2014/10/15 下午 10:13:17

iphone Programming Glossary: removeitematurl

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

persistentStores lastObject error error remove the file containing the data NSFileManager defaultManager removeItemAtURL storeURL error error recreate the store like in the appDelegate method managedObjectContext persistentStoreCoordinator addPersistentStoreWithType..

Trying to overwrite sqlite database in iPhone app update

http://stackoverflow.com/questions/5266967/trying-to-overwrite-sqlite-database-in-iphone-app-update

Why Isn't Core Data Fetching My Data?

http://stackoverflow.com/questions/5467193/why-isnt-core-data-fetching-my-data

during development 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..

iPhone:Programmatically compressing recorded video to share?

http://stackoverflow.com/questions/5687341/iphoneprogrammatically-compressing-recorded-video-to-share

NSURL inputURL outputURL NSURL outputURL handler void ^ AVAssetExportSession handler NSFileManager defaultManager removeItemAtURL outputURL error nil AVURLAsset asset AVURLAsset URLAssetWithURL inputURL options nil AVAssetExportSession exportSession..

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

NSError error nil remove the old log transaction container and it's logs NSFileManager defaultManager removeItemAtURL cloudURL error error rebuild the container to insert the new data into if NSFileManager defaultManager createFileAtPath..

Detect if the user has touched the screen

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