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How a QGIS plugin saved my day: autotrace
One of my favourite horror exercises for students was the digitization of geological maps. Everyone hated it as you need to take of snapping options, correct attributes, and always needed to check with...
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Beautiful Watershed Polygons in QGIS
As the title sugests I am showing you, how to create beautiful watershed polygons. We will start with some raster files and use a nice GRASS tool for the main work. But why “beautiful”? As I am a big...
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The new flickr2qgis plugin for QGIS
In the last week I saw a post on the German ESRI page called GIS-IQ which featured a new widget for ArcGIS which needs you to have the “ArcGIS Web AppBuilder Developer Edition 1.2”. This widget lets...
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Proud of the Linux world
Sometimes I have something to tell, but also need to realize that it is not so easy to explain. How many times have you heard of Linux, or maybe Ubuntu? Probably very often, right? I imagine that the...
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From Cloud to GIS: Getting Weather Data.
Introduction In this post we are going to look at how to get weather forecast data and display it as a layer in a desktop geographical information system (GIS). The tools that you need are: A desktop...
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How to create mountain ranges in QGIS?
Last time we had the task to create mountain ranges polygons for the whole world. I prepared a small tutorial referred to that. Maybe you can find something interesting for you. It will show you a...
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PostgreSQL and PostGIS: A brief introduction
You probably seen this already (maybe on your very own PC as well): A folder with shape files. Well we’re living in the 21st century and I do have and use those folders still. After a talk of Sebastian...
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Geocoding in GIS: ArcGIS, QGIS, Leaflet
The recent move from the Mongolian Post to use W3W as their new address system shed a new light on the question: Where are addresses located and how to get the correct position of an address in your...
View ArticleShort Announcement: QGIS 3.0 is on its way
QGIS 3.0 is the next big release in terms of features and tools. As it is stated in this e-mail chain we could expect this new major release in late 2017 and time is passing fast: retire 2.14 in June...
View ArticleVagrant: Setup and Share your Digital Geo-Lab
In one of my last posts I described the installation of a git server to improve collaborative work in closed environments. But developing solutions can be a pain in the axxxx if you need deal with...
View ArticleShort Announcement: New OSM routing plugin for QGIS OSM Tools
Two years ago I wrote the OSMroute plugin which enable the QGIS user to use the OpenRouteService API for geocoding of points, accessibility analysis as well as routing from A to B. Unfortunately the...
View ArticleDonut Polygons in QGIS, ArcMap, ArcGIS Pro and geoJSON
Donut Polygons were the nightmare in first GIS courses. At the very moment I can’t remember why but the concept of an inner and an outer part makes total sense in the real world (house with a patio,...
View ArticleQGIS 3 officially released
On 24th of February, the QGIS developers have officially released QGIS 3 (codename “Girona”). It is the third major version of the free and open source cross-platform GIS software. In this post, I want...
View Articleopenrouteservice v4.5 is released
We’re happy to announce the release of v4.5 of openrouteservice, which exposes unique services for two of our core API’s, routing and isochrones. Now you can restrict routes to avoid crossing borders...
View ArticleCopernicus, Sentinel and your favourite GIS
The Copernicus Program provides an interesting alternative data source for your work with Landsat data… Sentinel images: Copernicus will deliver an unprecedented volume of free data, provide new...
View ArticleShort Note: export layers to PostGIS with Processing
When using QGIS along with PostGIS you might want to publish data directly from inside QGIS into your PostGIS database. This is not only convenient as you don’t need to change the software of use but...
View ArticleDonut Polygons in QGIS, ArcMap, ArcGIS Pro and geoJSON
Donut Polygons were the nightmare in first GIS courses. At the very moment I can’t remember why but the concept of an inner and an outer part makes total sense in the real world (house with a patio,...
View ArticleQGIS 3 officially released
On 24th of February, the QGIS developers have officially released QGIS 3 (codename “Girona”). It is the third major version of the free and open source cross-platform GIS software. In this post, I want...
View Articleopenrouteservice v4.5 is released
We’re happy to announce the release of v4.5 of openrouteservice, which exposes unique services for two of our core API’s, routing and isochrones. Now you can restrict routes to avoid crossing borders...
View ArticleCopernicus, Sentinel and your favourite GIS
The Copernicus Program provides an interesting alternative data source for your work with Landsat data… Sentinel images: Copernicus will deliver an unprecedented volume of free data, provide new...
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