NSFetchRequest *request = [[NSFetchRequest alloc] init]; NSEntityDescription *entity = [NSEntityDescription entityForName:@"RSSEntryModel" inManagedObjectContext:_managedObjectContext]; [request setEntity:entity]; NSSortDescriptor *sortDescriptor = [[NSSortDescriptor alloc] initWithKey:@"articleDate" ascending:NO]; NSArray *sortDescriptors = [[NSArray alloc] initWithObjects:sortDescriptor, nil]; [request setSortDescriptors:sortDescriptors]; [request setFetchLimit:21]; [request setFetchOffset:_currentPage * 21]; NSArray *rssTemp = [_managedObjectContext executeFetchRequest:request error:&error];
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