Blog
Thoughts on engineering, open source, and building software.
Jul 12, 2026·9 min read
The Polyline AlgorithmA visual walkthrough of Google's Encoded Polyline Algorithm Format, the trick that compresses extensive GPS coordinates into short ASCII strings.Engineering
Algorithms
Maps
Apr 17, 2026·12 min read
How to move two WhatsApp accounts from Android to iOSTwo WhatsApp accounts on one iPhone using WhatsApp and WhatsApp Business, migrated from Android to iOS without losing a single chat. Sixteen steps, two iPhone wipes, and the recipe that actually works.Mobile
WhatsApp
Migration
Apr 15, 2026·11 min read
IndexedDB vs LocalStorage vs CookiesIndexedDB is async and holds gigabytes. LocalStorage is synchronous, string-only, and caps at ~5 MB. Cookies ride HTTP requests. Here is when to pick each, and the gotchas that bite in production.Engineering
Web
Mar 31, 2026·8 min read
Building BOSDACISRO broadcasts free live satellite imagery. The website it's on is terrible. So I built a better one.Engineering
ISRO
Open Source
Mar 15, 2026·12 min read
Optimizing SleepA decade of sleep experiments, distilled into equations, heuristics, and hard-won habits.Health
Science
Habits
Mar 13, 2026·3 min read
Why We CreateWhy does anyone make anything new? On the joy of creation, beauty, and what it means to be human.Philosophy
Creativity
Culture