double tap!

gistfile1.m

    UITapGestureRecognizer *doubleTapGestureRecognizer;
    doubleTapGestureRecognizer = [[UITapGestureRecognizer alloc]
                                  initWithTarget:self action:@selector(_doubleTapAction:)];
    doubleTapGestureRecognizer.numberOfTapsRequired = 2;
    [cell addGestureRecognizer:doubleTapGestureRecognizer];

    UITapGestureRecognizer *singleTapGestureRecognizer;
    singleTapGestureRecognizer = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(_singleTapAction:)];
    singleTapGestureRecognizer.numberOfTapsRequired = 1;
    [singleTapGestureRecognizer requireGestureRecognizerToFail:doubleTapGestureRecognizer];
    [cell addGestureRecognizer:singleTapGestureRecognizer];