Coding is the lingua franca for all citizen in a modern technological society. By adapting any programming language your kids can learn very important skills, such as abstraction of a problem, defining and structuring a solution and to use a sequence of simple steps to fulfill complex tasks. Beside all the educational benefits of learning to […]
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TabShop Android Point of Sale with Kitchen Display
The actual release of the free Android Point of Sale App TabShop allows to connect a second device that acts as Kitchen Display for your chef. By buying the new TabShop Kitchen Display you can save a lot of paper and keep a good overview about the actual table orders. Tweet
TabShop Android Point of Sale adds Bitcoin Support
The newest release of the Android Point of Sale App TabShop now supports the checkout by using Bitcoin QR codes. TabShop therefore automatically calculates the invoice total’s actual exchange rate in Bitcoins and generates a Bitcoin payment QR code. Bitcoin seems to be a nice addition to the ever improving domain of mobile and independent […]
Augmented Assistance for Bycicle Riders
Within this amazing video an inventor presents a system, consisting of a Raspberry PI, a hall sensor, GPS and a small projector, that is able to project the actual driving speed in front of a bycicle rider. So whereever you are driving you always see actual driving stats in front of you without any major […]
Android-based Homecockpit app
The purpose of the Homecockpit app is to give you an overview on the actual situation in and around your house. Homecockpit should show useful information, such as multiple camera live streams, current weather condition, weather forecast, time and date in a cockpit like manner. Tweet
Future Dash EnergyBuddy
image source: FutureDash.com The Cali-based startup FutureDash presents The EnergyBuddy, which was first unveiled as a prototype at CES and now going toward the final release date. FutureDash is a complete home energy-tracking system, which uses sensors in your electricity grid in order to monitor your houshold energy consumption. Starting at $99, it keeps tabs […]
How Ceramic Knives are Resharpened at the Factory
If you’ve ever bought a ceramic knife, it probably came with instructions, in the package, to return it to the manufacturer for resharpening. This video shows and explains how these ceramic knifes are resharpened again. Around 0:44 the interesting part starts. Tweet
Peter Norvig: The 100,000 Student Classroom
Last fall of 2011 Peter Norvig, a leading American computer scientist and Artificial Intelligence expert startet a virtual class along with his college Sebastian Thrun on artificial intelligence. the class was visited by 175 students from Stanford and more than 100,000 via an interactive webcast. Peter Norvig is talking about the fact that we are […]
Apple ][+ Teardown
Todd Harrison of Mesa, AZ, wrote in with his teardown and restoration of a ’80s-era Apple. The very first computer I ever used was an Apple II Plus in high school and I couldn’t get enough time on this machine. I was more than fascinated by computers I was obsessed. Every minute learning on the […]
Math Monday: Hula Hoop Geometry, Part 1
By Glen Whitney for the Museum of Mathematics Math Mondays have so far featured a wide array of different items from which one can make a tremendous variety of geometric constructions, but there has not yet been one on hula hoops. This week and next we’ll remedy that oversight. Also, the postings so far have […]