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OSX Command Line

List of Commands

pwd print working directory
hostname my computer's network name
mkdir make directory
cd change directory
ls list directory
rmdir remove directory
pushd push directory (cd alternative that saves location for later)
popd pop directory (return to location of pushed directory)
cp copy a file or directory
mv move a file or directory
less display file so you can page through with arrow keys, q to exit
cat print the whole file
xargs execute arguments
find find files
grep find things inside files
man read a manual page, "man <command>"
apropos find what man page is appropriate
env look at your environment
echo print some arguments
export export/set a new environment variable
exit exit the shell
sudo DANGER! become super user root DANGER
chmod change permission modifiers
chown change ownership
touch create new file
$ | $ The | takes the output from the command on the left and pipes it to the command on the right.
$ < $ The < will take and send the input from the file on the right and send it to the file on the right.
$ > $ The > takes the command from the file on the left and writes it to the file on the right.
$ >> $ The >> takes the output from the file on the left and appends it to the file on the right.
* Matches anything in a wildcard like "*.txt"
Created by: tp1