hi frerich,
On May 31, 2013, at 2:17 AM, Frerich Raabe wrote:
Is anybody aware of open source projects which I could look at, or is there
maybe a conventional file extension for… what do you call them, Shakefiles?
other than .hs which I could google for?
we are using a shake-based build
On Jan 19, 2013, at 10:29 PM, Nathan Hüsken wrote:
Recently I managed to get ghc to target android working (this still
needs some work): [4].
this is great news, thanks!
Of couse, ffi bindings for all these platforms would be needed to get
serious.
i think that you can get quite serious
On 20.04.12 10:07, Øystein Kolsrud wrote:
Hi! Does anyone know if it is possible to use QtHaskell with profiling turned
on?
afair i've used it when profiling an application (not qtHaskell itself). what's
the problem you're running into?
you need to compile the library with profiling support
On 25.03.12 09:38, Heinrich Apfelmus wrote:
John Lato wrote:
From: Heinrich Apfelmus
Also, as far as I am aware, you can't do low-level audio programming in
SuperCollider, i.e. play a list of samples that you've calculated
yourself. That's cool if you're only interested in sound design, but
On 9/9/11 1:44 PM, Aleksey Khudyakov wrote:
If you install hmatrix with -fVector key it will use storable vectors
from vector package.
that flag defaults to True, so the representations are actually the same
by default:
hi,
i was wondering if it's possible to directly generate Haskell source
code from a Template Haskell `Q Exp', i.e. use TH as a kind of
preprocessor? i am asking because currently the iOS port of ghc doesn't
support TH and i need to generate some instances for the persistent
package [1,2].
On 5/12/11 4:03 PM, Serguey Zefirov wrote:
Just pretty-print a Exp.
It seems that show $ ppr exp will produce exactly what you need.
The same goes for Dec (declarations), etc.
ah ok, thanks!
fwiw, here's a way to extract a list of module names that need to be
imported, adapted from an
On 10.02.11 12:12, Duncan Coutts wrote:
We are already working on a feature that will show the full set of
licenses that the end user must comply with (a patch has been submitted
and it's been through one round of review so far). In your example that
would mean you expect the set to be {BSD}
On 28.12.10 21:25, John Meacham wrote:
jhc generated C works on the android/ARM just fine. Android specific
libraries arn't available, so you would have to bind to what you want
with the FFI.
is there a recommended procedure for porting code from GHC to JHC? i'd like to
port an application of
On 23.11.10 09:36, Christopher Done wrote:
What version of GHC/qtHaskell?
i've also noticed this on linux and osx with ghc 6.12.1/6.12.3 and qtHaskell
1.1.3.5/1.1.4. possibly a memory leak in ghc --make?
sk
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On 18.11.10 21:28, c8h10n4o2 wrote:
There's a tutorial on how to use qtDesigner with qtHaskell ?
sorry, i don't know of any tutorial, but there are some examples in the
`examples' directory of the source distribution (e.g. tetrix.hs). basically you
load the ui file, retrieve named widgets and
hi all,
i am working on an application that evaluates haskell code entered by the user
using the plugins package [1]; now i want to deploy the application as a
self-contained .app bundle on OSX, i.e. the end user should not have to install
anything in addition.
what do i need to bundle in order
following up on haskell-cafe ...
On 07.07.10 04:07, Maria Gabriela Valdes wrote:
Does anybody know what are the analogous functions and data types in the
haskell library Sound.File.Sndfile of the libsndfile library in C ?
the decision may be debatable, but where it seemed appropriate the C
On 13.04.10 14:46, Mozhgan kabiri wrote:
I am trying to install Criterion package, but I keep getting an error
and I can't figure it out why it is like this !!
[...]
[8 of 9] Compiling Data.Vector.Algorithms.Intro (
Data/Vector/Algorithms/Intro.hs, dist/build/Data/Vector/Algorithms/Intro.o )
This is a general problem when working with RULES-based
optimisations. Here is an example of what happens: suppose we have
foo :: Vector Int - Vector Int
foo xs = map (+1) xs
Now, GHC will generate a nice tight loop for this but if in a
different module, we have something like this:
On 12.02.10 16:29, Simon Marlow wrote:
I'm aware that some people need a GC with shorter pause times. We'll
probably put that on the roadmap at some point.
for some applications (like realtime audio processing) it would be interesting
to even have short pause times with a guaranteed upper
On 10.02.10 19:03, Bryan O'Sullivan wrote:
I'm thinking of switching the statistics library over to using vector.
that would be even better of course! an O(0) solution, at least for me ;) let me
know if i can be of any help (e.g. in testing). i suppose uvector-algorithms
would also need to be
On 11.02.10 18:55, Henning Thielemann wrote:
i've been using the library for wavelet transforms, matching pursuits
and the like,
Nice I have also worked on this topics, even with Haskell. However, at
that time I used plain lists.
interesting! was performance acceptable for practical work? at
hi,
i've been using the vector [1] library for implementing some signal processing
algorithms, but now i'd like to use the statistics [2] package on my data, which
is based on the uvector [3] library. is there a (straightforward) way of
converting between vectors and uvectors, preferrably O(1)?
hi matthew,
On 09.12.09 14:37, Matthew wrote:
Yesterday, I set out to accomplish the challenge of loading and playing
a sound from a file.
So far, my attempts have resulted only in silence... rather
disheartening after all the effort
it took to get everything to build and run cleanly.
I
On 09.12.09 14:35, Bas van Dijk wrote:
I made a new release of my usb library for high-level communication
with usb devices from Haskell.
looks great, thanks! do you happen to have some example code for working with
HID devices (mice, keyboards, etc.)?
sk
hi roel,
On 09.12.09 16:50, Roel van Dijk wrote:
On Wed, Dec 9, 2009 at 4:20 PM, stefan kersten s...@k-hornz.de wrote:
looks great, thanks! do you happen to have some example code for working with
HID devices (mice, keyboards, etc.)?
