On Sat, Apr 27, 2013 at 12:55 PM, Corentin Dupont
wrote:
> can I ask the compiler to display the type of an inferred value during
> compile time?
> It would be great if I can output a string during compilation with the type.
> A little bit like running :type in GHCi, but without GHCi... Because ru
On Mon, Apr 1, 2013 at 5:56 PM, Edward Z. Yang wrote:
> http://ezyang.com/papers/ezyang13-rlimits.pdf
>
Correct me if I'm wrong, but reading that I don't seem to see any tests
against actual adversarial code - just checking that the limits kick in on
a bunch of ordinary code.
--
gwern
ht
On Tue, Apr 2, 2013 at 1:34 PM, Johannes Waldmann <
waldm...@imn.htwk-leipzig.de> wrote:
> I don't understand mueval's design anyway here:
> do the interpreter options mean that these are automatically on,
> or just that the source text will be allowed to switch then on?
> (I'd prefer the latter.)
On Mon, Mar 18, 2013 at 4:31 PM, OWP wrote:
> If I may ask, I'm not quite sure what O(2^n) and O(1) are?
Just a metaphor using algorithmic complexity, is all.
> I'm curious, were not all these built on the foundation of Moore's
> Law? Everything Vigoda lists has Moore's Law in mind. If Moore's
On Sun, Mar 17, 2013 at 5:56 PM, OWP wrote:
> These "stock architectures", were they really so good that they out
> performed the specialized ones on it's own merits or was this mainly due to
> Moore's Law on transistors? In other words, suppose we separate Moore's Law
> from the stock architectu
On Fri, Mar 15, 2013 at 5:17 PM, Edward Z. Yang wrote:
> There is a lot of subtlety in this space, largely derived from the
> complexity of interpreting GHC's current profiling information. Your
> questions, comments and suggestions are greatly appreciated!
How secure is this? One of the reasons
On Wed, Feb 20, 2013 at 1:35 PM, Jan Stolarek wrote:
> Gwern, and what do you think about James' fork of lambdabot? It seems that
> there was a lot of work
> put into it and that this is indeed a good starting point to continue
> development.
I haven't looked at the diffs; if as he says the sec
On Wed, Feb 20, 2013 at 12:59 PM, Jan Stolarek wrote:
> Exactly. This allows to use and develop these packages independently of
> lambdabot and I consider
> that a Good Thing. I'm also much in favor of using git, because github allows
> easy collaboration
> between community members.
It may be
On Tue, Feb 19, 2013 at 5:36 PM, Jan Stolarek wrote:
> - remove unlambda, brainfuck and show from the repo. They are on hackage, no
> need to keep them
> here - these packages aren't even used in the build process.
Where will they go?
--
gwern
http://www.gwern.net
On Wed, Feb 6, 2013 at 5:36 PM, Petr Pudlák wrote:
> Does anybody collect them or know about such a collection?
You can look at the Haskell Weekly News quote sections, or you can
download the lambdabot source repo and read the State/quote file.
--
gwern
http://www.gwern.net
___
On Sat, Feb 2, 2013 at 3:19 PM, Nick Rudnick wrote:
> Roughly, I would say the differences in runtime can reach a factor as much
> as 1:10 at many times -- and so I am curious whether this subject has
> already been observed or even better discussed elsewhere. I have spoken to
> somebody, and our
One thing you could do is download Hackage (easy enough with a little
scripting of 'cabal list'; see for example
http://www.haskell.org/pipermail/haskell-cafe/2011-July/093669.html ),
unpack, and use Language.Haskell.Exts to parse every Haskell file.
Here are two examples from the past:
1. http://
The Wheel turns, and months come and pass, leaving web links that fade
into 403 Forbiddens; a wind rose in NYC, whispering of the coming
Winter...
As is now customary for me, I've looked into how the 2012 SoCs went -
the better to feed my misanthropic heart by mocking the students who
failed my wh
On Wed, Nov 28, 2012 at 3:24 PM, Roman Beslik wrote:
> A humble link "What links here" to the right will help you find those pages.
