James Montgomerie’s World Wide Web Log

Migrating Xcode SDKs

Lots of people don’t realise that you can copy SDKs from previous versions of Xcode to newer versions and still use them.

For example, with the release of Xcode 4.5, Apple no longer ships the iOS 5.1 or Mac OS X 10.6 SDKs, but if you still need them for some reason, you can grab them from an older install. SDKs are stored in the Xcode app bundle, in Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/, Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/, and Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/ - just copy them from inside your old Xcode to similar locations inside your new Xcode.

Note that this won’t give you the ability to do …


Apple, Failure, and Perfect Cookies

It’s painful, hard, and often time-consuming to restart when you’re already done, but you can’t argue with the results. Both Apple and Nintendo create some of the best, most inspired design out there.
Lukas Mathis, in Chabudai Gaeshi