You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the ...

I have a friend who calls me occasionally to come help him with various little things having to do with the technology at his house. This week, one of his requests was to learn more about QR codes and ...

Making a digital camera is a project that appears easy enough, but it’s one whose complexity increases depending on the level to which a designer is prepared to go. At the simplest a Raspberry Pi and ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You probably already know how to scan a QR code with your phone. It ...