what is docker image

an ubuntu container: [Admin @ localhost ubuntu-precise] $ docker run-t-I ubuntu1204-base/bin/bashRoot @ 8053e2ca797b:/# pwd/Root @ 8053e2ca797b:/# exitExit View the current container: [Admin @ localhost ubuntu-precise] $ docker ps-CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES8053e2ca797b ubuntu1204-base: latest/bin/bash 31 seconds ago Exited (0) 2 second

Docker can be used in the operating system to separate a number of independent areas (container/container), the basic isolation between the containers, and can have their own separate system configuration, software, etc., the software between the various containers do not interfere with each other basically. Containers configured on Docker can be moved to other computers at will.Docker

Transferred from: HTTP://WWW.VCKAI.COM/P/291. Installing DockerThis will not be said, will not be able to look at my previous article "Docker Introduction and Installation."1) Start Docker# service Docker Start2. Download the Docker imageOfficial website Docker Mirror site:

Oracle databases are very different from MSSQL data operations, but there are analogies in mirroring operations. This article is about how MSSQL database mirroring is implemented in Oracle databases, and what differences exist between them. First, the mirror database in the Microsoft SQL database is similar to an alte

Sometimes it is inconvenient to use a public repository such as Docker Hub, and the company's private images are not pushed to the docker hub for business security. You can create a local repository for private use. Similar to git and maven, it saves the server bandwidth for downloading and uploading images.What is

the essence of an image set is one-time selection operation and one projection operation. For example, the relationship pattern R (x, y), X and Y represent two sets of attributes that are complementary to each other, and for a relationship a that follows pattern R ,when T[x]=x, X's image set (Images set) in A is:zx={t[z] | t∈a,t[x]=x}It represents the projection

A few days ago the system was reinstalled, and today there is just time to install a LNMP development environment with Docker, here is my installation note.1. Installing DockerThis will not be said, will not be able to look at my previous article "Docker Introduction and Installation."1) Start

Q: CorelDRAW image and output bitmap size inconsistent, how to do? CorelDRAW in the picture, with 100% when the display does not feel large, when exported to the JPEG format, the image is much larger than in the CorelDRAW see. Why? What to do? A: The CorelDRAW default resolution