egold

%w(app as).each do |role|
  desc "Adds #{role} to the target roles for the task"
  task(role) do
    if ENV['ROLES']
      ENV['ROLES'] += ",#{role}"
    else
      ENV['ROLES'] = role
    end
  end
end

egold

- (void)controllerWillChangeContent:(NSFetchedResultsController *)controller
{
    self.shouldReloadCollectionView = NO;
    self.blockOperation = [[NSBlockOperation alloc] init];
}

- (void)controller:(NSFetchedResultsController *)controller didChangeSection:(id<NSFetchedResultsSectionInfo>)sectionInfo
           atIndex:(NSUInteger)sectionIndex forChangeType:(NSFetchedResultsChangeType)type
{
    __weak UICollectionView *collectionView = self.collectionView;