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6 questions
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Dynamic QR with payTM in java springboot application
I'm using java code in https://business.paytm.com/docs/api/create-qr-code-api/
to create dynamic QR code using payTM.
However I'm getting
java.net.SocketException: Connection reset.
Could someone help ...
1
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0
answers
272
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com.google.zxing.NotFoundException Decode Issue for QR Code Process in Spring Boot with JUnit Test
I have a problem to run any test method of QrServiceTest. I got the issue shown below
com.google.zxing.NotFoundException
The problem line is at this part (new MultiFormatReader().decode(binaryBitMap))...
0
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474
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How to detect that QRCode is scanned?
I have a Spring web application and I send an email to users and that email includes a QR code. How can I detect that the QR code is scanned with any phone? I want to detect that process in my web ...
- 43
0
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3
answers
401
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Spring Boot Repository.save() methods do not work - No commit
I scan two QR code and try to get them from My QR Code Android Mobile App and save it with repository.save() in my Local db.
My app send List to Backend but don't insert to db. When I run localhost/...
- 3
0
votes
2
answers
3k
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TOTP QR code working on Android but not on iOS devices?
I have implemented 2 factor authentication using TOTP with a QR code in Java, which works great on Android. However, I get a very weird error when I attempt to scan the QR code on any iOS device and I ...
- 307
-1
votes
1
answer
365
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Can't get QR Code using parameter
I want to generate QRcode and show some data to page, using parameter to get data from database. The data can show on page, but QRcode not show. i want QRCode only generate data from field refNumber. ...
- 21