Tag Maps

Map Your Luck

Just for fun, I thought it might be interesting to bring some of the ideas of the old game show “Press your Luck” into an interactive web map.

Map Stream

A web app that shows the most recently updated public web maps in ArcGIS Online.

Find Latitude/Longitude Coordinates in Two Clicks

Latitude Longitude Locate is a simple mapping app designed for geo developers to get the latitude and longitude of a location quickly.

My Favorite ArcGIS JavaScript API CodePens

Here are some of my favorite code samples I’ve collected on my CodePen account over the past few years.

Load Protocol Buffers in the Browser

While working on a project recently I was inspired to learn a bit more about Protobuf files. I especially wanted to know how you can load them directly in a browser.

Catholic Dioceses of the USA Map - Updated

I’ve updated the data and map of the Catholic Dioceses of the USA - and it’s much better now!

St. Louis Imagery - 1990 to Now

What kind of changes to the built environment happened in your city within the past 25 years? Looking at and comparing aerial imagery can be an informative and compelling way to investigate changes.

Open Data in University City

I live in University City, MO, which has no crime. Don’t believe me? This map says so.

St. Louis Bike Trails with Open Data from Great Rivers Greenway

2016 was a year of biking for my wife and me. We biked many trails in St. Louis, and even did part of the Katy Trail. So when I saw St. Louis City alderman Scott Ogilvie tweeting about Great Rivers Greenway, the trails organization in the St. Louis area, I started wondering what the future of St. Louis trails will be.

Team Basemaps

Team Basemaps is a web app that allows you to choose your favorite team, cycle through the team colors to get the map looking exactly like you want, and then save it to your ArcGIS Online account to use in maps. It uses the Vector Tile Layers in combination with the new ArcGIS JavaScript API 4.0. I’d love to see your favorite basemap color combinations - please send them over!