I am trying to create a global expression that populates a new field based upon existing values in an attribute table. I am using QGIS Dufour and the Sextante toolbox, and the "Advanced Python Field ...
Projections appropriate for global analysis that preserve area and that preserve distance (but not necessarily in the same projection)
I am looking for a projection (or a set of projections) that decently preserve distances so that I can buffer every country in the world and have a similar level of minimal distortion for each. I ...
Where can I download real time data for traffic and weather? I'd like to use it as an overlay on a mapping service of my choice (eg. Google maps, OpenLayers etc.)
I've seen lots of world maps in the shape of two disks that touch, each one a separate projection of one hemisphere onto a disk -- usually the Western Hemisphere and the Eastern Hemisphere -- so ...
I'm looking for a global geoapi for the places. I see Facebook places, google places, simplegeo, factual etc... Why not create an API that includes all places? Free and easily accessible as ...
I'm looking for a way to match people so as to find other members that are 'nearby' - not for those dreadful 'girls near you' ads, don't worry ;_) Of course 'nearby' in the country is a different ...