Only for wikipages, nowhere else on the Internet.
--
gwern
http://www.gwern.net
___
Haskell-Cafe mailing list
Haskell-
On Sun, Nov 11, 2012 at 11:59 AM, Doug McIlroy wrote:
> So it seems to be with Haskell Platform, which aims to include
> "all you need to get up and running"--"an extensive set of
> standard libraries and utilities with full documentation." I
> get the impression that the Platform is bedeviled by
On Fri, Oct 26, 2012 at 4:51 PM, Henk-Jan van Tuyl wrote:
>
> L.S.,
>
> I thought you might be interested to know, that I have translated one of
> prof. Edsger W. Dijkstra's writings to English[0]. I will submit this
> translation to the E. W. Dijkstra Archive of the University of Texas[1].
Comme
On Tue, Oct 23, 2012 at 1:53 AM, Myles C. Maxfield
wrote:
> Is there a better way to make this algorithm discoverable?
How about deprecation pragmas?
http://www.haskell.org/ghc/docs/7.2.2/html/users_guide/pragmas.html
--
gwern
http://www.gwern.net
__
On Thu, Oct 18, 2012 at 5:03 PM, Jason Dusek wrote:
> For diagnostic purposes, I'd like to print the PID of the
> process attached to this handle -- how best to do that?
In Mueval when I wanted the PID (so I could later send sigkills), I did this:
hdl <- runProcess "mueval-core" args N
On Tue, Sep 25, 2012 at 8:45 PM, Richard O'Keefe wrote:
> That doesn't work either. Consider the list [1,1,1,1,1].
> The element just after the 5th odd number in the list is 1;
> takeWhile (/= 1) will thus return [] instead of [1,1,1,1].
I'm not sure that OP would prefer [1,1,1,1] to []. Another
On Tue, Sep 25, 2012 at 8:17 PM, Richard O'Keefe wrote:
> Wrong. The original poster gave an explicit example
> in which even elements were *retained* in the output,
> they just weren't *counted*.
You are at least the fourth person to email me now to point this out.
I'm glad I could make four pe
On Tue, Sep 25, 2012 at 1:42 PM, Rishabh Jain wrote:
> f x 0 = []
> f (x:xs) y | x `mod` 2 == 0 = x : (f xs y) | otherwise = x : (f xs (y-1))
>
>> f [0..] 4
>> [0,1,2,3,4,5,6,7]
Tsk, tsk. So ugly. How's this:
> let f x = take x . filter odd
>
> f 4 [0..]
~> [1, 3, 5, 7]
Notice that 0 is exclude
On Fri, Aug 24, 2012 at 4:47 PM, Henk-Jan van Tuyl wrote:
> I am trying to fetch wxHaskell with the command
> darcs get --lazy http://code.haskell.org/wxhaskell/
> but there are much too little files downloaded; what could be the problem?
>
> I'm working on Windows XP, both in an MS-DOS shell an
On Fri, Aug 3, 2012 at 10:34 PM, damodar kulkarni
wrote:
> So, another doubt, if detecting spam is trivial, then why not just send the
> detected spam to trash directly without any human inspection?
> This may mean some trouble for the posters due to "false positives"; but the
> moderator's job ca
On Mon, Jul 30, 2012 at 6:59 PM, Alexander Solla wrote:
> We could even have a "report spam" button on each page, and if enough users
> click on it (for a given revision), the revision gets forwarded to a
> moderator.
This would be useless. The problem is not detecting spam, since that's
quite tr
On Wed, Jul 18, 2012 at 11:12 AM, James Cook wrote:
> It diverged from the official version quite a while ago, but it builds on
> the latest GHC and uses Safe Haskell for the @eval module.
That doesn't sound very safe. How does it handle all the DoS attacks
etc in the mueval test suite?
