OpenCV VideoWriter using ffmpeg with "Could not open codec 'libx264'" Error

I am new to OpenCV, and I want write Mat images into video using VideoWriter on Ubuntu 12.04. But when constructing VideoWriter, errors came out. It seems that OpenCV invoke ffmpeg API using...

Jenkins : Host key verification failed while executing ssh

I am trying to create a build with basic configuration on the slave node. Only command the needs to be executed from Execute shell option is doing ssh to the slave. While executing the build the...

Running Flask with mod_Wsgi through virtualenv

On a sever at work (Apache 2.2.3), I am trying to activate my first ever Hello World in with Flask. I can't find logs for errors in any typical recommended locations. I have made a virtualenv in...

Build libxml2 from source under Windows environment

Trying to build libxml2 from source from the current master branch: https://github.com/GNOME/libxml2 I'm working in Windows 10 environment and trying to build the msvc variant. Following the...

Import or Symbol not Found Error with polyglot when PyICU and icu4c installed correctly

I'm really struggling with polyglot, pyicu and icu4c - and it seems like I'm not the only one... I'm running Mac OS High Sierra 10.13.6 and python3 with a virtualenv Here are the steps I've taken,...

How to fix "FATAL ERROR: Ineffective mark-compacts near heap limit Allocation failed - JavaScript heap out of memory" error

I'm trying to deploy a reactjs application to heroku. While compiling assets, the build fails and produces this error: -----> Ruby app detected -----> Compiling Ruby/Rails -----> Using Ruby...

How to fix flutter AndroidX incompatibility?

I just import webview_flutter plugin and found that the plugin has incompatible with my flutter environment. Then using Android Studio I migrate my AndroidX environment with "Migrate to AndroidX"...

tensorboard - error:Trace already enabled - How to solve?

I'm trying to learn and use tensorboard and followed these guideline codes with a few modifications. When I run the code model.fit(x=x_train, y=y_train, epochs=5, ...

Webpacker can't find application

I'm creating a new rails application according to "Getting Started with Rails". The application starts normally in step 4.1. But when i create my first controller, i have a webpack error. I'm new...

Building a docker image gives errors when NODE_ENV=production in use (Could not find a declaration file for module)

When we have in our Dockerfile: ENV NODE_ENV=production we get the below errors for our yarn install command: Step #0: Step 7/9 : RUN yarn install; npm i -g rimraf typescript; yarn build:prod Step...

08S01 FreeTDS SQL Server Unable to connect: Adaptive Server is unavailable or does not exist

For some reason I'm not able to establish a connection to MSSQL Server with FreeTDS in a python:3.7-slim-buster (debian) docker image. Code Also available on github .. Dockerfile FROM...

Could not load file or assembly 'Microsoft.Extensions.DependencyInjection.Abstractions using COM

[Recent Note] If it were not for the com-visible aspect, this question would be a duplicate of this question on assembly binding. I had struggled for days because I did not realize that I needed...

Can i migrate my Node based project to Deno?

Hello I am a frontEnd developer. First, I don't know much about the runtime environment. Is it possible to convert my project into Deno with Node? Even if I change all of my code, I'm not sure if...

Django 3 Object Evaluation error due to from_db_value()

I am attempting to update a project to Django 3 and I am running into a strange errors evaluating objects stating that: TypeError: from_db_value() missing 1 required positional argument:...

After upgrading to vue 3 : "Cannot find module '@vue/compiler-sfc/package.json' "

After upgrading to vue 3 : yarn add [email protected] I get this error: "Cannot find module '@vue/compiler-sfc/package.json" when executing yarn electron:serve (base)...

React Native pod install failed on Apple Silicon (M1)

I got my new Macbook Pro which has M1 chip. I tried to run my react native project but stucked on pod install. After that, I created an empty project and tried on that still getting the same...

Failed building wheel for qdldl (when installing cvxpy)

Independent whether I install using pip or from source, whether I use python2 or python3 I can't install cvxpy. I've tried now over four hours and I still fail. The github pages of cvxpy or qdldl...

PHP oci8 installation fails on Ubuntu 18

I'm trying to install oci8 through pecl, following this link. I successfully installed oci8 following these steps last year, before the release of php8.0. This is my configuration: Ubuntu...

_C.cpython-38-x86_64-linux-gnu.so: undefined symbol: _ZN6caffe28TypeMeta21_typeMetaDataInstanceIdEEPKNS_6detail12TypeMetaDataEv

What is the reason for this error and how can I fix it? I am running the code from this repo: https://github.com/facebookresearch/frankmocap (frank) [email protected]:~/research/code/frankmocap$ python -m...

module 'tensorflow.compat.v2.__internal__' has no attribute 'tf2'

I'm trying to use TensorFlow as backend yesterday I can use it, but today when I use it to show some error message when I'm trying to import Keras, so here's my code: # Install required libs #...

How to Install xcode.app via terminal only (without using GUI)

The goal: is to automate the macOS app notarization using Amazon EC2 with the Jenkins pipeline. Problem statement: The EC2 macOS AMIs only has the Xcode command-line tool preinstalled in those...

Getting AttributeError: module 'base64' has no attribute 'decodestring' error while running on python 3.9.6

Issue description: Getting AttributeError: module 'base64' has no attribute 'decodestring' error while running on python 3.9.6 Steps to reproduce: Below is a dummy program, while running on python...

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...

Detecting Windows 11 properly

I'm a developper from the FOSS game 0 A.D. (https://play0ad.com) and I recently realised that our detection of the Windows version was failing for Windows 11, just like it did between Windows 8.1...

Symbol not found in flat namespace '_FT_Done_Face' from reportlab with [email protected] on macOS 12

I have a django project using easy-thumbnail as a dependency. Installing all packages with pip is working as expected, but when I try to run my app I get this error: Invalid template library...

CMake not adding full RPATH on macOS

I have the following MWE where Conan is used to install the fmt library (shared). cmake_minimum_required(VERSION 3.21) project(Test CXX) set(CMAKE_MACOSX_RPATH ON) set(CMAKE_CXX_STANDARD...

Is there a reason why implementations allow instantiation of std::complex with unsupported types

edit note: originally question said illegal where now it says unspecified. Thanks to video comment section of Jason Turner video recently I learned that std::complex<int> is unspecified. But...

org.gradle.api.UnknownDomainObjectException: KotlinJvmAndroidCompilation with name 'debug' not found

I have a java Android project and I am trying to include Kotlin/Convert some of the java classes to Kotlin. Project's build.gradle: Here I have introduced a variable for otlin version 1.6.10 and...

Building Assimp with Code::Blocks and MinGW

I am trying to build Assimp with Code::Blocks and MinGW as a static library. I have downloaded the latest available version (5.0.1) and created a makefile for Code::Blocks using cmake-gui. I am...

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