I need some information about localization. I am using .net 2.0 with C# 2.0 which takes care of most of the localization related issues. However, I need to manually draw the
Fascinating topic. While it might not answer your question, Omniglot is a good resource.
The correct answer is likely to be complex, and depend on the exact problem you're solving. Assuming your goal showing only letters used in a particular language to separate phonebook sections (as in Outlook), few of the issues are: