I have a friend who calls me occasionally to 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 how ...

Anatomy of a QR code While it is easy for people to read Arabic numerals, it is hard for a computer. Bar codes encode alphanumeric data as a series of black and white lines of various widths. At the ...

QR codes have become an essential tool for accessing digital content quickly and efficiently. They provide a seamless way to connect to websites, make payments, download apps, and much more. With your ...

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using iPhone or Androids.

Nitin Gupta, founder of QRCodeChimp. He's a technology leader with over two decades of technology development and management experience. The Internet of Things, or IoT, allows various internet-enabled ...

For long lists in documents, it is usually too tedious to create QR codes manually and then insert them into the list. You can automate this task in Google Sheets and save a lot of time. To do this, ...