With this digital Early Release edition of Programming iOS 4, you get the entire book bundle in its earliest form – the author's raw and unedited content – so you can take advantage of this content long before the book's official release. You'll also receive updates when significant changes are made, as well as the final ebook version. Whether you're learning Cocoa programming for the first time, or want a reference to bolster the iPhone development skills you already have, this in-depth guide provides a complete learning path – from language basics and using Xcode 4 to all of the steps necessary for developing your app with the Cocoa Touch framework.