31 March 2011
23 January 2011
- Final pre-production beta. Now to index, copy edit, typesetting and then to the printer.
28 December 2010
- Changed Chapter 1 to include Gemfile’s description before Rakefile’s description.
- Fixed a few code samples which contained incorrect excerpts.
- Fixed a compatibility issue with Ruby 1.9.2 in Section 2.1.
- Added a note to the Preface about installing DevKit for Windows developers.