A free online book by Harry Percival.
Free algorithms book by Allen Downey using Python. Published by Green Tea Press, which has several free books by Downey.
A web app that matches those wanting to fix bugs using given skills and skill levels with bugs in open source projects.
A video that demonstrates extending Django's default User model to include profile information.
A tutorial covering many aspects of Django development
Note the time-scaled ranking algorithm that uses the database to do the heavy lifting. Found via an HN link to this post by Hypertexthero that is worth exploring.
Pretty extensive tutorial on ClojureScript.
Some day I will finish reading this book.
A free online book on programming physics and simulation that uses the Processing language.
Clojure videos featuring Neal Ford and Stuart Halloway demonstrating/teaching Clojure.
A template for basing html 5 sites on.