[Haskell-beginners] global variables

Gaius Hammond gaius at gaius.org.uk
Wed Aug 11 17:24:47 EDT 2010

On 11 Aug 2010, at 20:54, prad wrote:

> i'm curious about the best way to deal with conn to make db  
> connections.
> i define it in main like this, then when i want to use it in a  
> function
> i have to pass it as a parameter:
> main = do
>    conn <- connectPostgreSQL ...
>    fn conn something
> fn conn x = ...

I too am interested in this.... Right now the best way to me seems to  
be to use StateT (I am mainly using SQLite).


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