[Haskell] Help : data concurrent packages

2009-01-13 Thread bft
Hi ! Can someone tell me where to download the *data* and *concurrent *packages. I need them to build FranTk1.1 package ( http://www.dcs.gla.ac.uk/~meurig/FranTk/news.html) Thanks in advance! BFT frantk.conf file : Package {name = FranTk, import_dirs =

Re: [Haskell] Help : data concurrent packages

2009-01-13 Thread Thorkil Naur
Hello, On Tuesday 13 January 2009 18:26, bft wrote: Hi ! Can someone tell me where to download the *data* and *concurrent *packages. I recall data and concurrent packages from some years back, but I would assume that they are merged into the base package nowadays where GHC-6.10.1 is the

[Haskell-cafe] Request for help testing HDBC-postgresql

2009-01-13 Thread John Goerzen
Hi folks, I've pushed to the Git repo a bunch of new code for HDBC-postgresql. Specifically, it: 1) Removes autoconf in favor of Duncan's Setup.lhs that should work on all combinations of GHC 6.8, GHC 6.10, POSIX, and Windows 2) Adds support for UTF-8 encoding of strings 3) Adds support for

[Haskell-cafe] Re: [Haskell] Re: Help : A problem with IO

2008-12-15 Thread wman
you probably got it pointed out in haskell-beginners, but in case not: On Thu, Nov 27, 2008 at 7:10 PM, abdullah abdul Khadir abdullah.ak2...@gmail.com wrote: a) I need to put a do after else for more than one instruction (?) No, the do thingy is a syntactic sugar for chaining warm, fuzzy

Re: [Haskell-cafe] Could FDs help usurp an ATs syntactic restriction?

2008-12-07 Thread Manuel M T Chakravarty
Nicolas Frisby: From the error below, I'm inferring that the RHS of the associated type definition can only contain type variables from the instance head, not the instance context. I didn't explicitly see this restriction when reading the GHC/Type_families entry. Could perhaps the a b - bn

[Haskell-cafe] Re: Could FDs help usurp an ATs syntactic restriction?

2008-12-05 Thread Nicolas Frisby
Perhaps this ticket is related? http://hackage.haskell.org/trac/ghc/ticket/714 On Thu, Dec 4, 2008 at 9:38 PM, Nicolas Frisby [EMAIL PROTECTED] wrote: From the error below, I'm inferring that the RHS of the associated type definition can only contain type variables from the instance head,

[Haskell-cafe] Could FDs help usurp an ATs syntactic restriction?

2008-12-04 Thread Nicolas Frisby
From the error below, I'm inferring that the RHS of the associated type definition can only contain type variables from the instance head, not the instance context. I didn't explicitly see this restriction when reading the GHC/Type_families entry. Could perhaps the a b - bn functional dependency

Re: [GHC] #2757: runghc doesn't respond to --help / --version

2008-12-03 Thread GHC
#2757: runghc doesn't respond to --help / --version -+-- Reporter: simonmar |Owner: igloo Type: bug | Status: reopened Priority: normal

Re: [GHC] #2757: runghc doesn't respond to --help

2008-11-29 Thread GHC
#2757: runghc doesn't respond to --help -+-- Reporter: simonmar |Owner: igloo Type: bug | Status: closed Priority: normal|Milestone

Re: [GHC] #2757: runghc doesn't respond to --help

2008-11-28 Thread GHC
#2757: runghc doesn't respond to --help -+-- Reporter: simonmar |Owner: igloo Type: bug | Status: new Priority: normal|Milestone

Re: [GHC] #2757: runghc doesn't respond to --help

2008-11-28 Thread GHC
#2757: runghc doesn't respond to --help -+-- Reporter: simonmar |Owner: igloo Type: bug | Status: closed Priority: normal|Milestone

Re: [Haskell] Re: Help : A problem with IO

2008-11-27 Thread abdullah abdul Khadir
Thanks all, I got it working finally. What did i learn ? a) I need to put a do after else for more than one instruction (?) b) All similar type of questions are to be redirected to haskell-beginner and haskell-cafe Points noted. Thank you once again, Abdullah Abdul Khadir On

