How to Generate a QR Code for a URL

First, download the ZXing library. Then run this command:

java -cp javase/javase.jar:core/core.jar com.google.zxing.client.j2se.CommandLineEncoder http://frequal.com/index.html

The resulting out.png file contains the QR code for the URL you provided on the command line.

Last modified on 13 Apr 2012 by AO