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2014/10/15 ¤U¤È 10:13:20

iphone Programming Glossary: request.predicate

Core Data: does a fetch have to make a trip to persistent store?

http://stackoverflow.com/questions/13833529/core-data-does-a-fetch-have-to-make-a-trip-to-persistent-store

executeFetchRequest request error nil for int i 0 i caseCount i for NSString name in self.array request.predicate NSPredicate predicateWithFormat @ name @ name NSArray result self.managedObjectContext executeFetchRequest request error..

How can you reference child entity name in a predicate for a fetch request of the parent entity?

http://stackoverflow.com/questions/1579337/how-can-you-reference-child-entity-name-in-a-predicate-for-a-fetch-request-of-th

@ SubclassA NSPredicate subclassBPredicate NSPredicate predicateWithFormat @ someValue @ entityName @ 50 @ SubclassB request.predicate NSCompoundPredicate orPredicateWithSubpredicates NSArray arrayWithObjects subclassAPredicate subclassBPredicate nil iphone..

Can I have a UIBarButtonItem with a colored image?

http://stackoverflow.com/questions/1835260/can-i-have-a-uibarbuttonitem-with-a-colored-image

[CFNumber release]: message sent to deallocated instance

http://stackoverflow.com/questions/19469933/cfnumber-release-message-sent-to-deallocated-instance

^ BOOL success Fetch previous records NSFetchRequest request NSFetchRequest fetchRequestWithEntityName @ History request.predicate NSPredicate predicateWithFormat @ identifier @ identifier NSError error nil NSArray records self.document.managedObjectContext..

Core Data unique attributes [closed]

http://stackoverflow.com/questions/2239797/core-data-unique-attributes

NSFetchRequest alloc init request.entity NSEntityDescription entityForName @ TZUser inManagedObjectContext context request.predicate NSPredicate predicateWithFormat @ objectId @ uniqueUserId NSError executeFetchError nil user context executeFetchRequest..

Coredata Error “data: <fault>”

http://stackoverflow.com/questions/7304257/coredata-error-data-fault

NSFetchRequest alloc init request.entity NSEntityDescription entityForName @ Cave inManagedObjectContext self.context request.predicate NSPredicate predicateWithFormat @ latitude 0 AND longitude 0 NSError error NSLog @ @ self.context executeFetchRequest request..