I would like to suggest that the bar for breaking all existing libraries,
books, papers, and lecture notes should be very high; and that the benefit
associated with such a breaking change should be correspondingly huge.
This proposal falls far short of both bars, to the extent that I am
On Tue, Jan 20, 2015 at 3:02 PM, Herbert Valerio Riedel h...@gnu.org wrote:
I'm a bit confused, several past attoparsec versions seem to build just
fine with GHC 7.10:
https://ghc.haskell.org/~hvr/buildreports/attoparsec.html
were there hidden breakages not resulting in compile errors?
On Wed, May 14, 2014 at 7:02 PM, John Lato jwl...@gmail.com wrote:
I would have expected this would have affected a lot users, but as I
haven't heard many complaints (and nobody else said anything here!) maybe
the impact is smaller than I thought.
I think people just haven't migrated much to
On Tue, Jan 28, 2014 at 12:36 PM, Alvaro J. Genial gen...@alva.ro wrote:
Aye... if it helps, I'm open to typeclass suggestions. :)
Don't use a typeclass at all: just write encode and decode functions.
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On Tue, Sep 3, 2013 at 3:56 PM, Simon Yarde simonya...@me.com wrote:
I'm new to Haskell and have reached an impasse in understanding the
behaviour of sockets.
Your question is actually not related to Haskell at all, but is a general
I don't understand socket programming question. You're being
On Mon, Aug 26, 2013 at 1:46 AM, Niklas Hambüchen m...@nh2.me wrote:
This is because sequence is implemented as
sequence (m:ms) = do x - m
xs - sequence ms
return (x:xs)
and uses stack space when used on some [IO a].
This problem
On Sat, Apr 27, 2013 at 2:23 AM, Alistair Bayley alist...@abayley.orgwrote:
How's about Creole?
http://wikicreole.org/
Found it via this:
http://www.wilfred.me.uk/blog/2012/07/30/why-markdown-is-not-my-favourite-language/
If you go with Markdown, I vote for one of the Pandoc
On Sat, Apr 27, 2013 at 1:47 PM, Ben midfi...@gmail.com wrote:
asciidoc has been mentioned a few times in comments, i think it's worth
looking at.
This is the problem I was afraid of: for every markup syntax under the sun,
someone will come along to champion it.
The choice of one or N
On Wed, Apr 24, 2013 at 10:47 AM, Duncan Coutts
duncan.cou...@googlemail.com wrote:
I address it briefly in my thesis [1], Section 4.8.2. I think it's a
fundamental limitation of stream fusion.
See also concat, where the naive fusion-based implementation has quadratic
performance:
concat ::
On Fri, Feb 8, 2013 at 1:29 AM, Tim Watson watson.timo...@gmail.com wrote:
Likewise, I'm in the process of setting up Elastic Bamboo on EC2 for Cloud
Haskell and would be very interested in seeing how you've dealt with
multiple versions of GHC.
It's easy to parameterize builds in Jenkins
I've already submitted it, thanks.
The Fortran program commits the same sin as the C++ one, of doing floating
point arithmetic in the inner loop; that's why it's slow.
On Dec 27, 2012, at 18:05, Branimir Maksimovic bm...@hotmail.com wrote:
Thank you. Your entry is great. Faster than fortran
On Tue, Dec 18, 2012 at 12:42 PM, Branimir Maksimovic bm...@hotmail.comwrote:
Seems to me that culprit is in function random as I have tested rest of
code
and didn't found speed related problems.
The problem with your original program was that it was not pure enough.
Because you stored
I took your Haskell program as a base and have refactored it into a version
that is about the same speed as your original C++ program. Will follow up
with details when I have a little more time.
On Tue, Dec 18, 2012 at 12:42 PM, Branimir Maksimovic bm...@hotmail.comwrote:
This time I have
On Sun, Dec 2, 2012 at 3:12 PM, Branimir Maksimovic bm...@hotmail.comwrote:
Well, playing with Haskell I have literally trasnlated my c++ program
http://shootout.alioth.debian.org/u64q/program.php?test=fannkuchreduxlang=gppid=3
and got decent performance but not that good in comparison
with
On Mon, Dec 3, 2012 at 11:18 AM, Branimir Maksimovic bm...@hotmail.comwrote:
Thanks ! Should I contribute your version on shootout site?