--
gw
On Sat, Jan 21, 2012 at 8:18 AM, Twan van Laarhoven wrote:
> Notice that there are lots of "miku-X" prefixes found. This is probably not
> what you want. What exactly do you want the algorithm to do? For example, ""
> is obviously a prefix of every string, but it is not very long. On the other
> h
On Fri, Jan 20, 2012 at 1:57 PM, Twan van Laarhoven wrote:
> Here is some example code (untested):
Well, you're right that it doesn't work. I tried to fix the crucial
function, 'atLeastThisManyDescendants', but it's missing something
because varying parts doesn't much affect the results when I tr
Recently I wanted to sort through a large folder of varied files and
figure out what is a 'natural' folder to split out, where natural
means something like >4 files with the same prefix. (This might be
author, genre, subject, whatever I felt was important when I was
naming the file.) Now usually I
On Wed, Jan 18, 2012 at 3:05 PM, Conal Elliott wrote:
> Has anyone implemented pattern-matching & substitution for
> haskell-src-exts? - Conal
I don't know what exactly you are looking for, but I remember banging
together a function-name search script using haskell-src-exts and
'find' last summe
The Wheel turns, and months come and pass, leaving blog posts that
fade into 404s; a wind rose in Mountain View, whispering of the coming
Winter...
Tonight I sat down and finally looked into the 2011 SoCs to see how
they turned out and judge them according to my whimsically arbitrary
and subjectiv
On Thu, Oct 13, 2011 at 11:52 AM, Sean Leather wrote:
> On Wed, Oct 12, 2011 at 12:35, Yves Parès wrote:
>>
>> I re-head recently about Google Knol, which is IMO some crossing-over
>> between a wiki and a blog.
>> Are there some people that use it here to write haskell-related articles
>> instead
On Mon, Sep 5, 2011 at 1:43 PM, Joachim Breitner
wrote:
> Do you think this could be useful (from a user point of view)? Has this
> idea maybe already been proposed?
How does it compare with Oleg's typeclass approach?
http://okmij.org/ftp/Haskell/types.html#Prepose
--
gwern
http://www.gwern.net
On Mon, Aug 29, 2011 at 11:47 AM, Gwern Branwen wrote:
> As well, in no Google hit did I find any specific citation to
> Dijkstra. Hence, I conclude that because it is insightful and sounds
> like Dijkstra (eg. his submarine quote), it has become apocryphally
> associated with him
On Mon, Aug 29, 2011 at 12:18 PM, aditya siram wrote:
> I'm afraid you're going to have a lot of OCD's completely miss the point of
> your email and annoy you with comments about the quote which you'll then
> have to refute.
I dunno, I found the quote interesting. I had typed up a scornful
respon
On Mon, Aug 29, 2011 at 11:19 AM, Jerzy Karczmarczuk
wrote:
> It is unsourced, repeated without discernment, and Dijkstra cannot confirm
> (or deny) it any more. Somehow I cannot believe he said that...
> Dijkstra began to study physics, and a physicist would be reluctant to make
> such puns. Why?
On Fri, Jul 1, 2011 at 5:37 PM, Gwern Branwen wrote:
> Looking at it, the index tarball contains the .cabal files for all
> versions known to Hackage, which isn't necessarily the interesting set
> of cabal files - I'm usually more interested in just the cabal files
> of
Another thing you can do along the same lines is generate a script to
download all the repos from packages which declare repos. Some ugly
code:
import Data.Maybe (fromJust)
import Distribution.PackageDescription
import Distribution.PackageDescription.Parse
import Control.Monad (unless)
main :: IO
On Fri, Jul 1, 2011 at 5:23 PM, Rogan Creswick wrote:
>
> I think the index tarball has all the info you need, and would be
> faster to retrieve / process, if you or anyone else needs to get the
> .cabal files again:
>
> http://hackage.haskell.org/packages/archive/00-index.tar.gz (2.2mb)
Looking
On Fri, Jul 1, 2011 at 4:49 PM, L Corbijn wrote:
> Is this including or exluding 'or'-ed dependency lists like
> http://hackage.haskell.org/package/hugs2yc ?
Excluding, it seems. When I run the script on that tarball:
$ tar --wildcards "*.cabal" -Oxf `find . -name "*.tar.gz" | g hugs2yc`
| runha
Athas on #haskell wondered how many dependencies the average Haskell
package had. I commented that it seemed like some fairly simple
scripting to find out, and as these things tend to go, I wound up
doing a complete solution myself.
First, we get most/all of Hackage locally to examine, as tarballs
On Mon, Jun 6, 2011 at 4:45 PM, Greg Weber wrote:
> Gitit uses darcs or git to store data, but through the command line
> interfaces. Unfortunately to my knowledge darcs does not expose a library
> interface. Gitit could be made faster and more secure by interfacing with
> libgit2.
Darcs does ex
On Fri, Jun 3, 2011 at 4:17 PM, Eric Rasmussen wrote:
> This is a bit of a tangent, but has anyone developed wiki software in
> Haskell?
Gitit is the most developed one, and it's been suggested in the past
that hawiki move over. It's not a good idea for a couple reasons,
which I've said before bu
On Wed, May 25, 2011 at 11:08 AM, Jacek Generowicz
wrote:
> Quite possibly not, but it would it be too much to ask, to have the
> documentation mention that they need to be installed separately if you
> intend to use them through lambdabot?
I've just added them to the dependencies.
> I've alread
On Wed, May 25, 2011 at 6:22 AM, Jacek Generowicz
wrote:
> I had assumed that it connected to a server.
It did at one point, but Hoogle had downtime and the local hoogle
command was just as good and worked offline.
> (Maybe my assumption was not entirely unfounded, given that the installation
>
On Tue, May 24, 2011 at 7:00 AM, Jacek Generowicz
wrote:
> I've installed lambdabot, but check within it seems to be broken: the only
> answer it ever gives is "Terminated". For example:
>
> lambdabot> check True
> Terminated
> lambdabot>
>
>
>
> quickCheck works just fine in a GHCi session:
>
>
On Fri, Apr 30, 2010 at 12:02 PM, Gwern Branwen wrote:
> On Fri, Apr 30, 2010 at 11:51 AM, Jesper Louis Andersen
> wrote:
>> On Fri, Apr 30, 2010 at 5:38 PM, Gwern Branwen wrote:
>>> Nothing in http://develop.github.com/ seems especially useful for
>>> grabbing t
On Wed, Feb 23, 2011 at 1:18 PM, Johan Tibell wrote:
>
> Could you manually look at some of them to see if you find something
> interesting. In particular `Set.size s == 0` (a common use of size in
> imperative languages) could be replaced by `Set.null s`.
You could look at them yourself; I attac
On Sat, Feb 12, 2011 at 11:00 AM, Robert Clausecker wrote:
> Is there any reason, that one can't find a function that splits a list
> at a seperator in the standard library? I imagined something like this:
>
>
> splitSeperator :: Eq a => a -> [a] -> [[a]]
>
> splitSeperator ',' "foo,bar,baz"
2 years ago in February 2009, I wrote up a history of Summers of Code
through 2008
(http://www.haskell.org/pipermail/haskell-cafe/2009-February/055489.html).
But the Wheel turns, and years come and pass, leaving memories that
fade into 404s; a wind rose in Mountain View, whispering of the coming
S
On Thu, May 13, 2010 at 11:38 AM, Gwern Branwen wrote:
> On Tue, May 11, 2010 at 3:00 AM, Bjorn Bringert wrote:
>> I support finding a new maintainer.
>
> Alright; as the old maintainer, I guess it falls on you to advertise
> on -cafe and libraries.
Has a request gone out ye
On Sun, Jan 30, 2011 at 11:30 AM, JETkoten wrote:
> The way it defaults to now is that the cursor stays in the topmost editing
> half of the split screen, and I inevitably begin typing and mess up my code
> and have to do some backspacing and then mouse over to the bottom half.
>
> :)
>
> I check
On Thu, Jan 20, 2011 at 5:33 PM, Max Bolingbroke
wrote:
> On 20 January 2011 20:50, Gwern Branwen wrote:
>> Notice the flag defaults to False, not True. When I tried it with True, I
>> got:
>>
>> $ cabal install
>> Resolving dependencies...
>> cabal: depen
On Thu, Jan 20, 2011 at 12:45 PM, Max Bolingbroke
wrote:
> On 20 January 2011 17:30, Gwern Branwen wrote:
>>> * You need to loosen the base upper bound to < 4.4
>>> * If using base >= 4, you need to depend on the syb package as well
>>> (current version
On Thu, Jan 20, 2011 at 3:24 AM, Max Bolingbroke
wrote:
> On 20 January 2011 01:51, Gwern Branwen wrote:
>> It had a lot of issues which meant it wouldn't build anywhere, where
>> at least the Hackage version worked at some point. I spent this
>> evening working on fi
On Tue, Jan 18, 2011 at 3:41 PM, Max Bolingbroke
wrote:
> That sounds like a good thing to do. Also, oo you know if there's any
> reason that the most recent lambdabot is not pushed to Hackage? That
> might make things even easier for others who wish to install it. It
> certainly confused me!
>
>
On Fri, Jan 7, 2011 at 11:00 AM, Max Bolingbroke
wrote:
>
> Well, I tried to see if I could reproduce your problem but didn't get
> to this stage. It looks like v4.2.2.1 from Hackage hasn't been updated
> for donkeys years and breaks massively because of at least the new
> exceptions library, mtl
I'd like to announce a small utility and library which builds on my
WebArchive plugin for gitit: archiver
http://hackage.haskell.org/package/archiver Source is available via
`darcs get http://community.haskell.org/~gwern/archiver/`.
The library half is a simple wrapper around the appropriate HTTP
2010/10/27 Don Stewart :
> gue.schmidt:
>> Hi all,
>>
>> do we Haskellers have a complete Mail client library?
>
> As always, look on Hackage:
>
>
> http://www.google.com/search?hl=en&as_sitesearch=hackage.haskell.org/package&as_q=email
Besides the tagged packages, there are a few other places
On Sun, Oct 24, 2010 at 10:22 AM, Nicolas Pouillard
wrote:
> On Sun, 24 Oct 2010 00:28:37 +0200, Manlio Perillo
> wrote:
>> Hi.
>>
>> What are the available methods to execute IO actions from pure code?
>>
>> I know only unsafePerformIO and foreign import (to call a non pure
>> foreign function)
On Sat, Oct 2, 2010 at 4:13 PM, Michael Snoyman wrote:
> I understand the advantages to splitting into multiple pages, but on
> the other hand it *does* make it more difficult to locate information.
> My guess is a good search function on the wiki will make that point
> moot. Overall, looks like y
On Fri, Oct 1, 2010 at 5:00 PM, Matthias Kilian wrote:
> On Fri, Oct 01, 2010 at 09:29:32PM +0100, Malcolm Wallace wrote:
>> >The slides are here:
>> >
>> >
>> > http://donsbot.wordpress.com/2010/10/01/hackage-cabal-and-the-haskell-platform-the-second-year/
>>
>> And the video is here:
>> h
On Wed, Sep 22, 2010 at 11:15 AM, David Sankel wrote:
> I can understand why it would be slightly better for any website to not
> require JavaScript clients since it becomes a bit more accessible. I'm
> confused though about why being a "professional developer" site would make
> this feature even
On Tue, Aug 24, 2010 at 2:48 AM, David Virebayre
wrote:
> 2010/8/23 Christopher Done :
>
>> Any suggestions would be appreciated.
>
> Isn't there the possibility to mute a thread in gmail ? You need to
> activate keyboard shortcuts, then "?" gives you a list of keys. m
> seems to be used to mute a
On Sun, Jul 11, 2010 at 2:28 PM, Mike Dillon wrote:
> begin Mike Dillon quotation:
>> Being that there is only one active admin on the Haskell.org wiki
>> (User:Ashley Y), I believe the fact that this page is editable by any
>> user is a policy decision to allow the community to contribute. The
>>
On Sat, Jun 19, 2010 at 2:45 PM, Mike Dillon wrote:
> Actually, it looks like MediaWiki:Newarticletext probably needs to be
> edited as well since that's what you see when you click through a red
> link. The others are for the top text after a search using "Go" and
> "Search" respectively.
