作者介紹：

Matthew Campbell曾在Mobile App Mastery Institute與iOS Code Camp上培訓過800多位iOS開發新手。他還開發瞭Tasting Notes，這是一款麵嚮葡萄酒愛好者的通用應用。Matthew是http://HowToMakeiPhoneApps.com的首席博主，這是一個關於如何創建iPhone應用的博客。

Objective-C Recipes provides a problem solution approach for dealing with key aspects of Objective-C programming, ensuring you have the indispensable reference you need to successfully execute common programming tasks. You will see how to use the unique features of the Objective-C programming language, the helpful features of the Foundation framework, and the benefits of using Objective-J as an alternative. Solutions are available for a range of problems, including: * Application development with Xcode * Working with strings, numbers and object collections * Using foundation classes like NSArray, NSString, NSData and more * Dealing with threads, multi-core processing and asynchronous processing * Building applications that take advantage of dates and timers and memory management * How to use Objective-C on other platforms Objective-C Recipes is an essential reference for every Objective-C programmer, and offers solutions in a concise and easy-to-follow manner. Matthew Campbell has trained over 800 new iOS developers at the Mobile App Mastery Institute and iOS Code Camp, and here brings his expertise to offer you the ability to use and exploit Objective-C to get the most out of all of your projects. What you'll learn * What strings and arrays are, and how to use them * How to manage your data effectively * How to build and work with dictionaries, dates and times, timers and localization * How to deal with threads, multi-core processing and asynchronous processing * How to utilize Cocoa and core frameworks for user interfaces and experience design and development * How to access and work with iOS SDK for iPhone and iPad apps design and development Who this book is for This book is for iOS, OS X as well as general Objective-C language programmers and users who want straightforward methods to do essential programming tasks in Objective-C.