Tag GIS

Adding D3 to an ArcGIS Web AppBuilder Widget

If you’re an Geodev that works with ArcGIS, you may be familiar with Web AppBuilder, a platform that allows us as developers to create custom widgets that then our business users can use to create web apps around their maps. One thing you might want to do as a developer is add an additional JavaScript library to use in your widget.

ArcGIS JavaScript Draggable InfoWindow

Note: Draggable popup code for the latest version of the ArcGIS Maps SDK for JavaScript is here In the ArcGIS API for JavaSctipt v3, the InfoWindow on a web map is the primary method of of showing information on selected items in the map. The map control automatically does its best to show the InfoWindow within the the viewport of the map, but on some maps and in certain situations, it may be appropriate to allow the user to drag the InfoWindow away from the automatically placed location.

ArcGIS JSON to GeoJSON

A tool to make it easy to convert (and map using GitHub’s GeoJSON maps) the JSON you get from ArcGIS Server Endpoints into GeoJSON.

14,170 McDonald's Restaurant Locations

Did you know there are about fourteen thousand McDonald’s stores in the USA? 14,170 in fact, according to a script I cooked up this past weekend. Click here to see the map!

CSV to GeoJSON

I was excited last week when GitHub announced support for in-repository rendering of GeoJSON. I had a few CSV files with points in them, and I wanted to try out this new feature. I couldn’t find an easy way to do it! There was this python script. There was this NPM Package. And more python. So I wrote my own solution- csv.togeojson.com

Web Maps

Here are a few web maps I’ve created using ArcGIS Online recently. The first one is using imagery from MS DIS - Missouri 1990 compared to 2008.