Useful Linux Commands

I recently had to move a server and needed to set up another server. I’m a linux newbie so I needed to look up a lot of things. Below are some of the more common commands that I needed: (replace with your own command/name).

Create a short name or alias to run a command.

alias =''

Create a symbolic link to another directory/file

ln -s  

http://kb.iu.edu/data/abbe.html

Transfer files from your computer to a server

scp  :

Transfer files from a server to another server.

scp : :

Change file owner w/ recursion

chown -R :

Change file permissions for web w/ recursion

chmod -R 644 

Find a file

find / -name 

http://content.hccfl.edu/pollock/unix/findcmd.htm

Add a user

sudo useradd -d /home/ -m 

sudo passwd 

Change a users’ primary group

usermod -g  

Add a group

groupadd 

Add a user to a group

usermod -G  

Make everything in a dir owned by the dir group owner

sudo chmod g+s