Sams Teach Yourself Mac OS® X Lion™ App Development in 24 Hours

Hour 13. Working with Core Data

What you’ll learn in this hour:

• Overview of Core Data

• Creating Data Models

• Querying and Manipulating Data

• Binding UI Elements to Core Data Entities

So far, as you’ve progressed through this book, you have learned how to bind user interfaces to in-memory data structures like arrays of strings or instances of custom classes. You have also learned how to store and query user preferences that can be stored on disk.

In this hour you will continue your exploration of data-driven applications on the Mac by learning about Core Data, a powerful Cocoa framework that does far more than read and write data files. You will learn what Core Data is, how to build entity data models, how to query and manipulate data with ...