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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>CS 2150: daily announcements slide set</title>
<meta name="description" content="A set of slides for a course on Program and Data Representation">
<meta name="author" content="Aaron Bloomfield">
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<section data-markdown><script type="text/template">
# CS 2150
### Program & Data Representation
### Spring 2021
<center><small><a href="http://www.cs.virginia.edu/~asb">Aaron Bloomfield</a> ([email protected])</small></center>
<center><small><a href="http://github.com/uva-cs/pdr">@github</a> | <a href="index.html">↑</a> | <a href="daily-announcements.html?print-pdf"><img class="print" width="20" src="../slides/images/print-icon.png"></a></small></center>
<p> </p>
<h2>Daily Announcements</h2>
</script></section>
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<section>
<section>
<h4 class="xkcd">Merlin</h4><img class="stretch" src="http://imgs.xkcd.com/comics/merlin.png" title="I mean, the black-and-white stuff was running backward, but it hardly mattered to the story." alt="Merlin"><p class="center"><a href="http://xkcd.com/270/">xkcd # 270</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 39: Wed, May 5th
- [Lab 11](../labs/lab11/index.html), on Graphs, is done!
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/)
- Final exam: this Saturday, May 8th, from 7pm to 10pm
- A sample exam is available at https://libra.cs.virginia.edu/exams/sample_exam/; netbadge authentication is required
- You should definitely try it out BEFORE the actual final exam
- I have emailed all those with exam conflicts or SDAC accommodations
- Final exam review period: Friday at 1pm
- The link will be the Collab -> Online Meetings tools, and it will be recorded
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- No posted lecture for today, but we will go over the material live via Zoom: [esoteric programming languages](../slides/13-esoteric-pls.html) and the wrap up with the [course conclusion](course-conclusion.html)
</script></section>
</section>
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<section>
<section>
<h4 class="xkcd">NP-Complete</h4><img class="stretch" src="http://imgs.xkcd.com/comics/np_complete.png" title="General solutions get you a 50% tip." alt="NP-Complete"><p class="center"><a href="http://xkcd.com/287/">xkcd # 287</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 38: Mon, May 3rd
- [Lab 11](../labs/lab11/index.html), on Graphs, is out
- The post-lab is canceled
- The pre-lab and in-lab are due at the normal times
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/)
- Final exam: this Saturday, May 8th, from 7pm to 10pm
- A sample exam is available at https://libra.cs.virginia.edu/exams/sample_exam/; netbadge authentication is required
- You should definitely try it out BEFORE the actual final exam
- I have emailed all those with exam conflicts or SDAC accommodations
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture finished [memory](../slides/12-memory.html#/)
- There will NOT be a pre-recorded lecture for Wednesday's class, which will instead be a live class
</script></section>
</section>
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<section>
<section>
<h4 class="xkcd">Travelling Sales[person] Problem</h4><img class="stretch" src="http://imgs.xkcd.com/comics/travelling_salesman_problem.png" title="What's the complexity class of the best linear programming cutting-plane techniques? I couldn't find it anywhere. Man, the Garfield guy doesn't have these problems ..." alt="Travelling Salesman Problem"><p class="center"><a href="http://xkcd.com/399/">xkcd # 399</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 37: Fri, Apr 30th
- [Lab 11](../labs/lab11/index.html), on Graphs, is out
- The post-lab is canceled
- The pre-lab and in-lab are due at the normal times
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/)
- Final exam: Saturday, May 8th, from 7pm to 10pm
- A sample exam is available at https://libra.cs.virginia.edu/exams/sample_exam/; netbadge authentication is required
- You should definitely try it out BEFORE the actual final exam
- I have emailed all those with exam conflicts or SDAC accommodations
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture finished [graphs](../slides/11-graphs.html#/) and started [memory](../slides/12-memory.html#/) through slide 4.8
- There will be a pre-recorded lecture for this Monday, but next Wednesday's class (the last one of the semester) will be a live class without a pre-recorded lecture
</script></section>
</section>
<!-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -->
<section>
<section>
<h2 class='xkcd'>Google Maps</h2><img class='stretch' src="https://imgs.xkcd.com/comics/google_maps.png" title="Apparently Google assumes you're traveling during the ferry's normal operating hours. We lost two hours circling that damn lake (to say nothing of the Straw Man)." alt="Google Maps" style="image-orientation:none" ><p class='center'><a href='http://xkcd.com/461/'>xkcd # 461</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 36: Wed, Apr 28th
- [Lab 10](../labs/lab10/index.html), on Huffman coding, is out
- In an effort to make the work load more manageable:
- The pre-lab is (was?) due Wednesday (today) at noon
- The in-lab is due Friday at 10am
- The post-lab is cancelled!
