2014/10/15 下午 10:16:03

iphone Programming Glossary: xcdatamodeld

What do I have to do to get Core Data to automatically migrate models?

http://stackoverflow.com/questions/1018155/what-do-i-have-to-do-to-get-core-data-to-automatically-migrate-models

file will then get moved into a new directory with the same name as your xcdatamodel file but with the extension xcdatamodeld there will be a second file in this directory with a 2 in the name. Select the new file and then Design Data Model Set Current..

Fetched Properties - Predicate

http://stackoverflow.com/questions/10951844/fetched-properties-predicate

example it may also be User made Notes Predicate for Note available or if the book is rented to somebody else... In my xcdatamodeld Xcode Editor I have added two Configurations PreloadStore UserStore . Each contains only contains the Entity needed. They..

Setting a different section for each month with fetchedresultcontroller

http://stackoverflow.com/questions/12815093/setting-a-different-section-for-each-month-with-fetchedresultcontroller

Implementation of “Automatic Lightweight Migration” for Core Data (iPhone)

http://stackoverflow.com/questions/2310216/implementation-of-automatic-lightweight-migration-for-core-data-iphone

your Data Model and Edit the new file. Select your xcdatamodel file Design Data Model Add Model Version expand your xcdatamodeld item Select the or later file Design Data Model Set Current Version edit this version 3. Specify the momd resource in app..

Core Data Store included in App Bundle

http://stackoverflow.com/questions/5633079/core-data-store-included-in-app-bundle

Data Store included in App Bundle I can't find a clear description of these steps in Apple docs... I have a xcdatamodeld in my xcode project At launch time my app parses a XML project resource to fill the Core Data Store SQLLite During lifetime.. does not appear in Xcode. In fact it is created at run time. How can I add a store in the project and link it to my xcdatamodeld I have read that doing so will prevent my store from being writable... I guess I have to copy it in the right place at launch..

“Can't find model for source store” occurring during iphone “Automatic Lightweight Migration”?

http://stackoverflow.com/questions/7624502/cant-find-model-for-source-store-occurring-during-iphone-automatic-lightweig

set the version of your data model in the Utilities inspector right hand pane under the Identity and Type tab when the xcdatamodeld file is selected. This has a section called Core Data Model and a field called Identifier . You add a new model version.. This has a section called Core Data Model and a field called Identifier . You add a new model version by selecting the xcdatamodeld file the going to Editor Add model version. At this point it prompts you for the previous model to base it on. If youve..

Core Data Crash: [__NSArrayM insertObject:atIndex:]: object cannot be nil

http://stackoverflow.com/questions/7966149/core-data-crash-nsarraym-insertobjectatindex-object-cannot-be-nil

return NSSearchPathForDirectoriesInDomains NSDocumentDirectory NSUserDomainMask YES lastObject I have also a xcdatamodeld with Event entity with theirs attributes and Event.h Event.m from it. In FavoritosViewController I have also all the methods..

core data migration xcode 4.2 is not update the data for app already available in app store

http://stackoverflow.com/questions/8641802/core-data-migration-xcode-4-2-is-not-update-the-data-for-app-already-available-i

Handle error NSLog @ Problem with PersistentStoreCoordinator @ error Then you need to do in xCode 1. Select your xcdatamodeld file 2. Select the Editor Menu at the top then choose Add Model Version 3. Now your xcdatamodeld file have two modelname.xcdatamodel.. xCode 1. Select your xcdatamodeld file 2. Select the Editor Menu at the top then choose Add Model Version 3. Now your xcdatamodeld file have two modelname.xcdatamodel modelname2.xcdatamodel . 4. Now modelname.xcdatamodel have the green check mark implies.. mark implies it is current version but we need to change the modelname2.xcdatamodel as a current version 5. Select the xcdatamodeld file and then select the View Menu at the top then Choose Utilities then Choose the Show File Inspector is shown in right..