What’s new?

Happen to take CS50x in 2013 or 2014 (even if you didn’t finish)? Here’s what’s new in CS50x 2015:

New and improved lectures! Hopefully.
- Now available in 4K (via a link below each embedded video).
- Shot in anamorphic 2.39:1 widescreen.
- More on-stage demos!
New CS50 Appliance, based on Ubuntu!
Updated problem sets!
- Problem Set 3 is now Breakout (and includes find, which used to accompany Game of Fifteen).
- Problem Set 4 is now Forensics.
- Problem Set 5 is now Mispellings.
- Problem Set 6 is now Web Server, a new one!
- Problem Set 8 is now Mashup, a new one!
Office hours in select cities between 26 January 2015 and 16 May 2015, subject to students' interest:
- Cambridge
- Chennai
- Houston
- Masterton
- Rome
- Seattle
- St. Louis
CS50 Hackathons in select cities between 1 January 2015 and 31 December 2015, subject to students' interest:
- Cambridge
- Chennai
- Houston
- Masterton
- Rome
- Seattle
- St. Louis
And more!