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Mastering Swift 2 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, I knew it would be fun. When Apple introduced Playgrounds as part of Xcode 6, I was excited just by the name, but I wondered if Apple could make its Playground as fun as the playgrounds from 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.

Getting started with Playgrounds

Playgrounds are interactive work environments that let us write code and see the results immediately. As changes are made to the code, the results also change in real time. This ...

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