Very useful Linux terminal commands

Command	What does it do?
tar xvf MyCuteApp.tar	extract the the application from the archive
cd MyCuteApp	navigates to the extracted folder
./configure	configures the app you want to install
make	compiles the app
su	allows system wide changes
make install	installs the application

pwd	shows current folder
cd /home/user/MyFolder/	navigating to a folder
ls /home	list of what’s in a folder
mkdir NewFolder	create a new folder

Action	Example for Folder	Example for File
Copy	cp Folder /user/home -r	cp File /user/home/
Move	mv /user/home/Folder /media/USBStick/	mv /user/home/picture.jpg /media/USBStick
Remove	rm /user/home/Folder -r	rm /user/home/picture.jpg

Show the current date and time	date
Show this month’s calendar	cal
How much time did I spend at the computer	uptime
Who are you?	whoami
Brag about how much free RAM you have on Linux	free
Where is that application I just installed	whereis [app]
Disk space usage	df -h

Shutdown:

sudo shutdown [-h][-r] now

to shutdown or restart your linux box. Remember to remove the brackets and use only one at a time option.

Show the manual for a command:

man command