Windows Vista - http://www.vistaarticles.com
How to Protect against applications crashes
http://www.vistaarticles.com/articles/543/1/How-to-Protect-against-applications-crashes
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Published on 05/1/2011
 
Vista includes a feature called Resource Exhaustion Prevention.

How to Protect against applications crashes
Everyone has experienced the frustration of losing work because their PC crashes. The reasons behind crashes are many, but Vista includes a feature called Resource Exhaustion Prevention, which alerts you when Windows is showing signs that it canít cope, giving you the opportunity to save work quickly and even avoid the crash by closing applications.