[Haskell] Help : A problem with IO

2008-11-26 Thread abdullah abdul Khadir
Hi, getMyLine :: IO [Char] getMyLine = do c - getChar if(c == '\n') then return elsecs - getMyLine return [c] ___ Haskell mailing

[Haskell] Re: Help : A problem with IO

2008-11-26 Thread abdullah abdul Khadir
Hi, The function getMyLine written by me is intended for getting a complete string from the standard input. import IO getMyLine :: IO [Char] getMyLine = do c - getChar if(c == '\n') then return elsecs -

Re: [Haskell] Re: Help : A problem with IO

2008-11-26 Thread Axel Simon
Hi Abdullah, On Wed, 2008-11-26 at 21:48 +0530, abdullah abdul Khadir wrote: Hi, The function getMyLine written by me is intended for getting a complete string from the standard input. import IO getMyLine :: IO [Char] getMyLine = do c - getChar

Re: [Haskell] Re: Help : A problem with IO

2008-11-26 Thread Chris Eidhof
On 26 nov 2008, at 17:18, abdullah abdul Khadir wrote: Hi, The function getMyLine written by me is intended for getting a complete string from the standard input. import IO getMyLine :: IO [Char] getMyLine = do c - getChar if(c == '\n')

[GHC] #2757: runghc doesn't respond to --help

2008-11-10 Thread GHC
#2757: runghc doesn't respond to --help -+-- Reporter: simonmar | Owner: Type: bug | Status: new Priority: normal| Milestone

[Haskell] Need help with VXML again (fun deps and forall types)

2008-11-02 Thread Marc Weber
Some time I've announced that I'm working on VXML, a validating xml library. The use case which makes trouble is elem+ (one or more) !ELEMENT root (a|b|(c,d+))* This example is encoded in this way: root - St 1 id :1 endable : True a - St 1 b - St 1 c - St 12 id :11 endable

[Haskell-cafe] Need help with VXML again (fun deps and forall types)

2008-11-02 Thread Marc Weber
Some time I've announced that I'm working on VXML, a validating xml library. The use case which makes trouble is elem+ (one or more) !ELEMENT root (a|b|(c,d+))* This example is encoded in this way: root - St 1 id :1 endable : True a - St 1 b - St 1 c - St 12 id :11 endable

[Haskell-cafe] Re: Help converting Perl to Haskell

2008-10-23 Thread Achim Schneider
Jason Dagit [EMAIL PROTECTED] wrote: I'm not very perl literate, but I want to convert a perl script to Haskell. This bit of perl is part of darcs' test suite. I was hoping to make it more portable by writing it in Haskell. By more portable I mean, works in windows without

Re: [Haskell-cafe] Help converting Perl to Haskell

2008-10-22 Thread Jason Dagit
On Tue, Oct 21, 2008 at 9:33 PM, Duncan Coutts [EMAIL PROTECTED] wrote: On Tue, 2008-10-21 at 20:33 -0700, Jason Dagit wrote: Correct me if I'm wrong, but if I want to make this work on windows I can't use System.Posix, right? If so, what is the portable way to set environment variables? I

Re: [Haskell-cafe] need help making sense of the relative indexing

2008-10-21 Thread Ryan Ingram
We represent bars by integers... we have five primitive indicators: high, low, open, close, and volume It looks like they are using a single implicit bar chart as the input for the program; a bar' is just an integer reference into that chart; the only thing you can do with a Bar is pass it to an

[Haskell-cafe] Help converting Perl to Haskell

2008-10-21 Thread Jason Dagit
Hello, I'm not very perl literate, but I want to convert a perl script to Haskell. This bit of perl is part of darcs' test suite. I was hoping to make it more portable by writing it in Haskell. By more portable I mean, works in windows without cygwin/mingw/msys and avoids the need for perl

Re: [Haskell-cafe] Help converting Perl to Haskell

2008-10-21 Thread Duncan Coutts
On Tue, 2008-10-21 at 20:33 -0700, Jason Dagit wrote: Correct me if I'm wrong, but if I want to make this work on windows I can't use System.Posix, right? If so, what is the portable way to set environment variables? I see[1] that getEnv exists in System.Environment, but setEnv is in

[Haskell-cafe] need help making sense of the relative indexing

2008-10-20 Thread Daryoush Mehrtash
I am trying to make sense of the relative indexing example used in this Charting Patterns on Price history paper: http://serv1.ist.psu.edu:8080/viewdoc/download;jsessionid=CC3DEF7277760C535FE3AB7C51A2BE90?doi=10.1.1.21.6892rep=rep1type=pdf In Section 3 it defines: type Indicator a = Bar →

Re: [Haskell-cafe] Help me prove macid can scale! (Macid stress tests results for happs-tutorial toy job board disappointing so far.)

2008-10-06 Thread Thomas Hartman
Coutts [EMAIL PROTECTED]: On Sun, 2008-10-05 at 15:57 -0700, Jason Dusek wrote: I don't want to be contrarian, but I guess I can't help myself. Does MACID have anything to say about failover and replication? Isn't that more important than volume? HAppS does failover and replication within

[Haskell-cafe] Help me prove macid can scale! (Macid stress tests results for happs-tutorial toy job board disappointing so far.)

2008-10-05 Thread Thomas Hartman
From: tphyahoo [EMAIL PROTECTED] Subject: Help me prove macid can scale! (Macid stress tests results for happs-tutorial toy job board disappointing so far.) To: HAppS HAppS is a new, relatively unproven technology. So I am asking myself this question. Will HAppS allow me to scale the toy job

Re: [Haskell-cafe] Help me prove macid can scale! (Macid stress tests results for happs-tutorial toy job board disappointing so far.)

2008-10-05 Thread Jason Dusek
I don't want to be contrarian, but I guess I can't help myself. Does MACID have anything to say about failover and replication? Isn't that more important than volume? -- _jsn ___ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http

Re: [Haskell-cafe] Help me prove macid can scale! (Macid stress tests results for happs-tutorial toy job board disappointing so far.)

2008-10-05 Thread Duncan Coutts
On Sun, 2008-10-05 at 15:57 -0700, Jason Dusek wrote: I don't want to be contrarian, but I guess I can't help myself. Does MACID have anything to say about failover and replication? Isn't that more important than volume? HAppS does failover and replication within a cluster. They're working

Re: [GHC] #1348: inconsistent 'ghc --help message

2008-09-26 Thread GHC
#1348: inconsistent 'ghc --help message --+- Reporter: guest | Owner: igloo Type: bug | Status: closed Priority: normal| Milestone: 6.10 branch Component: Compiler

Re: [GHC] #2620: `ghci --help` gives unhelpful error message

2008-09-25 Thread GHC
#2620: `ghci --help` gives unhelpful error message --+- Reporter: Deewiant | Owner: igloo Type: bug | Status: new Priority: normal| Milestone: 6.10.1 Component: GHCi

Re: [GHC] #2620: `ghci --help` gives unhelpful error message

2008-09-25 Thread GHC
#2620: `ghci --help` gives unhelpful error message --+- Reporter: Deewiant | Owner: igloo Type: bug | Status: new Priority: normal| Milestone: 6.10.1 Component: GHCi

[Haskell-cafe] need help making sense of the type ...

2008-09-24 Thread Daryoush Mehrtash
it) is an instance of - monad. a) are the above statements correct? b) if so, does it make sense for the ap function to have two different instances of the m? thanks for you help daryoush ___ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http

Re: [Haskell-cafe] need help making sense of the type ...

2008-09-24 Thread Brandon S. Allbery KF8NH
On 2008 Sep 24, at 22:51, Daryoush Mehrtash wrote: I am having hard time making sense of the types in the following example from the Applicative Programming paper: http://www.cs.nott.ac.uk/~ctm/IdiomLite.pdf ap :: Monad m ⇒ m (a → b ) → m a → m b ap mf mx = do f ← mf x ← mx return

[GHC] #2620: `ghci --help` gives unhelpful error message

2008-09-22 Thread GHC
#2620: `ghci --help` gives unhelpful error message -+-- Reporter: Deewiant | Owner: Type: bug | Status: new Priority: normal| Component: GHCi Version: 6.8.3

[Haskell-cafe] darcs upgrade HOWTO (was: poll: how can we help you contribute to darcs?)

