显示色块的app

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Finish Our 1st App “Color Blocks”

You focus on the fun part and let me do the rest :-D

So you’ve already downloaded Xcode from App Store and created the first app with an empty white screen. Today we’ll run the app on iPad Pro (9.7-inch) simulator. On the left panel select Main.storyboard. Then switch to View as: iPad Pro 9.7" near the bottom of Xcode window. Now click the the upper right button with a plus sign “+”.

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