2014/10/15 下午 10:14:30

iphone Programming Glossary: storeurl

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

managedObjectModel if _persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options options error error Handle error NSLog @ Problem with PersistentStoreCoordinator @ error Then you need to do a little..

I keep on getting “save operation failure” after any change on my XCode Data Model

http://stackoverflow.com/questions/1091228/i-keep-on-getting-save-operation-failure-after-any-change-on-my-xcode-data-mod

Wipe all data stored with CoreData when the model has changed

http://stackoverflow.com/questions/1778430/wipe-all-data-stored-with-coredata-when-the-model-has-changed

persistentStoreCoordinator if persistentStoreCoordinator nil return persistentStoreCoordinator NSURL storeUrl NSURL fileURLWithPath self applicationDocumentsDirectory stringByAppendingPathComponent @ myAppName.sqlite NSError error.. managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options nil error error NSLog @ Error opening the database. Deleting the file and trying again. delete the sqlite file and.. Deleting the file and trying again. delete the sqlite file and try again NSFileManager defaultManager removeItemAtPath storeUrl.path error nil if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl..

iPhone Core Data “Automatic Lightweight Migration”

http://stackoverflow.com/questions/1830079/iphone-core-data-automatic-lightweight-migration

Adding Core Data to existing iPhone project

http://stackoverflow.com/questions/2032818/adding-core-data-to-existing-iphone-project

Reset a CoreData persistent store

http://stackoverflow.com/questions/2280158/reset-a-coredata-persistent-store

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

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

persistentStoreCoordinator if persistentStoreCoordinator nil return persistentStoreCoordinator NSURL storeUrl NSURL fileURLWithPath self applicationDocumentsDirectory stringByAppendingPathComponent @ FC.sqlite NSError error nil persistentStoreCoordinator.. managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options nil error error NSLog @ Unresolved error @ @ error error userInfo abort return persistentStoreCoordinator I am.. persistentStoreCoordinator if persistentStoreCoordinator nil return persistentStoreCoordinator NSURL storeUrl NSURL fileURLWithPath self applicationDocumentsDirectory stringByAppendingPathComponent @ YOURDB.sqlite handle db upgrade..

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

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

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

NSFileManager fileManager NSFileManager defaultManager fileManager removeItemAtPath databaseFilePath error NULL NSURL storeUrl NSURL fileURLWithPath databaseFilePath NSError error nil if self persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType.. error nil if self persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options nil error error __managedObjectContext insertObjects else __managedObjectContext updatedObjects I am not get solution.. managedObjectModel if _persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeUrl options options error error Handle error NSLog @ Problem with PersistentStoreCoordinator @ error Then you need to do in..

Delete/Reset all entries in Core Data?

http://stackoverflow.com/questions/1077810/delete-reset-all-entries-in-core-data

file programmatically using the NSFileManager removeItemAtPath method. NSPersistentStore store ... NSError error NSURL storeURL store.URL NSPersistentStoreCoordinator storeCoordinator ... storeCoordinator removePersistentStore store error error NSFileManager.. ... storeCoordinator removePersistentStore store error error NSFileManager defaultManager removeItemAtPath storeURL.path error error Then just add the persistent store back to ensure it is recreated properly. The programmatic way for iterating.. or Store in External Record File in iOS 5 and OS X 10.7 simply deleting files pointed by storeURLs is not enough. You'll leave the external record files behind. Since the naming scheme of these external record files is..

More iCloud Core Data synching woes

http://stackoverflow.com/questions/14478517/more-icloud-core-data-synching-woes

nil return persistentStoreCoordinator_ NSMutableDictionary options NSMutableDictionary dictionary NSURL storeURL self applicationDocumentsDirectory URLByAppendingPathComponent @ SalesCalls.sqlite options setObject NSNumber numberWithBool.. NSFileManager defaultManager createDirectoryAtURL nosyncDir withIntermediateDirectories YES attributes nil error nil storeURL nosyncDir URLByAppendingPathComponent @ SalesCalls.sqlite NSError error nil persistentStoreCoordinator_ NSPersistentStoreCoordinator.. managedObjectModel if persistentStoreCoordinator_ addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeURL options options error error NSLog @ Cannot create persistent store coordinator @ @ error error userInfo abort return..

