GIS Q&A for Professionals

The best programming question and answer site on the web now has a dedicated GIS section.

http://gis.stackexchange.com

This is a great resource to try next time you have a question that you know others have faced.  You can limit your results to just gis.stackexchange.com performing a google search by adding the parameters "site:gis.stackexchange.com" to your query.

Here's a demonstration