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Emirhan GüvenSep 1, 2026 • 4 min read
Four traps in querying 1.79M Overture Maps records with DuckDB
A join against remote parquet that never streams, 81 provinces arriving as more than 81 polygons, an...
#duckdb#sql#opendata#dotnet
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Aleksei GrebenkinSep 3, 2026 • 5 min read
I Didn't Believe a Chart, So I Rebuilt It From the Source Data
I saw a chart on Twitter ranking cities by cost of living against quality of life. New York and Los....
#opendata#python#datascience#webdev
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Edward FancherSep 3, 2026 • 6 min read
Parsing California's data broker registry CSV
California requires data brokers to register every year with the California Privacy Protection Agenc...
#privacy#opendata#python#ruby
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Xuami | RefCadastraleAug 30, 2026 • 4 min read
France has a public API for every land parcel in the country — and almost nobody knows it
If you own, rent, or are thinking of buying property in France, there is a piece of information you....
#webdev#javascript#opendata
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Devil ScrapesSep 2, 2026 • 4 min read
Four levels of JSON to say the word Leasehold
Quick answer HM Land Registry publishes every property sale in England and Wales since...
#python#api#opendata#realestate
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Devil ScrapesAug 30, 2026 • 4 min read
Open Brewery DB Has Two Ways to Say 'Zero Results'
Quick answer Open Brewery DB is a free, keyless JSON API listing breweries, cideries and...
#python#api#opendata#webscraping
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Devil ScrapesSep 1, 2026 • 4 min read
Same API standard, 57 rivals, nobody consolidated: harvesting every Socrata portal at once
Quick answer Several hundred US city, county and state governments publish open data...
#opendata#api#python#webscraping
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Devil ScrapesAug 30, 2026 • 4 min read
UK Police's Crime API Returns 404 When the Answer Is Zero
Quick answer data.police.uk, the UK government's keyless street-level crime API, does not...
#python#api#opendata#govtech
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Bryan ClarkAug 31, 2026 • 12 min read
A current station's coordinate is a label, not the hydraulic control
TL;DR — A published tide or current station coordinate is an identifier for the place, not a...
#currents#tides#marine#opendata
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Devil ScrapesSep 2, 2026 • 4 min read
Don't scrape data.gov. Speak CKAN.
Quick answer There are thousands of government open-data portals running CKAN — data.gov,...
#python#api#opendata#webscraping
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