timestamp1629213978945
Language Updates
by David J. Malan
cli50
ide.cs50.io
lab.cs50.io
sandbox.cs50.io
In anticipation of fall semester, cli50 and CS50 IDE have been updated with some updated language support! Java 16.0.2 Node 16.2.2 Python 3.9.6 Ruby 2.7.4
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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 
timestamp1600020600001
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...
timestamp1591207200001
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...