Re: Using Core Data in Command Line utility
Re: Using Core Data in Command Line utility
- Subject: Re: Using Core Data in Command Line utility
- From: Jim Correia <email@hidden>
- Date: Mon, 8 Mar 2010 21:08:03 -0500
On Mar 8, 2010, at 8:44 PM, Paul Johnson wrote:
> The problem I'm having is the line that tries to store the integer:
> [object setValue:i forKey:@"fileIndex"];
>
> I get the compiler error "Passing argument 1 of 'setValue"forKey'
> makes pointer from integer without a cast”.
-setValue:forKey: takes an object for the value parameter. You have to pass an object - in this case our integer boxed in an NSNumber object.
> Can anyone tell me how to fix this? I'm also wondering if I'm using
> the correct methods to accomplish the task.
You should also take a look Core Data’s dynamically generated accessor methods. These are typically what you should be using to set and access properties on your managed objects.
Jim
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