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Learn how you can inherit functionality from another class in Swift.

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Learn how to create your own class initializers, including two-phase initializatoin, and required vs. convenience initializers.

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Practice creating your own class initializers, through a hands-on challenge.

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Learn how Swift manages memory under the hood, how you can tell when an object is deinitialized, and how you can avoid a nasty memory leak in your apps.

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Let's review where you're at with your Swift core concepts, and discuss what's next.

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