The QProcess class is used to start external programs and to communicate with them.| doc.qt.io
The QIODevice class is the base interface class of all I/O devices in Qt.| doc.qt.io
The QObject class is the base class of all Qt objects.| doc.qt.io
The QApplication class manages the GUI application's control flow and main settings.| doc.qt.io
The QStringList class provides a list of strings.| doc.qt.io
The QByteArray class provides an array of bytes.| doc.qt.io
The QString class provides a Unicode character string.| doc.qt.io
The QCoreApplication class provides an event loop for Qt applications without UI.| doc.qt.io