Get a solid grounding in all the fundamentals of Cocoa Touch—and avoid problems during iPhone and iPad app development. With this revised and updated edition, you’ll learn how to work effectively with Objective-C and Xcode, using iOS 5 and Xcode features, such as ARC memory management, storyboards, Core Image filters, and Emitter layers. This book covers iOS 5 in a rigorous, orderly fashion—ideal whether you’re approaching iOS for the first time or need a reference to bolster existing skills. Learn Objective-C language details and object-oriented programming concepts Understand the anatomy of an Xcode project and all the stages of.