Pro iPhone Development with Swift 5 (2nd ed.)

If you’ve already learned the basics of Swift and iOS programming, it’s time to take your skills to the next level. In this follow up work to the best-selling Beginning iPhone Development with Swift, you’ll learn tips for organizing and debugging Swift code, using multi-threaded programming with Grand Central Dispatch, passing data between view controllers, and designing apps for multiple languages. You’ll also see how to play audio and video files, access the camera and save pictures to the Pho