Coderbyte - Coderbyte is a place built for anyone to practice and perfect their programming skills.
W3Schools - W3Schools is a web developers information website, with tutorials and references on web development...
Codecademy - Learn the technical skills you need for the job you want. As leaders in online education and learning to code, we’ve taught over 45 million people using a tested curriculum and an interactive learning environment.
Free Code Camp - Learn to code by helping nonprofits.
Scratch - Scratch is the programming language & online community where young people create stories, games, & animations.
Tuts Insider - Tuts Insider is a source for developers to learn web desgining, development and much more. Tuts Insider also provides 100s of examples.