datetime_selectエラー対応：裕 備忘録：So-netブログRuby on Rails 2.3.2 で開発しててdatetime_selectでエラーになった。 undefined method `-' for "translation missing: ja, date, order":String /opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.2/lib/action_view/helpers/date_helper.rb:588:in `select_datetime' /opt/local/lib/ruby/gems/1.8/gems/actionpack-2.3.2/lib/action_view/helpers/date_helper.rb:915:in `to_datetime_select_tag_without_error_wrapping' /opt/local/lib