Do whatever you like with it.
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On Fri, Nov 30, 2012 at 8:48 AM, Johan Tibell johan.tib...@gmail.comwrote:
I will try to find some time to set up a automatic run of nofib on my
buildbot (which is powerful enough) and have it graph the results over
time (and perhaps even email us when a benchmark dips).
I'll pitch in with
On Wed, Nov 28, 2012 at 1:45 AM, Joachim Breitner nome...@debian.orgwrote:
At the moment, I do not see how dynamically built
Haskell programs are in the interest of our user.
They do offer the prospect of fixing some annoying bugs for free, by
offloading them to existing, working system
On Tue, Nov 27, 2012 at 11:02 AM, Jeff Shaw shawj...@gmail.com wrote:
Once each minute, a thread of my program updates a global state, stored in
an IORef, and updated with atomicModifyIORef', based on query results via
HDBC-obdc.
Incidentally, what kind of database are you talking to? Issues
On Tue, Oct 23, 2012 at 5:53 AM, Myles C. Maxfield myles.maxfi...@gmail.com
wrote:
I am the author/maintainer of the 'punycode' hackage package. After 4
months, I just found that punycode conversion already exists in the
Data.Encoding.BootString package inside the 'encoding' package. I'd like
On Tue, Oct 23, 2012 at 3:26 AM, Eugene Kirpichov ekirpic...@gmail.comwrote:
I'm thinking that a CPS-style parser type could allow returning an
unboxed value as a result of the compiler inlining and fusing together
the parsing code and the code that consumes the parsed value.
Are there any
On Mon, Sep 24, 2012 at 5:53 AM, George Giorgidze giorgi...@gmail.comwrote:
Our second approach to OverloadedLists is to avoid the construction of
lists altogether. By typechecking and desugaring lists like
[] ; [x,y,z] ; ['a' .. 'z'] ;
as
mempty ; singleton x `mappend` singleton y
On Tue, Sep 4, 2012 at 3:56 AM, Herbert Valerio Riedel h...@gnu.org wrote:
I've been wondering whether it might be useful to add a feature to
Haddock similar to what can be found in other API documentation systems,
specifically an optional parseable since-attribute, declaring the last
package
Since the release of the GHC 7.6 RC, I've been going through my packages
and fixing up build problems so that people who upgrade to 7.6 will have a
smooth ride.
Sad to say, my experience of 7.6 is that it has felt like a particularly
rough release for backwards incompatibility. I wanted to
On Mon, Aug 27, 2012 at 10:52 AM, Bryan O'Sullivan b...@serpentine.comwrote:
The reason you're seeing build breakage is that the .cabal files of the
broken packages were edited in-place without communicating with any of the
package authors.
Not to flog a dead horse, but:
Just yesterday we
On Mon, Aug 27, 2012 at 3:25 PM, J Baptist arc38...@hotmail.com wrote:
The problem may be that even with ByteStrings, we are stuck using show,
and thus Strings, at some point.
Wait, what are you actually trying to do? If you have a benchmark that's
half sane and half bonkers (cf. use of
On Mon, Aug 27, 2012 at 9:57 AM, Erik Hesselink hessel...@gmail.com wrote:
I'm seeing this again, on abstract-deque-0.1.6. Ross, can you fix it again?
Hang on a second.
The reason you're seeing build breakage is that the .cabal files of the
broken packages were edited in-place without
On Mon, Aug 27, 2012 at 11:39 AM, Erik Hesselink hessel...@gmail.comwrote:
Yes, you are right. So the question is how long to support systems
with the old cabal 0.10. This is the one included with the previous
haskell platform (and thus lots of linux distro's), which is less than
a year old.
On Fri, Aug 17, 2012 at 12:34 PM, MigMit miguelim...@yandex.ru wrote:
What if instead of upper (and lower) bounds we just specify our interface
requirements?
We already have a simple versioning scheme for which, despite it being easy
to grasp, we have amply demonstrated that we cannot make it
Hi, folks -
I'm sure we are all familiar with the phrase cabal dependency hell at
this point, as the number of projects on Hackage that are intended to hack
around the problem slowly grows.
