qr code

  1. KMatle

    B4J Tutorial [B4x]Google Authenticator OTP (others will do, too) complete example with code

    Wikipedia: Google Authenticator Most websites where you have to log in offer to protect your account by using a multi-factor authentication. Here you can use an app like Google Authenticator (GA) which shows a 6 or 8 digit number which you have to type in when you log in. How it works: The...
  2. KMatle

    Android Code Snippet HTML-Standalone QR-code generator for websites

    I placed it here as I use it with a B4A app... Sometimes you need a QR-code generator in your website (which is working together with B4x). I searched for a standalone creator which is easy to handle. I came to this site: QR-code generator. I uses Javascript to generate the QR-code. I've...
  3. carlos7000

    Android Question Library QrCode does not encode long texts

    Hi. I have tried various codes to generate qr codes. I liked this library: https://www.b4x.com/android/forum/threads/b4x-qrgenerator-cross-platform-qr-code-generator.93092/ ...but it does not encode texts that are more than 78 bytes long. ¿Is there a similar one, but one that encodes longer...
  4. M

    Android Question Help needed to generate Qr Code in B4A using B4J example

    Hello to all, please apologize my english... I know maybe this is a silly question, but i am not using B4A too much, so i have some doubts... I want to generate a simple Qr Code in my Android phone, and i founded 2 ways of do it, one way is using Google Api... and the other way is the "Qr...
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