With the easy-to-use (and pre-installed) command line utility zenity, it is pretty simple to create useful external tools for gedit!
Hi, I am Jan. This is my old Ruby blog. I still post about Ruby, but I now do it on idiosyncratic-ruby.com. You should also install Irbtools to improve your IRB.
RubyBuntu -3- Be one with your command line!
Most Ruby programmers know: Many things can be done in much less time on the command line. To become more productive, you should take the 10 minutes to configure some basic settings.
Working with Ruby