in Uninformed Vol1 2005.May by Nikos Drakos, Computer Based Learning Unit, University of Leeds. + Ross Moore, Mathematics Department, Macquarie University, Sydney.
This page list codes for accented letters and other characters. In order to use these codes, your computer should have a separate numeric keypad on the right.
error codes are values that identify different types of errors in the Windows API. Most functions do not report the error code directly; instead, they simply return a flag specifying if some error occured or not.