Recent Episodes
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202
Rails 3中的Active Record的查询变化 Other translations:
Rails 3 introduces a new query interface for performing finds in Active Record. See how it works along with the changes in named scopes.
Tags: rails-30 active-record
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201
Bundler Other translations:
Bundler is the way to manage gem dependencies in Rails 3.0. Learn how to install gems and lock them down in this episode.
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197
嵌套模型的form第二部分 Other translations:
Add and remove nested model fields dynamically through JavaScript using either Prototype or jQuery.
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196
嵌套模型的form第一部分 Other translations:
The accepts_nested_attributes_for method, introduced in Rails 2.3, makes handling multiple models in a form much easier. Find out how to use it in this episode.
Tags: forms views active-record
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194
MongoDB 和 MongoMapper的示例用法简介 Other translations:
MongoDB is a document-based database engine. Learn how to use it in Rails application with Mongomapper in this episode.
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193
非数据库数据模型 Other translations:
If you want to create a model without an associated database table all you need to do is define a couple methods in the model.
Tags: active-record
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191
Mechanize Other translations:
Mechanize extends Nokogiri, allowing you to interact with websites, filling in forms and clicking links.
Tags: tools
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190
使用Nokogiri进行页面抓取 Other translations:
Using Nokogiri and SelectorGadget together makes screen-scraping easy.
Tags: tools
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189
嵌入关联 Other translations:
in this episode we show you how to embed a one-to-many or many-to-many association in a single integer field.
Tags: active-record views
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188
Declarative Authorization Other translations:
Declarative authorization provides an advanced and powerful solution for role-based authorization