On Jun 15, 2012, at 5:51 a.m., Fabrizio Salvatore wrote:
> Do I do it from within Xcode or do I have to run something on the command line?
Not sure if there's a way to do it from the command line. I opened up Xcode, which then asked if I wanted to update the Command-Line Tools. If it doesn't ask, you can do it manually from the Xcode Preferences.