Author: Pictalingo
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FastAPI File Uploads You Can Ship: Streaming, Validation, and S3-Compatible Storage
This is aimed at junior/mid developers who want a practical pattern they can reuse.
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Modern Angular Components, the Practical Way: Standalone + Signals + Built-in Control Flow
This hands-on guide builds a tiny “Tasks” feature using:
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Selenium UI Automation You Can Trust: Waits, Page Objects, and Stable Selectors (Hands-On)
Selenium is still one of the most practical choices for end-to-end UI testing when you need to validate real user flows in a real…
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Python Web Scraping You Can Actually Maintain: Requests + BeautifulSoup + Retries + Storage
Web scraping is easy to demo and surprisingly easy to break in production. A small HTML change, a temporary 503, or getting rate-limited can…
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CI/CD Pipelines in Practice: Build, Test, Scan, and Deploy a Web App with GitHub Actions + Docker
If you’ve ever merged a “small change” and then spent an hour rolling back production, you already understand why CI/CD matters. A practical pipeline…
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API Testing with Contract Tests (Pact): Stop Breaking Consumers Without Slowing Down
Most teams start API testing with a few happy-path integration tests. That helps—but it doesn’t answer the question that actually causes incidents:
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API Testing That Catches Real Bugs: Pytest + httpx + OpenAPI Validation (Hands-On)
If you’ve ever shipped an API change that “worked on your machine” but broke clients in production, you’ve felt the gap between unit tests…
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MySQL Optimization for Web Developers: Make Slow Queries Fast with Indexes, EXPLAIN, and Safer Pagination
This hands-on guide shows a realistic workflow and working examples you can copy into your own project.
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Cloudflare CDN in Practice: Cache What Matters, Keep It Fresh, and Debug It Fast
Cloudflare can make your site feel “instantly faster” — but only if you’re intentional about what gets cached, how it’s invalidated, and how you…
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FastAPI + Async SQLAlchemy CRUD You Can Actually Ship (Pagination, Filtering, Alembic)
Here’s a structure that stays readable as your app grows: