Re: [Haskell-cafe] Composing a list of Enumeratees into an Enumerator using ($=)

2011-10-04 Thread Román González
clear explanation, however if anyone can chime in and give us some insights, they are more than welcome. Cheers. Roman.- 2011/10/4 Román González > Hello Conrad, > > > Thanks for taking the time to answer back. Actually I don't want to do > anything fancy, I just want to compose a

Re: [Haskell-cafe] Composing a list of Enumeratees into an Enumerator using ($=)

2011-10-04 Thread Román González
composition through list is because I'm mapping input parameters (from System.Environment.getArgs) to a list of Enumeratees, and I want to compose them dynamically. Hope this helps. Roman.- 2011/10/3 Conrad Parker > 2011/10/4 Román González : > > Hey guys, > > > >

[Haskell-cafe] Composing a list of Enumeratees into an Enumerator using ($=)

2011-10-03 Thread Román González
Hey guys, Right now I'm facing with a type problem that is really nasty, I want to compose a list of enumeratees using the ($=) operator to create a new enumerator. Whenever I'm trying to use the foldx function in conjunction with ($=) I get this error: *> :t foldr ($=)* :1:7: Occurs check:

Re: [Haskell-cafe] Linking errors when compiling projects with the ncurses-0.2 library

2011-03-05 Thread Román González
> Greetings, > > Right now I'm developing an app, and I want to use the ncurses library, > everything compiles correctly, however when I'm linking, ugly things start > to happen: > > I'm on Mac OS X Snow Leopard, with Haskell Platform > 2010.2.0.0

[Haskell-cafe] Linking errors when compiling projects with the ncurses-0.2 library

2011-03-05 Thread Román González
Greetings, Right now I'm developing an app, and I want to use the ncurses library, everything compiles correctly, however when I'm linking, ugly things start to happen: I'm on Mac OS X Snow Leopard, with Haskell Platform 2010.2.0.0 This is the

Re: [Haskell-cafe] Re: Re: Full strict functor by abusing Haskell exceptions

2010-09-17 Thread Román González
On Thu, Sep 16, 2010 at 2:12 PM, Ben Franksen wrote: > Sjoerd Visscher wrote: > > But StrictIncl can't be a pointed functor, only endofunctors can be > > pointed. > > Could someone tell me what exactly a pointed functor is? I googled but did > not find a definition. > Here you will find what a Po

Re: [Haskell-cafe] Memoization/call-by-need

2010-09-16 Thread Román González
Alex, Maybe this pdf can enlighten you a little bit about memoization and lazy evaluation in Haskell => http://www.cs.uu.nl/wiki/pub/USCS2010/CourseMaterials/A5-memo-slides-english.pdf Cheers. Roman.- I feel that there is something that I don't understand completely: I have > been told that H