Top 50

  1. How can I convert a QString to char* and vice versa?
  2. What is the Qt Visual Studio add-in?
  3. How can I do drag and drop in a widget?
  4. How to compress data with Qt?
  5. How can I draw vertical text?
  6. How can I build 64 bit Qt on a 32 bit system ?
  7. Is Qt compatible with .NET?
  8. How can I handle events in the titlebar and change its color etc ?
  9. What does the syntax CONFIG(debug,debug|release) mean ? What does the 1st argument specify and similarly what is the 2nd ?
  10. How can I add SSL support to my Qt application?
  11. Do you provide a tool for creating graphs?
  12. Why does a statically built Qt use the dynamic Visual Studio runtime libraries ? Do I need to deploy those with my application ?
  13. Why do I get the error 'libpq-fe.h': No such file or directory when trying to build the psql plugin?
  14. How can I use one horizontal scrollbar to scroll several QGraphicsViews?
  15. How can I detect in the .pro file if I am compiling on a 32 bit or a 64 bit platform?
  16. Intellisense does not work for my Qt application. What's wrong?
  17. How can I find subitems in a QTreeWidget using findItems?
  18. How can I resize a QDockWidget programatically?
  19. How can I add version information to my application?
  20. Use of setCellWidget (in QTableWidget) and signal connections
  21. How can I insert a checkbox into the header of my view?
  22. How can I align the checkboxes in a view?
  23. How do I make a Qt application make a 'beep' sound?
  24. How can I get debug output from my Qt applications?
  25. How can I create transparent labels and buttons where the window's background pixmap shines through the label?
  26. How do I add a custom Info.plist to my Mac application with qmake?
  27. How can I create a QDialog that has no minimize, maximize and close buttons in the titlebar?
  28. Do you have integration with Xcode ?
  29. Example of how to style QToolBox with QStyle
  30. How can I trigger the parent widget to resize when its child widget is resized programmatically?
  31. How to build pdb for release version of Qt?
  32. Why is Qt released under LGPL?
  33. How can I convert a colored QPixmap into a grayscaled QPixmap?
  34. MSVCRTD.lib(cinitexe.obj) : warning LNK4098: defaultlib msvcrt.lib conflicts with use of other libs; use /NODEFAULTLIB:library -- What does this mean and how can I fix it?
  35. How can I change the width of the scrollbar of QWebView?
  36. How can I make a QComboBox have multiple selection?
  37. How does Qt pick a font for the application?
  38. How can I span the headers in my QTableView ?
  39. How can I move a window around when using Qt::FramelessWindowHint?
  40. Is it possible to set a header and footer when printing a QTextDocument?
  41. Does qmake have support for pkg-config?
  42. How can I change the row height of a QTreeView?
  43. How can my stylesheet account for custom properties?
  44. How can I set up my environment for building Qt/Qt applications with MinGW?
  45. How do I enable the touch screen in Qt for Embedded Linux?
  46. What is the difference between Qt for Embedded Linux and Qt/X11?
  47. Is Qt binary compatible?
  48. How can I catch Alt+F4 in my Qt application ?
  49. How do I make text follow the line/curve and angle of the QPainterPath?
  50. What is needed for deploying a Phonon based application?