Month: November 2011

QMessageBox Change Icon

QMessageBox Change Icon The QMessageBox class provides a modal dialog for informing the user or for asking the user a question and receiving an answer. QMessageBox supports four predefined message severity levels, or message types, which really only differ in the predefined icon they each show. Specify one of the four predefined message types by

C/C++ : Convolution Source Code

C/C++ : Convolution Source Code In mathematics and, in particular, functional analysis, convolution is a mathematical operation on two functions f and g, producing a third function that is typically viewed as a modified version of one of the original functions (from wikipedia.com). Convolution of two square pulses: the resulting waveform is a triangular pulse.

Qt : QTableWidget Tutorial

Qt : QTableWidget Tutorial This is a basic tutorial how to create QTableWidget, create header in QTableWidget, fill QTableWidget with value and how to implement signal and slot in QTableWidget. From this tutorial, you can create a more complex code how to implement QTableWidget in your code. Please look at sample code Qt : QTableWidget

Qt : QProcess get PID

Qt : QProcess get PID In computing, the process identifier (normally referred to as the process ID or just PID) is a number used by most operating system kernels (such as that of UNIX, Mac OS X or Microsoft Windows) to (temporarily) uniquely identify a process. This number may be used as a parameter in