>
> Unf
On Tue, Jun 1, 2010 at 10:25 AM, David Leimbach wrote:
> I'm still trying to figure out what the point of the shootout really is. If
> there's no dedicated folks working with a language there, trying to make
> things run faster, a language will come out looking inefficient potentially.
> There's
On Tue, May 11, 2010 at 12:16 AM, Tom Hawkins wrote:
>>
>> The tarball was missing its Rules.hs; as it happens, GHC has a module
>> named Rules.hs as well, hence the confusing error. I've uploaded a
>> fresh one that should work.
>
> Thanks. This builds and installs fine.
>
> But I think there is
On Mon, May 10, 2010 at 4:50 PM, Tom Hawkins wrote:
>> In fact, if you just want
>> Read-like functionality for a set of Haskell datatypes, use polyparse: the
>> DrIFT tool can derive polyparse's Text.Parse class (the equivalent of Read)
>> for you, so you do not even need to write the parser your
On Wed, May 5, 2010 at 4:29 PM, Limestraël wrote:
> Yes, the xmonad approach is very neat, but I see 2 major (IMO) drawbacks to
> it:
> 1) The end-user has to have GHC, and all the necessary libraries to compile
> the configuration
> 2) A scripting language should be simple and QUICK to learn : Ha
On Mon, May 3, 2010 at 5:47 PM, Kyle Murphy wrote:
> That's also the approach Yi uses. I'm fairly certain there's a library on
> hackage that makes writing up programs in that style fairly trivial,
http://hackage.haskell.org/package/dyre
--
gwern
___
On Sat, May 1, 2010 at 10:05 AM, Aaron Gray
wrote:
> Hi,
> I am relatively new to Haskell. I am attempting to get "Typing Haskell in
> Haskell" to work on HUGS or GHC.
> http://web.cecs.pdx.edu/~mpj/thih/
> I am getting an error on loading SourcePrelude :-
> Hugs> :l SourcePrelude
> ERROR
On Fri, Apr 30, 2010 at 11:51 AM, Jesper Louis Andersen
wrote:
> On Fri, Apr 30, 2010 at 5:38 PM, Gwern Branwen wrote:
>> Nothing in http://develop.github.com/ seems especially useful for
>> grabbing the git:// URLs of all repos by language - just by user.
>>
>> The
Along the lines of
http://blog.patch-tag.com/2010/03/13/mirroring-patch-tag/ for
downloading all patch-tag.com repositories, I've begun to wonder how
to download all Github repositories since more and more people seem to
be using it.
Nothing in http://develop.github.com/ seems especially useful fo
On Fri, Apr 23, 2010 at 7:17 PM, Ivan Lazar Miljenovic
wrote:
> Keith Sheppard writes:
>> Set up a server to poll the "Source-Repository head" of every hackage
>> package that includes one in it's cabal file, then rerun the build any
>> time a change is detected. This may be a good excuse to impl
On Sat, Apr 17, 2010 at 5:30 PM, Carter Schonwald
wrote:
> Hello all,
> I can't seem to find it documented anywhere as to the default directories
> that cabal puts its information in (its certainly not in ~/.cabal ), as
> I'm finding that even when I try to do a "reinstall" of the haskell
> plat
On Fri, Apr 9, 2010 at 10:20 AM, Neil Brown wrote:
> Ivan Lazar Miljenovic wrote:
>>
>> As of 6.12.1, the new -fwarn-unused-do-bind warning is activated with
>> -Wall. This is based off a bug report by Neil Mitchell:
>> http://hackage.haskell.org/trac/ghc/ticket/3263 .
>>
>> However, does it make
On Thu, Apr 8, 2010 at 4:08 PM, Yves Parès wrote:
>
> Hello Cafe,
>
> I have a question about program design.
> Let's say I have a simple sequential game (a TicTacToe for instance, but
> with more than 2 players).
