Stories by tppiotrowski

Notes on Remitting Stripe Tax to the UK and EU

Show HN: Every mountain, building and tree shadow mapped for any date and time

Are Reddit links broken for anyone else?

WebGL Broken in iOS17: Webglcontextlost

Using Lidar to map tree shadows

Ask HN: Selling Software Abroad and Taxes

Calculate direct sunlight along a route

Shade profile – like an elevation profile but for sun exposure

How to find the current time for any location using Mapbox free tier

A New Walden

Leaflet Shadow Simulator

Ask HN: What to do with 20 year old technical books?

Show HN: Take a Passport Photo in the Browser

Full Day Sun Exposure

Ask HN: What Happened to Svbtle?

Shade Map Pro

Free GeoIP API with Cloudflare Workers

ShadeMap 2021 Wrap Up

Show HN: 3D map of shade around the world

Keck Institute for Space Studies Lectures