Swift
Swift | Introduction to Swift Tutorial Using the IBM Swift Sandbox
https://developer.ibm.com/swift/2015/12/08/introduction-to-swift-tutorial-using-the-ibm-swift-sandbox/
The Swift Programming Language (Swift 2.2): The Basics
https://developer.apple.com/library/ios/documentation/Swift/Conceptual/Swift_Programming_Language/TheBasics.html#//apple_ref/doc/uid/TP40014097-CH5-ID309
Swift Blog - Apple Developer
https://developer.apple.com/swift/blog/
Developing iOS 8 Apps with Swift - Free Course by Stanford on iTunes U
https://itunes.apple.com/us/course/developing-ios-8-apps-swift/id961180099
逆引きSwift(iOS編)
https://sites.google.com/a/gclue.jp/swift-docs/ni-yinki100-ios
Swiftで作るToDoアプリ開発チュートリアル | EasyRamble