I am currently undergoing a fresh visit to that unhappy realm, as I try to
rebuild some of my packages to
On Wed, Aug 15, 2012 at 1:02 PM, Brandon Allbery allber...@gmail.comwrote:
So we are certain that the rounds of failures that led to their being
*added* will never happen again?
Of course I am sure that problems will arise as a result of recommending
that upper bounds be added reactively;
On Wed, Aug 15, 2012 at 1:50 PM, David Thomas davidleotho...@gmail.comwrote:
Would it make sense to have a known-to-be-stable-though soft upper bound
added proactively, and a known-to-break-above hard bound added reactively,
so people can loosen gracefully as appropriate?
I don't think so. It
On Thu, Jul 26, 2012 at 9:19 AM, mrbuchm...@googlemail.com wrote:
does the Haskell Platform (2012.2.0.0 I suppose) work on 10.8.
Yes.
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On Fri, Jul 6, 2012 at 1:43 PM, Thomas DuBuisson thomas.dubuis...@gmail.com
wrote:
The block of memory is sufficiently aligned for any of the basic
foreign types that fits into a memory block of the allocated size.
That's not the same thing as a guarantee of 16-byte alignment, note, as
none
On Mon, Jun 18, 2012 at 9:32 PM, John Lato jwl...@gmail.com wrote:
I had thought the last core parallel slowdown problem was fixed a
while ago, but apparently not?
Simon Marlow has thought so in the not too distant past (since he did the
work), if my recollection is correct.
On Wed, Jun 13, 2012 at 12:56 AM, Roman Leshchinskiy
r...@cse.unsw.edu.auwrote:
It doesn't change the semantics of your program but it can make it
significantly slower (or faster, as in this case). The various state hack
related tickets on trac might give you an idea of what is happening
On Mon, Jun 11, 2012 at 10:50 AM, Thomas Schilling
nomin...@googlemail.comwrote:
Bryan, do you remember what the issue is with C++ in this case? I
thought, adding a wrapper with extern C definitions should do the
trick for simpler libraries (as this one seems to be). Is the
interaction with
On Mon, Jun 11, 2012 at 10:57 AM, Bryan O'Sullivan b...@serpentine.comwrote:
In the case of the double-conversion library, this means that static
read-only arrays that it assumes to contain valid data are full of junk.
You can join in the fun over at
http://hackage.haskell.org/trac/ghc
On Wed, Jun 6, 2012 at 6:20 AM, Doug McIlroy d...@cs.dartmouth.eduwrote:
Last I looked (admittedly quite a while ago), the state of
the art was strtod in http://www.netlib.org/fp/dtoa.c.
(Alas, dtoa.c achieves calculational perfection via a
murmuration of #ifdefs.)
That was indeed the
On Tue, Jun 5, 2012 at 9:12 AM, Warren Harris warrensomeb...@gmail.comwrote:
which helps in many cases, but for some the parsing seems bi-stable,
alternating between two imprecise double values and causing the test to
fail. I was wondering if anyone could suggest a better work-around for this
On Wed, May 23, 2012 at 10:52 PM, Richard O'Keefe o...@cs.otago.ac.nz wrote:
Past century? Insults, is it?
Do you fine gentlemen absolutely have to continue this endless, offtopic,
unedifying back-and-forth in public? Please.
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I am planning on doing this early next week, probably in two phases.
As part of the import process, github will generate a *lot* of notification
emails. I'm afraid there is nothing I can do to stem the tide, as github
does not provide a mechanism to suppress these. If you have a github
account,
I am planning on doing this early next week, probably in two phases.
As part of the import process, github will generate a *lot* of notification
emails. I'm afraid there is nothing I can do to stem the tide, as github
does not provide a mechanism to suppress these. If you have a github
account,
On Sun, Mar 18, 2012 at 12:02 AM, Michael Snoyman mich...@snoyman.comwrote:
OK, issue created: https://github.com/bos/text/issues/19
I fixed the too-much-inlining
bughttps://github.com/bos/text/commit/2b2cb084c4689c06f1a7851ff8eb1e412eb02c1btonight.
