re: Problem adding an entity to a to-many relationship

2009-01-06 Thread Ben Trumbull
Keith, I am trying to get my head round Core Data and Bindings. This can be a lot easier to do for the technologies separately. You can create a Foundation tool project, add the Core Data framework, and work out your Core Data learning in a simple command line tool. The Low Level Core

Re: Problem adding an entity to a to-many relationship

2009-01-06 Thread Keith Lander
On 6 Jan 2009, at 06:15, Ben Trumbull wrote: I am trying to get my head round Core Data and Bindings. This can be a lot easier to do for the technologies separately. You can create a Foundation tool project, add the Core Data framework, and work out your Core Data learning in a simple

Re: Problem adding an entity to a to-many relationship

2009-01-05 Thread Quincey Morris
On Dec 30, 2008, at 07:00, Keith Lander wrote: Then I then add the student using the predefined accessor: [course addStudentsObject:student]; This fails in the call [NSBinder _invokeSelector:withAguments:onKeyPath:ofObject:mode:raisesForNotApplicableKeys :] The first step is to

Re: Problem adding an entity to a to-many relationship

2009-01-05 Thread Marcus S. Zarra
Can you share the code for this call: [course addStudentsObject:student]; That method is not part of the API so I am guessing you wrote it. If we can get a peak into there we can see what the issue is. Marcus S. Zarra Zarra Studios LLC Simply Elegant Software for OS X www.zarrastudios.com

Problem adding an entity to a to-many relationship

2008-12-31 Thread Keith Lander
I am trying to get my head round Core Data and Bindings. I have created a simple core data model consisting of two entities called Course and Student. There is a to-many relationship from Course to Student. I have created a view with one table for Courses and another for students. There is