webdev

• Web desing in 4 minutes
• javascript.info - javascript tutorial covering a wide range of topics
• three.js - javascript library for 3d
• just CORS - simple cors proxy

libraries

• TerminalTextEffects - Visual effects for terminal applications

books

• Programming Notes for Professionals - free ebooks, kinda good for reference

learning programming languages

• Exercism
• Learning APL
• Learn you some erlang for greater good

other

• MS-DOS programming
• What The F# - unexpected behavior in various programming languages
• educational software projects ideas