This approach was utilized for non-functional items as well, such as code re-factoring and automated integration testing.

这种方法也适用于非功能性项目，例如代码重构和自动化整合测试。

youdao

The first is the most straightforward: optimize your code. There are a few things you can do here, like re-factoring and caching, that will help your apps run faster.

最直接的方法是优化你的代码：重构和缓存可以让你的程序运行更快，优化代码是最诚恳也是最最显而易见的减少等待时间的方式。

youdao

Equally important are the engineering practices of Extreme Programming (XP), particularly test-driven development, simplicity of design, pair programming and re-factoring (upgrading and simplifying) software code.

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