Sorting Nibbles in Swift

A very interesting experiment on Swift performance. Including a nice surprise..
Sorting Nibbles in Swift

Swift 1.2 and Xcode 6.3 beta – Apple Developer Blog

Official news about the new beta version of Swift from Apple.
“Swift 1.2 is a major step forward … It does include some source-incompatible changes that require updates to your code,”
https://developer.apple.com/swift/blog/?id=22