python 熊猫

一、mysql安装1、虚拟机网络设置成NAT模式2、sudo apt install mysql-server3、sudo mysql -u root -p（直接回车进入mysql）4、创建用户和密码CREATE USER 'root'@'%' IDENTIFIED BY 'newmysql';5、权限赋给root用户，所有ip都能连接GRANT ALL ON *.* TO 'root'@'%' WITH GRANT OPTION;6、更新root密码否则，远程登录会报错ALTER USE

Ububtu20.04 Zabbix5.4设置（163邮箱）监控预警

Ubuntu20.04安装Zabbix5.4 for Apache

(1)sudo passwd：更改root密码su：可以直接切换root密码---------------------------------------------------------------------------------------------------------------------------(2)更改源：备份原来的源：cp -ra /etc/apt/sources.list /etc/apt/sources.list.bak修改文件权限：chmod -R 777 /e

整体流程：1、添加依赖并更新apt数据库：sudo apt-get install apt-transport-https ca-certificates dirmngrsudo apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv E0C56BD4echo "deb https://repo.clickhouse.tech/deb/stable/ main/" | sudo tee \/etc/apt/sources.li