As a bonus, Text literals are now decoded
On Wed, Feb 22, 2012 at 11:14 AM, Brandon Allbery allber...@gmail.comwrote:
Note that FreeBSD handles IPv4 vs. IPv6 differently from Windows and
Linux, and is probably not well tested with the GHC libraries. It is not
impossible that there is a lingering bug.
Yeah. I got a bug report from
On Tue, Feb 21, 2012 at 8:16 AM, Ryan Newton rrnew...@gmail.com wrote:
FYI, lsof confirms that there are indeed many many open connections to the
same FIFO:
Like all of the lowest-level I/O functions, openFD just gives you back an
integer, and the Fd type has no notion that there's an
On Fri, Jan 13, 2012 at 10:04 AM, Rob Stewart
robstewar...@googlemail.comwrote:
The question is a simple one. Must all operations on a TVar happen
within *the same* atomically block, or am I am I guaranteed thread
safety if, say, I have a number of atomically blocks in an IO
function.
If
On Fri, Jan 6, 2012 at 8:43 AM, Antoine Latter aslat...@gmail.com wrote:
I was writing some tests that involved a large number of quickcheck
properties which don't ship with the library itself, so I thought I
would package them all together and put the orphan instances on
Hackage.
That's a
On Wed, Dec 14, 2011 at 10:29 PM, Chris Wong
chrisyco+haskell-c...@gmail.com wrote:
-- [Warning]: This is only defined for actions that eventually fail
-- after being performed repeatedly, such as parsing. For pure values
such
-- as 'Maybe', this will cause an infinite loop.
This
On Tue, Dec 13, 2011 at 10:23 PM, Gregory Crosswhite
gcrosswh...@gmail.comwrote:
This way users of the classes will know whether their type has
well-defined instance for some and many or not.
But that's *precisely* what the Alternative class is already for! If you
are writing an Alternative
On Sun, Dec 11, 2011 at 9:18 PM, Gregory Crosswhite
gcrosswh...@gmail.comwrote:
It is only recently that I have been able to grok what some and many are
even about (I think), and they seem to only make sense in cases where
executing the Alternative action results in a portion of some input
On Mon, Dec 12, 2011 at 9:23 AM, Carl Howells chowell...@gmail.com wrote:
There is absolutely no implication of consuming anything in the
definitions
of many or some. This is how they happen to behave when used in the
context
of some parsing libraries, but that's all. If many or some
On Mon, Dec 12, 2011 at 9:42 AM, Carl Howells chowell...@gmail.com wrote:
Well, as I read it, the whole point of this thread was They don't
make sense for many instances of Alternative. They should be moved to
a different class. It sounded like you were arguing that any
instance of
On Thu, Dec 8, 2011 at 8:12 AM, Christoph Breitkopf
chbreitk...@googlemail.com wrote:
I'm in the process of implementing a container data type, and wonder what
class instances are generally considered necessary. E.g. is it ok to start
out with a Show that's adequate for debugging, or is it a
On Mon, Nov 21, 2011 at 3:47 PM, Conrad Parker con...@metadecks.org wrote:
zoom-cache is useful for managing time-series data. There is a
zoom-cache-gnuplot in development, and it would probably be useful to
make a tool that uses Chart. I'm happy to help with that :)
Be aware that Chart is
On Tue, Oct 25, 2011 at 1:24 PM, Ketil Malde ke...@malde.org wrote:
You must be a lot more confident than I if you say this without
benchmarking first. :-) IME, there are (at least) two possible problems
here, 1) transactions scale (quadratically, I think) with the number of
TVars touched, so
On Wed, Aug 31, 2011 at 7:26 PM, Jens Petersen
j...@community.haskell.orgwrote:
Since the test rpms are now gone from Koji and I don't think
I will start building 7.2 properly for Fedora until after ICFP
Just in case you didn't know, 7.4 is due to come out around the time of
ICFP. If you
On Tue, Aug 30, 2011 at 6:49 AM, Bas van Dijk v.dijk@gmail.com wrote:
As you see I also kill the thread which is running the event manager
loop. However I think this is not the right way to do it because when
I use the library I see the following message being continually
printed after
On Wed, Aug 17, 2011 at 8:56 AM, Ryan Newton rrnew...@gmail.com wrote:
I'm the maintainer of random. If people could decide on what the
alternative name would be we could put it through the library proposal
process. It seems that one problem at this moment is the lack of a single,
clear
On Wed, Aug 17, 2011 at 11:10 AM, Ryan Newton rrnew...@gmail.com wrote:
The problem with Mersenne twister is that it doesn't split well. The main
reason for crypto prng in this package would not be to advertise to people
that System.Random can be used for security-related apps *but to make
On Wed, Aug 17, 2011 at 12:27 PM, Ryan Newton rrnew...@gmail.com wrote:
The more fundamental problem is that splitting is neither well understood
nor generally safe, and as such it should not be in the basic Random class.
