在工作中，创建此功能时，构建了关于所有修改过的类和方法以及所有访问过的API的颇有价值的知识。
As you work, you build up valuable knowledge of all the classes and methods you've modified and APIs you've accessed while creating this feature.
当知识曲线与业务价值曲线都变平后，资方就处在一种位置，既可以按时交付一组疏剪过的功能(或因竞争对手的动作而提前！)
Once the knowledge - and business-value curves flatten out, the sponsor is in a position to deliver on-time or early!
Opera的知识库 有大量功能细节和使用教程，有在线帮助和价值29美元的付费支持。
Opera's Knowledge Base has details on these and more features and how to use them, as well as on online help options and premium support for $29.
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