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PostGIS 2.0 is out and the awesomness continues! You can install PostGIS 2.0 on Ubuntu using packages which is exactly what I am going to show you here. Read on for details on how to get up and running and do your first simple raster analysis!
I’m running a training course next week and will be basing it on the nightly build of QGIS, so I wanted to quickly build an installer for use on the course. I simply ran these commands (starting in a checkout of the Quantum GIS source code). sudo apt-get install nsis cd ms-windows/osgeo4w ./creatensis.pl qgis-dev cd… Read more »
Its been two weeks now since I returned from the QGIS Hackfest in Lyond, France, but I haven’t had the time to write up my experiences yet….until now. Read on for more!
During the Zurich QGIS hackfest we had some extended discussions about migrating our documentation away from LaTeX to sphinx because the latter offers a more approachable syntax for casual documentation writers and has good support for internationalisation via gettext. This week I am going to our first 2012 QGIS hackfest (to be held in Lyon,… Read more »
You probably looked at the GDAL Tools (under the raster menu in QGIS) and blissfully ignored that ‘Creation Options’ panel that appears near the bottom of some dialogs. This is definately a power user feature, but a very handy one. In this quick article I will show you how to compress the rasters you create… Read more »
One of the really cool features in QGIS that doesn’t get much press is the ability to run actions based on a feature selection. Under 1.7.4 this works by using the identify tool and then choosing an action from the action list in the identified feature(s) attributes. A new improvement in QGIS master (and should… Read more »
Having a good world dataset is kind of essential for most GIS users to have as a standard reference dataset, give context to maps and so on. Anita Graser’s recent blog post about the Natural Earth Data project added another nice dataset to my world dataset collection. The Natural Earth Data set (I got the… Read more »
I often do this – I work away on my master branch and suddenly realise ‘damn I should have branched before I started this’. Usually this happens because what I think will be a trivial change snowballs into something much more sweeping. I thought I would record here how to deal with situations like this… Read more »
Here is a quick handy tip if you are using GIT and want to be able to quickly diff or checkout the code base from a week, month etc. ago.
Some time ago I spent at least a day trying to find a good quality, free world political borders and coastlines dataset. Each product I found had some limitation – incomplete coverage or poor resolution. Today by happenstance a client pointed me to quite a good one.