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Published on 2010-04-04T00:08:43Z
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I have an NSManagedObject who has a one to many relationship with the parent Object. How can I get the parent object using the child object?
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Hi. I'm starting to learn development for the mac (then I'll learn iOS development). I just buy an iOS developer program, and I see there are 2 IDEs available for download: Xcode 3.x and Xcode 4 (GM Status). So I don't know where to start. Site's says that Xcode 4 its now "integrated" so there is…
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I know nothing about Xcode, except it's a Developer interface from Apple that actually comes on OSX CD and it's used to create iPhone apps as well.
I also know it have a Applications folder, filled with little utilities, that are indeed quite useful. I tried grabbing one of them and running, without…
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Hi Everyone!
Yesterday I felt in big issue that happens with all my projects. After I installed new Xcode 3.2.3 (for iPhone OS 4), all my projects started to spit out the "referenced from:" errors. I noticed that in new Xcode all the iPhone SDK versions earlier than 3.2 removed. But I have a projects…
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Hi,
Is there any way to detect the SDK prior to 3.1.3 in the latest XCode that is 3.2.3.
Looking for answers.
Thank You.
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Hello.
I've working with Visual Studio for a long time and now I'm working with XCode.
On Visual Studio I can work with more than one project at the same time adding them to a solution (imagine a solutin with a windows application project and a library project).
Now I have XCode and two projects:…
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I'm a complete newbie when it comes to iOS programming and much less Core Data. It's rather non-intuitive for me, as I really came into my own with programming with MATLAB, which I guess is more of a 'scripting' language.
At any rate, my problem is that I had no idea what I had to do to create a…
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I have problems, when i install app from Xcode all works but if I build app and install it from iTunes I have an error with the database at launch.
This happens only than i have changes in the core data model and need to migrate to a new version.
At first launch at crashes with message:
Thread 0:
0…
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My app makes updates in background thread then saves context changes.
And in main context there is a table view that works with NSFetchedResultsController.
For some time updates work correctly, but then exception is thrown.
To check this I've added NSLog(@"%@", [self.controller fetchedObjects]); to…
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I'm have an issue where i'm updating a many-to-many relationship in a background thread, which works fine in that threa, but when I send the object back to the main thread the changes do not show. If I close the app and reopen the data is saved fine and the changes show on the main thread. Also using…
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I know this question has been asked before, and I took a look at the answer to this question. However, I'm still confused as to how to implement reordering with a UITableView in a Core Data project. What I know is that I need to have a "displayOrder" attribute in my Entity to track the order of items…
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