"let" vs. "where" [was: Re: more unsafePerformIO questions (is it safe to use with ReadMode Handles)?]

2003-08-19 Thread Jan Scheffczyk
Hi Andrew, > let x = expensiveComputation foo in x + x > > I would certainly hope that expensiveComputation wasn't called twice, > and even though the language doesn't guarantee it, I have already > written code that assumed it. I always thought that there is a tiny difference between "let"

[Haskell] CVS access library in Haskell?

2004-02-22 Thread Jan Scheffczyk
Hi all, does anyone know of a Haskell library that provides access to CVS controlled files? Access libraries to other revision control systems, e.g., subversion or arch, would also be greatly appreciated. Yes, I know of darcs, which is great work I think. Still, direct CVS access is of importa