I'm just a user of GPS and GoogleMaps/OpenStreetMap. I don't have the maths to understand how they work, but am curious to learn. Is there a good, newbie-accessible article that explains in simple ...
I am a software developer with over 20 years building applications mostly in the web application space for various companies. I am trying to get a foot hold into the GIS software development space ...
What do you think what are the advantages and disadvantages (of both)? Of course appart from fact that open source software is free to use. I mean rather somethink like capabilities, functionality, ...
Even after some time working in this GIS field, I still don't have a solid understanding of spatial references, how they are projected, and most importantly, if you still need to worry about the fact ...
What's the difference between a projection and a datum?