If you’ve ever wondered how to make a QR code, know that it doesn’t require any great degree of technical know-how or a huge amount of time. You just need the right app and the content you ...

Anything above 2 turns the output into a regular black and white QR code. Numbers below 1 usually return a nice picture, but it’s unscannable (pretty much useless).

QR codes make it easy for people to point-and-tap to access an online menu, connect to Wi-Fi or link to any website. Learn how to create a QR code.

QR Droid uses your Android phone’s camera to read and decipher QR codes, and it allows you to create and share your own, too. You can use QR Droid in two basic ways.

A QR code is really a visual URL, and a URL can direct users to so many experiences: images and GIFs, mp3s, videos — they can even open the app store and direct a consumer to download your app.

4] Now, you can create and insert QR codes in your PowerPoint presentation. For this, you have to enter the URL in the right panel. Simply paste the URL without HTTPS:// or HTTP://, as these are ...

The part before is concerns a call to Google’s chart API, which has an option (‘qr’) to generate QR codes. The QR ‘chart’ is then converted into an image with the IMAGE encapsulation.

QR codes offer an excellent way to make that happen. For example, a conference agenda and event information can all be attached to a QR code on the back of a registration badge.