Get the Data: Storing and Retrieving Data and Configuring your Applications
So far, we've covered a number of topics, all designed to introduce how to create iOS-based mobile applications running on iOS-based mobile devices, using the iOS SDK and supporting languages and tools. However, while we have walked through how to build an application, one key thing has been missing: the application's ability to hold what is known as state.
State can be thought of as the equivalent to a human's memory. If we didn't have a memory, doing the simplest of tasks would require us to discover how to do it every time. Since we do have a memory and can remember how to perform a particular action, doing it again is far easier, faster, and arguably enjoyable—skiing ...