Decoupling the service definition from the business logic (controller) and from access to the data (entity) ensures that no business logic manifests itself in the entities.

将服务定义同业务逻辑(控制器)以及数据(实体)访问分离，可确保实体中不会透露任何业务逻辑。

youdao

The main layers of the application are a database, a persistence framework, a database access object, and user interface (UI) controller and view layers.

应用程序的主要层是数据库、持久性框架、数据库访问对象和用户界面(UI)控制器及视图层。

youdao

So, application flow control logic belongs in a controller and data access logic belongs in a repository. In that case, where do you put your validation logic?

现在我们的应用程序流控制逻辑从控制器开始，数据库访问逻辑由repository负责，现在我们要把验证逻辑放在哪里呢？

youdao

So basically it looks like Q is a controller that provides access to the media you have stored in the cloud.

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The upgraded MDX controller boosts the random read access to a nicely rounded 100, 000IOPS, and random writes have more than doubled to 78, 000IOPS or 90, 000IOPS, depending on who you ask and what drive you use.

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The original Maschine controller allows more direct hardware access to oft-used parameters and two separate LCD screens to keep the user tied into the software without glancing at it--the 12.6 x 11.6-inch footprint has plenty of space to keep the buttons and knobs intuitive without much fuss.

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