Core Objective-C in 24 Hours provides a clear and concise overview of the programming language, describes its key features and APIs, and presents recommendations for developing Objective-C programs on the Mac. It is written for readers who want a general understanding of Objective-C technology on the Mac along with developers who want to quickly get started with the language. Within 24 hours, you will have a solid understanding of Objective-C and be ready to begin using it on your projects! The book includes a complete overview of the latest enhancements to the Objective-C language, including automatic reference counting, blocks, and other powerful features.