Core Data

Smarter and More Reusable Core Data

Like most developers, I look to Apple’s default application templates to get up-to-speed on what would appear as being the Right Way™ of developing apps on iOS. In practice however what you need to realize is Apple’s templates are meant to be the easiest introduction to a set of tools that can be fairly complicated for beginners to understand.  Core Data is one of those areas. The problem is when you try to grow your application you’ve built on top of Apple’s sample template. You’ll experience some annoying growing pains, and will need to give your code a thorough washing and a fresh coat of wax to be able to mature your application.

In my code I’ve learned to share and reuse my classes with other applications I’m writing by encapsulating a lot of the boilerplate into reusable classes, as well as wrapping my whole Core Data model in a reusable static library. This wasn’t the most intuitive thing to get right, but now that it’s done it was really worth the effort. Let me show you how it’s done.

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