modules

Command Line 8: Review

Review of command line material.

General format for commands

<command> -<options> <arguments>

• <command> is the action we want the computer to take
• <options> (or “flags”) modify the behavior of the command
• <arguments> are the things we want the command to act on For Linux and Mac users, you can get view the manual for a command by typing man . For Windows users, you can view the help page by typing –help.

Basic Commands

whoami # your username
hostname # my computer's network name
echo "Hello, World!" # print text to terminal

man <name_of_command> # "manual" page - get help on how to use any command

Navigating

pwd # print working directory
cd <directory> # change directory
ls # list directory

Files

cat <filepath> # display contents of a file
touch <filepath> # create file if it doesn't already exist

mkdir <directory_path> # make directory
rm -ir <directory_path> # remove directory
cp -v <source> <destination> # copy a file or directory
mv <source> <destination> # move a file or directory