Linux bash常用命令案例记录

1. scp (if the private key is id_rsa, [-i] can be removed)
   scp -i key -P port localfile user@ip:path

2. back to the beginning of line
   Ctrl + a

3. go to the end of line
   Ctrl + e

4. cut character from current position to the beginning
   Ctrl + u

5. cut character from current position to the end
   Ctrl + k

6. set timezone
   timedatectl set-timezone Asia/Hong_Kong

7. run in background
   nohup command > logfile 2>&1 &