... publisher, and ISBN. For example: “Concurrent Programming in Mac OS X and iOS by Vandad Nahavandipoor (O’Reilly). Copyright 2011 Vandad Nahavandipoor,9781449305635.”If you feel your use of code examples ... management in iOS apps, pleaserefer to iOS 4 Programming Cookbook (O’Reilly).Block objects are objects as well, so they also can be copied, retained, and released.When writing an iOS app, you ... objects and their dynamic nature. In this chapter, we will learn about really fun and interestingthings that programmers can achieve with GCD in iOS and Mac OS X. Short Introduction to Grand Central...