On 27 August 2011 00:23, Simon Michael si...@joyful.com wrote:
Thanks Conrad! Those are some great links.
I wrapped up some manpage generation code in a package called
ui-command, which is kind of orthogonal to cmdargs (ui-command just
deals with subcommands). Example commands are often
Thanks again for your patience and efforts. I am pretty sure I did not
remove anything from the global package scope, at least intentionally. But
of course I may have done things whcih you did not recommend. Here is the
command-line history:
ghc-pgk unregister --user template-haskell
ghc-pkg
Anyway, I will reinstall Haskell platform and read carefully your post to be
sure I do not screwed my setup again in the future.
Best regards,
Arnaud
On Mon, Aug 29, 2011 at 8:41 AM, Arnaud Bailly arnaud.oq...@gmail.comwrote:
Thanks again for your patience and efforts. I am pretty sure I did
I meant if you're trying to *implement* serialisation. The Bits
class allows you to access bits one by one, but surely you'd want
some way to know how many bits you need to keep?
I think that falls into the realm of protocol design; if you're doing it
in your program at runtime,
On 27 August 2011 21:57, Brandon Allbery allber...@gmail.com wrote:
On Sat, Aug 27, 2011 at 06:57, Andrew Coppin
andrewcop...@btinternet.comwrote:
On 26/08/2011 10:51 PM, Steve Schafer wrote:
On Fri, 26 Aug 2011 20:30:02 +0100, you wrote:
You wouldn't want to know how many bits you need
Hi all,
Erik just opened an issue on Github[1] that affected me very recently
as well when writing some automated Hackage checking code[2]. The
issue is that http-enumerator sees the content-encoding header and
decompresses the tarball, returning an uncompressed tarfile. I can
avoid this with
On 29/08/2011 09:00 AM, Brandon Allbery wrote:
On Mon, Aug 29, 2011 at 03:40, Andrew Coppin
andrewcop...@btinternet.com mailto:andrewcop...@btinternet.com wrote:
I meant if you're trying to *implement* serialisation. The Bits
class allows you to access bits one by one,
This is fairly wildly off-topic but... does anybody know of a good forum
where I can ask questions about mathematics and get authoritative
answers? (Apart from go visit the nearest university, that is.)
___
Haskell-Cafe mailing list
Possibly: http://math.stackexchange.com/
On 29 August 2011 10:34, Andrew Coppin andrewcop...@btinternet.com wrote:
This is fairly wildly off-topic but... does anybody know of a good forum
where I can ask questions about mathematics and get authoritative answers?
(Apart from go visit the
The http://math.stackexchange.com/ for normal questions,
http://mathoverflow.net/ for research level questions.
Jack Henahan
jhena...@uvm.edu
==
Computer science is no more about computers than astronomy is about telescopes.
-- Edsger Dijkstra
==
398E692F.gpg
Description:
On Mon, Aug 29, 2011 at 04:32, Andrew Coppin andrewcop...@btinternet.comwrote:
OK. But since there's no way of getting a byte count for an Integer
either...
