[zk00006]

Under what mechanism is it decided that this particular post becomes visible on Hacker News? Does it simply mean that one user with high karma liked the post? The 80 character rule is in programming over and over again and I didn't find anything new in the article...

[mooism2]

The information on how to configure emacs to highlight lines that are too long was new to me.

I presume it is on the front page because it has got several up votes in its first half hour.