cross-compiling GTK for Raspberry Pi

I am trying to complete this tutorial here. I am running Ubuntu 32bit and I am trying to cross compile for a Raspberry Pi with Raspbian. When I ran make, I get his...

Mint: genymotion installation bug

I'm newbie with Mint. I installed Genymotion emulator from the .bin file in /home/user/Android directory. And when I'm trying to execute Genymotion I receive such message: /Android/genymotion $...

Error on execution -version `Qt_5' not found required by

On execution of eiskaltdc++ on ubuntu 15.10 ,I get the following error: eiskaltdcpp-qt: /usr/lib/x86_64-linux-gnu/libQt5Multimedia.so.5: version `Qt_5' not found (required by...

Ubuntu / DigitalOcean - Unable to fetch packages to install git on a fresh install

Just started with a fresh install of Ubuntu 14.04 on my digitalocean droplet and I'm trying to install git. My first attempt failed to install some packages - [email protected]:~# sudo apt-get install...

Net::HTTPServerException causing Chef to fail

I'm attempting to set up a Rails environment with Vagrant and Chef by following this guide. I've used it in the past with success. When I run vagrant up it fails, and (I think) this is the...

C++ undefined symbol error with ForceFit

Trying to launch software written in C++ (ForceFit, https://aclark.chem.wsu.edu/software/) gives me the following error: ./ForceFit ./ForceFit: symbol lookup error: ./ForceFit: undefined symbol:...

gnuplot : Aborted (core dumped)

I just now installed gnuplot 4.6.6 on my Ubuntu 14.04 from the source by using standard configure make make install. But I am not able to plot anything after that. Something like this...

python import error: cannot open shared object file

My python code gives this error: from cv_bridge import CvBridge, CvBridgeError ImportError: libcv_bridge.so: cannot open shared object file: No such file or directory. However if I do a ldd, every...

GTK3 C program linked with MuPDF fails (even if not called)

For context, I am not new to programming but am new to unix and GTK, so this may be something simple but I am in head banging mode. I have built MuPDF from source successfully including standalone...

Best way of debugging this: cannot open shared object file

ALL, I am trying to see what the problem I have. I am compiling my program and the library under Gentoo Linux with Anjuta + gcc-5.3 under C++11. The compilation and linking completed successfully....

Application linked against Qt4 crashes when Qt5 is also present

I have an application designed to be built with cmake . -> make, which seems to use Qt4 libraries (part of CMakeLists...

How to fix broken apt-get on debian wheezy?

I'm using a debian wheezy at work. Packages are held in specific versions. My /etc/apt/sources.list contains lines like : deb http://mycompany.com/debian/debian-main/ wheezy main non-free...

After installing Qt 5.8 all qt applications stopped working

everyone! I have got a bit of a problem. My OS is Ubuntu 16.04 LTS x64. Apt provide only Qt 5.5.1 as the latest version, but I needed to install Qt above 5.6 (I have gone with Qt 5.8) because I...

Symbol lookup error: undefined symbol: _ZN2cv6imreadERKSsi

I made a simple C++ project using Qt, the goal is to extract some connected components from images and save them into proper folders. I only use one .cpp file and opencv to do so. But when I run...

Which shared libraries to ship with a game (linux)?

I have a small game that I want to distribute, but I want to ship it with all the needed shared libraries so that users don't have any dependencies to install. This is the output of ldd: ...

Dockerizing kafka gives non zero exit code

I am a newbie trying to learn docker. I am trying to dockerize kafka installation and stuck with a non zero exit code. I would like to debug the issue and find out the reason. How to debug a...

Error while installing postgresql

I've never used postgres, only MySQL, so it's new for me. I'm trying to installing it on a VM(so I can use only command line). Running the command sudo apt-get install postgresql this is my...

C++ Qt 5.10 Cross compiling for Raspberry PI 3 This application failed to start because it could not find or load the Qt platform plugin "xcb" in ""

i have tried to cross compile qt 5.10 for my Rasperry pi 3. I had used the following guide to finish the task: Step by step to compile I have used the following command to do this: sudo...

Fedora 27 VTK 7.1.1 with Qt 5

I have an application that uses VTK and Qt 5. While running this I get following backtrace #0 0x00007fffec00a66b in raise () at /lib64/libc.so.6 #1 0x00007fffec00c381 in abort () at...

Open files from Linux bash shell on Windows 10

Using Windows 10 and I have the Linux Bash Shell to use with Jekyll. All I am looking to do is open the explorer or filesystem to copy some files. Does anyone know how you browse the file explorer...

Qt5.9.1 + CUDA8.0: Random Crashes

I am trying to do some processing on the GPU with CUDA (version 8.0, GPU GTX980). The display is connected to this GPU. My Qt5 (version 5.9.1) application basically works fine, but randomly...

Cannot find XCB plugin

I have cross compiled and deployed Qt 5.11.1 to Raspberry PI 3 using this tutorial: https://wiki.qt.io/RaspberryPi2EGLFS So far everything worked, until I got stuck at point 15: [on RPi] Run...

How to minimize an ubuntu docker image which needs only git, cron and openjdk-8-jre

Testing some docker project so after playing with alpine, I would like to use ubuntu:bionic for production. I decided to roll out my own image but the problem is that it's 600MB+ . REPOSITORY ...

How to compile GTK+ base application with musl-gcc?

I compiled this GTK+ Example App with both gcc & musl-gcc. Both of those produced a binary file, but musl-gcc produced binary does not execute correctly & shows bunch of errors. *Note: I installed...

AWS - Can't Install Java 1.8 on RHEL

So i have an aws (amazon) instance running Red Hat Enterprise Linux Server release 7.6 (Maipo). I'm attempting to install java 1.8 Question: What am I doing wrong and how do I install...

Qt4 & Qt5: How to fix Segmentation Fault Caused By the Function viz::WCloud

in my program C ++ opencv, I use several processing (rectification, stereoBM ...) on jetson TX2 accctually I used the function of SKD-DJI unprojectPtCloud for unproject 3D point cloud, but...

How to install libgtk2-dev:i386 without removing libgtk2-dev:armhf? Or what to do to cross-compile for i386 and armhf?

I'm struggling trying to cross-compile a wxWidgets app for a BBB from a Debian 9 PC. After a lot of failures, i've found what seemed to be the solution: multiarch. So i added an armhf...

Qt app built with CMake compiles, but doesn't run, in Windows

I'm porting a program to Windows and I got it to compile, but when I run it, it says " Qt5Cored.dll: cannot open shared object file". I'm setting up a Windows box to port programs I've written on...

Graphviz warning with libgvplugin_pango.so.6 - dot fails to produce PDF

For some time now I've not been able to run dot commands and now I finally want to fix the problem. The error I get is the following: Warning: Could not load...

mupdf on linux segmentation fault

I hava a operation system running Ubuntu 1804x64 installed in VMware ,use Mupdf1.17 and build success,Qt version is 5.9.8 install by command sudo apt-get install qt5-default qtcreator my...