In this chapter, we’ll discuss blocks, an Objective-C feature that enhances what you can do with functions. You can use blocks in applications that run on iOS (version 4.0 and later) and OS X (10.6 and later). We’ll also talk about concurrency, or how to take advantage of modern devices that can do more than one thing at a time.
KeywordsFunction Pointer Mutual Exclusion Memory Management Block Variable Instance Variable
Unable to display preview. Download preview PDF.