Hello!
I’m Dror Bogin, a GIS developer and open source GIS advocate, this is my personal site.
You can read about me, check out some of the projects I’ve worked on, talks I gave, or find my contact information (also at the bottom).
I’m currently working on moving my blog here, and doing so chronologically, so if you’re looking for a specific post, it might not be here yet, but you can find a link to the old blog in the blog page.
-
I got to writing this after having tried grouping points in polygons with expressions for too long, even with aggregate. so what do you do when expressions fail you? [Read More]
-
Exploring The QGIS Expression Engine, Part 3: Writing Custom Expression Functions
By Dror BoginJump ahead to the new stuff Jump ahead to the part about writing the function help [Read More] -
Exploring The QGIS Expression Engine, Part 2: What's Missing From Select By Location
By Dror BoginHow To Select Within Distance [Read More] -
Exploring The QGIS Expression Engine, Part 1: Getting Values From JSON & HSTORE
By Dror BoginThis will be the first post of as many as I get around to write about using the QGIS expression engine for selection, geometry generation and calculations to speed up and automate some analysis. [Read More] -
Using Polygons As Markers
By Dror BoginHow I Got Into This [Read More] -
Using URL Parameters in GeoServer Views
By Dror BoginThis method is great when trying to serve a layer with a lot of detailed features that covers a large area, like land parcels. Instead of getting the full layer for your web map, you can just limit visibility of the layer for specific zoom levels and query the view... [Read More] -
Creating A Static Cache of XYZ tiles with GeoServer
By Dror BoginTL;DR : skip to the guide, follow the pretty pictures, create static cache for image or vector tiles in any format. This one is more of a virtual post-it note than anything else.The first time I had to create a static cache of tiles (vector or image) from GeoServer I... [Read More] -
How To Overwrite A GeoPackage Raster
By Dror BoginThis came to me as somewhat of a shock, I was bounty hunting at gis.stackexchangewhen I came across this question and took a look at the GDAL formats docs.Apparently, you can't overwrite a raster stored inside a GeoPackage. It's simply not one of the options. But you can however overwrite... [Read More]