shell script 9: application of case structure conditional sentence

9, Application of case structure conditional sentence (1) case syntax structure case structure condition sentence is equivalent to multi branch if condition sentence, but it looks more standard and neat than these condition sentences, and is often used in application scenarios such as system service script. Syntax structure of case statement: c ...

Posted by Dethman on Wed, 29 Apr 2020 18:14:47 +0200

Temporary snapshot in qemu (-snapshot)

Original Link: https://my.oschina.net/u/1587810/blog/266447 QEMU supports a temporary snapshot, which makes it easy to experiment with without leaving any traces of use, similar to the ...

Posted by mattkirkey on Fri, 13 Sep 2019 19:34:58 +0200

Smooth upgrade and rollback of Nginx version in 1 minute

Nginx is a knowledge point for operation, maintenance, development and testing. Many articles about Nginx have been written before. Nginx Service Introduction and Installation Introduction to Nginx Service Profile Nginx Configuration Virtual Host Nginx reverse proxy load balancing configuration Nginx+Tomcat Multi-instance and Load Balancing Co ...

Posted by zingbats on Tue, 10 Sep 2019 09:15:54 +0200

Detailed Installation and Configuration of nginx

Detailed Installation and Configuration of nginx nginx virtual server curl- Configuration is simple, flexible and portable. High concurrency (static small file), static tens of thousands of concurrency Small resource, 2W concurrent, 10 threaded services, memory consumption is only several hundred M There are many kinds of functions (web,c ...

Posted by love_php on Sat, 20 Jul 2019 17:41:33 +0200