-
GeoSolutions is sponsoring FOSS4G Europe 2018 in Guimaraes!
Dear Reader, GeoSolutions is proud to announce that we will take part in this year FOSS4G Europe in Guimaraes, Portugal, from 16th to 21nd July as Silver Sponsor. We will also give workshops and prese…
-
Scalable spatial vector data processing
Working with movement data analysis, I’ve banged my head against performance issues every once in a while. For example, PostgreSQL – and therefore PostGIS – run queries in a single thread of execution…
-
Impressions from OSGeo Code Sprint 2018 in Bonn
We made use of BaseCamp Bonn (http://www.basecamp-bonn.de/) to host the code sprint, providing a friendly indoor "campground' with picnic tables for working, surrounded by caravans of all shapes and s…
-
A SQL approach to graph coloring applied to maps
At CARTO we challenge ourselves to use our platform as our users do. For us, this serves several purposes: Because we care a lot about our users experience, this way we understand better the pains…
-
Movement data in GIS #13: Timestamp labels for trajectories
In Movement data in GIS #2: visualization I mentioned that it should be possible to label trajectory segments without having to break the original trajectory feature. While it’s not a straightforward …
-
GeoServer 2.12.3 Released
We are happy to announce the release of GeoServer 2.12.3. Downloads are available (zip, war, and exe) along with docs and extensions. This is a maintenance release and a recommend update production …
-
Revisiting point & polygon joins
Joining polygon attributes to points based on their location is a very common GIS task. In QGIS 2, QGIS’ own implementation of “Join attributes by location” was much slower than SAGA’s “Add polygon at…
-
A WFS 3.0 prototype in GeoServer; are we getting it right?
Dear Reader, Let us start with a word of caution, this is going to be a rather technical post on the new version of the OGC WFS protocol, so do not expect nice images but rather a technical discussio…
-
New release of MapStore with Charts and Revised Filtering
Dear Reader, we are pleased to announce the release 2018.01.00 of MapStore, our flagship Open Source webgis product. The full list of changes for this release can be found here, but the most interest…
-
How to use CARTO.js with React
The beta version of CARTO.js has been released at the end of last year and, as part of our testing program, we have created several proofs of concept with different frameworks like React or Angular. …
