curl -s https://raw.githubusercontent.com/sivel/speedtest-cli/master/speedtest.py | python -

adb shell settings put global captive_portal_https_url https://www.google.cn/generate_204

#!/bin/bash#input rulesiptables -A OUTPUT -p tcp -m multiport --dports 24,25,26,50,57,105,106,109...

tar排除多个目录，增加 --exclude 即可，如下命令排除logs和libs两个目录及文件xiaoshan.txt：tar -zcvf tomcat.tar.gz --exclude=lo...

备份全部数据库的数据和结构mysqldump -uroot -p123456 -A > /root/bak.sql还原全部数据库:mysql -uroot -p123456 < /r...