The iOS Beginner Project is rewritten using Swift, which Apple originally wrote with Objective-C. After you run the project, you will see a TodoList app.

It's written in Swift (Apple's new programming language) using Xcode 6 GM.

The offical guideline URL: https://developer.apple.com/library/ios/referencelibrary/GettingStarted/RoadMapiOS/index.html

Thank you, Changwei Zhang