Extending ArcGIS Desktop using .NET—Concepts and Samples

Here is a great resource for anyone coding for ESRI's ArcGIS products with the Microsoft Frame Work. 


Extending ArcGIS Desktop using .NET—Concepts and Samples

Ricci-refcard-regression.pdf (application/pdf Object)

Ricci-refcard-regression.pdf (application/pdf Object)

Working with Spatial Data

Working with Spatial Data
- this page offers great info for doing GIS work with R.

Twitter Atlas - oneforty

Image via Wikipedia

Here is the first online GIS (Geographic Information System) tool for Twitter I have ever seen. It uses Google Maps as a backend and a wide range of data can be displayed on a map of the planet. For example, you can plot the cheapest gas prices or look at the locations of those who have been tweeting!.

Twitter Atlas - oneforty