Apple Releases Xcode Update 4.2.1

Apple Releases Xcode Update 4.2.1

Apple has released a minor update to their Xcode development tools today, bringing the version up to 4.2.1. The update addresses various minor bugs, including an issue with missing developer profiles.

This marks the first update to Xcode since Apple released 4.2, a major update, about a month ago, bringing SDKs for OS X Lion and iOS 5, iCloud compatibility, storyboards, and more. Apple’s full release notes for the update follow:

What’s New in Version 4.2.1
This update addresses a number of stability issues, including the following:

– Fixes an issue where the “Convert to Objective-C ARC” operation would not complete.
– Resolves a problem that resulted in no visible developer profiles in the Organizer.
– Corrects an erroneous locked file dialog appearing in the documentation window.

Features and enhancements in previous Xcode updates:

– Xcode 4.2 includes SDKs for Mac OS X 10.7 Lion and iOS 5.
– Storyboards let you design multiple iOS screens, and define the segues among them.
– Automatic Reference Counting (ARC) saves you from manually managing retain/release.
– iCloud entitlements are automatically enabled for Mac and iOS apps.
– OpenGL ES Debugger graphically analyzes your OpenGL scene directly within the IDE.
– Apple LLVM compiler supports C++11 features and the LLVM libc++ standard library.
– Older iOS Simulators and device debugging symbols are downloaded on-demand.
– Interface Builder support for Auto Layout and new Aqua controls such as NSPopover.
– Project editor can validate and resolve out of date build settings.

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