===A服务器执行= service vos3000d stop service mbx3000d stop service callserviced stop service mysql stop tar czvf vos3000-mysql.tar /var/lib/mysql/v……

 wc（word count）          ‐c      //显示字节数    [root@localhost ~]# wc -c /etc/passwd 2656 /etc/passwd [root@localhost ~]# ​   ‐l      //显示行数……

一级缓存 在mybatis中一级缓存是默认开启的，它以sqlsession’为单位，多个sqlsession的缓存相互独立，互不干扰 一级缓存的生命周期 MyBatis 在开启一个数据……

 安装Prometheus docker run -itd --name prometheus -v /software:/software -p 9090:9090 -p 9091:9091 --privileged=true vvhello/centos:7.9.2009_exten /……

妹夫意外猝死4天了，这几天对妹妹一家来说，就是度日如年一般的难挨。 70多岁的奶奶已经几天水米不进了，整个人脸色又黑又黄，蜷缩在沙发上不住的哭泣，口中一……

Shopify is an excellent platform for launching your first online store. However, as your shop grows, you’ll likely start to notice the limitations t……

Oracle Cloud provides free tier ARM machines which you can have maximum 4 Core OCPU and 24G RAM to use. There are lots of usage for this generous of……

在最近互联网裁员的浪潮下，又出现了测试无用论的调调，对测试发展未来感到迷茫的担忧。虽然我也不能说多了解测试吧，但毕竟干了将近十年了，坐火车的时候无聊……

const o = { a: 1, b: 2 } const t = o.a delete o.a o.a = t JavaScript 将对象属性移到其它属性后最先出现在Python成神之路。

执行gem install jekyll bundler 报错 ERROR: While executing gem ... (Gem::FilePermissionError) You don't have write permissions for the /Library/Ruby……