摘要：1. ~/.ucm/record_command.sh #!/usr/bin/bashrecord_cmd(){ printf "recording command:[$1]\n"} if [ $2 == 0 ];then record_cmd "$1"else record_cmd "$1" pr 阅读全文

摘要：java版本切换 sudo alternatives --config java kylin仓库 https://update.cs2c.com.cn/NS/V10/ 阅读全文

摘要：change color of terminal output text https://stackoverflow.com/questions/5947742/how-to-change-the-output-color-of-echo-in-linux 拦截linux命令 必须有set -T和s 阅读全文