How to test LabSpy in a single computer

You'll need a bunch of RAM and, of course, a towel.

1. Download and install Xvfb.
2. Start a Terminal session and run Xvfb :100
3. Start a second Terminal session and run DISPLAY=:100 sublime_text (you can change the last param to firefox too)
4. Start a third Terminal session and run DISPLAY=:100 java -jar Student.jar.
5. Start a fourth Terminal session and run java -jar Teacher.jar.