A Rubyist's development environment
sirupsen.com
sirupsen.com
This post basically says: Bash, VIM, Dropbox. Not a bad set of recommendations, but I'm surprised this falls under the heading of "anything good hackers would find interesting".
It doesn't really have much content to it. A post with more info on integrating debugging (or whatever issues are relevant for Ruby) would be more interesting than just saying, "Vim and dropbox".
Haven't been using *nix for very long? Just a guess.
For remote servers I keep user@host in the prompt, so absence of user@host is an implicit me@mymachine
$ ln -s Dropbox/dotfiles/.vim ~/