A configuration issue is usually the root cause, so double-checking that your client and server configurations correctly match can weed out a lot of problems.
配置问题通常是问题的根源，因此反复检查您的客户端和服务器配置是否匹配能够消除大量问题。
You might also consider checking for empty string values. A user could specify a blank value surrounded by double quotes.
您还可能会考虑检查空的字符串值。
Sometimes "deleted" pages may say "404" or "Not found" on the page, but actually return a 200 status code in the page header; so it's good to use a proper header-checking tool to double-check.
有时“已经删除”页面可能会显示“404”或者“没有找到”，但事实上是在页头显示200状态代码；因此最好使用合适的页头检查工具再三核查。
Double mode redundancy structure can be used in the design. The author gives the software program diagram of fault checking.
设计中采用双模冗余结构，给出了故障检测的软件程序框图。
The validation test has been a necessary and important process, which assumes the double task in checking the correctness of both the design and test programs.
验证测试担负着检测芯片设计和检验测试程序正确性的双重任务，是芯片开发中不可或缺的重要环节。
Graeber gradually learned how to strip imagination from fact in telephone reports, and developed clever techniques for checking and double checking the stories of UFO witnesses.
Graeber逐渐学会如何从电话报告中的事实与臆想区分开来，并找到巧妙的方法检测和复查不明飞行物目击者的叙述。
The existing synthesized checking instrument for the double-face engagement of a gear in China is in a pure mechanical structure, and a force measuring mechanism is in a pressure spring structure.
现有国内的齿轮双面啮合综合检查仪为纯机械式结构，测力机构为压簧结构。
Double display of set temperature and real temperature for easy checking.
实际温度及设定温度双显示屏，温度一目了然。
so it's good to use a proper header-checking tool to double-check.
因此最好使用合适的页头检查工具再三核查。
so it's good to use a proper header-checking tool to double-check.
因此最好使用合适的页头检查工具再三核查。
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