Would you mind elaborating?
Certainly. The purpose of splitting a
On Tue, Aug 9, 2011 at 9:47 AM, Chris Yuen kizzx2+hask...@gmail.com wrote:
- I was using GHC 32-bit. Int is 32-bit there, so I needed Int64. It turns
out 64-bit operations in 32-bit programs are just darn slow. Maybe it's a
Windows problem.
No, GHC calls out to C for 64-bit integer ops on
On Mon, Aug 8, 2011 at 9:24 AM, Chris Yuen kizzx2+hask...@gmail.com wrote:
For reference I have asked the same question on StackOverflow. One person
suggested that the reason might be that Int64 on Windows is broken (
On Sat, Aug 6, 2011 at 8:55 PM, anonymous qubi...@gmail.com wrote:
However when I try to use it I receive this error message:
Funny, I just spent some time documenting this earlier today. There are two
bugs in GHCi that cause the problem you're seeing. They're documented here,
with a
On Mon, Jul 18, 2011 at 1:10 PM, Rogan Creswick cresw...@galois.com wrote:
We're happy to announce the release of cabal-dev 0.8! This version is
available on hackage now, and contains many bug fixes and improvements,
as outlined in the full release notes below.
Wonderful! This is absolutely
On Mon, Jul 11, 2011 at 10:49 AM, Michael Snoyman mich...@snoyman.comwrote:
I did email Bryan about this a bit ago, but he didn't get back [...]
Thanks for jogging my memory. I've released an updated version of
resource-pool that drops the dependency on that package.
Hi, folks -
I know there are quite a few Haskell projects using the Jenkins (formerly
Hudson) continuous build system, and I wonder if anyone has figured out how
to get it reliably collecting errors and warnings from GHC. The standard
warnings
On Tue, Jul 5, 2011 at 11:01 AM, Tillmann Vogt tillmann.v...@rwth-aachen.de
wrote:
I looked at Data.Text http://hackage.haskell.org/**
packages/archive/text/0.5/doc/**html/Data-Text.htmlhttp://hackage.haskell.org/packages/archive/text/0.5/doc/html/Data-Text.html
and
On Tue, Jun 21, 2011 at 4:45 AM, David Virebayre dav.vire+hask...@gmail.com
wrote:
I had trouble accessing the documentation : the last versions on
hackage have a build failure, so the doc isn't available.
I don't understand why that build failure occurs. You can always build
documentation
On Tue, Jun 21, 2011 at 7:47 AM, David Virebayre dav.vire+hask...@gmail.com
wrote:
The problem isn't with the stored procedure, it works if I call it
from the mysql client.
Right - as I mentioned in my previous note, the problem is that stored
procedures and multi-statement queries can both
On Tue, Jun 7, 2011 at 1:40 AM, Simon Meier iridc...@gmail.com wrote:
Why would you need 'unsafePerformIO'. You can scrutinise the 'PS'
constructors of the slice without dropping down to IO.
True. Oops :-)
Using a Builder for concatentation makes sense, if you want to exploit
that copying
On Sun, Jun 5, 2011 at 11:00 AM, Yitzchak Gale g...@sefer.org wrote:
If behind the scenes the concat is copying directly from slices of the
original
input, then no, in principle we're not saving much then.
I thought there were *two* copies going on.
If you're using the specialised functions
On Fri, Jun 3, 2011 at 2:52 AM, Yitzchak Gale g...@sefer.org wrote:
I was thinking of even lower level: allocating a moderate chunk of
memory and writing the results directly into it consecutively as a
special case.