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/) (same functionality, different URL and interface)
- Final exam: Saturday, May 8th, from 7pm to 10pm
- A sample exam is available at https://libra.cs.virginia.edu/exams/sample_exam/; netbadge authentication is required
- You should definitely try it out BEFORE the actual final exam
- I have emailed all those with exam conflicts or SDAC accommodations
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture continued with [graphs](../slides/11-graphs.html#/) through slide 8.9
</script></section>
</section>
<!-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -->
<section>
<section>
<h4 class="xkcd">Pillow Talk</h4><img class="stretch" src="http://imgs.xkcd.com/comics/pillow_talk.jpg" title="Maybe I should've tried Wexler?" alt="Pillow Talk"><p class="center"><a href="http://xkcd.com/69/">xkcd # 69</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 35: Mon, Apr 26th
- [Lab 10](../labs/lab10/index.html), on Huffman coding, is out
- In an effort to make the work load more manageable:
- The pre-lab is due Wednesday at noon
- The in-lab is due Friday at 10am
- The post-lab is cancelled!
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/) (same functionality, different URL and interface)
- Final exam: Saturday, May 8th, from 7pm to 10pm
- A sample exam is available at https://libra.cs.virginia.edu/exams/sample_exam/; netbadge authentication is required
- You should definitely try it out BEFORE the actual final exam
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture continued with [graphs](../slides/11-graphs.html#/) through slide 6.9
</script></section>
</section>
<!-- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -->
<section>
<section>
<h4 class="xkcd">Dependencies</h4><img class="stretch" src="http://imgs.xkcd.com/comics/dependencies.png" title="The prereqs for CPSC 357, the class on package management, are CPSC 432, CPSC 357, and glibc2.5 or later." alt="Dependencies"><p class="center"><a href="http://xkcd.com/754/">xkcd # 754</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 34: Fri, Apr 23rd
- [Lab 9](../labs/lab09-64bit/index.html) is all done!
- [Lab 10](../labs/lab10/index.html), on Huffman coding, is out
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/) (same functionality, different URL and interface)
- Final exam: Saturday, May 8th, from 7pm to 10pm
- A sample exam is available at https://libra.cs.virginia.edu/exams/sample_exam/; netbadge authentication is required
- You should definitely try it out BEFORE the actual final exam
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture finished [heaps and Huffman](../slides/10-heaps-huffman.html#/) and started on [graphs](../slides/11-graphs.html#/) to slide 5.3
</script></section>
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<section>
<h4 class="xkcd">Golden Hammer</h4><img class="stretch" src="http://imgs.xkcd.com/comics/golden_hammer.png" title="Took me five tries to find the right one, but I managed to salvage our night out--if not the boat--in the end." alt="Golden Hammer"><p class="center"><a href="http://xkcd.com/801/">xkcd # 801</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 33: Wed, Apr 21st
- [Lab 9](../labs/lab09-64bit/index.html), also on assembly, is out
- [Lab 10](../labs/lab10/index.html), for next week, is all ready in the repo
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/) (same functionality, different URL and interface)
- We discussed the final exam procedure last week
- A sample exam will be out early next week; this is so you can familiarize yourself with the system
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture continued [heaps and Huffman](../slides/10-heaps-huffman.html#/) through slide 8.31
</script></section>
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<section>
<h4 class="xkcd">Collatz Conjecture</h4><img class="stretch" src="http://imgs.xkcd.com/comics/collatz_conjecture.png" title="The Strong Collatz Conjecture states that this holds for any set of obsessively-hand-applied rules." alt="Collatz Conjecture"><p class="center"><a href="http://xkcd.com/710/">xkcd # 710</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 32: Mon, Apr 19th
