Mashup applications are constructed from components called widgets that are linked together to create a UI and model for aggregating data that a user can view and act upon.

mashup 应用程序由一些被称作 widget 的组件构成。 这些 widget 被链接在一起，以创建用于聚合要显示的数据和供用户执行动作的 UI 和模型。

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Generally speaking, they include tools to act upon data elements and places to put data elements.

一般来说，功能元素包括对数据元素操作的工具，以及输入或者放置数据元素的位置。

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Enters data selection mode. Allows you to select one or more items in a view and act upon the data using a contextual action bar. Avoid using long press for showing contextual menus.

进入数据选择模式。允许你通过使用一个上下文的操作栏选择一种或者更多项目在你的视图里。避免为了显示上下文的菜单而长时间长按。

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The value in Big Data is not the ability to capture and store vast and rapidly increasing quantities of data, its value lies in providing companies and organizations real time information that they can act upon and provides insights to their business for competitive advantage.

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