Programming in Objective-C

17. Memory Management

We have focused on the topic of memory management throughout this book. You should understand by now when you are responsible for releasing objects and when you are not. Even though the examples in this book have all been very small, nevertheless we emphasized the importance of paying attention to memory management to teach good programming practice and to develop leak-free programs.

Depending on the type of application you're writing, judicious use of memory can be critical. For example, if you're writing an interactive drawing application that creates many objects during the execution of the program, if you're not careful, your program might continue to consume more and more memory resources as it runs. In such cases, ...