AFAIK there aren't specific guidelines but posts like the grandparent are normally moderated down. (https://news.ycombinator.com/item?id=2965166 https://news.yc

AFAIK there aren't specific guidelines but posts like the grandparent are normally moderated down. (https://news.ycombinator.com/item?id=2965166 https://news.ycombinator.com/item?id=2965166) is an example of well-received humor; it's one of the top rated posts.