I search for solutions in this order: Past Code, Unreal Source, Wiki, BUF, groups.yahoo, google, screaming at monitor. – RegularX
From Unreal Wiki, The Unreal Engine Documentation Site
This category has the following 7 subcategories, out of 7 total.
Pages in category "UDK-specific interfaces"
The following 31 pages are in this category, out of 31 total.