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Questions tagged [qr-code]

QR Code is a 2D barcode that can be easily scanned using the most modern phones equipped with camera.

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91 views

QR code check in/out system for devices

So im developing a check in/out system for devices(Smartphone/tablets) which tracks the current state (in/out) of a device and who currently has it within a company. My main options at the moment are ...
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0answers
523 views

Adding a logo to QR Code using ImageMagick

I'm trying to add a logo to a QR Code image. Logo image area must be lower than 12% of the QR code area, in order to be easily used by the consumers. The problem is that the output file must be in ...
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0answers
5k views

How do I login to Wechat on Windows without QR code?

I have Wechat installed on an iOS device (iPad) and on my Windows 10 PC. The usual way to log in on Windows (the app/program, not the web application) is to scan the QR code that shows up on my screen ...
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1answer
657k views

What to do with a QR code from web.whatsapp.com? [closed]

I'm trying to run whatsapp from the PC web browser. https://web.whatsapp.com/ I have no camera to read and process the QR-code generated. Then I used this website to read the image and it gives me ...
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0answers
2k views

How to input data from QR code into an Excel for iPhone sheet, using iPhone as a QR code reader

I need to work offline (no Wifi, no internet connection), with only an iPhone 6. I want to input data into an Excel for iPhone spreadsheet (say column A), by just scanning QR codes in "continuous mode"...
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1answer
731 views

Are QR Codes Really More Easily Read by Computers

This article claims that QR codes are machine-readable labels — computers can understand them much more easily than they can understand text. QR codes are used for everything from tracking products ...
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1answer
1k views

Some kind of “encrypted” QR codes? [closed]

I'm looking of some kind of solution that enables me to print some kind of "encrypted" QR codes, so scanning of it with regular QR-code reader will display non-sense, but scanning with some "special" ...
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1answer
828 views

What type of QR Code is generated by the Bing QR Code Generator [closed]

http://www.bing.com/widget/t/qrcode Type in a number like 12345 - you will get a QR Code shown on the right. Now go to a site like https://www.the-qrcode-generator.com/ Type in 12345 in Free Text ...
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0answers
234 views

save data on image that is hard to see by human but recognizable by device with camera

Anyone has any good idea to save data on image that is hard to see by human but recognizable by device with camera? Number on licence plate can be recognized by computer; QR code can be recognized by ...
2
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1answer
529 views

Easily generating QR codes

What is the easiest way to generate QR codes? When I do a google search, lots of different sites pop up, but usually they have lots of things to fill in, and lots of options to go through. What I want ...
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0answers
953 views

QR Codes Printing, but Not Printing Correctly - Any Ideas?

I am mail merging some QR codes via file paths stored in Excel into a label template in MS Word 2013. I have the whole process with the Ctrl+F9 working properly, but I am stumped on this: On the 30 ...
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0answers
375 views

How to read QR-based vCard on Windows & Mac OS, with USB scanner?

I'm generating QR codes that contain vCards, and these can be consumed just fine by smartphones, e.g. with software like RedLaser, etc. For the desktop I have a barcode scanner that can read QR (2D), ...
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3answers
5k views

If I acquire a USB QR/barcode scanner, can I set it to automatically launch a browser upon reading a URL?

I'm considering purchasing a scanner such as the Esky™ Automatic USB (Bi-directional) Barcode Scanner. I've produced some QR codes (containing valid http URLs) which I'd like students at my school to ...
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1answer
178 views

Is it possible to have a portable plotter that can print QR codes on burlap?

This is a hardware question. Is there a class of plotters that are portable and accept sharpies? The use case: I have a burlap sack. It will be taking very specific potsherds from an archaeological ...
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2answers
551 views

QR Code designed for print? [closed]

our company is looking to publish a desk calendar with a QR code. I know how to generate QR's, but do I need it to be a certain "resolution" or whatever if it's going to go through a professional ...
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1answer
579 views

Why google code download page have a QR code? [duplicate]

Possible Duplicate: QR Codes for Files on Google Code When I open a google code download page, there is a QR code at the bottom. What kind of devices will read this human unreadable QR code? I ...
2
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1answer
542 views

Can I have a QR code that will create a contact on the device? [closed]

Is it possible to create a QR code, that when scanned, will create a contact on the device? I tried NeoReader - it only scans the data (string value) I can print my Blackberry data, and that will ...
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2answers
712 views

Member access management with ID cards

A customer of mine has a around 100 members in his club and new ones join and members leave every week. So he has no way of knowing everybody personally. He asked me to make him some magnetic swipe ...
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5answers
315 views

Using and creating QR codes

Let's say I came across a QR code (in some webpage or PDF file). How can I use it? How do you use (and create) these QR codes?
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0answers
585 views

Pre-installed barcode/qr readers on mobile devices [closed]

There's an idea within my company to put QR codes in some of our marketing literature, and I'm trying to find some stats (or specific device info) to help me make the decision. My feeling is that, of ...
4
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2answers
2k views

Why it is hard to read QR code displayed on CRT screen?

I created some QR code just for fun, then tried to read them with my phone. When I display them on laptops, my phone read them just fine. But when I tried to read the exact same codes displayed on CRT ...
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2answers
959 views

Text on QR barcode?

How do you get text inside of QR codes? I know i seen this more then once but here is an image from the latest example. UCM are the initials of that company.
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1answer
5k views

QR Codes for Files on Google Code

When you download files from Google Code now (example), in addition to the text version of the SHA1 hash, it includes a QR code of it. The device that the file was downloaded to is the one that has ...
2
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4answers
3k views

2D barcode scanner for OS X?

What is the best QR bar code scanner for OS X?