i really do not understand the following command in Dockerfile EXPOSE 8080 I built a java application and dockerized it via this Dockerfile FROM openjdk:10-jre-slim WORKDIR /app COPY ./target/display-console-1.0-SNAPSHOT.jar /app CMD ["java", "-jar", "display-console-1.0-SNAPSHOT.jar"] My java application got a controller…
I am trying to connect to a Postgres instance running in a Docker container. In the docker-compose file, the postgres service looks like this: flask-api-postgres: container_name: flask-api-postgres image: postgres:13.4-alpine env_file: - dev.env ports: - "5433:5433" networks: flask-network: With docker inspect…
I had a interview 3 years back and in one of the design interview rounds a question came up ,how can you have two java application (Deployed on tomcat) run on the same port . You can use any tools…
I have a website project that I have inherited which is built with Nuxt, Vue.js and Vuetify. When running yarn install to install the various dependencies of the website, I was having so much difficulty with conflicting dependencies that in…
So I have a Python web socket server that runs on my server's port 8080. It is a Ubuntu 20.04 server that uses ufw (Uncomplicated Firewall) for its firewall. I typed: sudo ufw allow 8080 to open the port 8080…
I am using Laragon and I need to change MySQL port from 3306 to some other value. I tried editing the port in my.ini but when I start Laragon again it goes back to 3306. I am using windows 11.…
Using docker-compose, I am running a postgres container (db). The data itself is persistently stored on my Windows machine. And this works. I am unable to get another container running a python application to access the database. My docker-compose file…
I have been trying to get a udp client/server working so I can implement it in an Unreal Engine 5 project, but while I have no trouble connecting from my windows machine to my ubuntu server I cannot send traffic…
I have a React app made using create-react-app. I've been running this app without any issues for a few months now but have recently ran into an issue with starting the app because it says the port is in use.…
I'm trying to have multiple MariaDB Docker containers on my server. First is using 3307 -> 3306 port Secondary is using 3311 -> 3310 port But, for the second, docker still binding the 3306 port... Docker Compose : version: '3.7'…