I found out that the gem is not ready for version 1.9.3 as shown here:
http://blog.wyeworks.com/2011/11/1/ruby-1-9-3-and-ruby-debug
However, as I attempt to follow the instructions in the link, I have
trouble installing both linecache and ruby-debug altogether. Has anyone
of you managed to get around that particular problem?
Thanks in advance!
Stanley