The dRuby Book Distributed and Parallel Computing with Ruby by Masatoshi Seki, translated by Makoto Inoue English edition The dRuby Book: Distributed and Parallel Computing with Ruby by Masatoshi Seki (Translated by Makoto Inoue) Copyright (C) 2012 by Masatoshi Seki Originally published by Pragmatic Programmers, LLC. Original Japanese edition dRuby ni yoru Bunsan Web Programming by Masatoshi Seki