Sql Developer is not able to connect to oracle database instance running in docker container
Attaching the screenshot of the error that I am recieving while trying to connect to oracle database instance in which is inside docker container
Docker – Storing std::cout to Python variable
I have a Python function that calls a C++ binary that uses cout << "Stuff" << endl; to output things to the screen. How can I store the output to a variable? from openEMS import openEMS def handler(event, context): FDTD…
Dockerfile CMD not able to identify file
My Dockerfile is FROM alpine RUN apk update && apk add --no-cache curl ca-certificates unzip coreutils bash WORKDIR / COPY build/current/database . COPY build/current/dist . COPY build/current/queries . COPY build/current/resources . COPY build/current/storage . COPY build/current/.env . COPY build/current/app .…
docker – ADD file fails
I am trying to splin up a ECR repo with some custom processing scripts for my data analysis: this is my folder structure: |-docker | |--DockerFile | |--requirement.txt |-data_processes.py |-preprocessing.py This is the content I am writing in my dockerfile.…
Ubuntu – "plugin 'bridge' not found" when creating Docker network with docker compose driver bridge
I'm encountering an error while trying to create a Docker network. The error message I receive is: This error seems to be related to the Docker networking configuration. I'm using Docker on Ubuntu 20 I think, and I'm not sure…
How do I map ports inside the Dockerfile?
I have a Docker image webshop (containing a Python Flask web application) that only runs when executed with the additional option: docker run -p 80:80 webshop -p 80:80 maps port 80 in the host to port 80 inside the docker…
How to initialize PostgreSQL database directly within a Dockerfile?
Is there a way to initialize/start/keep running a PostgreSQL DB directly from a Dockerfile? I have the following Dockerfile. # syntax = docker/dockerfile:1.4.0 FROM redhat/ubi8:latest # Install a custom modified version of PostgreSQL 11 RUN dnf install myprecious-postgresql # Prepare…
directory structure in Dockerfile
I have a directory and it's structure is something like this: . ├── docker │ ├── docker-compose.yml │ └── Dockerfile ├── java-app │ ├── pom.xml │ └── src I want to create a docker image without changing the structure but…
Laravel – Composer plugins disabled in Docker: Set COMPOSER_ALLOW_SUPERUSER=1 to enable plugins
I'm trying to set up my React + Laravel application with Docker, but I'm encountering an issue while running the composer install command inside the Docker container. When I run docker-compose up -d --build, the build fails at the composer…
Docker – Reusing individual layers across images even from registry
Since docker layers are just filesystems is it possible to reuse a specific layer directly outside of cache build. I mean imagesA has some layers that are layers that can be used by imageX. Is such a sharing/reuse even possible?