This text provides a quick and concise introduction to Objective-C for programmers already familiar with either C or C++, and will continue to serve as a handy reference even after the language is mastered. In addition to covering the essentials of Objective-C syntax, it also covers important facets of the language such as memory management, the Objective-C runtime, dynamic loading, distributed objects, and exception-handling. Andrew Duncan provides a quick and concise introduction to Objective-C for the experienced programmer. In addition to covering the essentials of Objective-C syntax, he also covers important faces of the language such as memory management, the Objective-C runtime, dynamic loading, distributed objects, and exception handling. O'Reilly's "Pocket References" provide important details in a succinct, well-organized format and aim to deliver what you need to complete the task at hand.