Homework 0

Do the following:

• Sign up for a Github username
• Open a terminal. On Mac OS X, this will be a program called Terminal in your Applications/Utilities folder. On Windows, you will likely need to download and set up a third-party program such as PuTTY. On Linux, this will be the GNOME Terminal or KDE Konsole, or the equivalent.
• At the command line within the terminal emulator, connect to the cl.linguistics.illinois.edu server using ssh. Your username is your NetID, and your password should be your NetID password. Note: to connect to the server from off campus, you may first need to connect to the campus network using an approved VPN client.

ssh yourActualNetID@cl.linguistics.illinois.edu

• At the command line on the cl.linguistics.illinois.edu server, use the vi text editor to open the file ~/.who_am_I

vi ~/.who_am_I

• Within the vi text editor, enter insert mode

:i

• Replace XXX with your last name
• Replace YYY with your first name
• Replace ZZZ with your Github username
• Within the vi text editor, exit insert mode by pressing the Escape key on your keyboard
• Save your changes to the file

:w

• Exit vi

:q

• Use cat to verify that you have successfully saved your changes to .who_am_I

cat ~/.who_am_I

• Use cat, tail, cut, and pipes to verify that you have successfully recorded your first name in .who_am_I

cat ~/.who_am_I | tail -n 1 | cut -f 2

• Use cat, tail, cut, and pipes to verify that you have successfully recorded your last name in .who_am_I

cat ~/.who_am_I | tail -n 1 | cut -f 1

• Use cat, tail, cut, and pipes to verify that you have successfully recorded your github username in .who_am_I

cat ~/.who_am_I | tail -n 1 | cut -f 4

• Use cat, tail, cut, and pipes to verify that your NetID is still correctly recorded your in .who_am_I

cat ~/.who_am_I | tail -n 1 | cut -f 3

• Disconnect from the server

exit