2008-08-21 Thread zooko
On Aug 5, 2008, at 0:26 AM, Ketil Malde wrote: The consequences of moving to the darcs-2 format are a bit unclear to me. For instance, I'd like to keep my main (export) repo in darcs-1 format, in order to make it as accessible as possible (Ubuntu still ships with darcs-1.0.9, and that's a

[Haskell-cafe] help

2008-08-13 Thread shoulders
- 雅虎邮箱,您的终生邮箱!___ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe

[Haskell-cafe] Re: please help me to find errors from my first app

2008-08-10 Thread Changying Li
thanks. I know how to do it. I should treat it as a stream. -- Thanks Regards Changying Li ___ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe

Re: [Haskell-cafe] please help me to find errors from my first app

2008-08-09 Thread Scott Turner
On 2008 August 08 Friday, Changying Li wrote: I want to write a reverse proxy like perlbal to practive haskell. Now I just write a very simple script to forward any request to www.google.com. but it dosn't work. I run command ' runhaskell Proxy.hs' and 'wget http://localhost:8080/'. but

[Haskell-cafe] please help me to find errors from my first app

2008-08-08 Thread Changying Li
Hi. I want to write a reverse proxy like perlbal to practive haskell. Now I just write a very simple script to forward any request to www.google.com. but it dosn't work. I run command ' runhaskell Proxy.hs' and 'wget http://localhost:8080/'. but wget just wait forever and runhaskkell can get

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-06 Thread Adrian Hey
Brandon S. Allbery KF8NH wrote: (Hm, I feel a blog rant coming on.) I take it you mean as the perfect example of how to kill off interest in your own project :-) I can't help thinking this was so obviously going to happen that it must have been Davids intent at the time he wrote

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-06 Thread Ketil Malde
Ben Franksen [EMAIL PROTECTED] writes: Can I convert my working repos to darcs-2? No. You cannot push or pull between darcs-2 format repos and darcs-1 or hashed format repos. This might not be optimal but is understandable, since the theory underlying the darcs-2 repository format is

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-06 Thread Brandon S. Allbery KF8NH
On 2008 Aug 6, at 2:02, Ketil Malde wrote: Ben Franksen [EMAIL PROTECTED] writes: Can I convert my working repos to darcs-2? No. You cannot push or pull between darcs-2 format repos and darcs-1 or hashed format repos. This might not be optimal but is understandable, since the theory

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-05 Thread Ketil Malde
Ketil Malde [EMAIL PROTECTED] writes: Duncan Coutts [EMAIL PROTECTED] writes: It would be useful if some darcs 2 hackers, contributors could help the ghc people evaluate if darcs 2 is still in the running. This looks like a very easy and low-investement way to get involved. ...and now I

[Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-05 Thread Ben Franksen
Ketil Malde wrote: The consequences of moving to the darcs-2 format are a bit unclear to me. For instance, I'd like to keep my main (export) repo in darcs-1 format, in order to make it as accessible as possible (Ubuntu still ships with darcs-1.0.9, and that's a fairly cutting edge

RE: Need help with GHC API and GHC internals

2008-08-04 Thread Simon Peyton-Jones
the mg_used_names fields of the ModGuts (post desugaring). Simon | -Original Message- | From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On | Behalf Of Mark Tullsen | Sent: 02 August 2008 04:06 | To: glasgow-haskell-users@haskell.org | Subject: Need help with GHC API and GHC internals

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-04 Thread Ketil Malde
Duncan Coutts [EMAIL PROTECTED] writes: It would be useful if some darcs 2 hackers, contributors could help the ghc people evaluate if darcs 2 is still in the running. This looks like a very easy and low-investement way to get involved. Expanding a bit on this: The page at http

[Haskell-cafe] Re: [darcs-users] poll: how can we help you contribute to darcs?

2008-08-04 Thread Ferenc Wagner
wren ng thornton [EMAIL PROTECTED] writes: [Bug trackers are an excellent source of tasks for active developers to use so things don't get lost, but they're awful for new developers. For someone just joining the project it's rarely clear how important a task is, how hard, or how far

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-04 Thread Bit Connor
What about the idea of creating a GUI interface to darcs? I love the command line as much as the next guy, but I think darcs could really benefit from a polished GUI. I used tortoise darcs on a small project a while ago and it was pretty nice, but I think there is potential for much better. I

