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http://www.cnblogs.com/surge/p/4436360.html

https://swift.org

https://developer.apple.com/swift/blog/

https://itunes.apple.com/us/book/id1002622538

http://wiki.jikexueyuan.com/project/swift/

http://onevcat.com

www.raywenderlich.com

nshipster.cn

nshipster.com

www.objc.io

www.objccn.io

cocoa pods 

http://blog.csdn.net/aaron0619/article/details/52190164