Shell common commands and vim editing commands

Original Blog Address: https://www.cnblogs.com/BaiYiShaoNian/p/4831022.html

Shell Common Commands Summary:

1. ls command: List files

Ls-a list all files and folders in the current directory

LS A * lists all files starting with the A letter in the current directory

Ls-l *.txt lists all files with the suffix txt in the current directory

2. CP Command: Copy

CP a.txt B.txt Copy the contents of file A to file B

CP a.txt./test Copy file A to the test directory

CP-A Test Test2 recursively copies all files (including hidden files) under directory test to the new directory Test2

3. Cat command: View combined files

Cat A.txt Viewing file contents

Cat A.txt >> B.txt combines the contents of a file to the end of the B file content

Cat-n a.txt Viewing the file and marking the file with the uplink number

4. Touch command: Create a file

Touch A.txt Create a txt-type file named a

5. RM command: Delete files

RM-RF a.txt forcibly deleting files a.txt

Rm-i a.txt You are prompted to delete the file before deleting it

RM * Delete all items under the folder

6. mkdir: Create directory

mkdir test to create a directory named Test

RmDir Test Deletes a directory

7. Echo, Cat command: Add content

echo "Hello world!" >> a.txt Add content to file a

Cat <<EOF>> A.txt can add multiple lines of statements to the end of the contents of the file itself

Cat <<EOF> a.txt Add content to a file and overwrite the original content

8. MV Command: Move rename file

MV A.txt b.txt file a renamed to B

MV A.txt./test move files to a directory

9. CD Command: Change directory

CD ~ Switch to the top-level directory, that is, the user directory

Cd.. Return to previous level directory

Cd.. /.. Go back to the top two level directory

10. grep command: Search for files

Ls-la | grep a.txt Search for a.txt files (pipe break is the standard output of one command as a normal input to another command)

Find filename finds whether the file or directory is in the current directory

11, head, Tail command: Display the contents of the file

Head displays the first 10 lines of the file

Tail display the following 10 lines of the file

TAIL-F filename Monitor the tail content of the file, refresh the display on the screen

Tail-n filename Displays the contents of the last 20 lines of filename

Tail-r-n filename Displays the contents of the last 10 lines of the file in reverse order

Vim Common Command Daquan

ESC: Exit Edit mode

CTRL-T: Move to next tab

Backspace: Move backward one character

Ctrl-u: Delete the current

CW: Delete the character of the cursor and enter edit mode

CC: Delete the row where the cursor is located and enter edit mode

C: Remove the character from the cursor's location to the end of the line and enter edit mode

DD: Delete When moving forward

NDD: Delete the nth row

D: Delete the character following the position of the current row cursor

DW: Delete the character that the zip code resides in

D}: Delete the remaining characters from the current segment

d^: Delete the character before the cursor to the beginning

U: Undo the last change

. : Restores the last change

~: Reverse the case of letters

Shell common commands and vim editing commands