NSCoding: Painlessly Storing Your Data

If you’ve ever needed to save dictionaries within your apps, you are undoubtedly aware of their biggest limitation: you can only store generic data types (NSString, NSData, NSDate, NSNumber, NSArray, NSDictionary) within them. To be honest, most of the time those generic data types are all you need; but what if you need to do something a little more… robust? This is where NSCoding comes to the rescue.

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