Already posted :
http://news.ycombinator.com/item?id=760917
HN should remove all after the '?' then do a diff between the 2 contents, and keep the short url if the contents are the same.
HN should remove all after the '?' then do a diff between the 2 contents, and keep the short url if the contents are the same.
There was some helpful Q&A in that old discussion though, so it's good that you linked to it.