By taking such small, incremental steps, you can keep an application available for use almost without interruption, and eliminate the final application switch when the migration is complete.

通过进行这种小型、递增的处理，应用程序可以一直保持可用，几乎没有什么中断，而且消除了完成迁移时的应用程序切换。

youdao

You can take a cue from GCC: maintain many sets of environment variables per application and switch from one pool to another depending on the work at-hand.

您可以从 GCC 得到提示：为每个应用程序维护多个环境变量集，并根据手头的工作从一个集合切换到另一个集合。

youdao

The application then knows to switch to the secondary server.

随后，应用程序就知道要转换到备用服务器。

youdao

If they were then connected with a Nexus switch, the online banking application in New York could pull computing power from virtual servers in Boston during the day and the bill processing application could tap into virtual servers in New York at night.

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The new switch, dubbed EX9200, is based on a programmable Juniper ASIC (application-specific integrated circuit) which provides compatibility with not only existing SDN protocols but also new ones as they develop over the next decade.

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"Google has a chat application, Web-based search, and there is no one cohesive Google mobile application, which is important to have in a mobile environment where you want to be able to switch between applications, " she says.

FORBES: Microsoft Crafts New Mobile Strategy With Yahoo!