I'm looking for a free to use c# library/code to create barcodes. Secifically I need to be able to create QR-Code type barcodes. I'm looking for free to use (Open Source or just Free, etc.) not …

I would like to generate a 2d barcode (PDF417 or QR codes) in an Excel cell using macros. Just wondering is there any free alternatives to paid libraries to do this? I know certain tools can do …

ive been reading up on QR Codes a lot recently, I want to code my own generator with PHP. But i'm having trouble, as they are rather complicated, does anyone know of any tutorials for this …

Learn how to generate a simple QR code using just HTML on Stack Overflow.

I think it might be because I am generating a QR instead of editing an image. Any suggestions? Thank you in advance! I have also tried using System.Windows.Forms to make a form for the …

QR in Qt As a companion question to How to scan for QR codes with Qt, I want to know how to draw a QR code from native C/C++ code in my Qt5 based desktop app, but I could not find an …

I'm trying to generate QR codes on my website. All they have to do is have a URL in them, which a variable on my site will provide. What would be the easiest way to do this?

It will display a valid QR code, and if I scan it with my Google Authenticator app on my phone, it will begin to generate valid OTPs. However, in the display on the phone, for the entry created …

Range(InputCell).Value = DataToEncode End Function My concern is that "whatever cell I modify in the whole workbook, it lunches the QR code generator." I wanted to give a condition at the …

How do you encode a carriage return in a QR barcode (so if I scan it with my android, for instance it will come up) A B C I have tried A~d013B~d013C etc. but it always shows the escape …