Xcode is Apple's Integrated Development Environment (IDE) for developers working on Mac OS X. Xcode 4 is the fourth major version of the app.

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How to install Xcode from downloaded package

I recently uninstalled all dev tools from OS X after having issues with gcc and realizing both Xcode 3 and 4 were installed - but not before saving an Xcode package file to the desktop. It's over 3 GB ...
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How to can I upgrade Xcode 4.1 to 4.5.2 properly?

I'm trying to get Xcode up to date... but i think i have a little problem. I go in the Mac App Store. I find Xcode. I click on free button, it asks me to connect with my Apple-ID. Done. I get the ...