Learn the three main approaches to background processing in Python—threading, Celery, and Huey—with real-world patterns for email, periodic tasks, and task chains. Avoid common pitfalls like idempotency and …
Data validation and serialization are essential for building reliable Python apps. This article compares Pydantic and Marshmallow, showing when to use each and how they integrate with real-world …
A straight-talking guide to how Python connects with PostgreSQL, MySQL, and SQLite — covering connector libraries, DB-API 2.0, transaction quirks, performance tips, and when to pick each database.
Learn how to handle database connections in Python effectively, from choosing the right driver to managing pools, parameterized queries, transactions, and avoiding common production pitfalls.
Learn what ORMs do under the hood, from mapping layers to lazy loading and identity maps, and discover when to use raw SQL instead for better performance.
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Discover how Django went from a solution for a small Kansas newspaper to a leading Python web framework powering Instagram and more. This is the story of its …
Explore Django's MVT pattern, request-response cycle, DRY principles, and batteries-included philosophy. Learn how loose coupling and conventions make this framework productive and maintainable.
Python has become a dominant force in web development by solving real-world problems with frameworks like Django and FastAPI, seamless data integration, mature ORMs, and async support. This …
Web scraping turns messy public web pages into structured data. This article explains the core request-parse-extract workflow with Python libraries like requests, Beautiful Soup, lxml, and Selenium, plus …
Learn how Python's asyncio library leverages an event loop and cooperative multitasking to handle thousands of concurrent I/O-bound tasks in a single thread, outperforming traditional synchronous code without …
Understand Python's three concurrency tools — threading, multiprocessing, and async — and learn which one fits your I/O-bound, CPU-heavy, or high-scale server tasks. Includes a decision matrix and …
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A practical guide to Python's concurrency tools—threading for I/O, multiprocessing for CPU-bound tasks, and async for high-throughput—with a decision tree to choose the right approach.