Turning {ggplot2} Into a PoS (Point-of-Sale) System

At the end of March, I caught a fleeting tweet that showcased an Epson thermal receipt printer generating a new “ticket” whenever a new GitHub issue was filed on a repository. @aschmelyun documents it well in this blog post. It’s a pretty cool hack, self-contained on a Pi Zero.
Andrew’s…

Source: securityboulevard.com – Read more