"Ruby Hacking Guide" is out though ...

RHG A book named “Ruby source code Kanzen Kaisetsu – Ruby Hacking Guide” by Aoki-san is out though it’s written in Japanese…

It’s a must-buy item for Ruby hacker, who can read Japanese. :(

  • Publisher: Impress
  • Author: AOKI, Minero under the editorship of MATSUMOTO, Yukihiro
  • ISBN: 4-8443-1721-0

I tried to translate the . Bear in mind that it’s an unofficial translation.