Basic Linux Commands


        
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            Basic Linux Commands


Command
Arguments
Description


cal

Displays the calendar


cat

Shows the contents of a file or merges files


cd

Change the directory


Command
Arguments
Description


cp
-R
-r copy directories recursively


cp

Copy files and directories


date

Displays the date and time


df
-hT
Disk space allocation with (-h) "human readable" numbers and (-T) file system


df

Report file system disk space usage


echo

Display a line of text


hostnamectl

Can be used to query and change the system's computer name and associated settings


less

Displays the contents of a file page by page (With additional functions like the search)


ln
-s
Make symbolic links instead of hard links


ln

Create symbolic and hard links


lsblk

Lists information about all available or the specified block devices


lscpu

Displays information about the CPU architecture


lspci

Detailed information about the PCI devices and buses in the system


lsusb

Displays the USB devices


ls
-a
Displays everything even hidden files


ls
-l
Long Listing


ls

List a folder content


mkdir

Create the Directory(ies), if they do not already exist


more

Displays the contents of a file page by page


mv

Move (or rename) files


paste

Merge lines of files


pwd

Output of the current working path


rmdir

Remove empty (must be empty) directories => if not use rm -rf


rm
-f
-f is for force, execute the command either way


rm
-i *
* means delete all files, with -i prompt before every removal


rm
-r
Remove directories and their contents recursively


rm
-v
-v is for verbose, explain what is being done


rm

Remove files or directories


stat

Display file or file system status


touch

Update the access and modification times of each file to the current time. If the file does not exist, one will be created


uname
-a
-a for all info


uname

Displays the OS


uptime
-p
-p stands for "pretty"


uptime

Incl. CPU utilization 1min, 5min and 15min
Command	Arguments	Description
cal		Displays the calendar
cat		Shows the contents of a file or merges files
cd		Change the directory
Command	Arguments	Description
cp	-R	-r copy directories recursively
cp		Copy files and directories
date		Displays the date and time
df	-hT	Disk space allocation with (-h) "human readable" numbers and (-T) file system
df		Report file system disk space usage
echo		Display a line of text
hostnamectl		Can be used to query and change the system's computer name and associated settings
less		Displays the contents of a file page by page (With additional functions like the search)
ln	-s	Make symbolic links instead of hard links
ln		Create symbolic and hard links
lsblk		Lists information about all available or the specified block devices
lscpu		Displays information about the CPU architecture
lspci		Detailed information about the PCI devices and buses in the system
lsusb		Displays the USB devices
ls	-a	Displays everything even hidden files
ls	-l	Long Listing
ls		List a folder content
mkdir		Create the Directory(ies), if they do not already exist
more		Displays the contents of a file page by page
mv		Move (or rename) files
paste		Merge lines of files
pwd		Output of the current working path
rmdir		Remove empty (must be empty) directories => if not use rm -rf
rm	-f	-f is for force, execute the command either way
rm	-i *	* means delete all files, with -i prompt before every removal
rm	-r	Remove directories and their contents recursively
rm	-v	-v is for verbose, explain what is being done
rm		Remove files or directories
stat		Display file or file system status
touch		Update the access and modification times of each file to the current time. If the file does not exist, one will be created
uname	-a	-a for all info
uname		Displays the OS
uptime	-p	-p stands for "pretty"
uptime		Incl. CPU utilization 1min, 5min and 15min