- [Lab 9](../labs/lab09-64bit/index.html), also on assembly, is out
- We will *not* be extending the pre-lab deadline for that lab
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- In addition to our new [queue](https://pegasus.cs.virginia.edu/satori), we also have a new [support ticket system](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/) (same functionality, different URL and interface)
- We discussed the final exam procedure last week
- A sample exam will be out later this week or early next week; this is so you can familiarize yourself with the system
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture continued [heaps and Huffman](../slides/10-heaps-huffman.html#/) through slide 8.19
</script></section>
</section>
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<section>
<h4 class="xkcd">Git Commit</h4><img class="stretch" src="http://imgs.xkcd.com/comics/git_commit.png" title="Merge branch 'asdfasjkfdlas/alkdjf' into sdkjfls-final" alt="Git Commit"><p class="center"><a href="http://xkcd.com/1296/">xkcd # 1296</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 31: Fri, Apr 16th
- [Lab 9](../labs/lab09-64bit/index.html), also on assembly, is out
- We will *not* be extending the pre-lab deadline for that lab
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Let's discuss the final exam procedure...
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture continued [heaps and Huffman](../slides/10-heaps-huffman.html#/) through slide 6.16
</script></section>
</section>
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<section>
<h4 class="xkcd">Applied Math</h4><img class="stretch" src="http://imgs.xkcd.com/comics/applied_math.png" title="Dear Reader: Enclosed is a check for ninety-eight cents. Using your work, I have proven that this equals the amount you requested." alt="Applied Math"><p class="center"><a href="http://xkcd.com/816/">xkcd # 816</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 30: Wed, Apr 14th
- [Lab 8](../labs/lab08-64bit/index.html), on assembly, is out
- We will be extending the pre-lab deadline for pre-lab 8
- Make sure you do the 64 bit version of the lab!
- I emailed the M1 Mac people on Wednesday with a solution for them
- [Lab 9](../labs/lab09-64bit/index.html), also on assembly, is ready in the repo
- We will *not* be extending the pre-lab deadline for that lab
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture finished [advanced C++](../slides/09-advanced-cpp.html#/) and started [heaps and Huffman](../slides/10-heaps-huffman.html#/) through slide 6.2
</script></section>
</section>
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<section>
<h4 class="xkcd">Science Valentine</h4><img class="stretch" src="http://imgs.xkcd.com/comics/science_valentine.png" title="You don't use science to show that you're right, you use science to become right." alt="Science Valentine"><p class="center"><a href="http://xkcd.com/701/">xkcd # 701</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 29: Mon, Apr 12th
- [Lab 8](../labs/lab08-64bit/index.html), on assembly, is out
- We will be extending the pre-lab deadline for pre-lab 8
- Make sure you do the 64 bit version of the lab!
- I emailed the M1 Mac people on Wednesday with a solution for them
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture continued [advanced C++](../slides/09-advanced-cpp.html#/) through slide 8.5
</script></section>
</section>
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<section>
<h4 class="xkcd">Security</h4><img class="stretch" src="http://imgs.xkcd.com/comics/security.png" title="Actual actual reality: nobody cares about his secrets. (Also, I would be hard-pressed to find that wrench for $5.)" alt="Security"><p class="center"><a href="http://xkcd.com/538/">xkcd # 538</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 28: Fri, Apr 9th
- [Lab 7](../labs/lab07/index.html), on IBCM, is all done
- [Lab 8](../labs/lab08-64bit/index.html), on x86, is ready in the repo
- We will be extending the pre-lab deadline for pre-lab 8
- Make sure you do the 64 bit version of the lab!
