Category: Gis

Shapefile’s Georeference

A short process in order to georeference any shapefile by terminal commands, using GDAL library ogr2ogr

Gis catch coordinates, cattura cordinate, convert dwg, coordinate, cround point control, gcp, georeference, gereferencing, ogr2ogr, QGIS, shapefile

Viewshed and LOS points

A QGIS guideline about the viewshed of a point on a digital elevation model and how it is possible to filter out points which doesn’t fall in line of sight (LOS)

Gis DEM, GRASS GIS, LOS, point, QGIS, vector, Viewshed

Arrows on line vector

How to display arrows on a line vector in QGIS to represent a certain path’s directions.

Gis arrow, line, point, QGIS, style, vector

Open Source philosophy

In order to celebrate this space, I decided to show some pills of Open Source philosophy, which is applicable to other fields of life as well (Italian slides). Filosofia open… Read more »

Gis freedom, GNU, Linux, Open Source

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arrow basemap catch coordinates cattura cordinate cleanap convert dwg cround point control DEM freedom geocoder gereferencing GML GNU GRASS GIS introduction javascript layer leaflet line Linux Lisboa lojas LOS markers mobile montras negozi nominatim OpenLayers Open Source osm places plugin point polygon QGIS road search shop style tutorial vector Viewshed webgis webmap