The usb package does not support the various device
On Sun, Jul 27, 2008 at 03:08:04PM +, Jean-Philippe Bernardy wrote:
I'm very pleased to announce the 0.4.1 release of the Yi editor.
great, i can't wait to check it out ...
i get the following error when installing via hackage/cabal (ghc 6.8.1, cabal
1.4.0.1):
Yi/Buffer.hs:253:0:
No
On 17.07.2008, at 21:46, Lennart Augustsson wrote:
If scaleFloat and exponent are implemented with bit twiddling they can
be quite fast.
is there a way in ghc to 'cast' between float/int32 and double/int64
(without going through memory)?
sk
___
On 18.07.2008, at 13:05, Henning Thielemann wrote:
On Fri, 18 Jul 2008, stefan kersten wrote:
On 17.07.2008, at 21:46, Lennart Augustsson wrote:
If scaleFloat and exponent are implemented with bit twiddling
they can
be quite fast.
is there a way in ghc to 'cast' between float/int32
On 18.07.2008, at 19:47, Don Stewart wrote:
sk:
On 17.07.2008, at 21:46, Lennart Augustsson wrote:
If scaleFloat and exponent are implemented with bit twiddling
they can
be quite fast.
is there a way in ghc to 'cast' between float/int32 and double/int64
(without going through memory)?
hi,
i've attached an example program which seems to indicate that the
magnitude function from Data.Complex is very slow compared to a more
naive implementation (for Complex Float). on my machine (intel core2
duo, osx 10.4) the CPU time using the library function is about 6-7
times as
On 17.07.2008, at 17:42, Ian Lynagh wrote:
On Thu, Jul 17, 2008 at 05:18:01PM +0200, Henning Thielemann wrote:
Complex.magnitude must prevent overflows, that is, if you just square
1e200::Double you get an overflow, although the end result may be
also
around 1e200. I guess, that to this end
On 17.07.2008, at 17:18, Henning Thielemann wrote:
i've attached an example program which seems to indicate that the
magnitude function from Data.Complex is very slow compared to a
more naive implementation (for Complex Float). on my machine
(intel core2 duo, osx 10.4) the CPU time using
On 14.07.2008, at 20:48, Don Stewart wrote:
Yes, we have long been discussing a generic Stream library to which
the various sequence structures can be translated to and from. Already
it is useful to say, stream bytestrings into uvectors and out to
lists.
could the Stream interface be made
hi,
what's the difference between the vector [1] and uvector [2]
packages? should one of those preferred over the other?
thanks,
sk
[1] http://hackage.haskell.org/cgi-bin/hackage-scripts/package/
vector-0.1
[2] http://hackage.haskell.org/cgi-bin/hackage-scripts/package/
uvector-0.1.0.1
currently i'm working on stuff that looks something like this:
1 read soundfile from disk in blocks of N samples (IOCArray, hsndfile
package)
2 convert to CArray with unsafeFreeze (simple O(1) cast, carray package)
3 perform FFT (CArray, fftw package)
4 convert to UArr (uvector package)
5 do
On 14.07.2008, at 18:42, Jules Bean wrote:
It would be helpful to see the programs people are writing with
uvector,
so I can polish up the API some more :)
It would also be helpful to have someone explain why we have:
Ptr a
ByteString
IOUArray
IOCArray
Data.Storable.StorableArray
UArr
Of
On 14.07.2008, at 18:10, Lyle Kopnicky wrote:
You should use the most mature and stable package, which is of
course, uvector, being a whole 0.0.0.1 versions past vector.
oops, didn't notice the thread announcing vector. i'll stick with
uvector then for the time being :)
sk
hi,
i'm having problems with a very simple example using conal elliott's
'reactive' library:
module Main where
import Control.Applicative
import Control.Concurrent
import Control.Monad
import Data.Reactive
import System.Random
main :: IO ()
main = do
(e, snk) - mkEvent
forkIO $
On 25.01.2008, at 00:04, Evan Laforge wrote:
Well... ghc still has a single-threaded garbage collector, so all the
par threads must stop for garbage collection. So scaling to the
level of a cluster would be significantly sub-linear.
A real time incremental gc would be really cool. Some
hi john,
On 11.12.2007, at 18:14, John Lato wrote:
I've been working on a library to encode/decode audio files (wave,
aiff, etc.) to and from lazy bytestrings, and it's finally in a form
where I'm willing to share. It's available at
http://mml.music.utexas.edu/jwlato/HSoundFile/, lightly
On 02.12.2007, at 22:34, Eric Sessoms wrote:
Just add
Build-Tools: c2hs
And cabal will take it from there.
thanks eric, that's really pleasingly simple (it appears that the
Build-Tools: line isn't even needed).
sk
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hi,
i'm looking for a way to integrate c2hs (single .chs file) in a cabal
build setup; can anybody give me some hints?
thanks,
sk
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On 19.11.2007, at 19:54, Peter Verswyvelen wrote:
I can find the paper, but is the source code for that Space
Invaders alike game also available somewhere?
it's included here: http://haskell.org/yampa/afrp-0.4-src.tgz
btw, does anybody know what's the current state of affairs with yampa/
On 16.11.2007, at 13:55, Jim Burton wrote:
The docs say Should be of the form http://host:port, host,
host:port, or
http://host; but none of the variations work. Any ideas where I
might find
an example of code that does this?
this works for me (modulo error handling):
simpleHTTP' ::
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