• 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

See the aliases section on the Git Commands page for Git-related aliases for your ~/.bash_aliases file