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-04 Thread Claus Reinke
It would be useful if some darcs 2 hackers, contributors could help the ghc people evaluate if darcs 2 is still in the running. That would mean identifying the key bugs (eg windows case-insensitive file bugs, slow pulls) and seeing how hard they are to fix. Also doing a test conversion to darcs 2

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-04 Thread Claus Reinke
Could darcs 2 performance be improved by making use of the order of patches in the reference repo, to identify reference versions and reign in exponential permutation issues? In other words, all repos are equal, all patches are equal, but once a patch has made the roundtrip through the reference

Re: [darcs-users] [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-04 Thread zooko
On Aug 2, 2008, at 19:26 PM, Jason Dusek wrote: Eric Kow [EMAIL PROTECTED] wrote: I would contribute to darcs if only... ...there were interest in binary file handling. I'm interested in binary file handling. But what do you mean -- do you want darcs to do some kind of binary deltas

Re: [darcs-users] [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-04 Thread Jason Dusek
zooko [EMAIL PROTECTED] wrote: Jason Dusek wrote: Eric Kow [EMAIL PROTECTED] wrote: I would contribute to darcs if only... ...there were interest in binary file handling. ...what do you mean -- do you want darcs to do some kind of binary deltas and then merge them? Sounds crazy.

[Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Trent W. Buck
Neil Mitchell [EMAIL PROTECTED] writes: The darcs 2.0 announcement read like an obituary I don't know why, but a lot of people I spoke to seemed to have that impression, and I essentially had to wave changelogs under their face to convince them that darcs was still being worked on *at all*. I

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Don Stewart
trentbuck: Neil Mitchell [EMAIL PROTECTED] writes: The darcs 2.0 announcement read like an obituary I don't know why, but a lot of people I spoke to seemed to have that impression, and I essentially had to wave changelogs under their face to convince them that darcs was still being worked

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Brandon S. Allbery KF8NH
project--and the only way to know is to try it--then I recommend considering either switching to a different revision control system, or helping us to improve darcs. The former is certainly the easier path. didn't help. All in all, it sounded an awful lot like here's our final release, find new

Re: [darcs-users] [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Ashley Moran
Sorry for the duplication, I'm now on the haskell-cafe list and wanted to track the other half of this thread. On Aug 03, 2008, at 8:36 am, Don Stewart wrote: And all this delay while the git juggernaut takes over the internet. That's the biggest tragedy. It's the same disappointment I

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Ketil Malde
to [...] didn't help. All in all, it sounded an awful lot like here's our final release, find new maintainers if you want it to continue --- followed by an ominous silence from the darcs camp. Well, it seems to be up to 2.0.2 now, so it's clearly too early to pass out the shovels. On the other hand

Re: [darcs-users] [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread David Bremner
At Sun, 3 Aug 2008 12:23:21 +0100, Ashley Moran wrote: GitHub is responsible for git's popularity. Git is so popular not because it's the best, but because it has the best Web 2.0 site. I work primarily in web development and it did occur to me to have a stab at darcshub, but I didn't know

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Gwern Branwen
to have that impression, and I essentially had to wave changelogs under their face to [...] didn't help. All in all, it sounded an awful lot like here's our final release, find new maintainers if you want it to continue --- followed by an ominous silence from the darcs camp. Well

Re: [darcs-users] [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Ashley Moran
On Aug 03, 2008, at 3:36 pm, David Bremner wrote: I think this view is probably coloured by your background in web development. I have used git for about a year now, and never visited GitHub. I'm not saying you have to like git, but it does have other features other than a snazzy web site.

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Ketil Malde
Gwern Branwen [EMAIL PROTECTED] writes: I just darcs get http://darcs.net, so I would guess it was either temporary or a problem on your end. Seems I needed a newer darcs - the one shipped with Ubuntu is 1.0.9, which appears to be too old, and it works when I build a new 2.0.2 from the

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Ashley Moran
On Aug 03, 2008, at 5:36 pm, Ketil Malde wrote: Seems I needed a newer darcs - the one shipped with Ubuntu is 1.0.9, which appears to be too old, and it works when I build a new 2.0.2 from the tarball. (Anybody with write access to the front page who can make a note of minimum version

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-03 Thread Luke Palmer
On Fri, Aug 1, 2008 at 3:45 PM, Eric Kow [EMAIL PROTECTED] wrote: Dear Haskellers, I would like to take an informal poll for the purposes of darcs recruitment. Could you please complete this sentence for me? I would contribute to darcs if only... I haven't used darcs much, so it's

