I made an application with Qt5(mingw). To run this application out of qtcreator, I have to put some dlls like Qt5Widgets.dll, Qt5Core.dll, ... beside ...

I have used qt 5.1.1 for 2 years on Ubuntu. now I install qt 5.5 on it. (I mean both versions are exist on my Ubuntu) actually this version of Qt fram ...

Problem show in the link below: http://postimg.org/image/sp9mm85qb/ I try to add this image in code Tried to add image from resourse file from di ...

I have encountered a very weird problem. It is similar to one described here: http://www.qtforum.org/article/20389/problems-with-qlist.html . When I a ...

This signal is emitted whenever the document's content changes; for example, when text is inserted or deleted, or when formatting is applied. User ...

I'm trying to deploy my Qt5 application on Android (Samsung S4). It compiles fine, but while deploying it stops on: Starting debugger "QmlCppEngine" ...

I have this code where tag.m_description is a QString containing Cyrillic characters: "Шщлщ" This is the first and second output from the debug sta ...

I have been trying to add <QtMath> to my Qt so I can use qDegreesToRadians and such but when I add #include <QtMath> it says no such file ...

I have created a project to read data before and after an event. For example: Let D1, D2, D3 be QDateTime objects: Let D1 be one with a value of 2014 ...

I have a Calendar Widget in my form called cw_calendar and I want to get the current date from the widget to my label (called label). I'm trying: ui- ...

I have a got a simple OpenGL program which sets up the camera as follows : But the result is an upside down camera !! !1 When I change the view ...

I want to access the storage object inside my CoreProxy instance from a script as below: But QScriptEngine gives me this error back: Here is my ...

I'm trying to access mysql using Qt5.1.1 but i am getting the error the error below. I also searched a lot on google but unable to fix it.Please sugge ...

I am new to the JSON and I started experimenting with it, but I couldn't manage to save any of my QJsonObject, or QJsonArrays at all. Did I get it rig ...

Qt 5.1 or later: I need to play a notification sound of frequency x for n milliseconds. It'd also be nice if I could combine tones like this: 1000Hz ...

I am having a difficult time figuring out how i should do this. I have a QWidget main window and its has a QTabWidget inside a VBoxLayout. The main fu ...

I have a matrix created by QTableWidget, I have multiple threads that changing the colors of the cells, I want to see the coloring changing immediatel ...

I've been trying to profile an application I've written under OS X Mavericks using Instruments following various bits of information I've found online ...

How can I select a QTableWidget cell in a QTabWidget tab? How I implement: Wbook and Ssheet represent a workbook and spreadsheet. I implement them ...

Consider I have two windows: window1 and window2 like below window1 loads a HTML file into a QWebView and there is a transparent area like describe ...