Author: Pictalingo
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Practical API Testing with pytest + httpx: Ship Safer Endpoints Without a Massive Framework
API bugs are expensive because they hide behind “it worked on my machine” assumptions: a missing field, a slightly different status code, a pagination…
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FastAPI Request Validation & Dependency Injection: Build Clean Endpoints with Pydantic v2
If you’re building APIs with FastAPI, you’ll quickly run into two recurring questions:
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MySQL Query Optimization for Web Apps: From “It’s Slow” to Measurably Faster (with EXPLAIN + Index Fixes)
Here’s a simplified schema. (If you already have tables, skim this and focus on the query patterns.)
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Cloudflare CDN in Practice: Cache Smarter, Speed Up APIs, and Add Edge Logic with Workers
A CDN isn’t just “put Cloudflare in front of your site and hope it’s faster.” The real wins come from deliberately caching the right…
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Selenium Automation for Web Apps: Reliable UI Tests with Explicit Waits, Page Objects, and pytest
This hands-on guide shows a practical baseline for junior/mid developers: a clean project setup, stable waits, a Page Object pattern, and a couple of…
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Docker Best Practices for Web Developers: Build Smaller Images, Faster Deploys, Fewer “It Works on My Machine” Bugs
Docker is one of those tools that feels easy on day one (“it runs!”) and then quietly becomes the reason your builds take 12…
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Build a Reusable Angular “Search + Filters” Component (Inputs, Outputs, RxJS, and Reactive Forms)
This pattern (a “dumb” UI component + a “smart” page container) is friendly for junior/mid developers because it keeps responsibilities clear and makes testing
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FastAPI in Production: Versioning, Pagination, and Error Handling You Won’t Regret
We’ll build a small “tasks” API with: