Now you have Xcode. It’s time to start it up and see what it looks like.
You’ll find Xcode in the
/Applications directory, just like any application. You’ll be using it constantly, so you’ll want to keep it in the Dock at the bottom of your main screen. Drag Xcode to the Dock—take care to drop it between icons, and not on one.
Now click the Xcode icon. It bounces to show Xcode is being launched. It will bounce for a very, very long time. And then it will stop bouncing, and nothing will happen.
The first time any OS X application is launched, the system examines the application bundle to verify that it matches its cryptographic signature. A typical application has as many as 2,000 files to check, imposing ...