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Custom Web AppBuilder Widgets in TypeScript

If you’re a JavaScript developer, you may have heard of TypeScript, a typed superset of JavaScript that compiles to plain JavaScript. If you’re also creating custom Web AppBuilder widgets, using TypeScript in a widget is a great way to get started with TypeScript. Here are a few notes and tips that I’ve discovered while using […]

A Geo Conference in STL Next Week!

A guest post by Gregory Brunner ASPRS will host its inaugural GeoYou Conference on September 13 & 14, 2017 at the Cortex Innovation Community in St. Louis, MO. GeoYou brings together innovation leaders from government, industry and academia to highlight cutting-edge capabilities in geospatial big data and real-time analytics. Leading experts will discuss practical mechanisms for high-tech entrepreneurs to […]

Extending Widgets in ArcGIS Web AppBuilder

I’ve had many requests and ideas for Web AppBuilder widgets over the past few years, and many times they are ideas that are building on an existing widget. For example, a query widget that is custom to a particular workflow, an edit widget that enforces certain geometry movement restrictions, or maybe adding a few more […]

How to Create Pitch Charts with Python

A guest post by Gregory Brunner I have been interested in looking at MLB pitch data and play-by-play for a while now, however, I have not found any good blob posts or tutorials for doing this. So during the MLB Playoffs, while I was checking the score of Cubs vs. Dodgers, Game 5 on Yahoo! […]

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Gavin Rehkemper

JavaScript, WordPress, and GeoDev