Gabriele Pöppinghaus thinks this is interesting: Window. From Chapter 3: Focusing on Technique from Raspberry Pi Projects For Dummies by Brock Craft, Jonathan Evans, Mike Cook Publisher: For Dummies Released: July 2015 Note New File Share this highlight http://www.safaribooksonline.com/a/raspberry-pi-projects/9776136/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Have an account? Sign in. Minimise Unlock the rest of Raspberry Pi Projects For Dummies and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.