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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...
1597325820001
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...1592655840001
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...1591207200001
An API for Harvard's Map
by David J. Malan
Years ago, CS50 had an API (application programming interface) for Harvard's map, so that students could integrate maps of campus into their own final projects. The API eventually fell by the wayside as CS50's infrastructure evolved, but...