xcode入门教程。。。先熟悉mac os 的东西
http://www.apple.com.cn/developer/library/ios/documentation/IDEs/Conceptual/xcode_quick_start/010-Tutorial_Using_Xcode_to_Write_Hello_World/hello_world_tutorial.html
xcode video
http://www.verycd.com/topics/2917590/
雪天霜印http://blog.sina.com.cn/s/articlelist_1887788071_0_1.html
http://blog.sina.com.cn/wentaowu