- I emailed the M1 Mac people on Wednesday with a solution for them
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture finished [assembly](../slides/08-assembly-64bit.html#/), and started [advanced C++](../slides/09-advanced-cpp.html#/) through slide 6.11
</script></section>
</section>
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<section>
<h4 class="xkcd">Surgery</h4><img class="stretch" src="http://imgs.xkcd.com/comics/surgery.png" title="Damn. Not only did he not install it, he sutured a 'Vista-Ready' sticker onto my arm." alt="Surgery"><p class="center"><a href="http://xkcd.com/644/">xkcd # 644</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 27: Wed, Apr 7th
- [Lab 7](../labs/lab07/index.html), on IBCM, is out
- The simulators are at https://pegasus.cs.virginia.edu/ibcm/ and https://libra.cs.virginia.edu/ibcm/
- [Lab 8](../labs/lab08-64bit/index.html), on x86, is ready in the repo
- We will be extending the pre-lab deadline for pre-lab 8
- Make sure you do the 64 bit version of the lab!
- I will be emailing the M1 Mac people about how they can compile assembly
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Today's posted lecture continued with [assembly](../slides/08-assembly-64bit.html#/) through slide 10.12
</script></section>
</section>
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<section>
<h4 class="xkcd">Abstraction</h4><img class="stretch" src="http://imgs.xkcd.com/comics/abstraction.png" title="If I'm such a god, why isn't Maru *my* cat?" alt="Abstraction"><p class="center"><a href="http://xkcd.com/676/">xkcd # 676</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 26: Mon, Apr 5th
- [Lab 7](../labs/lab07/index.html), on IBCM, is out
- The simulators are at https://pegasus.cs.virginia.edu/ibcm/ and https://libra.cs.virginia.edu/ibcm/
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Today's posted lecture continued with [assembly](../slides/08-assembly-64bit.html#/) through slide 8.15
</script></section>
</section>
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<section>
<h4 class="xkcd">Tabletop Roleplaying</h4><img class="stretch" src="http://imgs.xkcd.com/comics/tabletop_roleplaying.png" title="I may have also tossed one of a pair of teleportation rings into the ocean, with interesting results." alt="Tabletop Roleplaying"><p class="center"><a href="http://xkcd.com/244/">xkcd # 244</a></p>
</section>
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## Lecture 25: Fri, Apr 2nd
- [Lab 6](../labs/lab06/index.html) (hashes) is done!
- I have some comments on lab 6...
- [Lab 7](../labs/lab07/index.html), on IBCM, is out
- The simulators are at https://pegasus.cs.virginia.edu/ibcm/ and https://libra.cs.virginia.edu/ibcm/
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Today's posted lecture continued with [assembly](../slides/08-assembly-64bit.html#/) through slide 7.3
</script></section>
</section>
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<section>
<h4 class="xkcd">Single Ladies</h4><img class="stretch" src="http://imgs.xkcd.com/comics/single_ladies.png" title="Using a ring to bind someone you covet into your dark and twisted world? Wow, just got the subtext there. Also, the apparently eager Beyoncé would've made one badass Nazgûl." alt="Single Ladies"><p class="center"><a href="http://xkcd.com/712/">xkcd # 712</a></p>
</section>
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## Lecture 24: Wed, Mar 31st
- [Lab 6](../labs/lab06/index.html) (hashes) and the tutorial are out
- How are they going?
- We are still working on improving staffing levels
- About the shell script...
