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Tag: slow

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QComboBox extremely slow on adding a lot of items

Started by Buldozer, 15th March 2012 07:15
- Replies: 3
- Views: 10,745
Last Post By:

Last Post: 16th May 2021 12:46

by gumtown

Forum:
Qt Programming
Any way to "render" an off-screen plot with lots of data to speed up loading?

Started by alketi, 19th March 2020 15:54
- Replies: 1
- Views: 3,865
Last Post By:

Last Post: 23rd March 2020 05:23

by Uwe

Forum:
Qwt
QTextEdit resizing slow additional information

Started by harveyab, 21st June 2017 07:15
- Replies: 1
- Views: 4,220
Last Post By:

Last Post: 21st June 2017 16:50

by d_stranz

Forum:
Qt Programming
Speed problem dragging points

Started by mastupristi, 30th April 2016 00:07
- Replies: 8
- Views: 5,089
Last Post By:

Last Post: 3rd May 2016 08:30

by Uwe

Forum:
Qwt
Slow refresh QTableView with sort

Started by Mhaylson, 21st August 2015 00:29
- Replies: 5
- Views: 8,134
Last Post By:

Last Post: 24th August 2015 16:36

by Mhaylson

Forum:
Qt Programming
Slow refresh QsqlQueryModel with QTableView

Started by Mhaylson, 19th August 2015 17:05
- Replies: 1
- Views: 3,513
Last Post By:

Last Post: 19th August 2015 17:27

by anda_skoa

Forum:
Qt Programming
Re: How to effiecently copy individual pixels (with QImage)

Started by KillerBerry, 17th July 2015 18:57
- Replies: 4
- Views: 8,786
Last Post By:

Last Post: 18th July 2015 20:58

by anda_skoa

Forum:
Newbie
QtWebEngine is extremely slow

Started by GimpMaster, 17th June 2015 06:35
- Replies: 7
- Views: 17,296
Last Post By:

Last Post: 19th June 2015 05:26

by GimpMaster

Forum:
Qt Programming
QModel set data to item very slow

Started by fatecasino, 29th April 2015 03:49
- Replies: 4
- Views: 4,776
Last Post By:

Last Post: 30th April 2015 16:04

by d_stranz

Forum:
Newbie
Slow Microsoft Access QSqlQuery (possible bug)

Started by yeikos, 12th May 2014 10:55
- Replies: 0
- Views: 3,488
Last Post By:

Last Post: 12th May 2014 10:55

by yeikos

Forum:
Qt Programming
Looking for a simple QwtWidgetOverlay implementation example

Started by raphael.lencrerot, 19th March 2014 15:55
- Replies: 2
- Views: 6,069
Last Post By:

Last Post: 20th March 2014 10:53

by raphael.lencrerot

Forum:
Qwt
Qt for iOS QPainter::drawText hangs for a few seconds first time it is called

Started by EiN, 6th March 2014 12:39
- Replies: 0
- Views: 4,565
Last Post By:

Last Post: 6th March 2014 12:39

by EiN

Forum:
Qt for Embedded and Mobile
Replot() slows way down after switching from Qwt 6.1.0 to Qwt5

Started by genau, 27th February 2014 10:31
- Replies: 1
- Views: 3,213
Last Post By:

Last Post: 28th February 2014 07:15

by Uwe

Forum:
Qwt
performance of Using QSqlQuery to access table containing blob coloumn

Started by silentyears, 18th February 2014 14:25
- Replies: 4
- Views: 5,463
Last Post By:

Last Post: 25th February 2014 11:21

by silentyears

Forum:
Qt Programming
QMenu display with delay. Or not display else

Started by stepchik, 22nd March 2012 09:35
- Replies: 1
- Views: 4,962
Last Post By:

Last Post: 10th September 2013 15:06

by dragonkame

Forum:
Newbie
oracle Database performance in QT

Started by gbaguma, 2nd August 2013 07:41
- Replies: 2
- Views: 3,676
Last Post By:

Last Post: 3rd August 2013 01:23

by ChrisW67

Forum:
Qt Programming
Multiple QGLWidgets slow performance

Started by seesomi, 15th February 2013 05:42
- Replies: 1
- Views: 4,768
Last Post By:

Last Post: 15th February 2013 09:20

by wysota

Forum:
Qt Programming
Is QWebView class working in Qt 5.0.0? Please HELP

Started by vakhobiz, 15th September 2012 14:08
- Replies: 0
- Views: 4,030
Last Post By:

Last Post: 15th September 2012 14:08

by vakhobiz

Forum:
Qt Programming
QtWebView (QtWebKit) Javascript dom and array operations VERY SLOW issue

Started by vakhobiz, 14th September 2012 14:22
- Replies: 0
- Views: 4,045
Last Post By:

Last Post: 14th September 2012 14:22

by vakhobiz

Forum:
Qt Programming
enterEvent / leaveEvent on Widget really slow on MacOSX

Started by RThaden, 10th February 2012 15:37
- Replies: 1
- Views: 2,992
Last Post By:

Last Post: 14th February 2012 10:54

by Spitfire

Forum:
Qt Programming
QGraphicsPixmapItem::setPixmap() renders very slow

Started by hakiim35, 20th August 2011 17:15
- Replies: 2
- Views: 4,868
Last Post By:

Last Post: 22nd August 2011 13:38

by hakiim35

Forum:
Qt Programming
[SOLVED] QTcpSocket with Java Server VERY slow packet transfer

Started by llemes4011, 18th August 2011 04:36
- Replies: 0
- Views: 3,773
Last Post By:

Last Post: 18th August 2011 04:36

by llemes4011

Forum:
Qt Programming
QSql*Model are very slow

Started by ABBAPOH, 5th March 2011 18:58
- Replies: 13
- Views: 11,141
Last Post By:

Last Post: 10th March 2011 14:11

by wysota

Forum:
Qt Programming
QT speed problems on s3c2440

Started by Ovrflw, 14th December 2010 11:54
- Replies: 11
- Views: 7,022
Last Post By:

Last Post: 17th December 2010 09:17

by Ovrflw

Forum:
Qt for Embedded and Mobile
QTimer in QThread - Seem to be always 5 seconds

Started by bazmrl, 11th August 2010 16:20
- Replies: 2
- Views: 4,307
Last Post By:

Last Post: 13th August 2010 09:53

by bazmrl

Forum:
Qt Programming

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