What’s new?

Here’s what’s new in CS50x 2019 vis-à-vis CS50x 2018!

Lectures

CS50’s lectures are now professionally subtitled not only in English but also in Spanish!

Problem Sets

Problem Set 6 now includes a new problem in which you will implement a program that censors messages that contain words that appear on a list of supplied "banned words."

Problem Set 7 now asks you to implement a web app that enables a user to (1) fill out a form, a la Google Forms, the results of which are saved to a comma-separated-value file on the server, and (2) view a table of all of the submissions received, a la Google Sheets.

Seminars

New to CS50x are seminars on:

  • 3D World

  • A Tale of Two Pizzas: Accelerating Software Delivery with AWS Developer Tools

  • Building Products at Uber: How We Bridge the Physical and Digital Worlds

  • Computer Vision and Machine Learning

  • Create Your Own Virtual Reality

  • Drawing React Apps with Pagedraw

  • Falling in LÖVE with Lua

  • Frontend Development with React

  • Fruit Street Telehealth: Technology Changing Healthcare

  • Google Apps Script and G Suite APIs

  • GUI with Python’s Tkinter

  • Java SE 8 Programming Basics

  • Microsoft’s MakeCode and Micro:bit

  • Publishing Your Flask App to the Web

  • Ship Continuously

  • Tools and Techniques for Collaborative Coding

Software

CS50 IDE

New and improved this year are

  • check50, via which you can improve your code’s correctness,

  • debug50, via which you can debug your C code, and

  • style50, via which you can improve your code’s style!

Videos

All videos are now playable and downloadable in edX’s mobile app!