Questions tagged «ruby-on-rails-2»

我需要查询一天内发表的评论。该字段是标准时间戳记的一部分created_at。所选日期来自date_select。 我ActiveRecord该怎么做呢？ 我需要类似的东西： "SELECT * FROM comments WHERE created_at BETWEEN '2010-02-03 00:00:00' AND '2010-02-03 23:59:59'"

171 ruby-on-rails  rails-activerecord  ruby-on-rails-2 

我正在运行Rails 2.3.5应用程序，并且在运行脚本/服务器时显示以下内容： ./script/../config/../vendor/rails/railties/lib/rails/gem_dependency.rb:21:in `add_frozen_gem_path': undefined method `source_index' for Gem:Module (NoMethodError) from ./script/../config/boot.rb:60:in `load_initializer' from ./script/../config/boot.rb:44:in `run' from ./script/../config/boot.rb:17:in `boot!' from ./script/../config/boot.rb:123 from script/server:2:in `require' from script/server:2 如果我在boot.rb（Rails :: GemDependency.add_frozen_gem_path）中注释掉第60行并运行脚本/服务器，则会得到以下信息： => Booting WEBrick => Rails 2.3.5 application starting on http://0.0.0.0:3000 ./script/../config/../vendor/rails/railties/lib/rails/gem_dependency.rb:21:in `add_frozen_gem_path': undefined method `source_index' for Gem:Module (NoMethodError) from ./script/../config/../vendor/rails/railties/lib/initializer.rb:298:in `add_gem_load_paths' …

132 ruby-on-rails  ruby-on-rails-2