我们将探讨的第一个关于空指针异常的错误类型，是一个我称之为悬挂复合类型的错误类型。
The first bug pattern relating to null-pointer exceptions that we'll explore is one that I call the Dangling Composite pattern.
还意味着您可以通过wsdl将web服务结合复合成应用程序，在WSDL中您可以在各种条件和异常情况下切换协议和位置。
It also means you can combine Web services as a composite application using one WSDL in which you can switch protocols or locations under various conditions and exceptions.
如果技术人员获取的特别困难的问题或异常繁重支持卷因为累积的可以快速复合效率损失的费用。
If the technician gets backlogged because of a particularly difficult problem or an exceptionally heavy support volume, costs related to lost productivity can quickly compound.
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