Single file Qt4 demo

Sometimes you need to create a very simple single file application in Qt4. However it's problematic since you are always doing the CPP/H separation, and then the main() is in another file... Any...

Qt Linking Error

I configure qt-x11 with following options ./configure -prefix /iTalk/qtx11 -prefix-install -bindir /iTalk/qtx11-install/bin -libdir /iTalk/qtx11-install/lib -docdir /iTalk/qtx11-install/doc...

Qt4 static compiling and odd errors with things happening before they should even exist

Always pick a title that draws in a programmer. Anyway I'm using linux and I compiled the qt4.7.1 libs using ./configure -static -nomake demos -nomake examples -nomake tools -prefix...

QApplication: No such file or directory

I installed QT4 Creator in /usr/programs/qt , I add to PATH /usr/programs/qt/bin, QTDIR=/usr/programs/qt,LD_LIBRARY_PATH=$QTDIR/lib, and also for MANPATH and export. Problem is that demo examples...

Problem with QIBASE (firebird + Ubuntu)

Good morning. I've tried to compile QIBASE driver to access FireBird database using sqlbrowser from %QTDIR/demos. But after i filled all fields in sqlbrowser and pushed OK button the program...

How to install Qt documentation for PyQt demo and Qt tools

I installed PyQt on windows 7 with python 2.6 and when trying to execute the demo I got the following warning: After some research I could obtain a copy of the Qt4 documentation in .qch format...

Qt High Score System

I'm still quite new to Qt and I want to add a High Score system to my game. I found this file http://grip.espace-win.net/doc/apps/qt4/html/demos-declarative-snake-content-highscoremodel-qml.html...

PKG_CONFIG_PATH has not been set when trying to configure Qt for Arm

I am using this to set the PKG_CONFIG_PATH export PKG_CONFIG_PATH=/usr/local/dbus/lib/pkgconfig after this I am trying to run the configure of qt using the following command ./configure -prefix...

Left -j off mingw32-make command for Qt4?

I accidentally left off the -j [jobs] when compiling the Qt4 git://gitorious.org/qt/qt.git repository from mingw32-make as per the Building Qt4 documentation. Will this make any other difference...

How to include a certain Qt installation using CMake?

We have plenty Qt copies on every dev PC - each project has its own Qt copy in the thirdparties directory. That's done due to each project is developed and tested with its own Qt; an often case is...

XLib Error when compiling QT for ARM using linux-arm-gnueabi-g++

I am having some issues compiling a QT program from an i386 Ubuntu Linux PC to a Pandaboard. We were successful in creating a build which could create a console application from my PC to a...

Building QT 4.7.0 libraries on Ubuntu Linux

I am trying to build QT 4.7.0 libraries on Ubuntu Linux (Amazon EC2 instance) by following the below steps: sudo apt-get update sudo apt-get install build-essential sudo apt-get build-dep...

Cross-compiling Qt for Pandaboard

I spend weeks trying to cross compile Qt for my Panda board and no way, I can't pass the ./configure. If someone could give me a help I'll appreciate. My host system is Ubuntu-13.04...

Cmake can't find Qt OpenGL library

I'm trying to compile a project using cmake. The instructions given to me was that Qt 4.8 is needed. Downloaded it from qt-project.org/downloads. Compiled and installed Qt 4.8: [email protected]>...

unmet dependencies with QT

I can't install any more packages in my Ubuntu 12. I tried apt-get install -f, and many others tricks like this, but no progress in finding a solution. Here is the broken packages belonging to...

QML/Qt4 for desktop: any demos?

I want to build a simple desktop application using QML (need nice transition animations), but i can't find any demos. The demos on qt docs website are using some shared files i can't find (and...

Makefile:635: *** missing separator (did you mean TAB instead of 8 spaces?). Stop

I'm trying to create a package, compile it and install it in OpenWrt. However, I have trouble getting past this error: Makefile:635: *** missing separator (did you mean TAB instead of 8 spaces?). ...

Project ERROR: Unknown module(s) in Qt: gui widgets printsupport macextras

I'm trying to compile OpenSCAD on my Mac. When the build script reaches the line qmake qscintilla.pro it spits out the error Project ERROR: Unknown module(s) in QT: gui opengl concurrent widgets...

Numbers in git HEAD

I am compiling Openembedded and at the beginning we can see this : meta-python = "HEAD:1efa5d623bc64659b57389e50be2568b1355d5f7" meta-lxde =...

Building Eigen3 with CXX_FLAGS

I'm trying to build Eigen3 using CMake as described in the installation menual: [email protected]:/opt/tr/src/eigen/build_dir$ ../../cmake-3.8.1/bin/cmake -DCMAKE_BUILD_TYPE=Release --build...

How to port cgal library to android

The CGAL Library comes with several demo programs, written in C++ and using Qt4/Qt5 and OpenGL. I want to port these demo programs on a device running Android.

compile old qt version

I'm working on a project with Qt. I have download and compile my Qt 4.8.7 version without problems on Ubuntu 14.04 and Ubuntu 16.04. I have followed the next steps: Install cross compilation tools...

Install Qt 4 ubuntu 17.04

I need to install Qt 4 in my computer to run a specific software. I've download Qt 4.8.6 from: https://download.qt.io/archive/qt/4.8/4.8.6/. I followed the steps from the link...

Bitbake error openembedded-core/meta/recipes-connectivity/openssl/openssl_1.0.2j.bb:do_compile) failed with exit code '1'?

UPDATE: bitbake core-image-minimal without any added layers gives me errors such as: ERROR: Task...

Git issue Bitbake gets stuck at do_fetch?

These are the contents of my git2 folder: [email protected]:~/repositories/oe-core/build/downloads/git2$ ls anongit.freedesktop.org.pkg-config ...

Shogun windows msvc 2015 build fail on Eigen including pthread.h

I'm trying to build shogun 6.1.3 on windows with msvc 2015 using cmake. Here is the log of the configuration generated by cmake: Selecting Windows SDK version 10.0.15063.0 to target Windows...

Found unsuitable Qt version "5.12.4" from C:/Qt/5.12.4/msvc2015_64/bin/qmake.exe when configuring Eigen 3.3.7 using CMake

Environment: Windows 10 version 1903, 64 bit CMake 3.15.3 Qt 5.12.4 Eigen 3.3.7 Visual Studio 2015 Update 3 Issue: When I run cmake -G"Visual Studio 14 2015 Win64" .. in build folder created in...

Use CppADCodeGen with CMake FetchContent or ExternalProject

I am not good with CMake, and I cannot find good explanations about how to use its FetchContent functionality. Indeed, most repositories seem to require different treatment, and the rules of such...