Hi Im trying to execute my .exe file from the debug folder. Now before you go telling me about all the other related articles Ive looked at them all and their solutions are not helping with my pro...

I am trying to make a Qt 5 application with a few Qwt widgets, but I see a segmentation fault in Qt's code as soon as I try linking the Qwt libraries. I am using a very simple Qt program that ...

I am using Qwt now for two years. I like its object oriented classes, which makes it very easy to adapt the plots and functionality. These days QCustomPlot is becoming more and more popular and com...

I would like to start my QThread when I push on button Run. But the compiler outputs following error: QThread: Destroyed while thread is still running ASSERT failure in QThread::setTerminationEnab...

I'm trying to create a program, using Qt (c++), which can record audio from my microphone using QAudioinput and QIODevice. Now, I want to visualize my signal Any help would be appreciated. Thank...

I'm trying to compile a program (found here: http://sourceforge.net/projects/lisem/) by following the instructions said by the author. However, when compiling it in Qt Creator, it gives the error: ...

I searched around the web but didn't find a solution for my proper problem. Problem: Qwt-installation failes at the nmake-step What I did: -) installed Qt 5.1 (Qt 5.1.1 for Windows 64-bit (VS 20...

I'm attempting to plot a graph based on data that I have obtained and stored inside a vector, but, I cannot seem to find any tutorials or references out there and give me any indication to what I n...

I started using Qt a few weeks ago and I am really enjoying it. I now need to include graphs in my application and, after some research, I found that Qwt was the best way of doing so (rather than h...

I have a huge array of 2D points (about 3 millions of pairs), which I need to render with reasonable speed in a Qt-based application. I've tried using QGraphicsScene, but its very slow even on 4000...

I have a qwt plot in my application. I want to show a small tool tip to show the value of the point at which mouse is pointed on the curve. I found that I have to use QwtPlotPicker for this, but co...

In my Qt application I am conducting some network tests. I have to create a report according to the test output. So I need to create the report in pdf format. Can anybody please let me know how I ...

I have 3 objects(inherited from QObject) that each contain a separate std::list. Each object gets created in the main gui thread (with no parent) and then is pushed to it's own thread (using Qt's Q...

We've compiled QT 4.6 and QWT 5.2.0 for VS2005. We're trying to derive a class from QwtDial, and the derived class has slots. So, we need to add the Q_OBJECT macro. However, when we do that, the l...