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Docker containers are not just for isolation—they are often used to manage processes that still need to communicate directly with each other. However, to communicate, you usually need to know the IP address of each container, which you ca

In the process of operating the website, I never took the logs too seriously. Although logging was turned on, I never analyzed the logs carefully. Today, when I looked at the logs on a whim, I found that the recorded time was 8 hours less t

I'm learning docker recently. I'm learning by building an nginx+php development environment example. Here I record the build process. First, give a docker-compose.yml deployment configuration file version: '3' services: nginx: container_nam

Docker is a containerization platform that simplifies the packaging and execution of applications. Containers run as independent processes with their own file systems, but share the kernel of their host machine. Docker has attracted much at

Docker containers are a standard unit for packaging all the dependencies of an application, allowing us to easily run them in any environment. Containers have become very popular recently, and most developers now rely heavily on containers

This article will introduce how to pass environment variables to containers in Docker. Passing environment variables to containers in Docker using the -e and tags -env We will first see how to create environment variables and pass them to t

There is no doubt that Docker containers have revolutionized the way we develop and deploy applications. They provide developers with the ability to package applications and dependencies in an isolated environment. Recently, we've seen wide

This article discusses and demonstrates how to enforce clean builds of images in Docker. Building images in Docker We will use a simple Flask application to demonstrate this concept. my-app Create a app.py simple application named in the ho

Docker containers have undoubtedly become the standard unit for managing software and dependencies in different environments. When using real applications, you must create a docker file before building the container image of the application