<div><p>Get up to speed on Cocoa and Objective-C, and start developing applications on the iOS and OS X platforms. If you don’t have experience with Apple’s developer tools, no problem! From object-oriented programming to storing app data in iCloud, the fourth edition of this book covers everything you need to build apps for the iPhone, iPad, and Mac.</p><p>You’ll learn how to work with the Xcode IDE, Objective-C’s Foundation library, and other developer tools such as Event Kit framework and Core Animation. Along the way, you’ll build example projects, including a simple Objective-C application, a custom view, a simple video player application, and an app that displays calendar events for the user.</p><ul><li>Learn the application lifecycle on OS X and iOS</li><li>Work with the user-interface system in Cocoa and Cocoa Touch</li><li>Use AV Foundation to display video and audio</li><li>Build apps that let users create, edit, and work with documents</li><li>Store data locally with the file system, or on the network with iCloud</li><li>Display lists or collections of data with table views and collection views</li><li>Interact with the outside world with Core Location and Core Motion</li><li>Use blocks and operation queues for multiprocessing</li></ul></div>