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How docker delete temporary image files

Docker tutorial: You can delete temporary image files through the [docker rmi $(docker images -q -f dangling=true)] command.

Sep 11, 2020 pm 04:08 PM

docker临时镜像文件

What is the difference between docker and virtual machine

Docker tutorial: The virtual machine creates a virtual layer, a virtualized operating system, and a virtualized warehouse based on the host machine and the host machine operating system, and then installs the application; docker creates the Docker engine on the host machine and the host machine operating system. Install applications based on the engine.

Sep 02, 2020 pm 04:30 PM

docker虚拟机

What is Docker? How to package Nodejs program?

In this article, I will teach you what docker is, why it is used and how it is used to package nodejs programs. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.

Sep 01, 2020 am 09:47 AM

DockerNodejs

Ordinary user runs docker

Specific methods: 1. Create a docker user group; 2. Add the user to the docker group; 3. Restart docker.

Aug 29, 2020 pm 04:38 PM

普通用户docker

Install docker-compose offline

How to install docker-compose offline: first download the offline installation package; then move the installation package to the /usr/local/bin/docker-compose directory; and finally grant execution permissions.

Aug 27, 2020 pm 04:37 PM

离线docker-compose

How to uninstall and reinstall docker

Uninstall: 1. Check the installed docker installation package; 2. Execute the [yum -y remove] command to delete them respectively; 3. Delete the docker image; reinstall: execute the [yum install -y yum-utils] command.

Aug 26, 2020 pm 03:55 PM

docker

How to change the domestic image source in docker

Docker tutorial: This article shares with you the method of changing the domestic image source of Docker. It has certain reference value and I hope it can help everyone. Docker China official image acceleration can be accessed through registry.docker-cn.com.

Aug 25, 2020 pm 04:59 PM

docker镜像源国内

Detailed explanation of docker network command

Docker tutorial: This article introduces the network command in detail, which has certain reference value. I hope it can help everyone. A default bridge network docker0 is automatically created when Docker Engine is installed.

Aug 21, 2020 pm 05:31 PM

dockernetwork

How to check the container IP address in Docker?

Viewing method: 1. Use the "docker inspect --format='{{.NetworkSettings.IPAddress}}'" command; 2. Use the "docker exec -it ID/NAMES ip addr" command.

Aug 19, 2020 pm 04:32 PM

Docker

What is the use of docker?

The functions of docker: 1. Solve problems caused by inconsistent operating environments; 2. Limit the use of memory hard disks by the largest CPU, which plays an isolation role and avoids an infinite loop in a piece of code; 3. It can be used as an expansion machine.

Aug 19, 2020 pm 01:57 PM

docker

What is docker?

Docker is an open source application container engine that allows developers to package their applications and dependency packages into a portable image, and then publish it to any popular Linux or Windows machine. It can also be virtualized, and the container is completely Using the sandbox mechanism, there will not be any interface between them.

Aug 19, 2020 pm 01:46 PM

docker

Install docker in rpm mode

Install docker in rpm mode: execute the command [sudo yum -y localinstall docker-engine-selinux-1.13.1-1.el7.centos.noarch.rpm].

Aug 17, 2020 pm 05:15 PM

rpmdocker

How to check the PID of a docker container

This article comes from the docker tutorial. It introduces the method of checking the PID of the docker container. It has certain reference value and I hope it can help everyone. Method: [docker container top ].

Aug 13, 2020 pm 05:19 PM

dockerPID容器

Detailed explanation of docker cp command

The docker cp command copies files or directories between a container and the local file system of the machine where the command is executed. This command is similar to the cp -a command in UNIX and recursively copies all subdirectories and files under the directory.

Aug 12, 2020 pm 05:09 PM

dockercp