- Lab 7 (IBCM) will be out tomorrow
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Today's posted lecture started [assembly](../slides/08-assembly-64bit.html#/) through slide 5.6
</script></section>
</section>
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## Mon, Mar 29th
Today was a UVA break day, so no lecture content from today
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<section>
<h4 class="xkcd">Fight</h4><img class="stretch" src="http://imgs.xkcd.com/comics/fight.png" title="And she put sweet nothings in all my .conf files. It'll take me forever to get X working again." alt="Fight"><p class="center"><a href="http://xkcd.com/340/">xkcd # 340</a></p>
</section>
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## Lecture 23: Fri, Mar 26th
- [Lab 5](../labs/lab05/index.html) (trees) this past week
- We thought we had enough TA capacity on Thursday night, but apparently not -- our apologies about that
- [Lab 6](../labs/lab06/index.html) (hashes) and the tutorial are out
- We are extending the pre-lab deadline like we did with lab 5
- Formally, pre-lab 6 will be due at 11:59 pm on Tuesday, along with in-lab 6
- There is no lecture this upcoming Monday, as it's a UVA break day
- We still are holding TA office hours
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Today's posted lecture finished the [IBCM](../slides/07-ibcm.html#/) slide set and then went back and finished the [trees](../slides/05-trees.html#/) slide set
</script></section>
</section>
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<section>
<h4 class="xkcd">Success</h4><img class="stretch" src="http://imgs.xkcd.com/comics/success.png" title="40% of OpenBSD installs lead to shark attacks. It's their only standing security issue." alt="Success"><p class="center"><a href="http://xkcd.com/349/">xkcd # 349</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 22: Wed, Mar 24th
- [Lab 5](../labs/lab05/index.html) (trees) and the tutorial (make) is out -- how is it going?
- The pre-lab deadline was extended -- comments or thoughts on that?
- If you are done with the pre-lab and in-lab, you can seek help on the post-lab during your lab time as well
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are now about two weeks ahead of the labs
- Today's posted lecture started the [IBCM](../slides/07-ibcm.html#/) slide set (through slide 6.12)
</script></section>
</section>
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<section>
<h4 class="xkcd">Ballmer Peak</h4><img class="stretch" src="http://imgs.xkcd.com/comics/ballmer_peak.png" title="Apple uses automated schnapps IVs." alt="Ballmer Peak"><p class="center"><a href="http://xkcd.com/323/">xkcd # 323</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 21: Mon, Mar 22nd
- [Lab 5](../labs/lab05/index.html) (trees) and the tutorial (make) is out
- The pre-lab deadline is going to be the same as the in-lab deadline: the end of the day on Tuesday
- You still can submit it up to 24 hours late (by the end of the day on Wed) with a 25% penalty
- This will allow you to get more help on the pre-lab on Tuesday
- If you are done with the pre-lab and in-lab, you can seek help on the post-lab during your lab time as well
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are now about two weeks ahead of the labs
- Today's posted lecture started the [IBCM](../slides/07-ibcm.html#/) slide set (through slide 5.15)
</script></section>
</section>
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<section>
<h4 class="xkcd">Devotion to Duty</h4><img class="stretch" src="http://imgs.xkcd.com/comics/devotion_to_duty.png" title="The weird sense of duty really good sysadmins have can border on the sociopathic, but it's nice to know that it stands between the forces of darkness and your cat blog's servers." alt="Devotion to Duty"><p class="center"><a href="http://xkcd.com/705/">xkcd # 705</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 20: Fri, Mar 19th
- [Lab 4](../labs/lab04/index.html) (numbers) is done
- [Lab 5](../labs/lab05/index.html) (trees) and the tutorial (make) is out
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are now about two weeks ahead of the labs
- Today's posted lecture finished the [hashes](../slides/06-hashes.html#/) slide set
</script></section>
</section>
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<section>
<h4 class="xkcd">Black Hat Support</h4><img class="stretch" src="http://imgs.xkcd.com/comics/black_hat_support.png" title="So as not to leave you hanging -- it was a problem with select() calls." alt="Black Hat Support"><p class="center"><a href="http://xkcd.com/278/">xkcd # 278</a></p>
</section>
<section data-markdown data-background-color="darkgreen"><script type="text/template">
## Lecture 19: Wed, Mar 17th
- [Lab 4](../labs/lab04/index.html) (numbers) is out!
- Office hours are 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are now about two weeks ahead of the labs
- Today's posted lecture continued [hashes](../slides/06-hashes.html#/) (through slide 7.4)
</script></section>
</section>
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<section>
<h4 class="xkcd">The Economic Argument</h4><img class="stretch" src="http://imgs.xkcd.com/comics/the_economic_argument.png" title="Not to be confused with 'making money selling this stuff to OTHER people who think it works', which corporate accountants and actuaries have zero problems with." alt="The Economic Argument"><p class="center"><a href="http://xkcd.com/808/">xkcd # 808</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 18: Mon, Mar 15th
- [Lab 4](../labs/lab04/index.html) (numbers) is out!
