Re: [Qgis-user] Letter form to Schools, Universities and Institutions against free(as beer) licenced SW

2018-10-22 Per discussione Georg Hörmann
Hi Luigi, I switched all my courses completely to open source software (R, QGIS, Libreoffice). Here is why: 1) My salary is paid by the taxpayer, why should I teach commercial software and make free promotion for really expensive software? 2) 99% of all problems with GIS software came from

[Qgis-user] Find local minima?

2018-10-17 Per discussione Georg Hörmann
Dear all, I have two files: a polygon shape file with gullies (big holes in the landscape) and a DEM. I want to combine the two files and I want to find now the lowest point of *each* polygon, i.e. the point where the water flows out of each gully. I know I can program a loop through the list

Re: [Qgis-user] how to repair incomplete gpx tracks

2017-12-23 Per discussione Georg Hörmann
Hi Stefan, I use GPX_Editor - not exactly QGis, but works for me. Greetings, Georg Am 22.12.2017 um 10:21 schrieb Stefan Mueller: Hallo I have some incomplete gps recordings. For whatever reason the tracks weren't recorded all way long, there are some gaps. I could easily rebuild/repair