James Edward Gray II wrote:
> Where is a good source I can learn irb configuration options from?
> 
> I'm currently interested in whether or not I can get the up arrow to 
> repeat my last line, but I would also like to see what's available.
> 
> Thanks.
> 
> James Edward Gray II
> 
> 

If you don't mind going insane, take a look at:

http://poignantguide.net/ruby/expansion-pak-1.html

regards,

Brian
-- 
Brian Schröäer
http://ruby.brian-schroeder.de/