first-shale 目录中的代码是您个人的 starter 应用程序，您将使用它们了解所有的 Shale 应用程序结构。
The code in the first-shale directory is your personal starter app, which you'll use to learn all about the Shale application structure.
这第二层的价值应该非常明显，但是除此之外，您还更清楚地了解了应用程序结构和代码细节。
The value of this second tier analysis should be apparent, but beyond that you get a clearer picture of the application structure and the specifics of the code.
我们总是通过试错，过度的使用暴力（译者注：可能是指破坏程序结构的代码），大量的测试去完成一项工作；尽管很漂亮，但是常常是不够的。
We perform many minor miracles through trial and error, excessive use of brute force, and lots and lots of testing, but--so often--it's not enough.
应用推荐