Latest Posts

Client Certificates In a Desktop Application

Lately, I’ve been working on a project that involved retrofitting authentication via client certificates, similar to CAC/PIV smart card authentication, into an existing set of Windows Communication Foundation (WCF) web services and a desktop (yes, desktop) client application that was designed to interact with them. The first part was pretty easy to figure out; the […]

The Consultant’s Dilemma

I’ve worked as a consultant for my entire career, and one of the most rewarding aspects of it is the variety of projects you get exposed to. I’ve gotten to meet and work with great people over the years and have also gotten to work with a lot of emerging technology. In that regard, it’s […]

Working with HIFLD Open Data

I finally had a little time to play with some of the data available through the HIFLD Open site.  For my first pass, I decided to have a little fun by estimating how much of the United States a driver could cover in an electric vehicle while remaining in range of a charging station. For […]

HIFLD Open

Among the many things I did at the Esri Federal GIS Conference was that I attended the Homeland Infrastructure Foundation-Level Data (HIFLD) community meeting. HIFLD is now an FGDC Subcommittee, being led my Mr. David Alexander, head of the Department of Homeland Security (DHS) Geospatial Management Office (GMO). Now that the alphabet soup is out […]

My Path to GIS

TL;DR: This post is long and there is no summary. When you reach a certain stage in your career, you start fielding more and more inquiries from those younger than you about how you got started in your field. In my case, the field is GIS. The short answer, and not a particularly uncommon one, […]

Extending Hibernate Spatial

Java is my “Groundhog Day” language. It’s one that I use just infrequently enough to feel like I’m starting over every time a new requirement pops up. As a result of planning the system migration I discussed in my last post, I’ve been doing some work with it, which is my first sustained Java work since […]

Migrations

With my first post of 2016, I’d like to wish you a happy new year. After a bit of a shutdown for the holidays, I am back at work on some project activities that I had been working in the last quarter of 2015. Specifically, one of our long-standing federal customers has been directed by […]