AIP
5 reason why we should only have AIRAC amendments
5 reasons why we should use AIRAC Amendments only! Ditch regular amendments, no one will miss them
ArcGIS
arcpy – Data Frame extent and Raster Clipping
Using arcpy to automate raster clipping to data frame extent
GIS
Installing rasterio on Windows
Installing rasterio on Windows is a challenge, specially when developers dont show Windows love – Windoze for them :), anyway the fact is a lot of us are using Windows, if you go to rasterio Windows installation it currently looks like this Windows Windows binary packages created by Christoph Read more…
GIS
Addresses, Place and Location – Navigating the world with no addresses
According to Merriam Webster address: the words and numbers that are used to describe the location of a building and that are written on letters, envelopes, and packages so that they can be mailed to that location Now that is a simple statement but first lets look at examples of common Read more…
Aviation
Postgis Point in Polygon
I am starting to learn postgis since I need to do certain calculations at my current job and the first thing I need is to calculate some things with points within a polygon. Rather than doing it directly on the real data I will develop my skills using a dummy Read more…
GIS
QGIS Snapping
Yesterday while I was checking out the QGIS tag in twitter I noticed something about not being able to work with snapping, so I decided to create a short screencast on how to enable snapping QGIS Snapping Video on Vimeo
AIXM
AIXM 5.1 and GIS
So I work in aviation and the big buzz over the last years (practically the last decade) is something called AIXM or Aeronautical Information Exchange Model, basically its a standardized format so that data can be exchanged (free??) between different aviation sectors. It is based on XML and GML and Read more…
GIS
Expression Labelling QGIS
QGIS is a very nice GIS open source software that I have been playing a lot lately. I think it is getting really good specially the new development version QGIS 2.0. Everyday I use ARCGISAdvanced 10.0 at work and when I switch to fool around with QGIS I try to do some Read more…