许多软件产品开发人员到最后再解决用户界面问题，把它作为一种事后来考虑的问题。

Many software product developers tackle the user interface last, adding it on as an afterthought.

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Hello World系列针对初学的开发人员，他们需要一个IBM软件产品的高层的以及实践的概览。

The Hello World series is for novice developers who want a high-level, hands-on overview of IBM software products.

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