Patrick Wardle
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Patrick Wardle
In AppleWatchFirstChallengeViewController.h ``` obj-c @property (strong, nonatomic) NSNumber *cvvCode; ``` In AppleWatchFirstChallengeViewController.m ``` obj-c -(IBAction)testButtonTapped:(id)sender { NSString *keyword = self.cvvCode; //assigning an NSNumber* to an NSString* won't end well ;)...