You can add and remove assets to this catalog by selecting your project (the blue icon) at the top of the Xcode editor on the left side, then selecting its target to the right of that, and ...

Hamza Sood has cleverly used asset catalogs with the Xcode 7 GM to confirm the rumors around the iPhone 6s and iPad Pro RAM specifications. It confirms that the iPhone 6s has 2 GB of RAM, up from ...