My NodeSchool work

1. Open server.js and start the app by clicking on the "Run" button in the top menu.

2. Alternatively you can launch the app from the Terminal:

   $ node server.js

Once the server is running, open the project in the shape of 'https://projectname-username.c9.io/'. As you enter your name, watch the Users list (on the left) update. Once you press Enter or Send, the message is shared with all connected clients.