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• Lenny222/About Haskell
  ! What it means ! What it is good for
  586 bytes (72 words) - 21:57, 23 April 2021
• Monomorphism
  ...s for several different types - and thus, a function is ''monomorphic'' if it works only for ''one'' type. As an example, <hask>map</hask> is polymorphic. It's type is simply
  692 bytes (112 words) - 20:01, 21 May 2017
• BayHac2017/dynobud
  Be warned that it is non-trivial to get dynobud built as it requires somewhat tricky external C++ dependencies.
  325 bytes (45 words) - 00:24, 22 February 2017
• BayHac2017/Karya
  To get sound you'll need VSTs, a VST host, and jack if it's linux. It's easy to set up on OS X, it might be complicated on linux, but anyone
  886 bytes (153 words) - 22:47, 5 April 2017
• Abandoning a package
  ...it. You may wish to also orphan it in this case, to allow others to take it over or claim the namespace. ...package is still good and useful, but no longer have the time to maintain it, you can reach out via the usual community channels (the haskell-cafe maili
  957 bytes (167 words) - 22:55, 23 October 2016
• First-class module
  Because it has also [[Dependent type]]s, it can leverage them so that it is not forced to have a separate module language and a core language.
  585 bytes (86 words) - 06:42, 10 August 2022
• Diagrams/Install
  ...haskell.org/platform Haskell Platform], if you don't already have it. Then it should be enough to simply run it will be installed as well.
  757 bytes (105 words) - 01:44, 19 April 2015
• Blueprint
  ...low reading a data structure like <hask>Data.Map</hask> while constructing it. It is discussed at length in
  346 bytes (51 words) - 15:19, 6 February 2021
• Hie-bios
  ''This article is a stub. Please help expand it.'' ...ng Haskell programs using [[Cabal]], [[Stack]] and other package managers. It is used to specify how [[Haskell Language Server]] and [[ghcide]] set up a
  497 bytes (72 words) - 23:38, 31 July 2023
• ZuriHac2015/Projects/Gipeda
  It generates static files, mostly json-files, using shake to keep track of wha ...ttp://perf.haskell.org/ghc. But it is kept generic and you are free to use it for your own projects as well.
  1 KB (201 words) - 08:12, 22 May 2015
• Making GHCi scale better and faster
  ...stops being fun anymore and you start wishing you didn’t have to wait for it to load. If you want it on all the time, you can put the above line in a <code>.ghci</code> file ei
  1 KB (245 words) - 18:39, 2 October 2015
• Cabal/How to install a Cabal package
  ...http://hackage.haskell.org/ Hackage] you'd like to try. How do you install it on your system? While it is possible to "install" a library package "globally" it is most certainly a [https://en.wikipedia.org/wiki/Dependency_hell bad idea
  1 KB (169 words) - 10:06, 10 March 2021
• Diagrams/GSoC
  ..., and raise the profile of the Haskell programming language. Most of all, it's fun---you get to tangibly experience your contributions in the form of be
  1 KB (165 words) - 22:48, 5 March 2014
• Haste
  ...ily modified version of [[haddock]] 1.x for Intellisense (tab-completion). It was [http://www.haskell.org/pipermail/haskell/2005-April/015667.html announ The development of Haste has been abandoned, and as of GHC 6.8.2, it is somewhat bitrotten. A snapshot of the last sources can be found at [[Med
  2 KB (310 words) - 05:54, 10 October 2013
• Yhc/Primitives
  ...all. This allows for the possibility that the primitive might block and so it is run in a separate OS thread. ...'t run the primitive call in a separate OS-level thread because we promise it won't block.
  2 KB (288 words) - 01:58, 9 April 2021
• $
  .../hask> has the lowest, right-associative binding precedence (infixr 0), so it sometimes allows parentheses to be omitted; for example: It is also useful in higher-order situations, such as <hask>map ($ 0) xs</hask
  1 KB (208 words) - 00:09, 1 October 2016
• Strict semantics
  It means, that an undefined argument of a function leads to an undefined funct It may be implemented by [[eager evaluation]].
  363 bytes (53 words) - 15:18, 6 February 2021
• Partial functions
  ...it much easier to reason about your code and makes "if your code compiles, it probably works" true for your code more often. Usually if you have a partial function, it's because your types are incorrect and you should fix your types rather tha
  1 KB (247 words) - 16:53, 15 November 2014
• Haskell Web Server
  * Björn Bringert cleaned it up and put it to http://darcs.haskell.org/hws/
  543 bytes (85 words) - 03:32, 9 April 2021
• Default method implementation
  It's always a design question, whether to provide default implementions of met ...duces the amount of implementation work for class instances. It also makes it more probable, that no extra super-classes are needed.
