Django Made Easy – Lesson 1: Overview and Setup from Scratch

Step-by-Step Tutorial: Django Web Framework for Absolute Beginners

Step 1: Introduction to Django

• Django is a web framework used to build backends for various applications.
• It can be used for mobile apps, web apps, self-contained web applications, and more.
• Popular platforms like Instagram, Mozilla, Pinterest, Spotify, and YouTube have utilized Django for their backend needs.

Step 2: Prerequisites

• Ensure Python is installed on your system.
• Have basic knowledge of Python.
• Familiarity with HTML, CSS, and JavaScript is helpful but not mandatory.
• Install a code editor like VS Code or PyCharm.

Step 3: Setting Up a Virtual Environment

• Create a virtual environment using the terminal: python3 -m venv venv.
• Activate the virtual environment: source venv/bin/activate.
• Install Django using pip: pip install django.
• Create a Django project: django-admin startproject projectname.

Step 4: Managing Dependencies

• Create a requirements.txt file to track installed packages.
• Populate the requirements.txt file with installed packages using pip freeze > requirements.txt.
• Install packages listed in requirements.txt using pip install -r requirements.txt.

Step 5: Customizing Project Structure

• Rename the project folder to match your project name for consistency.
• Update references to the project name in the project's settings.

Step 6: Database Setup and Migrations

• Django uses SQLite by default for development.
• Optionally switch to PostgreSQL for production.
• Run migrations to create necessary database tables: python manage.py migrate.

Step 7: Admin Interface Setup

• Create a superuser to access the Django admin panel: python manage.py createsuperuser.
• Access the admin interface in the browser and log in with the superuser credentials.

Step 8: Resetting Data

• To reset the database, delete the SQLite file and rerun migrations.
• Start the server and create a new superuser if needed.

Step 9: Using Makefile for Commands

• Create a Makefile to store commonly used commands.
• Define commands like runserver, migrate, and createsuperuser for easier execution.

Step 10: Documentation and Further Learning

• Document commands in the Makefile for quick reference.
• Explore more Django configurations and settings in upcoming lessons.

Additional Tip:

• Windows users may need to set up Makefile compatibility or use the Linux subsystem for a smoother experience.

By following these steps, you can set up a Django project from scratch and begin exploring the capabilities of this powerful web framework. Feel free to ask any questions in the comments section for further assistance.