Andrew Zolnai Blog

A 'handy' is what Germans call a mobile or cell phone. I uploaded free ArcGIS for Android on my  smartphone, which now has a decent ...

[ Update:  Part II is on my Medium professional channel 2½ year later: Almost open data ] A lot of (virtual) ink has flowed around opening...

Three months into posting data on my web service - Part V - I created a short list of free data for Great Britain on my Map Catalog called ...

[ Update: climate data (wind speed & direction) have now been added in short & long posts ] I originally extracted CLIWOC ( CLI...

My first post on this theme traced beautiful medieval maps from the British library in London to the Harvard Libray online, to land on a...

My map catalog also works well to post new projects: added British Geological Survey web mapping services to East Anglia web map, in order t...

In my ongoing suite of posting webmaps in my new and fresh Mind the Map blog, here is another take on loading global vectore megadatasets b...

My previous post on this topic stated how careful documentation and appropriate metadata high-grades any information that is shared online ...

Last week was the inaugural post of my catalog , highlighting maps from this blog in (very) roughly reverse chronological order. The second...

Happy New Year! Don't you think that 175 blog posts and almost 150,000 page views over 7.5 years merit a catalog of my maps? This a...