Course 31 - Dive Into Docker | Episode 11: Framework Starters and Design Best Practices

In this lesson, you’ll learn about: applying Docker to real-world apps and scalable architecture principles1. Framework-Based Starter Projects

The episode provides 7 ready-to-use starter projects for popular frameworks:
- Flask
- Express (Node.js)
- .NET
- Django
- Ruby on Rails
- Golang
- Laravel
Each project includes:
- Dockerfile
- docker-compose.yml

👉 Goal: get you running fast with real applications in Docker2. Logging to Standard Output (stdout)❌ Problem:

✅ Best Practice:

print("App started")

Benefits:
- Managed by Docker daemon
- Easy to:
  - View → docker logs
  - Rotate logs
  - Send to monitoring systems

3. Environment-Based Configuration

Example:DB_HOST=redis APP_ENV=production Benefits:

Switch between environments easily:
- Development
- Testing
- Production
No need to change source code

4. Stateless Application Design ("Stupid Apps")❌ Bad Practice:

✅ Best Practice:

Keep apps stateless
Store data in external services like:
- Redis (sessions, cache)
- Databases

Why this matters:

👉 No data should be lost5. The 12-Factor App Philosophy

Core Ideas:

6. Real-World ImpactFollowing these principles allows you to:

Key Takeaways

Big PictureYou’re no longer just learning Docker—you’re applying it like a professional:

You can listen and download our episodes for free on more than 10 different platforms:
https://linktr.ee/cybercode_academy

More from CyberCode Academy