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Re: Preferences caching?
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Re: Preferences caching?


  • Subject: Re: Preferences caching?
  • From: Jerry Krinock <email@hidden>
  • Date: Fri, 29 Nov 2013 18:54:23 -0800

A quick lesson in avoiding “corrupt preferences” bugs…

CODE:

NSUserDefaults* ud = [NSUserDefaults standardUserDefaults] ;
NSLog(@"safely: %@", [ud stringForKey:@“myDataObject"]) ;
NSLog(@"unsafe: %@", [[ud objectForKey:@"myDataObject"] stringValue]) ;

CONSOLE OUTPUT:

safely: (null)
-[__NSCFData stringValue]: unrecognized selector sent …



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References: 
 >Preferences caching? (From: Graham Cox <email@hidden>)
 >Re: Preferences caching? (From: David Duncan <email@hidden>)
 >Re: Preferences caching? (From: Graham Cox <email@hidden>)
 >Re: Preferences caching? (From: Alex Kac <email@hidden>)
 >Re: Preferences caching? (From: Marcel Weiher <email@hidden>)

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