Category Archives: Qt

Welcome page is missing in Qt Creator

I am using Qt creator 3.0.1 with Qt 5.2.1 on ubuntu 14.04 32-bit. My welcome page was empty, no examples, no documentation. I searched for its solution. But some links says it is a bug unsolved, some says solved. However, after 2 … Continue reading

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commands to check Qt version and select one from many

$qtchooser -list-versions            #This will give you list of Qt versions installed on your system $export QT_SELECT=qt4        # to select qt4, simillarly can  try selecting differernt versions too.

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My First Program – Hello world

#include <QApplication> #include <QLabel> int main(int argc, char *argv[]) { QApplication app(argc, argv); QLabel *label = new QLabel(“<h1><font color=red>Hello World!</font></h1>”); label->show(); return app.exec(); }

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Executing Qt program through terminal

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Download and install Qt creator from source (For Linux)

Download: To download Qt Creator, visit  . Installation: chmod +x  executablefile sudo ./executable file

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History of Qt

Qt is developed by an open source project, the Qt Project, involving developers as individuals and from firms working to advance Qt, such as Nokia, Digia, and others. Before the launch of the Qt Project, it was produced by Nokia’s Qt Development Framework division, … Continue reading

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What is Qt?

Qt (“cute”, or unofficially as Q-T cue-tee) is a cross platform Application Framework that is widely used for developing Application software with a graphical user interface (GUI) (here, Qt is classified as a widget toolkit), and also used for developing non-GUI programs such as command-line … Continue reading

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