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最好的swift学习资料还是要看苹果的，其次是standford univesity.
https://developer.apple.com/library/prerelease/ios/referencelibrary/GettingStarted/DevelopiOSAppsSwift/
Standford‘s video:
https://itunes.apple.com/cn/course/developing-ios-8-apps-swift/id961180099
Swift 1 － 快速入门文档
原文地址：http://www.cnblogs.com/iyoubo/p/4608464.html
