How to read an initialization file.

I'm stuck on a problem in a program and I suspect one that I will keep encountering. I need to be able to read from an initialization file a set of values, as a simple example let us take three variables: base_dir, user_name, log_file. I need to be able to access these values effieiently and

Redefining methods in a subCLASS

Hi Is it possible to redefine methods in a subclass (not an instance)? E.g. I get errors in class (Show a) = Employee a where speak :: a - [Char] speak x = Employee: ++ (show x) class (Employee a) = Manager a where speak x = Manager: ++ (show x) Thanks Oleg

AW: How to read an initialization file.

I would recommend reading the variables in the main and pack the rest of your program into a monad. But only if you really need to access the variables from everywhere and don't want to pass them around explicitely. Markus I need to be able to access these values effieiently and from virtually