E. Resources for Objective-C

Apple Resources

If you are developing for Mac OS X or iOS, you should become a registered Apple Developer: https://developer.apple.com/programs/register/.

The registration is free. Registering as an Apple Developer allows you to download Xcode and the iOS SDK. It also allows you access to Mac and iOS online documentation, sample code, and Apple’s online bug reporting system.

Apple also has two paid programs, the Mac Developer Program (https://developer.apple.com/programs/mac/) and the iOS Developer Program (https://developer.apple.com/programs/ios/). Each program costs US$99 per year.

The Mac Developer Program provides prerelease Mac OS X software, videos, and two Technical Support Incidents. Technical Support Incidents ...

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