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Re: NSArrayController performance using NSManagedObject content on 10.6 [SOLVED]
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Re: NSArrayController performance using NSManagedObject content on 10.6 [SOLVED]


  • Subject: Re: NSArrayController performance using NSManagedObject content on 10.6 [SOLVED]
  • From: Kyle Sluder <email@hidden>
  • Date: Fri, 16 Oct 2009 15:03:34 -0700

On Fri, Oct 16, 2009 at 2:49 PM, email@hidden
<email@hidden> wrote:
> [self addObserver:self forKeyPath:@"message" options:0 context:(void
> *)&MGSContextMessage];
> [self addObserver:self forKeyPath:@"date" options:0 context:(void
> *)&MGSContextDate];
> [self addObserver:self forKeyPath:@"score" options:0 context:(void
> *)&MGSContextScore];
> [self addObserver:self forKeyPath:@"category" options:0 context:(void
> *)&MGSContextCategory];
>
> Removing these observers fixes the problem.

If that's the solution (as opposed to *a* solution), it's upsetting.
There are plenty of occasions where this is a necessary or useful
pattern.

Would someone from Apple like to chime in and explain why Jonathan is
seeing the results he is?

--Kyle Sluder
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References: 
 >NSArrayController performance using NSManagedObject content on 10.6 (From: "email@hidden" <email@hidden>)
 >Re: NSArrayController performance using NSManagedObject content on 10.6 [SOLVED] (From: "email@hidden" <email@hidden>)

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