The count depends on how you're serializing it; unless you are literally
serializing to individual bits and sending them over a
On Mon, Aug 29, 2011 at 04:08, Alexander Kjeldaas
alexander.kjeld...@gmail.com wrote:
All search engines deal with compressed integers, all compressors do, and
most people doing bit-manipulation. Golomb, gamma, elias, rice coding, they
all need this. Heck, even the Intel engineers chose to
On Mon, Aug 29, 2011 at 04:08, Michael Snoyman mich...@snoyman.com wrote:
So one possible solution is to just add an option to never decompress
response bodies, but that's a bit of a hack. The real question is:
what's the correct way to handle these tarballs? Web browsers seem to
know not to
Dear Brandon, Ozgur, et al,
Thanks very much for you explanation. This seems to be a perfectly reasonable
explanation; the wrapper-types I used probably explicitly invoke typeOf with
undefined. The problem here, however, is that in my actual program, I don't use
ADTs, but I use GADTs, so as to
After reinstalling HP 2011.2.0.1 and (re)wiping out user package directory,
things are in better shape and I can now compile the faulty module. I am
well aware I did something wrong at some point in time but I am not really
sure of what happened. I suspect things went wrong when I tried to install
Brandon Allbery wrote:
On Mon, Aug 29, 2011 at 04:08, Michael Snoyman mich...@snoyman.com wrote:
So one possible solution is to just add an option to never decompress
response bodies, but that's a bit of a hack. The real question is:
what's the correct way to handle these tarballs? Web
On Fri, 2011-08-26 at 20:30 +0100, Andrew Coppin wrote:
On 26/08/2011 07:36 PM, Steve Schafer wrote:
On Fri, 26 Aug 2011 18:24:37 +0100, you wrote:
I would usually want #3 or #4.
Out of curiosity, what for? While I do occasionally need to get a
logarithmic size estimate of a number
On Monday 29 August 2011, 12:32:51, Maciej Marcin Piechotka wrote:
On Fri, 2011-08-26 at 20:30 +0100, Andrew Coppin wrote:
I suppose I could use a binary logarithm. I'm just concerned that it
would be rather slow. After all, I'm not interested in the exact
logarithm (which is fractional),
On Mon, Aug 29, 2011 at 10:08 AM, Michael Snoyman mich...@snoyman.com wrote:
Hi all,
Erik just opened an issue on Github[1] that affected me very recently
as well when writing some automated Hackage checking code[2]. The
issue is that http-enumerator sees the content-encoding header and
Hi!
I recently read a haskell-cafe-thread telling me that the compiler option
-fvia-C
will be removed. This gets me a bit worried...
I use -fvia-C when I build my haskell dll, and it works just fine (Haskell
2010.2.0.0):
ghc -c Adder.hs -O2 -fvia-C
ghc -c StartEnd.c
ghc -shared -o
On 29 August 2011 09:34, Andrew Coppin andrewcop...@btinternet.com wrote:
This is fairly wildly off-topic but... does anybody know of a good forum
where I can ask questions about mathematics and get authoritative answers?
Apart from math.stackexchange.com and mathoverflow.net, which people
have
There's also #math on freenode, but it's a scary wilderness.
On 29 August 2011 13:34, Benedict Eastaugh ionf...@gmail.com wrote:
On 29 August 2011 09:34, Andrew Coppin andrewcop...@btinternet.com wrote:
This is fairly wildly off-topic but... does anybody know of a good forum
where I can ask
On Mon, Aug 29, 2011 at 2:21 PM, Gregory Collins
g...@gregorycollins.net wrote:
On Mon, Aug 29, 2011 at 10:08 AM, Michael Snoyman mich...@snoyman.com wrote:
Hi all,
Erik just opened an issue on Github[1] that affected me very recently
as well when writing some automated Hackage checking
On Mon, 29 Aug 2011 08:40:45 +0100, you wrote:
If you're doing, say, cryptography, then thousand-bit random integers
that need to be serialised are fairly common...
This is the part that makes no sense to me. Yes, you are absolutely
correct that large, multiple-byte integers play a big role in
On Mon, 2011-08-29 at 13:21 +0200, Gregory Collins wrote:
A web server should not be setting Content-encoding: gzip on a
.tar.gz file.
Why not? From RFC2616 compliant servers I'd expect a .tar.gz file to
have the Content-* headers provide meta-information about the
content[1], e.g.
Now, something really à côté de la plaque...
Jack Henahan terminates his useful advice addressed to A. Coppin:
Computer science is no more about computers than astronomy is about telescopes.
-- Edsger Dijkstra
This citation makes me think, and since this became rare, I share it.
* It is
Wherever its origin, it is featured in SICP which was out in 1984:
http://www.youtube.com/watch?v=zQLUPjefuWA It's a sound analogy.
