2009/4/7 Niclas Hedhman <[email protected]> > On Tue, Apr 7, 2009 at 2:05 AM, Raoul Duke <[email protected]> wrote: > > i'm wondering how close this will get to functional programming with > > stm, like Haskell :-) > > I don't know Haskell in particular, but a pure functional programming > language can not have sideeffects at all, which at its extreme > wouldn't even allow output to System.out and even less so to a > persistence system. How this is handled in reality, I don't know and > can't comment on with what is similar or different. >
FYI, they use "monads" to express changes in state: http://en.wikipedia.org/wiki/Monads_in_functional_programming Cheers > -- > Niclas Hedhman, Software Developer > http://www.qi4j.org - New Energy for Java > > I live here; http://tinyurl.com/2qq9er > I work here; http://tinyurl.com/2ymelc > I relax here; http://tinyurl.com/2cgsug > > _______________________________________________ > qi4j-dev mailing list > [email protected] > http://lists.ops4j.org/mailman/listinfo/qi4j-dev > -- Cheers, Stuart
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