Use Modulus to Identify Layers Divisible by a Number
Recently I had a need to filter features in a layer by a specific numeric value in ArcGIS Desktop. Specifically, I created contour lines at one »
ArcGIS for Desktop 10.1 Add-In with Custom Toolbox
Note: An example and additional explanation of this is available on ArcGIS.com. ArcGIS for Desktop 10.1 introduces the capability to create custom Add-Ins using »
Create List of Unique Table Values using Python for ArcGIS Analysis
NOTE: I have updated this function for 10.1 and consolidated some of the code. The sample is available in a new post, Create List of »
Iranian Ballistic Missile Range
Being a GIS geek, when reading the New York Times and The Economist on my iPad, current events in the Middle East always get me to »
Esri Disaster Response
Today I received an email highlighting the assistance Esri is standing by ready to offer for those assisting with disaster response. This email included a link »
Creating Map Books Using Data Driven Pages
With the release of ArcGIS Desktop 10 comes the ability to create data driven pages. Data driven pages facilitate creation of multiple maps from a single »