... the iOS SDK contains some functionality that is not currently present in Cocoa or, at least, is not available on every Mac: The iOS SDK provides a way for your application to determine the iOS ... here? In the appendix, we’ll explore the logical next steps for you to take on your journey to master the iOS SDK. What’s New in This Update?Since the first edition of this book hit the bookstores, ... bookstores, the growth of the iOS development community has been phenomenal. The SDK has continually evolved, with Apple releasing a steady stream of SDK updates.Well, we’ve been busy, too! The second...