2020.09.12
Understanding Nginx location directive
Location directives are essential when working with Nginx. They can be located within server blocks or other location blocks. Understanding how location directives are used to process the URI of client request can help make the request handling less unpredictable.
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Shell 正则表达式
正则表达式是你所定义的模式模板 (pattern template)，很多程序工具都能用它来过滤文本，在处理数据时使用正则表达式对数据进行模式匹配。如果数据成功匹配模式，它就会被接受并进一步处理；如果数据不匹配模式，它就会被滤掉 (跳过)。
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