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cli50 Upgraded to Ubuntu 20.04
by David J. Malan
Just in time for the new year, cli50 has been upgraded from Ubuntu 18.04 to Ubuntu 20.04, just like CS50 IDE! Also included are: Java 15 Node 15 Python 3.9 Ruby 2.7 
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Rubber Duck Debugging in CS50 IDE
by David J. Malan
In addition to printf, debug50 (aka gdb), and valgrind, CS50 also introduces students to rubber duck debugging, a technique that involves talking to a rubber duck (or any inanimate, or even animate, object) about a bug in their code. In...
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Linking to Chapters
by David J. Malan
So that teachers (and we!) can link to specific chapters within CS50's videos, the links in the Chapters menu now include not only start parameters but also end parameters as well. That way, if you control- or right-click on a chapter...timestamp1592655840001
Snacks for Lectures
by David J. Malan
A tradition in CS50 is to serve cake (or cupcakes) after the course's first lecture. And that tradition has since evolved into snacks in the middle of every lecture. Of course, those snacks don't readily translate to video, and such...timestamp1591142400001
UI Improvements for CS50 Video Player
by David J. Malan
CS50's video player, a web app at video.cs50.io that synchronizes instructional videos with screen recordings, is now all the more responsive, particularly when embedded in a course's website: The "Keyboard" in "Keyboard Shortcuts" has...timestamp1591063200001
Docs for CS50's Dining API Have Moved
by David J. Malan
Documentation for CS50's Dining API, which provides Harvard students with programmatic access via HTTP to data from Harvard University Dining Services, has been integrated to cs50.readthedocs.io, where CS50's other documentation lives...timestamp1591056000001
Theme for CS50's Docs Updated
by David J. Malan
The theme for CS50's documentation at cs50.readthedocs.io has been updated to the latest version of sphinxrtdtheme. The UI is largely the same, though we've tweaked a few aesthetics. Most compelling, though, the latest version of the...