Defensive programming techniques are used especially when a piece of software could be misused.

尤其是当一个软件可能被滥用时，可以使用防御性编程技术。

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For this type of problem, developers often employ defensive programming techniques that aim to catch potential errors before they wreak havoc.

对于这类问题，开发人员通常会使用防御性编程技术，该技术专门用来在发生摧毁性后果前捕捉潜在错误。

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The next column covers defensive programming techniques (in C), and explains why certain system calls are problematic and what to do instead.

下一专栏将涉及防范的程式化技巧（用 C），并说明为什麽某些系统呼叫容易出问题以及应如何解决。

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