Awesome l33t method listings. Requires http://github.com/oggy/looksee/tree/master

irbrc_hax0r.rb

require 'rubygems'
require 'looksee'
module Kernel
  alias_method :orig_methods, :methods

  def methods(*args)
    if caller.first =~ /\(irb\):\d+:in `irb_binding'/
      Looksee.lookup_path(self, *args)
    else
      orig_methods
    end
  end
end