GIS coaching for territorial management.
QGIS is a powerful Geographic Information System (GIS) software, renowned for its modularity thanks to its numerous plugins. Among these, Data Plotly stands out for its ability to create interactive graphics directly from GIS layers. A…
Read More
Heatmaps and hotspot maps in QGIS: understanding the differences In spatial analysis, heatmaps and hotspot maps are two powerful techniques for revealing concentrations or areas of interest from geographic data. While their appearance may be similar…
Read More
Introduction Adding map backgrounds is a key step in visualizing spatial data with QGIS. Whether it’s to contextualize your layers, create a beautiful printable map, or simply to better interpret your data, quickly having a background…
Read More
Starting with QGIS version 3.42, a subtle but powerful feature has been added to the context menu of vector layers: the “SQL Query…” option. This improvement provides a direct and user-friendly interface for running SQL queries,…
Read More
History of Parquet and GeoParquet 1. Apache Parquet – The original format History: Objective: GeoParquet – Geospatial extension of Parquet History : Year Event 2021 (April) First exchanges on GitHub and in open source communities to…
Read More
This article completes the series of articles on creating a geopackage database to manage ENC nautical charts in QGis and the symbology of the various data layers. Working with a small number of maps presents no…
Read More