Your Android phone is capable of downloading applications, including QR code scanners, which are used to scan bar-code type images that contain many pixelated squares ...

You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

The open-source Ubuntu computer operating system supports a wide range of scanners and printers, which is one reason why many businesses use Ubuntu on their computers. As long as your scanner connects ...

Turn your smartphone into a professional car diagnostic tool with a $15-30 OBD2 adapter and free apps that read engine codes ...