Category: Uncategorized
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MySQL Optimization in Practice: Index What You Query, Not What You Store (Hands-On)
Let’s imagine an e-commerce-ish table of orders. This structure is common, and it’s easy to accidentally query it in expensive ways.
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Cloudflare CDN in Practice: Cache What Matters, Avoid What Breaks
This hands-on guide walks you through a practical setup for junior/mid developers: how to verify caching, set cache headers correctly, create safe cache rules,
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Selenium Automation in Practice: Reliable UI Tests with Explicit Waits + Page Objects (Python)
UI automation is powerful, but it gets a bad reputation because “flaky tests” waste time. The good news: most flakiness comes from a few…
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API Testing in Practice: A Minimal, Reliable Setup with Pytest + HTTPX + JSON Schema
When an API breaks, it usually breaks in boring ways: a field disappears, a status code changes, validation gets loosened, or an “optional” key…
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Angular Components in Practice: Build Reusable Form Controls with ControlValueAccessor (Hands-On)
The template should look like a normal input but keep form wiring inside the component. We’ll also add an error area that the parent…
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Laravel API in Practice: Versioned Routes, Validation, Resources, and Authorization (Hands-On)
Laravel is great for building APIs quickly, but “quick” can turn into “messy” if you skip structure. In this hands-on guide, you’ll build a…
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Python Web Scraping for Real Projects: Build a Resilient Scraper (Requests + BeautifulSoup + Retries + CSV)
Web scraping sounds simple: fetch a page, parse HTML, save data. In real projects, pages fail, HTML changes, you get blocked, and your “quick…
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CI/CD Pipelines in Practice: A GitHub Actions Workflow That Tests, Builds, Ships a Docker Image, and Deploys
We’ll create a pipeline with two jobs:
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Docker Best Practices You’ll Actually Use: Faster Builds, Smaller Images, Safer Containers (Hands-On)
“Pinning” helps reproducibility: the same source builds the same image next week.