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Andrew Coppin
Trent W. Buck wrote: I don't know why, but a lot of people I spoke to seemed to have that impression, and I essentially had to wave changelogs under their face to convince them that darcs was still being worked on *at all*. I had to point out that it was a *release* announcement -- how could a

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Austin Seipp
Excerpts from Andrew Coppin's message of Sun Aug 03 04:35:32 -0500 2008: Correct me if I'm wrong, but... I was under the impression that Darcs is a revision control system. It controls revisions. Well Darcs already does that. So... what's to develop? It's not like it's slow or buggy. I

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-03 Thread Brandon S. Allbery KF8NH
On 2008 Aug 3, at 13:15, Luke Palmer wrote: On Fri, Aug 1, 2008 at 3:45 PM, Eric Kow [EMAIL PROTECTED] wrote: I would contribute to darcs if only... I haven't used darcs much, so it's possible that I'll be forced to start contributing by my own binding hypothetical. I would contribute

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Brandon S. Allbery KF8NH
On 2008 Aug 3, at 5:35, Andrew Coppin wrote: Well Darcs already does that. So... what's to develop? It's not like it's slow or buggy. I slow: see ghc moving away from darcs. once you reach a certain number of patches, it becomes *very* slow --- even with darcs 2's speedups. buggy:

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Brandon S. Allbery KF8NH
On 2008 Aug 3, at 5:35, Andrew Coppin wrote: Well Darcs already does that. So... what's to develop? It's not like it's slow or buggy. I Oh, two more under buggy: (a) as mentioned by others, the ghc repos often cause darcs2 to spin without doing anything. (This may secretly be the

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Jason Dagit
I've been lurking on this thread, collecting the valuable feedback. Thanks all. On Sun, Aug 3, 2008 at 12:06 PM, Brandon S. Allbery KF8NH [EMAIL PROTECTED] wrote: On 2008 Aug 3, at 5:35, Andrew Coppin wrote: Well Darcs already does that. So... what's to develop? It's not like it's slow

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-03 Thread Duncan Coutts
beyond ... I had more time. For instance, if you are contributing to other Haskell/volunteer projects, why are you contributing more to them, rather than darcs? It would be useful if some darcs 2 hackers, contributors could help the ghc people evaluate if darcs 2 is still in the running. That would

[Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Ben Franksen
Luke Palmer wrote: On Fri, Aug 1, 2008 at 3:45 PM, Eric Kow [EMAIL PROTECTED] wrote: I would contribute to darcs if only... I haven't used darcs much, so it's possible that I'll be forced to start contributing by my own binding hypothetical. I would contribute to darcs if only it had

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Brandon S. Allbery KF8NH
On 2008 Aug 3, at 19:16, Ben Franksen wrote: The naive way to emulate your split feature would be to create a branch where you delete all the stuff you don't want and then maybe move the subproject to a new directory (nearer the top-level). This doesn't work, however, at least not in

[Haskell-cafe] Re: Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Ben Franksen
Brandon S. Allbery KF8NH wrote: On 2008 Aug 3, at 19:16, Ben Franksen wrote: The naive way to emulate your split feature would be to create a branch where you delete all the stuff you don't want and then maybe move the subproject to a new directory (nearer the top-level). This doesn't work,

[Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread Trent W. Buck
Ashley Moran [EMAIL PROTECTED] writes: On Aug 03, 2008, at 5:36 pm, Ketil Malde wrote: Seems I needed a newer darcs - the one shipped with Ubuntu is 1.0.9, which appears to be too old, and it works when I build a new 2.0.2 from the tarball. (Anybody with write access to the front page who

Re: [darcs-users] [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread John Goerzen
Ashley Moran wrote: On Aug 03, 2008, at 3:36 pm, David Bremner wrote: I think this view is probably coloured by your background in web development. I have used git for about a year now, and never visited GitHub. I'm not saying you have to like git, but it does have other features other

Re: [Haskell-cafe] Re: poll: how can we help you contribute to darcs?

