# Docker Essential Commands
As a DevOps professional or system engineer, mastering Docker commands is essential for efficiently managing containerized applications
**Docker Hub :**
Login into Docker
```plaintext
docker login -u
```
To get docker image from Docker Hub
```plaintext
docker pull
```
Publish an image to Docker Hub
```plaintext
docker push
```
Logout from Docker Hub
```plaintext
docker logout
```
### Docker Image :
List docker images
```plaintext
docker images
```
Build an image from a DokerFile
```plaintext
doker build -t
```
Delete an image
```plaintext
docker rmi
```
To take image Backup
```plaintext
docker save -o
```
To load / Revert deleted image file
```plaintext
docker load -i
```
### Docker Container :
List containers
```plaintext
docker ps
```
New container launch (Run a container with and publish a container's port to the host)
```plaintext
docker run -itd -p ":"
```
Start an existing container
```plaintext
docker start or
```
Stop an existing container
```plaintext
docker stop or
```
Open through /bin/bash inside a running container (Go to inside the container)
```plaintext
docker exec -it or /bin/bash
```
To view the container logs
```plaintext
docker logs or
```
To inspect the container details
```plaintext
docker inspect or
```
To view the details (Like task manager)
```plaintext
docker top or
```
To check the container memory status
```plaintext
docker stats or
```
To change/convert container to image
```plaintext
docker commit
```