Re: [Haskell-cafe] Re: Do real programs need IO? (was IO is a bad example for Monads)

2007-12-10 Thread Daniel Fischer
Am Montag, 10. Dezember 2007 07:05 schrieb Maurí­cio: (...) Would you deny that any useful programme has to do at least some of the following: -accept programme arguments at invocation -get input, be it from a keyboard, mouse, reading files, pipes... -output a result

[Haskell-cafe] Re: Do real programs need IO? (was IO is a bad example for Monads)

2007-12-09 Thread Maurí­cio
(...) Would you deny that any useful programme has to do at least some of the following: -accept programme arguments at invocation -get input, be it from a keyboard, mouse, reading files, pipes... -output a result or state info, to the monitor, a file, a pipe... === As long