Travel
Travel becomes a data problem once visas, tax residency, and years of border crossings enter the picture. These posts cover the tools and experiences behind keeping accurate records while living across countries.
5 posts
DaysAbroad: Track How Many Days You Spend in Every Country
I built DaysAbroad, a privacy-first iOS app that automatically tracks how many days you spend in each country using GPS. Useful for tax residency rules, Schengen visa limits, and immigration compliance.
Distance of two Geo-Points in PHP & Python
Learn how to calculate distances between GPS coordinates using PHP and Python. Complete tutorial with Haversine formula implementation for geolocation and mapping applications.
Living in Italy
Personal account of living in Italy as an expat. Sharing experiences, challenges, and adventures of international living in one of Europe's most beautiful countries.
Google Maps launches Mapplets
Learn about Google Maps Mapplets launch - new API features for creating enhanced mapping applications. Explore how Mapplets extend Google Maps functionality for developers and users.
Geotagging now possible with Flickr
Flickr now supports geotagging, allowing photographers to add location data to their photos. Learn how to use Flickr's new mapping and location features for better photo organization.