Linux Common Command List-Quick Search manual __linux

This article sorted out the most commonly used Linux commands to facilitate the quick search of common commands

Command	Description
Ls	Listing directories
Ls-al	Use formatting to list hidden files
CD dir	Enter Directory dir
Cd	Enter Home directory
Pwd	Show current directory
mkdir dir	Create Directory Dir
RM file	Delete file
Rm-r dir	Delete directory Dir
Rm-f file	Force Delete File
Rm-rf dir	Force Delete Directory Dir
CP file1 File2	Copy File1 to File2
Cp-r Dir1 Dir2	Copy the Dir1 to the DIR2; Create the Dir2 if it does not exist
MV File1 File2	Rename or move the file1 to the file2; If File2 is an existing directory, move file1 to the directory File2
Ln-s File Link	Create a symbol connection link for file
Touch file	Create a file with the name file
Cat > File	Add standard input to file
More file	View the contents of the file
Tail-f file	View the contents of file from the first 10 lines
Mans command	Show Instructions Manual for command
Ps	Displays the current active process
Top	Show all running processes
Kill PID	Kill process ID PID
Killall proc	Kill all the processes named Proc.
chmod octal file	Change permissions for file
grep pattern Files	Search the files for matching pattern content
Df	Show disk occupancy
Du	Show Directory space occupancy
Tar xzf file.tar.gz	Extract the tar file using Gzip
Tar xjf file.tar.bz2	Extract the tar file using BZIP2
Ping Host	Ping the host and output the result
wget file	Download file

Original link: http://tinyxiong.com/linux_common_cmds/
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