> I have a Player datatype which is like:
>
> data Player m = Player {
> plName :
On Tue, Apr 6, 2010 at 11:17 AM, Stephen Tetley
wrote:
> On 6 April 2010 15:09, Mario Blažević wrote:
>
>> A question of my own: is there any written design (an academic paper
>> would be perfect) of a functional shell language?
>
>
> Olin Shivers has written a detailed paper on Scsh.
>
>
On Sun, Apr 4, 2010 at 5:28 PM, David House wrote:
> Hi,
>
> An issue came up on #haskell recently with Hackage accounts requiring
> real names. The person in question (who didn't send this email as he's
> wishing to remain anonymous) applied for a Hackage account and was
> turned down, as he refu
On Thu, Apr 1, 2010 at 11:13 AM, Jeremy Shaw wrote:
> fps is what we now call bytestring. Alas, hsplugins is dead. hsplugins is
> useful, but needs to be rewritten for modern GHC :(
> - jeremy
I never looked into hsplugins too carefully. Did it offer anything
that Hint doesn't now offer?
--
gwe
On Tue, Mar 23, 2010 at 9:27 AM, Bas van Dijk wrote:
> On Tue, Mar 23, 2010 at 2:13 PM, Sebastiaan Visser wrote:
>> Nice! This is certainly worth it.
>
> I'm glad you like it.
>
> Sebastiaan, I made the same mistake as threadmanager does: I forgot to
> block before installing the deleteMyPid exce
On Wed, Mar 3, 2010 at 10:56 AM, Tom Hawkins wrote:
> On Wed, Mar 3, 2010 at 7:24 AM, Alexander Dunlap
> wrote:
>> On Tue, Mar 2, 2010 at 9:06 PM, Tom Hawkins wrote:
>>> How do I track down an reference to an undefined value? My program
>>> must not be using a library correctly because the prog
On Tue, Mar 2, 2010 at 1:04 AM, Benjamin L. Russell
wrote:
> There is an interesting, if somewhat dated, suggestion on "Lambda the
> Ultimate" (see http://lambda-the-ultimate.org/node/1748) that "someone
> translate Doug Hofstadter's Scientific American columns introducing
> Scheme to a general au
2010/2/23 Jonas Almström Duregård :
> Hi Rafael,
>
> I assume you will perform this operation on some very large lists, or
> performance would not be an issue. Have you tested if your optimized
> version is better than your initial one?
>
> You should compare your implementation against something l
On Fri, Feb 19, 2010 at 5:20 PM, Paul Johnson wrote:
> If you go to
> http://www.ohloh.net/languages/compare?l0=haskell&measure=projects and look
> at the number (not percentage) of Haskell projects you see it rise
> exponentially until the start of 2008 and then suddenly drop away. Does
> anyone
On Thu, Feb 11, 2010 at 11:49 AM, Hans van Thiel wrote:
> Hello,
> Somewhat in response to the original post about Haskell engineers I, II
> and III. This confirms the remark that Haskell experience is now being
> appreciated, though not (yet) used (very much). Steven Grant, recruiter
> from Googl
On Mon, Feb 8, 2010 at 5:35 PM, Henning Thielemann
wrote:
> Ketil Malde schrieb:
>>
>> "Henk-Jan van Tuyl" writes:
>>
>>
>>>
>>> There are a lot of links in the haskellwiki that point to projects at
>>> darcs.haskel.org; I hope that anyone who moves a project, looks the
>>> links up and updates
On Fri, Feb 5, 2010 at 3:38 PM, Niklas Broberg wrote:
> I'm at a loss as to what criteria is actually used to judge success
> here. It seems to me a bit like the eternal discussion between "basic
> research" and "applied research". Just because something
> (research/library/project) doesn't have a
On Fri, Feb 5, 2010 at 6:20 AM, Sittampalam, Ganesh
wrote:
> Gwern Branwen wrote:
>> On Wed, Feb 3, 2010 at 8:14 PM, Henk-Jan van Tuyl
>> wrote:
>>> On Wed, 03 Feb 2010 23:34:34 +0100, Neil Mitchell
>>>
>>> wrote:
>>>
>>>> Hi G
On Wed, Feb 3, 2010 at 8:14 PM, Henk-Jan van Tuyl wrote:
> On Wed, 03 Feb 2010 23:34:34 +0100, Neil Mitchell
> wrote:
>
>> Hi Gwern,
>>
>> Please update: "haskell-src-exts -> haskell-src" **Unknown**
>>
>> This project was an unqualified success. haskell-src-exts is now one
>> of the most common
On Tue, Feb 2, 2010 at 5:11 PM, Johan Tibell wrote:
> On Tue, Feb 2, 2010 at 2:06 PM, Neil Mitchell wrote:
>>
>> I'd also be happy to mentor. Where is the official place to collect
>> project ideas? We used trac previously, are we still using it or are
>> we now on Reddit?
