One of the most common problems that developers face is the concept of persistence, or more simply, storing data. For certainly a very high percentage of applications, it is not enough to simply store information in your variables, as everything will be lost as soon as the application is closed. While the previous chapter covered a wide variety of options for storing data between uses, none of them can quite compare to the versatility, power, and simplicity of Core Data.
KeywordsCore Data Teacher Relationship Head File Persistent Store Option Error
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