I have an extra RailsConf ticket that unfortunately I can't use The cost is $400 (face value) If you're interested send me an email at cfis@interservcom The ticket has been...

Mike Williams provided some great feedback on my last post about Google Maps and coordinate systems Let's look into two of his comments in more depth First, he pointed out...

Its finally time to apply our new knowledge about coordinate systems to Google Maps Looking through the google maps newsgroups, you'll see lots of questions like: What...

Its time to put together everything we've discussed in the last few posts The following picture nicely summarizes the constituent parts of a geodetic coordinate system: Image...

We've talked about ways of describing locations, using local, geocentric and geodetic coordinate systems In the case of geocentric and geodetic coordinate systems we've been...

There is still a bit more ground work to lay before getting to the fun stuff We've talked about local coordinate systems and geocentric coordinate systems Today, let's talk about...

Time for the next installment about coordinate systems In my last post I talked about what a coordinate system is and gave some examples of local coordinate systems Although...

If you feel like ending a conversation with a developer then simply bringup the topic of character encodings Or, if you're talking to a GIS wonk, then simply mention coordinate...

I seem to have officially inherited the job of maintaining the GEOS language bindings from [Sean](http://zcologiacom/news/165) :) For those who don't know,...

I have to join the ranks of those unhappy with Firefox 15 I've been using Mozilla browsers forever - long, long before Firefox I switched over to Firefox right around the time it...