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Forum: Qt Programming

General more advanced Qt programming issues.

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  1. Qwt

    Questions related to Qwt - Qt widgets for technical applications.

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  1. Best practice for dynamic update of QTabelView

    Started by regenwo62, 20th March 2020 14:14
    qt5 qtableview
    • Replies: 1
    • Views: 1,607
    ChristianEhrlicher
    20th March 2020, 15:35 Go to last post

  2. Arrow Need Help Designing a Effective Threaded Application in PyQt5

    Started by Xevion, 20th March 2020 10:53
    pyqt, pyqt5, python, thread, timer
    • Replies: 0
    • Views: 4,088
    Xevion
    20th March 2020, 10:53 Go to last post

  3. Display .pdf file in Qt window screen

    Started by prabhatjha, 19th March 2020 17:12
    • Replies: 1
    • Views: 1,576
    d_stranz
    19th March 2020, 17:19 Go to last post

  4. Question duplicate connection name 'qt_sql_default_connection'

    Started by rahulvishwakarma, 18th March 2020 14:00
    centos7.5, qt 5.7 1 Attachment(s)
    • Replies: 3
    • Views: 4,642
    d_stranz
    18th March 2020, 16:39 Go to last post

  5. Detecting keyboard input from any window

    Started by illuzioner1, 14th March 2020 21:18
    key press, keybd_event, keyboard-events
    • Replies: 3
    • Views: 3,151
    d_stranz
    18th March 2020, 14:37 Go to last post

  6. Does QSqlTableModel::select emit dataChanged/rowsInserted signals?

    Started by qtcentre2019, 16th March 2020 16:00
    qsqltablemodel
    • Replies: 1
    • Views: 2,842
    d_stranz
    16th March 2020, 16:20 Go to last post

  7. QDebug assert failure crash in QRingBuffer

    Started by gfgit, 14th March 2020 14:35
    • Replies: 4
    • Views: 3,782
    gfgit
    16th March 2020, 12:23 Go to last post

  8. primary expression before '.'

    Started by rahulvishwakarma, 15th March 2020 11:21
    centos 7.5, qt 5.7
    • Replies: 2
    • Views: 2,628
    rahulvishwakarma
    16th March 2020, 09:38 Go to last post

  9. How to have multiple QCompleters in one QLineEdit

    Started by leinad, 13th March 2020 12:43
    • Replies: 7
    • Views: 3,169
    d_stranz
    16th March 2020, 00:17 Go to last post

  10. QGraphicsScene background glitches

    Started by gfgit, 14th March 2020 14:48
    drawbackground, qgraphicsscene, qgraphicsview
    • Replies: 2
    • Views: 3,203
    gfgit
    14th March 2020, 16:34 Go to last post

  11. QGraphicsScene background glitches

    Started by gfgit, 14th March 2020 13:14
    • Replies: 0
    • Views: 937
    gfgit
    14th March 2020, 13:14 Go to last post

  12. QT c++ OPENGL

    Started by cmartin, 11th March 2020 14:56
    • Replies: 3
    • Views: 2,294
    d_stranz
    12th March 2020, 19:30 Go to last post

  13. QApplication was not created in the main() thread

    Started by mark314, 12th March 2020 08:09
    • Replies: 0
    • Views: 1,878
    mark314
    12th March 2020, 08:09 Go to last post

  14. Question fstream not working

    Started by MongKong, 9th March 2020 21:21
    2d-game, files, game
    • Replies: 2
    • Views: 4,086
    MongKong
    10th March 2020, 19:37 Go to last post

  15. Question QSvgGenerator missing id of generated objects

    Started by nabil.chouba, 9th March 2020 18:38
    • Replies: 0
    • Views: 1,902
    nabil.chouba
    9th March 2020, 18:38 Go to last post

  16. Question Collision

    Started by MongKong, 8th March 2020 12:55
    2d-game, game, gaming
    • Replies: 2
    • Views: 3,720
    d_stranz
    9th March 2020, 17:10 Go to last post

  17. H2 database and Qt Database support

    Started by baray98, 15th February 2020 04:22
    2 Attachment(s)
    • Replies: 8
    • Views: 14,122
    baray98
    6th March 2020, 21:24 Go to last post

  18. QUdpSocket running in QThread - change port

    Started by sanji, 3rd March 2020 11:32
    4 Attachment(s)
    • Replies: 12
    • Views: 8,168
    sanji
    6th March 2020, 07:14 Go to last post

  19. QCommandLineOption with argument list

    Started by JayKemper, 4th March 2020 00:59
    • Replies: 1
    • Views: 2,283
    smyk
    4th March 2020, 09:11 Go to last post

  20. QUdpSocket change port

    Started by sanji, 1st March 2020 22:22
    • Replies: 0
    • Views: 3,953
    sanji
    1st March 2020, 22:22 Go to last post

  21. Question error: exited with code -1073740940 ask for help

    Started by longkimari, 26th February 2020 02:15
    exied code help
    • Replies: 5
    • Views: 7,334
    d_stranz
    1st March 2020, 18:46 Go to last post

  22. Help with understanding QFutureWatcher::progressTextChanged(const QString & progressT

    Started by aubie83, 25th February 2020 19:28
    • Replies: 7
    • Views: 6,096
    d_stranz
    28th February 2020, 17:37 Go to last post

  23. Question error: exited with code -1073740940 ask for help

    Started by longkimari, 26th February 2020 02:07
    exied code help
    • Replies: 0
    • Views: 3,329
    longkimari
    26th February 2020, 02:07 Go to last post

  24. Question error: exited with code -1073740940 ask for help

    Started by longkimari, 26th February 2020 01:58
    exied code help
    • Replies: 0
    • Views: 2,915
    longkimari
    26th February 2020, 01:58 Go to last post

  25. How to send text file from bluetooth using QT ?

    Started by naveenkumar, 18th February 2020 04:22
    • Replies: 4
    • Views: 8,788
    naveenkumar
    21st February 2020, 06:44 Go to last post

  26. Update application from USB stick

    Started by naveenkumar, 20th February 2020 05:59
    • Replies: 2
    • Views: 2,514
    naveenkumar
    21st February 2020, 06:26 Go to last post

  27. Smile Show widget with PySide2 embedded in Qt5 application

    Started by tuli, 13th February 2020 22:47
    embedded, pyside2, python
    • Replies: 5
    • Views: 13,391
    d_stranz
    20th February 2020, 20:28 Go to last post

  28. QMenu indicator style sheet undesired behaviour

    Started by Fareanor, 6th August 2019 09:38
    bug, style sheet
    • Replies: 4
    • Views: 10,926
    megafanat
    20th February 2020, 10:13 Go to last post

  29. msg

    Started by sudo_woodo, 20th February 2020 00:48
    • Replies: 0
    • Views: 8,303
    sudo_woodo
    20th February 2020, 00:48 Go to last post

  30. Unable to receive dbus signals for NetworkManager events

    Started by svv62, 18th February 2020 19:47
    dbus, networkmanager, ubuntu
    • Replies: 0
    • Views: 1,201
    svv62
    18th February 2020, 19:47 Go to last post
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