ios 免书籍入门站点

http://www.raywenderlich.com/tutorials

http://www.raywenderlich.com/ios-tutorials

http://web.stanford.edu/class/cs193p/cgi-bin/drupal/downloads-2013-fall

论坛：

http://www.cocoachina.com/bbs/thread.php?fid-21.html

入门后，需要的资源：

UI => http://ui4app.com/

Code => http://code4app.com/