DjangoEssentialTrainingLinkedInCourse

Exercises for Django Essential Training Linkedin Course

django-admin startproject name . django-admin startapp home

Model View Template framework MVT

run server

python manage.py runserver

1. Views handle requests and responses

2. Model handles data and how it's stored

3. Template allows us to render DB info to HTML pages; using DTL (Django Template Language) to define pages; Templates -> interpreter -> html (interpreter adds the vars to html)

   app is a small library inside of django project; we can have as many as we want so it can become chaotic

   it should all be modularized really good

   all for a single app in the same folder, ideally if you would to delete the app, the folder, nothing breaks

Migrations use command Migrate

run migration

python manage.py migrate

create super user for db

python manage.py createsuperuser

Django uses an ORM; we need class models that will be transformed with migrations to tables; each attribute is a column Classes -> make migrations -> migrations -> database Django's ORM is one of the best Python and SQL ORMs

Create migrations

python manage.py makemigrations

Python shell

python manage.py shell

from notes.models import Notes mynote = Notes.objects.get(pk='1') mynote.title mynote.text Notes.objects.all() new_note = Notes.objects.create(title="A second note", text="This is a second note") Notes.objects.all() Notes.objects.filter(titlestartswith="My") # ** is __ Notes.objects.filter(titlestartswith="Django") Notes.objects.filter(texticontains='Django') Notes.objects.exclude(texticontains='Django') Notes.objects.filter(text**icontains='Django').exclude(title**icontains='Django')