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http://wiki.rubyonrails.com/rails/pages/UnderstandingWhatMethodsGoWhere

扩展ActiveRecord示例:
http://wiki.rubyonrails.com/rails/pages/ExtendingActiveRecordExample

增加created_by和updated_by魔术字段:
http://wiki.rubyonrails.com/rails/pages/Howto+Add+created_by+and+updated_by

嵌套集合(树):
http://threebit.net/tutorials/nestedset/tutorial1.html
http://api.rubyonrails.com/classes/ActiveRecord/Acts/NestedSet/ClassMethods.html

acts_as_threaded插件演示(可制作论坛、邮件线索):
http://www.railtie.net/plugins/acts_as_threaded/threaded.swf
posted on 2006-03-23 12:53 qiezi 阅读(221) 评论(0)  编辑 收藏 引用 所属分类: Ruby