其概念为，当你在开发或修改程序代码时，你就要同时开发出相称的测试程序，而不是把它们延后到测试阶段。

The idea is that, as you develop or change code, you develop appropriate verification tests at the same time, rather than postponing them to a later test phase.

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这要求用户在每次创建内容时修改它们的首选设置，或者始终将其设置为设计语言。

This required a user to remember to change their preferences each time they created content or to always have it set as the design language.

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在(为DB2和IDS)构建XID之后，我们可以使用它们来修改单个事务中的数据。

After the XID has been built (both for DB2 and IDS) we can use them to modify data within a single transaction.

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