- Office hours have resumed: 5pm - 11pm on Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are now about two weeks ahead of the labs
- Today's posted lecture finished the [trees](../slides/05-trees.html#/) slide set and started on [hashes](../slides/06-hashes.html#/) (through slide 5.5)
</script></section>
</section>
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<section>
<h4 class="xkcd">Academia vs. Business</h4><img class="stretch" src="http://imgs.xkcd.com/comics/academia_vs_business.png" title="Some engineer out there has solved P=NP and it's locked up in an electric eggbeater calibration routine. For every 0x5f375a86 we learn about, there are thousands we never see." alt="Academia vs. Business"><p class="center"><a href="http://xkcd.com/664/">xkcd # 664</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 17: Fri, Mar 12th
- [Lab 4](../labs/lab04/index.html) is all ready in the repo
- Office hours resume this Sunday
- They are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are now about two weeks ahead of the labs
- Today's posted lecture continued the [trees](../slides/05-trees.html#/) slide set (through slide 7.31)
</script></section>
</section>
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<section>
<h4 class="xkcd">Real Programmers</h4><img class="stretch" src="http://imgs.xkcd.com/comics/real_programmers.png" title="Real programmers set the universal constants at the start such that the universe evolves to contain the disk with the data they want." alt="Real Programmers"><p class="center"><a href="http://xkcd.com/378/">xkcd # 378</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 16: Wed, Mar 10th
- [Lab 4](../labs/lab04/index.html), for next week, is ready to go in the repo
- No office hours this week -- they resume this Sunday, March 14th
- Starting Sunday the office hours are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are now about two weeks ahead of the labs
- Review session: Thursday (tomorrow) from 6-8; Zoom link via the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- With TA Harish, it's meant to be conceptual (high-level), and also cover debugging
- Today's posted lecture continued the [trees](../slides/05-trees.html#/) slide set (through slide 7.9)
</script></section>
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<section>
<h4 class="xkcd">Sandwich</h4><img class="stretch" src="http://imgs.xkcd.com/comics/sandwich.png" title="Proper User Policy apparently means Simon Says." alt="Sandwich"><p class="center"><a href="http://xkcd.com/149/">xkcd # 149</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 15: Mon, Mar 8th
- No lab this week, since tomorrow is a UVA break day
- [Lab 4](../labs/lab04/index.html), for next week, is ready to go in the repo
- No office hours this week, either; they resume Sunday, March 14th
- Starting Sunday the office hours are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links and announcements for each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Do you have an M1 Mac? Let us know by support request
- Due to the non-standard spring 2021 semester schedule, lectures are about a week ahead of the labs
- And about to get two weeks ahead, but we'll catch up by the end of the semester
- Today's posted lecture started the [trees](../slides/05-trees.html#/) slide set (through slide 5.11)
- Apparently I forgot to move the lecture recording over on Friday...
