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Rotating a Point Around a Base Point

A while back, I was working on a project that required us to rotate a polygon around a base point and do a spatial query to analyze some underlying demographic data. I was working in ArcObjects and could find no intrinsic way to do what I needed to do so I wrote the following routine. … Continue reading Rotating a Point Around a Base Point →

My Little Open-Source Stack

It’s been a while since I’ve posted and things have been busy. Soccer season has ended, the kids have finished school and I’ve finished up at my client site and moved back to the office. Among the many things I’ve been working on, I’ve started building an open-source GIS stack. It’s not entirely open-source since … Continue reading My Little Open-Source Stack →

Two Roads Diverged in a Yellow Wood…

With apologies to the great Robert Frost. I’ll admit that over the last few months I’ve become something of an open-source convert. I’ve been in the consulting business for about 15 years now and I’ve made it through the “holy wars” relatively unscathed (Microsoft/Linux, IE/Netscape/Firefox, Oracle/Everyone else, ad nauseum). I’ve said it before that it’s … Continue reading Two Roads Diverged in a Yellow Wood… →