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Command line for looking at specific port

... You can use the netstat combined with the -np flags and a pipe to the find or findstr commands. Basic Usage is as such: netstat -np <protocol> | find "port #" So for example to check port 80 on TCP, you can do this: netstat -np TCP | find "80" Which ends up giving the foll...
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Parameterize an SQL IN clause

... Make sure you test on tags that have pipes in them. – Joel Coehoorn Dec 3 '08 at 17:16 18 ...
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泰迪熊为什么叫泰迪 - 杂谈 - 清泛网 - 专注C/C++及内核技术

...利鼠,大家都期待着它会像泰迪熊一样受欢迎。但是历史无法复制,就是这么不公平,泰迪熊大受欢迎火热至今,比利鼠却无人问津。不过在 ebay 上依然能找到一些当年比利鼠的痕迹。 花絮 泰迪熊的故事正史八卦终于全部讲...
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Shell script while read line loop stops after the first line

...Hi, $ONELINE. You come here often?" process_response_pgm EOF if [ ${PIPESTATUS[0]} -ne 0 ] ; then echo "aborting loop" exit ${PIPESTATUS[0]} fi done << input_list.txt share | ...
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Popup弹出菜单扩展 · App Inventor 2 中文网

...背景色不能通过Android API单独设置。它由主题决定。主题无法通过程序访问。但是,AI2提供了两个主题,一个是黑色背景白色前景,另一个相反。要设置背景色,相应地设置菜单的主题。除了背景色,主题还包含视图其他元素的...
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Get last field using awk substr

... this worked for me when receiving from piped input. Totally forgot about perl. – Chris May 23 '18 at 21:46 add a comment ...
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MySQL复制的概述、安装、故障、技巧、工具 - 数据库(内核) - 清泛网 - 专注...

...的话,一定要先停止MySQL服务再拷贝,否则拷贝文件可能无法使用。把拷贝的数据文件直接复制到从服务器的数据目录。 最后还需要再指定一下日志信息: mysql> CHANGE MASTER TO MASTER_HOST='<MASTER_HOST>', MASTER_USER='<SLAVE_US...
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服务器保持大量TIME_WAIT和CLOSE_WAIT的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...“占着茅坑不使劲”,一旦达到句柄数上限,新的请求就无法被处理了,接着就是大量Too Many Open Files异常,tomcat崩溃。。。 下面来讨论下这两种情况的处理方法,网上有很多资料把这两种情况的处理方法混为一谈,以为优化系...
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Popup弹出菜单扩展 · App Inventor 2 中文网

...背景色不能通过Android API单独设置。它由主题决定。主题无法通过程序访问。但是,AI2提供了两个主题,一个是黑色背景白色前景,另一个相反。要设置背景色,相应地设置菜单的主题。除了背景色,主题还包含视图其他元素的...
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How to remove the first and the last character of a string

...rst slash: ^/?, escaped -&gt; ^\/? (the ^ means beginning of string) - The pipe ( | ) can be read as or - Than the option slash at the end -&gt; /?$, escaped -&gt; \/?$ ( the $ means end of string) Combined it would be ^/?|/$ without escaping. Optional first slash OR optional last slash ...