Blog
Handleidingen, tutorials en notities over de tools die we bouwen.
Artikelen verschijnen momenteel in het Engels en Turks.
BMI Explained: Formula, Categories, and What It Doesn't Tell You
BMI is a single number that tries to summarise the relationship between your weight and your height. It is famous, easy to compute, and frequently misunderstood. Here is what it actually measures, where it came from, and where it quietly fails.
Artikel lezenHow to Compress PDFs Without Losing Quality
A practical, no-nonsense guide to shrinking PDF files: what actually takes up space, which compression knobs matter, and how to keep text crisp and signatures legal.
Artikel lezenCron Expressions From Scratch: A Visual Guide
Learn the 5-field POSIX cron syntax, special characters, step values, Quartz extensions, AWS cron differences, and a dozen worked examples you can copy and paste into a crontab today.
Artikel lezenJPG vs PNG vs WebP vs AVIF: Picking the Right Image Format in 2026
A practical, no-nonsense guide to the four image formats that matter on the web in 2026. We compare compression models, file sizes, transparency, animation, browser support, and hardware decoding so you can pick the best image format for web delivery without guessing.
Artikel lezenJSON vs YAML vs CSV: Which Data Format Should You Use?
JSON, YAML, and CSV solve overlapping problems but they were not designed for the same job. This deep dive compares syntax, file size, tooling, and the gotchas that bite teams in production so you can pick the right format with confidence.
Artikel lezenPercentage Calculations: Every Formula You'll Actually Need (with worked examples)
Four core percentage formulas, the traps that catch even careful people, and worked examples in USD, EUR, and TL — from price discounts and VAT to compound growth and stacked promotions.
Artikel lezenWhy Browser-Based File Processing Beats Uploading Your Documents
Most online PDF and image tools quietly ship your files to a server you have no relationship with. Browser-based, client-side processing flips that model: your file never leaves the tab. Here is what changes when you stop uploading.
Artikel lezenRegex for Non-Developers: A Practical Guide
A friendly, jargon-light regex tutorial for writers, analysts, marketers, and anyone who lives in Find & Replace. Learn the syntax that matters and steal ten ready-to-use recipes.
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