From: Robert Dober <robert.dober@...>
Date: 2007-08-08T23:04:55+09:00
Subject: Re: Iterating list in pairs

require 'labrador/enum'
a.zip(a.map.succ).map.join.first(-1)

but the version with first is not released yet :(

Robert

-- 
[...] as simple as possible, but no simpler.
-- Attributed to Albert Einstein