Swift 2.2.1 recently released, is an interactive and fun programming language for iOS, OS X, tvOS, and watchOS. The syntax is concise yet expressive, and apps run lightning-fast. Swift 2.2 brings new syntax, new features, and some deprecations too. Swift 2.2 includes support for Swift on Linux. The Linux port is still relatively new and in this release does not include the Swift Core Libraries (which will appear in Swift 3).
tvOS 9.1 Beta 3 provides support for developing tvOS apps. It’s packaged with a complete set of Xcode tools, compilers, and frameworks for creating apps for tvOS. These tools include the Xcode IDE and the Instruments analysis tool, among many others. tvOS SDK 9.1 Beta 3 hightlights: AVKit On tvOS, AVPlayerViewController automatically resumes playback when video playback stalls. This will prevent clients from programmatically pausing playback, as a programmatic pause will appear to be a stall and playback will immediately resume.
Xcode 7.2 beta 4 recently released comes with a number of bugfix including new features which includes support for building and debugging apps for tvOS 9.1, support for building and debugging apps for tvOS 9.1. Xcode’s Crashes Organizer, now displays crash reports that originate from your tvOS apps and support for building and debugging apps for OS X El Capitan 10.11.2. Known Issues in Xcode 7.2 beta 4 – IDE Debugging Xcode’s debugger will not automatically attach to a Today extension run on an iPad Pro when the Notification tab is selected.