</script></section>
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<section>
<h4 class="xkcd">Bug</h4><img class="stretch" src="http://imgs.xkcd.com/comics/bug.png" title="The universe started in 1970. Anyone claiming to be over 38 is lying about their age." alt="Bug"><p class="center"><a href="http://xkcd.com/376/">xkcd # 376</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 14: Fri, Mar 5th
- [Lab 3](../labs/lab03/index.html) this week seemed to go fairly well
- No lab next week, since that Tuesday is a UVA break day
- [Lab 4](../labs/lab04/index.html) is the week after next
- It's all ready in the repo
- Do you have an M1 Mac? Let us know by support request
- Office hours have are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- But we are NOT having office hours all of next week; they will resume Sunday, March 14th
- Links announced each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Due to the non-standard spring 2021 semester schedule, lectures are about a week ahead of the labs
- And about to get two weeks ahead, but we'll catch up by the end of the semester
- Today's posted lecture finished [arrays & big-Oh](../slides/04-arrays-bigoh.html#/)
</script></section>
</section>
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<section>
<h4 class="xkcd">Code Talkers</h4><img class="stretch" src="http://imgs.xkcd.com/comics/code_talkers.png" title="As far as I can tell, Navajo doesn't have a common word for 'zero'. do-neh-lini means 'neutral'." alt="Code Talkers"><p class="center"><a href="http://xkcd.com/257/">xkcd # 257</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 13: Wed, Mar 3rd
- [Lab 3](../labs/lab03/index.html) is this week
- No lab next week, since that Tuesday is a UVA break day
- [Lab 4](../labs/lab04/index.html) is the week after next
- It's all ready in the repo
- Do you have an M1 Mac? Let us know by support request
- Office hours have are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links announced each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Due to the non-standard spring 2021 semester schedule, lectures are about a week ahead of the labs
- And about to get two weeks ahead, but we'll catch up by the end of the semester
- Today's posted lecture continued [arrays & big-Oh](../slides/04-arrays-bigoh.html#/) (through slide 5.8)
</script></section>
</section>
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<section>
<h4 class="xkcd">e to the pi Minus pi</h4><img class="stretch" src="http://imgs.xkcd.com/comics/e_to_the_pi_minus_pi.png" title="Also, I hear the 4th root of (9^2 + 19^2/22) is pi." alt="e to the pi Minus pi"><p class="center"><a href="http://xkcd.com/217/">xkcd # 217</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 12: Mon, Mar 1st
- [Lab 3](../labs/lab03/index.html) is all ready
- It's easier than lab 2!
- There is no lab next week, as Tuesday of next week is a UVA break day
- Lab 4 will be the following week
- Do you have an M1 Mac? Let us know by support request
- Office hours have are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links announced each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Due to the non-standard spring 2021 semester schedule, lectures are about a week ahead of the labs
- And about to get two weeks ahead, but we'll catch up by the end of the semester
- Today's posted lecture finished [Numbers](../slides/03-numbers.html#/) and started [arrays & big-Oh](../slides/04-arrays-bigoh.html#/) (through slide 4.4)
</script></section>
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<section>
<h2 class='xkcd'>Can't Sleep</h2><img class='stretch' src="http://imgs.xkcd.com/comics/cant_sleep.png" title="If androids someday DO dream of electric sheep, don't forget to declare sheepCount as a long int." alt="Can't Sleep" ><p class='center'><a href='http://xkcd.com/571/'>xkcd # 571</a></p>
</section>
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## Lecture 11: Fri, Feb 26th
- [Lab 2](../labs/lab02/index.html) -- we all made it!
- [Lab 3](../labs/lab03/index.html) is all ready
- It's easier than lab 2!
- Do you have an M1 Mac?
- If so, VirtualBox won't work -- you will have to use the terminal; also let us know who you are (via a [support request](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/tickets/)), as we are going to have to do something different for assembly...
- Office hours have are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Links announced each lecture period:
- Course links on the [Collab landing page](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Due to the non-standard spring 2021 semester schedule, lectures are about a week ahead of the labs
- And about to get two weeks ahead, but we'll catch up by the end of the semester
- Today's posted lecture continued [Numbers](../slides/03-numbers.html#/) (through slide 9.21)
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<h4 class="xkcd">RPS</h4><img class="stretch" src="http://imgs.xkcd.com/comics/rps.png" title="It looks good, but it needs more postfixins." alt="RPS"><p class="center"><a href="http://xkcd.com/645/">xkcd # 645</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 10: Wed, Feb 24th
- [Lab 2](../labs/lab02/index.html) is out
- Recall the diagram for the lab is on [C++ slide 10.13](../slides/01-cpp.html#/lab2uml) and on the next slide
- [Lab 3](../labs/lab03/index.html) is all ready to go
- It's easier than lab 2!
- Do you have an M1 Mac?
- If so, VirtualBox won't work -- you will have to use the terminal; also let us know who you are (via a [support request](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/tickets/)), as we are going to have to do something different for assembly...
