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Learning Mobile App Development: A Hands-on Guide to Building Apps with iOS and Android by Michael Eierman, Jakob Iversen

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Exercises

1. Add a few more items to the Picker View for sort fields.

2. Store the array with the values for the Picker View in NSUserDefaults.

3. Experiment with adding #pragma mark notations to a few more of the source code files and observe the effects.

4. Change the Picker View and the Switch on the Settings screen to segmented controls.

5. Add an additional attribute to the Core Data model to store a home email address.

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