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Gtk+ 3 Error when compiling with OpenCV

I have recently built OpenCV 3 from source on linux. I am able to successfully compile and run OpenCV programs. I then downloaded Gtk+ 3 and all the required packages (GLib 2.52, Pango 1.40,...

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I am writing an GUI application using PyGObject with GTK+ 3.16.6 in a miniconda virtual environment (Python 3.6.3). Within my application I want to use a Gtk.Spinner, but this widget is not shown...

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Installing Hyperledger Sawtooth

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vim 8.1 - garbage printing on screen

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I have developed something using my home machines conda environment. I want to move this to a different user on the machine so I exported the environment to a environment.yml file. I done this...

The command '/bin/sh -c apt-get install erlang' returned a non-zero code: 1

I am a beginner in Docker and am using Ubuntu 18.04 as a Host machine. While searching for the solution the only thing I got was to increase the VM disk size as it is happening due to low...

Can Selenium and Chrome buildpack installs be cached on HerokuCI?

I've just started using HerokuCI. I have a few Selenium tests so I've added buildpacks in my app.json. { "buildpacks": [ { "url": "heroku/ruby" } ], "environments": { "test": { ...

vim crashes in directory with *.py files

When I try opening vim from the command line in a specific directory, it crashes with this message: vim Vim: Caught deadly signal ABRT Vim: Finished. Aborted (core dumped) After that, my...

segfault when closing a Qt5 application on certain window managers

I'm running Fedora 29 (GNOME 3.30). When I close Frescobaldi (a python3/Qt5 application, installed from repository) using the X button of the window bar, I get a segfault. This does not happen if...

getRuntime() results depends on Netbeans version

I am using some lines of code to check whether a particular software program is running on my computer by checking the running processes on my computer. The full code is: public static void...

SPIDEV Linux Driver on Intel Atom E3900 Series

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ubuntu 18.04 LTS, -bash: fork: Resource temporarily unavailable

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Strange character since last update (>4;2m) in vim

I've recently update vim on ubuntu, and since then, a strange character keep appearing at random time at my cursor place. It seems to appear when I do nothing for some seconds. The character is...

Heroku requirements.txt dependencies not installing, returning ImportError: No module named selenium

I'm trying to deploy a Python script on Heroku that utilizes Selenium. I have my Python script file, Procfile, requirements.txt(created via pipfreeze), and runtime.txt files all created in my root...

How to receive temperature from MAX6675 (SPI) with ESP32 with ESP-IDF?

Sorry English is not my native language. I try to take the temperature from the MAX6675 module with a thermocouple. Max6675 datasheet Espressif api-reference spi_master spi_common.h spi_master.h I...

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