Surely that would save only one copy compared to creating a list of results
On Thu, Jun 2, 2011 at 7:02 AM, Yitzchak Gale g...@sefer.org wrote:
It seems the best I can do is to collect them all in a list and then
apply concat. But that still copies the text several times.
Right. I'd like a no-copy combinator for the same reasons, but I think it's
impossible to do
On Wed, May 25, 2011 at 5:01 AM, Ivan Lazar Miljenovic
ivan.miljeno...@gmail.com wrote:
With my wl-pprint-text package, Jason Dagit suggested to me on
#haskell that it would make sense to make such a pretty-printer be
class-based so that the same API could be used for String, ByteString,
On Wed, May 25, 2011 at 5:59 AM, Ivan Lazar Miljenovic
ivan.miljeno...@gmail.com wrote:
Well, using the Char8 version.
Just because you *could* do that, it doesn't mean that you *should*. It's a
bad idea to use bytestrings for manipulating text, yet the only plausible
reason to have wl-pprint
On Thu, May 12, 2011 at 9:22 AM, Stephen Tetley stephen.tet...@gmail.comwrote:
The hashtable needs to be been created in IO, after that, think of the
'hashtable' as a analogous to a file handle. You have to pass it
around to do anything with it - but the only things you can do with it
are in
On Thu, May 12, 2011 at 12:59 PM, michael rice nowg...@yahoo.com wrote:
HashTable doesn't do it. Neither does Map. Was I dreaming?
multiInsert k v m = insertWith' (++) k [v] m
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On Wed, May 11, 2011 at 12:54 PM, Robert Clausecker fuz...@gmail.comwrote:
Is it possible to use cmake for Haskell projects?
Yes, but you shouldn't. Just use the cabal build system instead. It solves
the same kinds of problems, but requires far less effort than dealing with
CMake.
On Tue, May 3, 2011 at 8:00 AM, Yitzchak Gale g...@sefer.org wrote:
Could you please add a Semigroup instance for Text?
I'd strongly recommend writing an instance for the text package's Builder
type instead. Vastly more efficient for non-trivial jobs.
Once you're doing that, I suppose
On Tue, May 3, 2011 at 1:14 PM, Yitzchak Gale g...@sefer.org wrote:
You are quite right. These should really be defined in their
respective packages. I don't think it's too onerous for them
to add a dependency on semigroups, even before you
reverse the few lightweight dependencies that
On Thu, Apr 28, 2011 at 3:00 PM, Don Stewart don...@gmail.com wrote:
So we'd need a lazy (or incremental) parser, that'll return a list of
successful event parses, then block. I suspect this mode would be
supported.
A while ago, I hacked something together on top of the current eventlog
Hi, folks -
Over the past few days, I've released two MySQL-related packages on Hackage
that I think should be pretty useful.
The first is mysql-simple: http://hackage.haskell.org/package/mysql-simple
This is a mid-level binding to the MySQL client API. I aimed it squarely at
being both fast
On Tue, Apr 26, 2011 at 3:04 AM, Daniel Kahlenberg
d.kahlenb...@googlemail.com wrote:
Thought getRandom function would be the best place to inject my unGen
function
call, but cannot get it to type-check:
You haven't described what it is you're actually trying to do, and I'm
afraid your code
On Tue, Apr 26, 2011 at 9:16 AM, Daniel Kahlenberg
d.kahlenb...@gmail.comwrote:
hold on I'd like to have the genArray call generating distinctive
results in one IO execution
The problem you're seeing is due to the fact that you're not taking the
final RNG state from the first execution of
On Fri, Apr 22, 2011 at 5:16 AM, Robert Clausecker fuz...@gmail.com wrote:
Now my question is: Is Hugs dead? What's the status of development of
hugs?
It's been unmaintained for years now.
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On Thu, Mar 31, 2011 at 11:19 AM, Michael A Baikov pa...@bk.ru wrote:
import System.Posix.IO
import GHC.Conc
main = do
fd - openFd /etc/passwd ReadOnly Nothing defaultFileFlags
threadWaitRead fd-- the big bang happens right here.
closeFd fd
There were a couple of bugs in
On Sat, Feb 19, 2011 at 11:58 AM, Louis Wasserman wasserman.lo...@gmail.com
wrote:
size takes O(n). That's just depressing. Really.
