Get a rapid introduction to iPhone, iPad, and iPod touch programming. With this easy-to-follow guide, you'll learn how to develop your first marketable iOS application, from opening Xcode to submitting your product to the App Store. Whether you're a developer new to Mac programming or an experienced Mac developer ready to tackle iOS, this is your book. You'll learn about Objective-C and the core frameworks hands-on by writing several sample iOS applications, giving you the basic skills for building your own applications independently. Packed with code samples, this book is refreshed and updated for iOS 6 and Xcode 4.