Development tools
Django tips
Open the shell
$ ./manage.py shell
Clear database
$ ./manage.py flush
Update your model file
$ ./manage.py makemigrations <app-name>
$ ./manage.py migrate
PostgreSQL tips
For using psql on Debian-based system install the following package
$ apt-get install postgresql-client
Docker tips
Output all running container
docker ps -a
``
Stop and delete a container
```bash
docker stop <container-id>
docker rm <container-id>