A lovely web-driven billboard to hang over the coffee, powered by a simple Sinatra app on the Raspberry Pi.
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This simple website can be run on the Raspberry Pi to easily display amazing 16x32 LED scrolling images. Firstly, make sure you have set up your 16x32 board.
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Also make sure you've installed imagemagick with
sudo apt-get install imagemagick -
Then make sure you have Ruby ready to roll.
When editing the /etc/rc.local to kick off the Sinatra app with this explicit command.
sudo -u pi /home/pi/.rbenv/versions/2.1.2/bin/ruby /home/pi/.rbenv/versions/2.1.2/bin/rackup /home/pi/CoffeeBoard/config.ru