❤️ JavaScript/TypeScript

What Makes Playwright So Robust? I Read the Source Code So You Don't Have To.

A code-level tour of Playwright's injected script, selector engines, and DOM-stability checks - actionable patterns you can plug into your own…

Jun 15, 2025 • Lorenz Hofmann-Wellenhof

You Need to Know These 9 Production-Grade JavaScript Code Styles I’ve Picked Up From Work

Simple changes compound over time to create a cleaner code base.

Feb 22, 2025 • Lorenz Hofmann-Wellenhof

5 JavaScript Function Things I Regret Not Knowing Earlier

When you work with a certain language for a long time, you can become lazy about learning new things.

Nov 25, 2024 • Lorenz Hofmann-Wellenhof

11 JavaScript Command Line Tricks I Wish I’d Known Sooner

Generated with flux-dev.

Nov 19, 2024 • Lorenz Hofmann-Wellenhof

9 JavaScript Import Things I Regret Not Knowing Earlier

While working on a large-scale B2B application, I learned a few important things about imports and exports in JavaScript.

Oct 24, 2024 • Lorenz Hofmann-Wellenhof

3 Things I Wish I Knew Earlier About TypeScript Generics

When working on a large-scale B2B application, you might encounter complex type definitions.

Oct 9, 2024 • Lorenz Hofmann-Wellenhof

You’re Decent At JavaScript If You Can Answer These 7 Questions Correctly

No cheating please 🙃

Aug 1, 2024 • Lorenz Hofmann-Wellenhof

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