From: David Vallner <david@...>
Date: 2006-02-13T09:30:48+09:00
Subject: Re: SAFE levels

Dňa Pondelok 13 Február 2006 01:08 ssmoot@gmail.com napísal:
> What's that "_" method/object? Google doesn't search on punctuation
> apparently :-/

irb automatically populates the _ variable with the result of the last line 
executed. __ is two lines past, ___ three lines past. I didn't feel like 
using half a million metasyntactic identifiers cluttering up the session.