Category Archives: Spatial IT/GIS

Smart Maps Guide COVID-19 Investigations and Actions

As hundreds of millions of eyes stay glued to the rising toll and reach of the novel coronavirus disease 2019 (COVID-19), map-based dashboards have become a compelling, near real-time way to monitor the outbreak. They’ve also substantiated the message that everyone must take precautions and alter daily interactions. When the World Health Organization (WHO) declared...

Using Object Detection for More Accurate Live Mapping

Almost a year ago today I was in a meeting where someone was telling me that the project we were working on needed to use LoRa positioning so that diggers and trucks could be tracked on a real-time map. I am not at liberty to give you my full response, but my professional response is...

Creating a Web Map Using Mapbox

This blog is born out of pure frustration and my competitive nature. When I was looking at web mapping libraries, I looked at Mapbox and thought, “That will be easy.” Three days later I was pulling my hair out—then the next day I was smiling and happy. You see, Mapbox is similar to Leaflet in...

Open Source Field Capture

Recently I’ve been doing a bit of GIS training with environmental companies, mostly to help them make the move to open source software. You see, a few companies out there have propriety software licenses that are due to end, but the companies can’t justify the renewal when all they do is draw boundaries on a...

Creating a Web Map Using QGIS2Web

Almost two years ago to the day I wrote Webmapping 3.5 in which I did a walkthrough of QGIS2Web. Since then, QGIS has grown up, and so has QGIS2Web. In the original blog, I discussed how you could use OpenLayers and Leaflet as basemaps. Now you can use Mapbox, too. The layout is improved and...

Creating a Web Map Using Leaflet

In this series I’m describing a few of the different systems that mapping people use to share their web maps. Unlike many of the walkthroughs and tutorials out there, I’m including templates so you can fill in the blanks and learn how to put it on your webhost. First in this series is Leaflet, a...