___
Haskell-Cafe mailing list
Haskell-Cafe@haskell.org
http://www.haskell.org/mailman/listinfo/haskell-cafe
On 11-08-29 02:41 AM, Arnaud Bailly wrote:
ghc-pkg unregister --force --user template-haskell
[...]
ghc-pkg unregister --force --user template-haskell
I am sorry. I apologize. It was not your fault. It was my fault.
unregister --user drops the global instance when there is no user
No offense :-) Thanks for taking the time to investigate this stuff. It gave
me the opportunity to get a closer look at ghc package management.
Regards,
Arnaud
On Mon, Aug 29, 2011 at 5:28 PM, Albert Y. C. Lai tre...@vex.net wrote:
On 11-08-29 02:41 AM, Arnaud Bailly wrote:
ghc-pkg
On Mon, Aug 29, 2011 at 5:28 PM, Herbert Valerio Riedel h...@gnu.org wrote:
On Mon, 2011-08-29 at 13:21 +0200, Gregory Collins wrote:
A web server should not be setting Content-encoding: gzip on a
.tar.gz file.
Why not? From RFC2616 compliant servers I'd expect a .tar.gz file to
have the
On Mon, Aug 29, 2011 at 11:19 AM, Jerzy Karczmarczuk
jerzy.karczmarc...@unicaen.fr 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
Better?
Jack Henahan
jhena...@uvm.edu
==
Computer science is no more about computers than astronomy is about telescopes….
-- Michael R. Fellows and Ian Parberry
==
398E692F.gpg
Description: application/apple-msg-attachment
On Aug 29, 2011, at 11:47 AM, Gwern Branwen wrote:
Michael R.
Hi,
I seem to have some trouble accessing this module. I would like to use
the type synonym ParsecT directly.
I'm running GHC 6.12.1. According to Hoogle, the type I want is part
of parsec-3.1.1, in module Text.Parsec.Prim. But if try to import
Text.Parsec.Prim, GHC complains
Could not find
In fairness, I already knew it wasn't an actual Dijkstra quote. It's just one
that gets thrown around with his name on it. The origins were misty enough that
I just decided to pick the one that pop culture chose.
Jack Henahan
jhena...@uvm.edu
==
Computer science is no more about computers than
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'd actually stick with the old comment, remove it completely, include a
short summary with a link to the paper or attribute it to
On Mon, Aug 29, 2011 at 11:12 AM, Roly Perera
roly.per...@dynamicaspects.org wrote:
Hi,
I seem to have some trouble accessing this module. I would like to use
the type synonym ParsecT directly.
I'm running GHC 6.12.1. According to Hoogle, the type I want is part
of parsec-3.1.1, in module
On Mon, Aug 29, 2011 at 4:28 PM, Herbert Valerio Riedel h...@gnu.org wrote:
On Mon, 2011-08-29 at 13:21 +0200, Gregory Collins wrote:
A web server should not be setting Content-encoding: gzip on a
.tar.gz file.
Why not? From RFC2616 compliant servers I'd expect a .tar.gz file to
have the
Cool. I assumed that since I already had Parsec installed as part of
the Haskell Platform it wouldn't have made any difference, but
actually it sorted it. Thanks a lot!
On 29 August 2011 18:25, Antoine Latter aslat...@gmail.com wrote:
There might be something off about your packages database.
On Mon, Aug 29, 2011 at 12:18 PM, aditya siram aditya.si...@gmail.com 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
On Mon, Aug 29, 2011 at 11:47 AM, Gwern Branwen gwe...@gmail.com 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 but
On Sun, Aug 28, 2011 at 6:37 AM, anonymous qubi...@gmail.com wrote:
First time using haddock.
I'm unable to include code examples in the module header.
