Overcome the vexing issues youΓÇÖll inevitably confront when creating apps for the iPhone, iPad, or iPod touch. By making use of new and revised recipes in this updated cookbook, youΓÇÖll quickly learn the steps necessary to write complete iOS appsΓÇöincluding ways to store and protect data, enhance and animate graphics, manage files and folders, and take advantage of Passbook.

Thoroughly updated for iOS 6 SDK, this cookbook shows you how to use hundreds of techniques to solve problems that developers of all levels commonly face. Each recipe includes sample code you can use right away.

    Use Pass Kit to deliver digitally-signed passes such as loyalty cards

    Define the layout of UI elements with Cocoa Auto Layout

    Develop location-aware apps

    Get working examples for implementing gesture recognizers

    Use new Objective-C Runtime features

    Play audio and video files and access the iPod library

    Retrieve contacts and groups from the Address Book

    Determine camera availability and access the Photo Library

    Create multitasking-aware apps

    Use Event Kit to manage calendars, dates, and events

    Apply the accelerometer and gyroscope

    Enhance your app with the iCloud service