Some common shell commands

It is for entertainment only and is not responsible for the result of misoperations.

1. Remote copy
Root@192.168.1.38:/f/u/C/k.txt.
Root@192.168.1.38 SCP-r-p1234:/beauty.

2. Force Overwrite
\ CP-r/data/data1

3. synchronous copy of folders
Rsync-vzrtopg -- Progress -- delete root@192.168.1.38:/you/This
Do not synchronize the bug folder
Rsync-vzrtopg -- Progress -- delete -- exclude = bug/root@192.168.1.38:/you/This

4. Display files and update them in real time
Tail-F log. Make. Love

5. delete all the lines between you and me in the file, excluding you and me
Sed-I "/you/,/ME/{/you /! {/ME /! D }} "human. File

This command is successfully executed only in the script. the following error is reported when you enter the command line.
-Bash :! {/ME /! D }}": event not found
I am so lazy to study...

6. display a row.
I = 38
Sed-n "$ I" "P" human. File

7. replace all the files in which you are me
Sed-I's/you/ME/G' why. Do. That

8. If the first column of the log is a date, find the date after January 1, March 8...
Awk '{if ($1> "03-08") print} 'Kiss. Log

9. display the 3rd and 8th columns separated ']'
Echo "] A] B] C] D] E] F] G] H] I" | cut-D]-F 3,8
If necessary, replace '[' with ']'.
God! What do I do?

10. Split large files into small files
Split-l 3800 big. Bo small. Bo

11. Do something every second
While sleep 1
Do
Echo "Haha"

Done

12. Do something at regular intervals

Crontab-e

0 1 *** make love

Service crond restart

Crontab-l

13. view the hexadecimal format in VI

: %! Xxd

14. Tar compression and decompression

Tar cfz Doc. tgz Doc

Tar-zxvf Doc. tgz

Tar-zcvf doc.tar.gz Doc

Tar-zxvf doc.tar.gz

15. Rename batch suffix change (txt ---> HTML)

Rename. txt. html *. txt