Defining and refining the address record model.

定义并改进地址记录模型。

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You can find a list of the Active Record model validations that can be defined in the class scope here.

在这里可以找到可以在类范围中定义的Active Record模型检验列表。

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The framework queries two sources of metadata: the Active Record model and a custom metadata file for each model object.

框架查询两个元数据源：活动记录模型和每个模型对象的定制元数据文件。

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He's also a successful musician in his own right, who recently opted to eschew the traditional record label model for the release of his two new Kickstarter-backed albums.

ENGADGET

"Until the record companies find a new business model, where they are again making money on singles, they are still going to push albums, " says Owen Sloane, an entertainment lawyer with 30 years in the business.

FORBES: Magazine Article

Luckily for the movie world, the new model has a proven track record of success.

FORBES: The Moneyball Cure For What Now Ails Hollywood