// single tap UITapGestureRecognizer* singleTapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(handleSingleTapGesture:)]; [self.view addGestureRecognizer:singleTapGesture]; // double tap UITapGestureRecognize…

NSDataの中身をみたくなったときは下記を埋め込む // NSData *data const unsigned char *ptr = [data bytes]; unsigned char s[512]; for(int i = 0, n = [data length]; i < n; ++i) { unsigned char c = *ptr++; s[i] = c; NSLog(@"char=%c hex=%x", c, c…