how to create a auto-incramented attribute in xcode managed object model

Posted by Mausimo on Stack Overflow See other posts from Stack Overflow or by Mausimo
Published on 2010-06-07T21:24:29Z Indexed on 2010/06/07 21:32 UTC
Read the original article Hit count: 191

Filed under:

iphone

|

xcode

Hey, what i want to do is to make a int that will be the ID of the entity and auto increment itself whenever a new entity is added (just like a SQL identity property). Is this possible? i tried using indexed (checked on attribute) however there is no description to what indexed even does.

© Stack Overflow or respective owner

Related posts about iphone

iphone - direct link to iPhone review form from inside iphone

as seen on Stack Overflow - Search for 'Stack Overflow'
I am trying to link directly to the review link of one of my Apps. I know that it is possible because Appirater did it in the past, but some change in iTunes turned the API down. Appirater uses this URL NSString *templateReviewURL = @"itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews… >>> More
Buy iPhone 4 Without Contract: $599 (AT&T) and $699 (Verizon)

as seen on Tech Dreams - Search for 'Tech Dreams'
Purchasing iPhone without a contract is a good option when you are planning to gift it to someone or going to use it outside US. Both AT&T and Verizon lets you iPhone 4 without a contract but this information is buried deep under blurred text in FAQs and agreements. Here is the pricing… >>> More
Is it possible to download and run IPhone apps on an IPhone emulator

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi, I am tasked to provide an IPhone client app for our SaaS website. I have never written an IPhone application, nor do I have an IPhone at the moment. Before I can decide whether or not I want to do this myself or outsource this, I'd like to try a few apps myself to get a feeling for the UI. Is… >>> More
iPhone web app from dashcode rss feed template works deployed on simulator but not on iphone

as seen on Stack Overflow - Search for 'Stack Overflow'
iPhone web app from dashcode rss feed template works deployed on simulator but not on iphone. The web app is deployed at; http://www.alila.se/wordpress/index.html If i run the simulator and enter that adress, it fetches the rss feed and displays it. Everything fine. When i enter the adress into… >>> More
Problem running iPhone application on iPhone from Xcode (and in Instruments)

as seen on Stack Overflow - Search for 'Stack Overflow'
Hi I have a problem running one application on the iPhone from Xcode (or Instruments). When I try to run the app I get the error message Failed to upload XXX.app in the bottom left corner of Xcode. The strange thing is it actually uploaded the app to the iPhone but it doesn't start it (after this… >>> More

Related posts about xcode

Xcode 3 or Xcode 4

as seen on Programmers - Search for 'Programmers'
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… >>> More
Running Xcode Applications without installing Xcode

as seen on Stack Overflow - Search for 'Stack Overflow'
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… >>> More
From Xcode 3.2.2 to Xcode 3.2.3

as seen on Stack Overflow - Search for 'Stack Overflow'
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… >>> More
Xcode : How to add support OS 3.0 in XCode 3.2.3

as seen on Stack Overflow - Search for 'Stack Overflow'
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. >>> More
XCode vs VS2008 or how to work with a static library project on XCode

as seen on Stack Overflow - Search for 'Stack Overflow'
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:… >>> More