2008-08-03 Thread John Goerzen
Andrew Coppin wrote: Trent W. Buck wrote: I don't know why, but a lot of people I spoke to seemed to have that impression, and I essentially had to wave changelogs under their face to convince them that darcs was still being worked on *at all*. I had to point out that it was a *release*

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-02 Thread Jason Dusek
Eric Kow [EMAIL PROTECTED] wrote: I would contribute to darcs if only... ...there were interest in binary file handling. -- _jsn ___ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe

Need help with GHC API and GHC internals

2008-08-01 Thread Mark Tullsen
:: ParsedSource I've got a giant AST that I need to traverse for names, there being no help in the compiler to do so, AFAIK. b) If I use this field coreBinds :: Maybe [CoreBind] although I've got a simpler type to deal with, and some useful functions (e.g

[Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-01 Thread Eric Kow
Dear Haskellers, I would like to take an informal poll for the purposes of darcs recruitment. Could you please complete this sentence for me? I would contribute to darcs if only... The answers I am most interested in hearing go beyond ... I had more time. For instance, if you are

[Haskell-cafe] Re: [darcs-users] poll: how can we help you contribute to darcs?

2008-08-01 Thread allan
I would contribute to darcs if only It didn't already do exactly what I want it to. As you've said darcs is really good for small-to-medium sized projects, particularly with few developers. Those are exactly the projects I happen to be working on. For my work I use darcs on a slightly larger

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-01 Thread david48
I'd love to see a git-gui like interface to darcs. ___ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-01 Thread Brandon S. Allbery KF8NH
On 2008 Aug 1, at 11:45, Eric Kow wrote: Dear Haskellers, I would like to take an informal poll for the purposes of darcs recruitment. Could you please complete this sentence for me? I would contribute to darcs if only... The darcs2 announcement strongly suggested that darcs would no

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-01 Thread wren ng thornton
, if you are contributing to other Haskell/volunteer projects, why are you contributing more to them, rather than darcs? ...I knew how to help (and had the time). The You Too Can Hack on Darcs blog series is a really good idea. One problem many open-source projects suffer from is it not being

Re: [Haskell-cafe] poll: how can we help you contribute to darcs?

2008-08-01 Thread Neil Mitchell
think a lot of people get jumpy when it comes to version control software] One thing that might help is splitting bits of darcs into libraries. There have been various things in darcs which are now separate libraries - ByteString and FilePath both have/had parallels in darcs. By making a separate

Re: [Haskell-cafe] Data Types a la Carte - automatic injections (help!)

2008-07-29 Thread Nicolas Frisby
I have accomplished this in two ways. Either drop the reflexive rule and introduce a void sentinel type or use TypeEq (... you said everything was fair game!) to explicitly specify the preference for the reflexive case over the inductive case. An advantage of TypeEq is that you can avoid

[Haskell-cafe] Data Types a la Carte - automatic injections (help!)

2008-07-28 Thread Kenn Knowles
I have a question about Data Types a la Carte (http://www.cs.nott.ac.uk/~wss/Publications/DataTypesALaCarte.pdf) and more generally hacking smart coproduct injections into Haskell (all extensions are fair game). {-# LANGUAGE

Re: [Haskell-cafe] Data Types a la Carte - automatic injections (help!)

2008-07-28 Thread Brandon S. Allbery KF8NH
On 2008 Jul 28, at 23:23, Kenn Knowles wrote: What confuses me is that IncoherentInstances is on, but it is still rejected by GHC 6.8.3 seemingly for being incoherent. I haven't tried it with any other version. Am I missing something? Any suggestions or pointers? Er? Looks to me like it

Re: ghc 6.8.3 build error with __DISCARD__ linking problem, please help!

2008-07-26 Thread Yu Di
Marlow [EMAIL PROTECTED] To: Yu Di [EMAIL PROTECTED] Cc: glasgow-haskell-users@haskell.org Sent: Friday, July 25, 2008 3:52:01 AM Subject: Re: ghc 6.8.3 build error with __DISCARD__ linking problem, please help! Yu Di wrote: Hi, I am trying to build ghc 6.8.3 from source release, my currently

Re: ghc 6.8.3 build error with __DISCARD__ linking problem, please help!

