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Under any linux system, you want to use the command du. (Disk Usage) Common usage is : du -sh file(s) name(s) or du -sh /path/to/dir/* du -sh . Replac 阅读全文
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删除远程主机上MySQL中的一个数据库时,远程主机一直在响应,无法正常删除。这个问题的解决办法如下:在远程主机上登录MySQL,执行show full processlist;观察state和info两列,查看有哪些线程在运行。经过查询发现之前远程删除的时候由于网络中断,锁表了。所以导致再次登录的时 阅读全文
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How to run Tomcat on Port 80 A standard Tomcat installation starts the webserver on port 8080 – which is usually not the desired behavior. In order to 阅读全文
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The ? is a wildcard which represents a single character, and the * is a wildcard character that represents any string of characters. When searching fo 阅读全文
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How to Install Apache Tomcat 8.5 on CentOS 7.3 From: https://www.howtoforge.com/tutorial/how-to-install-tomcat-on-centos/ This tutorial exists for the 阅读全文
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My favorite way is to pipe a sqldump command to a sql command. You can do all databases or a specific one. So, for instance, mysqldump -uuser -ppasswo 阅读全文
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IF you are competent to unzip the pptx file and modify the XML it can be done, the slide size will change but the pictures will not change (they will 阅读全文