Lee Holmes' two cats get their portions served personally by his server computer. The computer stands right next to his homemade mechanical dry cat food dispenser, running the Subversion Version Control System under Ubuntu Linux. But at feeding time, it moonlights as a waiter.
Activating the CD ROM eject and load functions, the computer gives a lever on the cat feeder two nudges with its CD tray. The metered portion of cat food is dispensed and the cats dine. If you're planning a Skinner box experiment on a budget or simply need to feed your pets while you're out, here's a clever way to do it. Scripts are included for Linux and any Windows version that supports PowerShell.
The Industrial Internet of Things may be going off the deep end in connecting everything on the plant floor. Some machines, bearings, or conveyors simply donít need to be monitored -- even if they can be.
Wind turbines already are imposing structures that stretch high into the sky, but an engineering graduate student at the University of Notre Dame wants to make them even taller to reduce energy costs and improve efficiency.
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