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Sams Teach Yourself Core Data for Mac® and iOS in 24 Hours by Jesse Feiler

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Introduction

Organizing things is an important human activity. Whether it is a child organizing toys in some way (by size, color, favorites, and so forth) or an adult piecing together a thousand-piece jigsaw puzzle, the desire to “make order out of chaos” (as one inveterate puzzler put it) reflects a sense that somehow if we try hard enough or just have enough information, we can find or create an understandable view of the world. Or at least an understandable view of the left overs in the refrigerator or the photos in an album.

Core Data is a powerful tool that you can use with the Cocoa and Cocoa Touch frameworks on iOS and Mac OS to help you make order out of the chaos of the hundreds, thousands, and even billions of data elements that you ...

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