Get a solid grounding in all the fundamentals of Cocoa Touch, and avoid problems during iPhone and iPad app development. With Programming iOS 4, you'll dig into Cocoa and learn how to work effectively with Objective-C and Xcode. This book covers iOS 4 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 conceptsUnderstand the anatomy of an Xcode project and all the stages of its lifecycleGrasp key Cocoa concepts such as relationships between classes, receiving events, and model-view-controller architectureKnow how views are managed, drawn, composited, and animatedDelve into Cocoa frameworks for sound, video, sensors, maps, and moreTouch on advanced topics such as threading and networkingObtain a thorough grounding for exploring advanced iOS features on your own