Tag: middleware

Browse 6 practical software engineering resources tagged with "middleware". Discover code recipes, design patterns, documentation templates, and in-depth guides to help you build, deploy, and maintain production-ready solutions involving middleware.

Express.js Middleware Composition Patterns

Build maintainable Express applications using middleware composition patterns for authentication, validation, error handling, request context propagation, and async route wrappers

express nodejs middleware api

Python API Rate Limiting with Token Bucket

Implement token bucket rate limiting in Flask and FastAPI with Redis support

python flask fastapi rate-limiting

Distributed Rate Limiting with FastAPI and Redis

Implement distributed rate limiting in FastAPI using Redis sliding window and token bucket algorithms with per-user, per-IP, and per-endpoint limits

python fastapi redis rate limiting

Chain of Responsibility Pattern

Pass requests along a chain of handlers until one handles it. A behavioral design pattern for decoupling senders and receivers.

chain-of-responsibility pattern design-pattern behavioral

Decorator Pattern for HTTP Request Pipelines

Use the Decorator pattern to compose cross-cutting concerns like logging, metrics, and retries into HTTP request pipelines without modifying core logic

decorator middleware structural design-pattern

Intercepting Filter Pattern

Compose cross-cutting concerns into a chain of pluggable filters that intercept requests and responses, enabling reusable preprocessing and postprocessing logic.

intercepting-filter pattern design-pattern behavioral