Learning resources

Best practices

JS style guide by AirBnB

Google's tutorial on best practices

Computer Science

CS uni courses

HTML & CSS

HTML & CSS specifications

CSS selectors

Programming languages

Codecademy

Codewars: coding challenges

Google's online coding school - some free

General Assembly: learn basics

Code Avengers: Learn one language for free

Project Euler

Scala

Various tutorials

Cyber Wizard Institute

DWYL: tutorials

Founders and Coders'curriculum

Git

Git and GitHub

Learn to code with me

Lynda: video tutorials

Mozilla Developer Network

Security: XSS Game

Treehouse: tutorials, free trial available

Vim adventures