From: Roger Pack <rogerpack2005@...>
Date: 2009-09-24T03:23:48+09:00
Subject: Re: format code, IDE

> I tried installing arcadia, but but that failed :(
> /usr/bin/ruby1.8 extconf.rb install arcadia
> extconf.rb:1:in `require': no such file to load -- mkmf (LoadError)
>   from extconf.rb:1

Looks like you may need some packages

http://mentalized.net/journal/2006/01/24/no_such_file_to_load_mkmf

Also checkout http://github.com/rogerdpack/ruby_beautifier
GL.
-r
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