I'm looking for a QR-Code library for C/C++, not Java or .Net please. Anyone knows of one?
Note: There was a similar question a while back however but it didn't get answered properly.
How is this one?
http://megaui.net/fukuchi/works/qrencode/index.en.html
How do I convert a char to an int in C and C++?
How do you set, clear, and toggle a bit?
I've read about the difference between double precision and single precision. However, in most cases, float and double seem to be interchangeable, i.e. using one or the other does not seem to affect the results. Is this really the …