- Office hours have are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously; and we have a new [queue](https://pegasus.cs.virginia.edu/satori)
- Course links: see the landing page in the [Collab workspace](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture continued [Numbers](../slides/03-numbers.html#/) (through slide 8.10)
</script></section>
<section data-markdown id='lab2uml'><script type="text/template">
## Doubly linked lists (lab 2)
- This is the UML diagram from [Lab 2](../labs/lab02/index.html)
</script></section>
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<h4 class="xkcd">Forgetting</h4><img class="stretch" src="http://imgs.xkcd.com/comics/forgetting.png" title="Of course, the assert doesn't work." alt="Forgetting"><p class="center"><a href="http://xkcd.com/379/">xkcd # 379</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 9: Mon, Feb 22nd
- [Lab 2](../labs/lab02/index.html) is out
- It's not the easiest lab, so don't wait until the last minute to start it!
- Recall the diagram for the lab is on [C++ slide 10.13](../slides/01-cpp.html#/lab2uml) and on the next slide
- Do you have an M1 Mac?
- If so, VirtualBox won't work -- you will have to use the terminal; also let us know who you are (via a [support request](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/tickets/)), as we are going to have to do something different for assembly...
- Office hours have are Sun, Mon, Wed, & Thu from 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- And we have a new [office hours queue](https://pegasus.cs.virginia.edu/satori) for both office hours and labs
- If you are a CLAS student and want to apply for the BA CS degree, deadline is TODAY: Mon, Feb 22 -- see http://bit.ly/apply-bacs-s21
- Course links: see the landing page in the [Collab workspace](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab
- [Readings](../docs/readings.html) are optional, and are posted in the git repo
- Recall that the [lectures page](lectures/index.html) has the code gone over that day
- Today's posted lecture finished [Lists](../slides/02-lists.html#/) and started on [Numbers](../slides/03-numbers.html#/) (through slide 5.2)
</script></section>
<section data-markdown id='lab2uml'><script type="text/template">
## Doubly linked lists (lab 2)
- This is the UML diagram from [Lab 2](../labs/lab02/index.html)
</script></section>
</section>
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<h4 class="xkcd">Compiling</h4><img class="stretch" src="http://imgs.xkcd.com/comics/compiling.png" title="'Are you stealing those LCDs?' 'Yeah, but I'm doing it while my code compiles.'" alt="Compiling"><p class="center"><a href="http://xkcd.com/303/">xkcd # 303</a></p>
</section>
<section data-markdown><script type="text/template">
## Lecture 8: Fri, Feb 19th
- Labs this week -- how did they go?
- Remember that If you attend, you have to attend *your* lab section
- [Lab 2: lists](../labs/lab02/index.html) is out
- It's not the easiest lab, so don't wait until the last minute to start it!
- Recall the diagram for the lab is on [C++ slide 10.13](../slides/01-cpp.html#/lab2uml) and on the next slide
- Do you have an M1 Mac?
- If so, VirtualBox won't work -- you will have to use the terminal; also let us know who you are (via a [support request](https://pegasus.cs.virginia.edu/satori/cs2150-sp2021/tickets/)), as we are going to have to do something different for assembly...
- Office hours have are in full swing: Sun, Mon, Wed, & Thu, 5pm to 11pm
- The [office hours procedure](#/ohprocedure) was discussed previously
- New [office hours queue](https://pegasus.cs.virginia.edu/satori) for both office hours and labs
- The links will all be updated prior to Sunday's office hours
- If you are a CLAS student and want to apply for the BA CS degree, deadline is Mon, Feb 22 -- see http://bit.ly/apply-bacs-s21 for details
- Course links: see the landing page in the [Collab workspace](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b)
- Everybody has to sign the [UNIX honor pledge](https://docs.google.com/forms/d/e/1FAIpQLSevof03xe6syKaPjfXVJ9XGii2Z6gwfGpbM9kldfvK-qO0aqA/viewform)
- [Anonymous feedback](https://collab.its.virginia.edu/portal/site/0a5bc0bf-4118-4565-b30a-3b32f4934d4b/tool/bba7c79a-857d-4254-aa66-4bef15c95b86/main)! It's through Collab