Better Basemap Management for the ESRI Javascript API

If you use ESRI’s Javascript API to build web maps you have probably noticed that your ability to manage base map layers is somewhat limited. You really only have three out-of-the-box alternatives: Define an ArcGIS.com basemap in the map constructor Create and fill a Basemap Gallery Switch between two basemaps with Basemap Toggle But what if you …

Jump Start Your Geospatial Career with This Free E-book

It’s a great time to be a GIS professional. There are no shortages of jobs and the field keeps changing and expanding to include amazing technologies and applications. However, with increasing demand often comes increasing competition. Anyone who wants to enter the geospatial field or advance in it needs to pay attention to fast changing …

4 Essential Maps to Have in an Emergency

September is National Emergency Preparedness month. Every year throughout the United States there are fires, floods, storms, earthquakes, industrial accidents and even explosions. Sometimes these situations are contained to a small locality where they are easily managed. Other times, emergencies cover large geographic areas and impact the lives of thousands of people. Maps, imagery and …

AFCEA Tracks Geospatial Intelligence

The Armed Forces Communications and Electronics Association (AFCEA) is a non-profit organization dedicated to serving military, government, academia and private industry. The association’s name centers on communications and electronics but under this broad umbrella are many varied disciplines and professional fields represented. One such field is information systems technology. The April 2012 issue of SIGNAL, …

Why Globes Aren’t Popular But Should Be

Globes are fascinating geographic instruments. They give a proportionately accurate view of the earth allowing for a better understanding of the relationships between various land areas and water bodies. While paper maps and on-screen digital maps can give much more detail about large scale areas of the earth, the globe gives an accurate representation of …