2008-07-25 Thread Simon Marlow
Yu Di wrote: Hi, I am trying to build ghc 6.8.3 from source release, my currently installed version is ghc 6.4.2 (x86 linux binary release version), and I got: /usr/local/ghc/bin/ghc -o ghc-pkg.bin -H16m -O -cpp -Wall -fno-warn-name-shadowing -fno-warn-unused-matches -DUSING_COMPAT

ghc 6.8.3 build error with __DISCARD__ linking problem, please help!

2008-07-24 Thread Yu Di
Hi, I am trying to build ghc 6.8.3 from source release, my currently installed version is ghc 6.4.2 (x86 linux binary release version), and I got: /usr/local/ghc/bin/ghc -o ghc-pkg.bin -H16m -O -cpp -Wall -fno-warn-name-shadowing -fno-warn-unused-matches -DUSING_COMPAT -i../../compat

Re: [Haskell-cafe] Re: Help using Network.Curl

2008-07-21 Thread Chaddaï Fouché
2008/7/19 Jim Burton [EMAIL PROTECTED]: opts = [CurlEncoding text/xml , CurlHttpHeaders [X-EBAY-API-COMPATIBILITY-LEVEL=++compatLevel , X-EBAY-API-DEV-NAME=++devName , X-EBAY-API-APP-NAME=++appName ,

Re: [Haskell-cafe] Re: Help using Network.Curl

2008-07-21 Thread Jim Burton
At Mon, 21 Jul 2008 13:21:06 +0100, =?ISO-8859-1?Q?Chadda=EF_Fouch=E9?= wrote: 2008/7/19 Jim Burton [EMAIL PROTECTED]: opts = [CurlEncoding text/xml , CurlHttpHeaders [X-EBAY-API-COMPATIBILITY-LEVEL=++compatLevel , X-EBAY-API-DEV-NAME=++devName

[Haskell-cafe] Help with optimization

2008-07-20 Thread Mitar
Hi! Profiling says that my program spends 18.4 % of time (that is around three seconds) and 18.3 % of allocations in this function which is saving the rendered image to a PPM file: saveImageList :: String - Int - Int - [ViewportDotColor] - IO () saveImageList filename width height image = do

Re: [Haskell-cafe] Help with optimization

2008-07-20 Thread Adrian Neumann
Maybe your image isn't strict enough and the computations are forced when the image gets written to disc? Am 20.07.2008 um 14:13 schrieb Mitar: Hi! Profiling says that my program spends 18.4 % of time (that is around three seconds) and 18.3 % of allocations in this function which is saving

Re: [Haskell-cafe] Help with optimization

2008-07-20 Thread Mitar
Hi! 2008/7/20 Adrian Neumann [EMAIL PROTECTED]: Maybe your image isn't strict enough and the computations are forced when the image gets written to disc? But it still takes three seconds more than displaying to the screen. This is why I am also thinking that this code is to slow. This and that

Re: [Haskell-cafe] Help with optimization

2008-07-20 Thread Don Stewart
mmitar: Hi! Profiling says that my program spends 18.4 % of time (that is around three seconds) and 18.3 % of allocations in this function which is saving the rendered image to a PPM file: saveImageList :: String - Int - Int - [ViewportDotColor] - IO () saveImageList filename width

[Haskell-cafe] Re: Help using Network.Curl

2008-07-19 Thread Jim Burton
I tried to translate that using the Network.Curl docs and ended up with the following code, but it's not sending the post data correctly (an ebay api error re an unsupported verb, which I am told means a malformed request). Any ideas? The code from a perl tutorial (which works for me, making me

[Haskell-cafe] ghc 6.8.3 build error with __DISCARD__ linking problem, please help!

2008-07-19 Thread Yu Di
Hi, I am trying to build ghc 6.8.3 from source release, my currently installed version is ghc 6.4.2 (x86 linux binary release version), and I got: /usr/local/ghc/bin/ghc -o ghc-pkg.bin -H16m -O -cpp -Wall -fno-warn-name-shadowing -fno-warn-unused-matches -DUSING_COMPAT -i../../compat

[Haskell-cafe] Help using Network.Curl

2008-07-18 Thread Jim Burton
I want to convert this code (a Hello World with the ebay API) to the curl binding in the hope that it will handle SSL and redirections etc better. Can someone give me some pointers please, or a link to an example? I haven't used libcurl or Network.Curl and can't find anything helpful...Thanks!

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