I came across this piece of code. It looks like it is taking 4 arguments here to QString. Yet it appears QString is only accepting one argument:
QString("%1").arg(m_driver_key, 12, 16, QChar('0')).toUpper()
Anyone know what kind of formatting we have here?
One of "these":http://qt-project.org/doc/qt-5/qstring.html#arg-10 overloaded functions.