>
> Is there a way to p
On Tue, Feb 2, 2010 at 1:59 PM, wrote:
> OK, I'm working on matrix stuff in Haskell now (I've been trying to get
> the professor to approve that) and when I use cabal install to install
> hmatrix, it fails at HUnit with:
> ---
> Configuring HUnit-1.2.2.1...
> Preprocessing library HUnit-1
On Mon, Jan 25, 2010 at 3:47 PM, Jake Wheat
wrote:
> Hello all,
>
> I was looking for the HList darcs repo at:
>
> http://darcs.haskell.org/HList/
>
> but it seems to be missing. Has it been moved somewhere else?
>
> Thanks,
> Jake Wheat
It was there as of 15 September 2009 when I sent Oleg my la
On Mon, Jan 18, 2010 at 6:17 PM, Ian Lynagh wrote:
> On Mon, Jan 18, 2010 at 07:35:31PM +, Andy Gimblett wrote:
>>
>> I want to register an account on hackage's trac instance, but the
>> "register an account" link on the start page:
>>
>> http://hackage.haskell.org/trac/hackage/wiki/WikiStart
On Sun, Jan 17, 2010 at 9:55 AM, Ozgur Akgun wrote:
> Cafe,
>
> I've been trying to install vacuum-cairo using cabal but I couldn't have it
> installed because of the missing packages cairo, svg and gtkcairo.
>
> What should I do to install vacuum-cairo?
>
> Thanks for any help in advance,
Those
On Sat, Nov 29, 2008 at 8:02 PM, John Meacham wrote:
> On Sat, Nov 29, 2008 at 11:41:03PM +0100, Daniel Fischer wrote:
>> Great, nothing I don't already have, so download the source tarball, unpack
>> and
>> ./configure --prefix=$HOME
>> checking for a BSD-compatible install... /usr/bin/install -c
2010/1/10 Günther Schmidt :
> Hi everyone,
>
> as probably most people I find the GUI part of any application to be the
> hardest part.
>
> It just occurred to me that I *could* write my wxHaskell desktop application
> as a web app too.
>
> When the app starts, a haskell web server start listening
On Wed, Jan 6, 2010 at 7:35 PM, Tony Morris wrote:
> Gwern Branwen wrote:
>> On Wed, Jan 6, 2010 at 7:23 PM, Tony Morris wrote:
>>
>>> ghc -e "import Control.Monad; forM [[1,2,3]] reverse"
>>>
>>
>> As of 6.10.2, the bug whereby the GHC API
On Wed, Jan 6, 2010 at 7:23 PM, Tony Morris wrote:
> ghc -e "import Control.Monad; forM [[1,2,3]] reverse"
As of 6.10.2, the bug whereby the GHC API lets you use functions from
anywhere just by naming them (Java-style) has not been fixed:
$ ghc -e "Control.Monad.forM [[1,2,3]] reverse"
package f
On Fri, Dec 25, 2009 at 5:14 AM, Svein Ove Aas wrote:
> On Thu, Dec 24, 2009 at 11:38 PM, Roman Cheplyaka wrote:
>> So, let's think what we can do at runtime. Suppose RTS takes the parameter --
>> upper limit of consumed memory. When it sees that memory consumption is
>> close to upper bound, it
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