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Docker containers for newbies

# Dockerfiles

This repository is to aid the learning of Docker containers.
Provides commands, tips and hints, Dockerfiles and docker-compose files.

Enjoy!

***

## Commands

- To check for all containers
```bash
docker ps
```

- To check for all containers alive
```bash
docker ps -a
```

- To remove a docker image(s)
```bash
docker rmi
```

- To build an image
```bash
docker build -t .
```

- Check the images created
```bash
docker images
```

- Execute the container you just created the image of
```bash
docker run -d --name -e -p
```

- To see the logs of a container
```bash
docker logs
```

### Run the containers
---

Run container postgresql:
```bash
docker run -d --name postgres_container -e POSTGRES_PASSWORD=mypassword -p 5433:5432 postgresql_container
```