Beginning Core Data - Part 7: Filtering | Ray Wenderlich

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With a few lines of code, you can easily filter your Core Data objects. This video walks you through the process.

This is a companion discussion topic for the original entry at https://www.raywenderlich.com/3444-beginning-core-data/lessons/7
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I think we can remove the do-catch block after adding refresh() func in viewWillAppear in video 7.