cd –> move back to the home folder

cd foldername –> move from the current folder to a child folder

cd .. –> move up in the folder hierarchy one level

clear –> clears your command window giving you a fresh screen to work with (also, Ctrl-l)

cp myfile.txt myfile.bak –> copies file with new name

diff myfile.txt otherfile.txt –> shows differences between files

echo $ (tab tab) –> returns list of all variables

echo $s (tab) –> returns list of all variables that begin with 's'

echo (variable name) –> returns value of variable

ls –> list visible folders and files in the current folder

ls -a –> lists all of the files and folders in the current folder, including hidden files

ls -l –> lists all of the folders and files in the current folder with additional detail such as last modified timestamp

man (name of command) –> opens manual for that command

mkdir newfoldername –> create a new folder

mv myfile.txt myfolder –> moves file to folder

notepad++ newdocname.txt –> create a new file and open it in notepad++

notepad++ docname.txt –> edit an existing file in notepad++

pwd –> see what folder you are currently in

rmdir (myfoldername) –> deletes folder