2010-11-06環境確認 gemの環境 $ gem list actionmailer (2.3.5) actionpack (2.3.5) activerecord (2.3.5) activeresource (2.3.5) activesupport (2.3.5) mysql (2.8.1) rack (1.0.1) rails (2.3.5) rake (0.8.7) rubygems-update (1.3.7) javaのインストール確認 $ java -version java version "1.5.0_19" Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_19-b02-306) Java HotSpot(TM) Client VM (build 1.5.0_19-138, mixed mode, shari