Core Data: UIManagedDocument or AppDelegate to setup core data stack?

http://stackoverflow.com/questions/14876988/core-data-uimanageddocument-or-appdelegate-to-setup-core-data-stack

persistentStoreCoordinator if __persistentStoreCoordinator nil return __persistentStoreCoordinator NSURL storeURL self applicationDocumentsDirectory URLByAppendingPathComponent @ MyData.sqlite NSError error nil __persistentStoreCoordinator.. managedObjectModel if __persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeURL options nil error error NSLog @ Unresolved error @ @ error error userInfo abort return __persistentStoreCoordinator Returns..

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

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

and the NSInferMappingModelAutomaticallyOption keys to YES NSError error NSURL storeURL #The URL of a persistent store# NSPersistentStoreCoordinator psc #The coordinator# NSDictionary options NSDictionary dictionaryWithObjectsAndKeys.. nil if psc addPersistentStoreWithType #Store type# configuration #Configuration or nil# URL storeURL options options error error Handle the error. My NSPersistentStoreCoordinator is initialized in this way NSPersistentStoreCoordinator..

How do I delete all objects from my persistent store in Core Data?

http://stackoverflow.com/questions/2375888/how-do-i-delete-all-objects-from-my-persistent-store-in-core-data

reset to drop pending changes if persistentStoreCoordinator removePersistentStore persistentStore error error NSURL storeURL NSURL fileURLWithPath self pathForPersistentStore NSFileManager defaultManager removeFileAtPath storeURL path handler nil.. error NSURL storeURL NSURL fileURLWithPath self pathForPersistentStore NSFileManager defaultManager removeFileAtPath storeURL path handler nil self addPersistentStore recreates the persistent store managedObjectContext unlock iphone cocoa touch.. has the same name as here you can simply copy past it will work. NSError error retrieve the store URL NSURL storeURL managedObjectContext persistentStoreCoordinator URLForPersistentStore managedObjectContext persistentStoreCoordinator persistentStores..

How to get Sqlite database file when application is running on device

http://stackoverflow.com/questions/6620691/how-to-get-sqlite-database-file-when-application-is-running-on-device

help. Nitish iphone sqlite share improve this question I use this method for getting the URL to a database NSURL storeURL if self isExecutingUnitTests NSString directory NSFileManager defaultManager currentDirectoryPath return NSURL fileURLWithPath..

Crash when adding persistent store (iCloud enabled) in app delegate

http://stackoverflow.com/questions/8021753/crash-when-adding-persistent-store-icloud-enabled-in-app-delegate

__persistentStoreCoordinator here is where you declare the persistent store is not prepared self.unlocked NO NSURL storeURL self applicationDocumentsDirectory URLByAppendingPathComponent @ Maintain_My_Car.sqlite __persistentStoreCoordinator NSPersistentStoreCoordinator.. nil NSError error nil psc lock if psc addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeURL options options error error NSLog @ bad things @ @ error error userInfo abort psc unlock the store is now prepared and.. on how to pin it down. The app crashes here if psc addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeURL options options error error NSLog @ bad things @ @ error error userInfo abort The log is never hit nor is the abort. I just..

Detect if the user has touched the screen

http://stackoverflow.com/questions/9251174/detect-if-the-user-has-touched-the-screen

persistentStoreCoordinator if persistentStoreCoordinator return persistentStoreCoordinator NSURL storeURL self applicationDocumentsDirectory URLByAppendingPathComponent @ PageFlipper.sqlite NSError error nil persistentStoreCoordinator.. managedObjectModel if persistentStoreCoordinator addPersistentStoreWithType NSSQLiteStoreType configuration nil URL storeURL options nil error error Replace this implementation with code to handle the error appropriately. abort causes the application.. you can reduce their frequency by Simply deleting the existing store NSFileManager defaultManager removeItemAtURL storeURL error nil Performing automatic lightweight migration by passing the following dictionary as the options parameter NSDictionary..