Developing Using the SDK

The iOS Software Development Kit (SDK) provides support for developing iOS applications and includes the complete set of Xcode tools, compilers, and frameworks for creating applications for iOS and Mac OS X. These tools include the Xcode IDE (its integrated development environment) and the Instruments performance analysis tool, among many others.

Xcode 4.3 (the latest version) is now an application you simply download from the Mac App store. (You will need OS X 10.7.3 or better.) You should also become a registered developer. [To do that, first go to developer.apple.com/devcenter/ios , look for (and then click) the link to become a registered developer, fill out some registration information, then start reaping the benefits of being a registered developer, starting with access to tons of documentation sample code and a lot of other useful information). Note: If you want to actually run your application on your iPad and submit it to the App Store, you need to join the official iOS Developer Program, which you can do right after you become a registered developer.

tip.eps Apple links do change from time to time, so if a link I provide in this book doesn’t work, you can always start at developer.apple.com/ and navigate to the iOS Dev Center from there.

Xcode 4 is the latest iteration of Apple’s IDE, a complete toolset for building Mac OS X and iOS applications. With ...

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