nodejs

http://developer.51cto.com/art/201203/321080.htm

http://developer.51cto.com/art/201111/299967_2.htm

http://developer.51cto.com/art/201109/290443.htm

http://robbinfan.com/blog/40/ruby-off-rails

http://www.zhihu.com/question/20932717/answer/16672347

http://tech.qq.com/a/20120521/000296.htm