Not that I know of x) I mean you could delete your post and I can delete my post, but eh. xD I would just leave it tbh. You can always search for keywords tho for next time you have a question. ^^
I personally don't mind repeated questions, but I know for a few it bothers them. I just have the beach/laid back personality where I'm like meh, idc. xD No shoes, no shirt, no problems kind of a thing. xD But I wouldn't worry about taking it down or anything. x)