Daily Programming Thread
Tutorials http://programming-motherfucker.com/become.html http://install:gen2@books.installgentoo.com/ http://books.gentoomen.org/ http://codepaste.net/pwsfzk
Courses https://www.khanacademy.org/ http://ocw.mit.edu/index.htm http://diycomputerscience.com/ https://www.coursera.org/ https://www.edx.org/ https://www.udacity.com/
Challenges http://challenge.cueup.com/ https://www.hackerrank.com/ http://programmingpraxis.com/ http://www.checkio.org/ http://codingbat.com/ http://www.reddit.com/r/programmingchallenges http://www.reddit.com/r/dailyprogrammer http://www.codechef.com/ http://code.google.com/codejam/contests.html http://www.pythonchallenge.com/ http://projecteuler.net/ https://facebook.interviewstreet.com/recruit/challenges
Online Compilers http://repl.it/languages http://gcc.godbolt.org/ http://ideone.com/