Haddock fails with this error:
haddock module header parse failed: Cannot parse header
documentation paragraphs
It's about 12 lines of
On 11-08-28 11:38 AM, Chris Smith wrote:
Okay, I should have waited until morning to post this... so actually,
things still work fine when I build without profiling. However, when I
build with profiling, I get the segfault. I'm guessing either I need to
set different dynamic flags with the
On Aug 29, 2011 9:39 PM, Michael Snoyman mich...@snoyman.com wrote:
On Mon, Aug 29, 2011 at 2:21 PM, Gregory Collins
g...@gregorycollins.net wrote:
On Mon, Aug 29, 2011 at 10:08 AM, Michael Snoyman mich...@snoyman.com
wrote:
Hi all,
Erik just opened an issue on Github[1] that affected
OK, I guess I misunderstood you. I don't know how SafeHaskell works,
so I don't know whether there might be some interaction. I know that
profiling is a static flag which must be set when you initialise the
session and cannot be changed afterwards. I assume you are doing
that.
I checked the
On 29/08/2011, at 10:32 PM, Maciej Marcin Piechotka wrote:
According to random side (http://gruntthepeon.free.fr/ssemath/) not so
new computers can compute 15.5 milions of serial logarithms per second
(62 millions in total). I'd say that overhead of Integer might be much
bigger then cost of
On Tue, Aug 30, 2011 at 12:30:08AM +0300, Tayfur Yilmaz wrote:
Quoting Tayfur Yilmaz yilmaz.tay...@gmail.com:
Hi everyone
I have some problem for install 'cabal-install package' I downloaded
and
succesfully build a binary source ghc-7.0.2. Then I want to install
On Sun, Aug 28, 2011 at 8:24 PM, Maciej Marcin Piechotka
uzytkown...@gmail.com wrote:
f `fmap` FList g = _|_
f `fmap` FList g = map id
f `fmap` FList g = map _|_
(+ variation of _|_*)
f `fmap` FList g = \bs - map f (g []) ++ bs
___
Haskell-Cafe
Michael Snoyman wrote:
I'm wondering what the most appropriate way to handle this is.
Just to get my thoughts in order I'll back track a little.
In the HTTP repsonse, we have two header fields, content-type
and content-encoding. For the later (which may be absent) we can
have encodings of gzip
I am also interested in the complete output of ghc -v and ghc-pkg
list -v.
Meanwhile, the pros may notice that
Configuring Cabal-1.10.1.0...
is very suspicious because GHC 7.0.2 comes with exactly Cabal-1.10.1.0,
so there is no normal reason why it is being re-installed
(cabal-install's
On Tue, Aug 30, 2011 at 6:27 AM, Erik de Castro Lopo
mle...@mega-nerd.com wrote:
Michael Snoyman wrote:
I'm wondering what the most appropriate way to handle this is.
Just to get my thoughts in order I'll back track a little.
In the HTTP repsonse, we have two header fields, content-type
On 11-08-27 04:59 PM, aditya siram wrote:
Many times I've changed files, loaded them, hit a compilation error and
needed, for example, the inferred type signature of some function. Even
though that function hasn't been changed I have to either fix my code,
undo a bunch of changes or comment out
Michael Snoyman wrote:
I think we should invert the logic of this (to avoid
double negatives) so we have:
type ContentType = ByteString
decompress :: ContentType - Bool
browserDecompress = (/== application/x-tar)
defaultDecompress = const True
No objections from
The problem with hiding the context in the constructor is that there's no
guarantee that the context actually exists in the first place; for example,
given this type
data IsInt a where
Proof :: IsInt Int
this is a legal program:
foo :: IsInt Bool
foo = undefined
That said, you are still
On Mon, 2011-08-29 at 20:24 -0700, Ryan Ingram wrote:
On Sun, Aug 28, 2011 at 8:24 PM, Maciej Marcin Piechotka
uzytkown...@gmail.com wrote:
f `fmap` FList g = _|_
f `fmap` FList g = map id
f `fmap` FList g = map _|_
(+ variation of _|_*)
f `fmap` FList
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