That's rather thoughtless wording for some code that's (a) free (b) faster
than anything else currently available (c) in its very first release and (d)
On Thu, Feb 17, 2011 at 11:53 AM, Bas van Dijk v.dijk@gmail.com wrote:
Then we can use the TimeoutKey as our Unique (Note that a TimeoutKey
is actually a newtype for a Unique):
That should be fine. It's not a public API, so changing it like that
shouldn't be an issue.
On Wed, Feb 2, 2011 at 1:01 PM, Felipe Almeida Lessa felipe.le...@gmail.com
wrote:
And what about connection limits? We shouldn't create a thousand
connections to the same host =).
For what it's worth, I wrote a connection pool manager for the riak package
that has to solve some of the
On Tue, Jan 25, 2011 at 5:16 AM, Yitzchak Gale g...@sefer.org wrote:
I suggest adding the following type-specialized variants to
Data.Attoparsec.Char8:
(*.) :: Applicative f = f a - f ByteString - f a
(*.) = (*)
(.*) :: Applicative f = f ByteString - f a - f a
(.*) = (*)
Sounds
On Fri, Jan 14, 2011 at 5:54 PM, Evan Laforge qdun...@gmail.com wrote:
Then I found out that
compiling with profiling enabled makes attoparsec slow and parsec
fast.
Yes, the SCC annotations added by GHC have a fairly high cost.
I think my short term solution is going to be remove -auto-all
On Mon, Jan 10, 2011 at 5:34 AM, Pavel Perikov peri...@gmail.com wrote:
Please please consider Mercurial if migration from darcs is inevitable :)
For what it's worth, Mercurial generally interoperates quite well with git
and github, using the hg-git plugin. As a longtime Mercurial user and an
On Fri, Dec 24, 2010 at 5:32 PM, Alan Shaw noden...@gmail.com wrote:
I'm a beginner in Haskell (you can see where I'm at from my blog post Haskell
Liftoff http://nodename.com/blog/2010/12/22/haskell-liftoff/)
and I want to learn more, but I'm not sure what a hackathon is.
Come along, write
Mark Lentczner and I are organizing, and it will be held at Hacker Dojo in
Mountain
Viewhttp://maps.google.com/maps/place?cid=2122486601784397611q=hacker+dojogl=us
.
If you plan to attend, please fill in our sign-up
Mark Lentczner and I are organizing, and it will be held at Hacker Dojo in
Mountain
Viewhttp://maps.google.com/maps/place?cid=2122486601784397611q=hacker+dojogl=us
.
If you plan to attend, please fill in our sign-up
On Sat, Nov 27, 2010 at 9:05 PM, wren ng thornton w...@freegeek.org wrote:
So I've just started playing around with STM and -threaded programs and
I've run into a bug. The bug is similar to [1] except that the file in
question is a Posix FIFO instead of a Bluetooth device. Same behavior:
On Mon, Nov 29, 2010 at 9:49 PM, wren ng thornton w...@freegeek.org wrote:
Isn't that pretty normal?
The blocking for someone to open the other end is perfectly normal. The
fact that compiling with -threaded takes a perfectly working program and
makes it consistently crash I wouldn't call
On Mon, Nov 22, 2010 at 8:42 PM, tsuraan tsur...@gmail.com wrote:
Ok, thanks! Are there any caveats to know about, or any documentation
on the new manager?
No, although there's a bug that we're working on at the moment.
Is it safe to assume that so long as I'm using
the standard
On Fri, Nov 12, 2010 at 8:07 AM, Simon Marlow marlo...@gmail.com wrote:
Is there anything that we could do in GHC to improve the situation? I
suppose we could have a dedicated OS thread who's job it was to sit around
and run the signal handler every Nth of a second.
Maybe that would work,
On Fri, Nov 12, 2010 at 12:34 PM, Luke Palmer lrpal...@gmail.com wrote:
Yeah I think a package of randomness tests could be really useful. Cool
:-)
There are already well-established suites of very thorough PRNG tests, such
as Diehard and Big Crush. Please don't invent another.
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