Category: Python

Routing in QGIS … with Google

Routing in QGIS was, as far as I know, always dependent on an available network. Either you had some database which was pgrouting enabled, or you had some…

CSV to SHP with Python

Python is a well established script language in the GIS/geodata world. And as a Facebook friend asked how to read csvs with Python I thought about “How to…

Happy B-Day QGIS2leaf

When I started to work on QGIS2leaf about one year ago it was a nice idea and my first real dive into Python programming and using the possibilities…

AHP for ArcGIS 10.x using Python

When it comes to site selection problems or suitability models, the spatial Multi-Criteria Analysis (Weighted Overlay) is the most commonly used method. It’s easy, simple and popular. However,…

Creating ARCs in QGIS: The Python Way

So I came across this nice little project which focussed on trip planning and route over large distances… And there was this nice little post from Nathan Yau…

GeoTiff compression comparison

In remote sensing you often have to deal with large datsets because their spatial or temporal resolution is high. A typical Landsat 8 scene clocks in at 0.7…

Playing Around With ArcPY…

I was playing around with ArcPY and tried to recreate a version of the qgis2leaf plugin just for ArcGIS just to get to know that ArcGIS doesn’t seem…

Attribute Updating using ArcPy

After my first attempt in Python scripting using opensource Geospatial Data Abstraction Library (GDAL), I wanted to use ArcPy  in my second trial. The following code is so…

SciPy integration in ArcGIS

Most of GIS users today will probably work with ArcGIS. Since version 10 the implementation / integration of Python into the ArcGIS framework and ArcPy it’s important for…