1.Codecademy以交互的方式学习编程，免费的哦。：
http://www.codecademy.com/zh#!/exercises/0
2.codeschool
http://www.codeschool.com/
3.treehouse
http://teamtreehouse.com/
http://www.codecademy.com/zh#!/exercises/0
2.codeschool
http://www.codeschool.com/
3.treehouse
http://teamtreehouse.com/
