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Kai Johnson

Kaartmaker sinds:
27 januari 2014
Recentste bewerking:
25 juli 2025

Nieuwste dagboekberichten

Dagboekbericht Some Thoughts on Phantom Fords

Many OSM validators will report an error if a waterway crosses a highway without some additional tags or structure at the intersection, such as a b...

Reacties 0 commentaren Datum 24 juli 2025

Dagboekbericht The State of GNIS Imports into OSM

This diary entry is also available as a personal page on the OSM wiki. Some History of GNIS Imports GNIS is a database developed by USGS that con...

Reacties 1 commentaar Datum 5 juni 2024

Dagboekbericht A Glossary of Tags for Landforms

In the course of working with GNIS data from the US Geological Survey, I’ve sometimes been frustrated with the limited range of expression in OSM t...

Reacties 7 commentaren Datum 25 juni 2023

Dagboekbericht How to Build a Personal Overpass Server on a Tiny Budget

The GNIS matching project I’ve been working on uses a lot of Overpass queries to find things in OSM. At some point during the project, I needed a f...

Reacties 4 commentaren Datum 30 maart 2023