May 10, 2016 · I'm about to start on a large Qt application, which is made up of smaller components (groups of classes that work together). For example, there might be a dialog that is used in the project, but should be developed on its own before being integrated into the project.

I want to get QString from another QString, when I know necessary indexes. For example: Main string: "This is a string". I want to create new QString from first 5 symbols and get "This ". input : f...

Aug 10, 2013 · If you have installed Qt Creator you have the missing dlls. Mine were at C:\Qt\5.15.2\mingw81_64\bin. I added the path to my environmental variables and my executable now works. This solution allows you to move your application around without moving dlls.

I have a hard time adding menu Bar, menus and sub menus to Qt QMainWindow programmatically. The following code produces an error: QWidget::setLayout: Attempting to set QLayout "" on QMainWindow ...

Feb 6, 2017 · how to get sub string value from a string in QT C++ using regular expression. 0.

May 24, 2023 · Clickable menu item with submenu in Qt. 0. Added QMenuBar in QDialog it showing but sub menus dosn't open. 2.

MKV container supports video and audio codecs Virtually anything and also supports subtitles and DVD menus. So you can just copy codecs from input video to output video with MKV container with subtitles.

Nov 11, 2014 · Qt c++ class+subclass using Q_OBJECT doesn´t work. 2. Add private sub class to Q_DECLARE_METATYPE. Hot ...

Aug 23, 2012 · So, what i'm using is a QTreeWidget to make a File-Tree. I can easily create the files, and folders. But the issue comes when we talk about sub-folders. For example: Folder1 Folder1/SubFolder1 Fol...

Jan 30, 2011 · from here ORA-00054: resource busy and acquire with NOWAIT specified. You can also look up the sql,username,machine,port information and get to the actual process which holds the connection