The release of OS X 10.8 Mountain Lion this week also brought us an Xcode release with some long awaited Objective-C improvements. If you upgraded your development machine to Mountain Lion you should check the Mac App Store for the Xcode 4.4 update. If you are more cautious and are staying with OS X 10.7 Lion you can still upgrade to Xcode 4.4 (according to the release notes you will need to be on