Coursera - Build skills with courses, certificates, and degrees online from world-class universities and companies
W3Schools - W3Schools is a web developers information website, with tutorials and references on web development...
Khan Academy - Khan Academy offers online tools to help students learn about a variety of important school subjects. Tools include videos, practice exercises, and materials for instructors. Read more about Khan Academy.
Free Code Camp - Learn to code by helping nonprofits.
Udemy - Online Courses - Learn Anything, On Your Schedule
Tuts Insider - Tuts Insider is a source for developers to learn web desgining, development and much more. Tuts Insider also provides 100s of examples.