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Mastering Swift 4 - Fourth Edition by Jon Hoffman

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Playgrounds

When I was a kid, the best part of the school day was going to the playground. It really did not matter what we were playing as long as we were on the playground. When Apple introduced Playgrounds as part of Xcode 6, I was excited just by the name, but I wondered if Apple would be able to make its Playground as fun as the playgrounds of my youth. While Apple's Playgrounds might not be as fun as playing kickball when I was 9-years old, it definitely brings a lot of fun back to experimenting and playing with code.

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