  2 KB (254 words) - 21:39, 19 September 2016
• Xmonad/Notable changes since 0.12
  ...config. This is now the preferred way to use <code>ManageDocks</code>, as it can be kept up to date with any new hooks that might be added in the future ...W_TYPE_DOCK</code> window type (there is code to handle other windows, but it does not appear to be being used). Notably, this means that if you use <cod
  2 KB (420 words) - 18:27, 12 December 2017
• Probabilistic Functional Programming
  It turns out that random variables establish a monad, namely a list monad wher ...ulate or randomize any simulation without altering the code which defines it.
  2 KB (271 words) - 22:15, 27 November 2016
• Constant applicative form
  ...since it is not a [[lambda abstraction]] it contains no variables at all. It may however contain identifiers which refer to other CAFs, e.g. ...ome shared code which will overwrite itself with some graph the first time it is evaluated. A CAF such as
  2 KB (255 words) - 06:31, 12 June 2023
• 99 questions/Solutions/54A
  are binary trees: it is just not possible to construct an invalid tree with this type. Hence, it is redundant to introduce a predicate to
  1 KB (156 words) - 13:35, 25 December 2016
• Haddock
  ...cumentation of the standard libraries that come with [[GHC]] and [[Hugs]]. It is also supported by [[Cabal]].
  684 bytes (90 words) - 02:54, 28 November 2015
• Intentionally omitted instance
  In an equation for `it': it = 2 + 3 :: Char It is ugly that you have to enable <hask>UndecidableInstances</hask> for this
  1 KB (209 words) - 14:08, 22 February 2015
• Cabal
  ...y involved in the creation of packages and the building of their contents. It does not manage packages. ...all non cabal packaged dependencies, it cannot uninstall packages, nor can it automatically upgrade installations.
  2 KB (244 words) - 12:34, 2 October 2020
• 99 questions/Solutions/40
  ...number theory that has not been proved to be correct in the general case. It has been numerically confirmed up to very large numbers (much larger than w .... Then it looks for a pair of odd numbers where both are prime and returns it as a tuple.
  1 KB (226 words) - 19:47, 18 January 2014
• Space leak
  That means it should preferably leak even when compiled with the latest GHC -O2, but cert It's frustrating to study about leak when the examples given no longer leak fo
  1 KB (168 words) - 06:46, 4 February 2015
• Infix operator
  Putting parentheses around an infix operator converts it into a prefix function: Putting <code>`</code>-marks around a prefix function allows us to use it like an infix function:
  1 KB (159 words) - 23:45, 25 June 2021
• Commenting
  It is generally a good idea to write comprehensible programs, However it is not true that every program can be become comprehensible
  2 KB (315 words) - 02:39, 9 April 2021
• Calling Haskell from C
  It is not uncommon to want to call a Haskell function from C code. Note the foreign export. When GHC sees this, it will generate stubs
  1 KB (215 words) - 17:08, 27 June 2019
• Syntactic sugar
  ...ns]] to syntactic sugar. The goal generally being to balance the amount of it available in a language so as to maximise readability -- giving enough free ...of syntactic sugar is as cut-and-dried as some people appear to be making it.
  3 KB (490 words) - 01:44, 27 October 2017
• NamedAction.dpatch
  This actually refers to a text darcs patch, but it works anyways.
  94 bytes (15 words) - 15:19, 6 February 2021
• BayHac2018/CodeWorld
  == What It Is == ...CodeWorld is to be used for middle school aged children. Because of this, it defaults to a simplified variant of Haskell. However, a full Haskell versi
  2 KB (275 words) - 21:13, 6 April 2018
• Kibro
  I've made this page for documenting it, and discussing ideas. ...with cabal install (to make sure all dependencies are there) and then run it on a port like 3000.
  1 KB (154 words) - 05:36, 24 April 2021
• Multiple instances
  How is it possible? ...instance can be defined for the class/newtype pair and it is not orphan if it is defined where newtype is introduced.
  2 KB (336 words) - 08:58, 30 November 2016
• Binary IO
  It's very simple to use, and provides a highly efficient, pure interface It is a part of the base package, so it comes with [[GHC]].
  2 KB (254 words) - 19:03, 23 October 2013
• Web/Libraries/Templating
  ...syntax for defining your templates: a Haml-inspired syntax to be precise. It also has support for type-safe URLs, and achieves very high performance by ...e Java StringTemplate library by Terrence Parr, ported by Sterling Clover. It can be used for any templating purpose, but is often used for dynamically g
  1 KB (193 words) - 04:57, 26 April 2021
• Gtk2Hs/Tutorials
  ...ses the deprecated Events module and to run some examples with gtk 0.10.1, it is necessary to include "import Graphics.UI.Gtk.Gdk.Events" in the program. A simple example how to show a list and select an entry from it.
  1,006 bytes (151 words) - 04:25, 26 April 2021
• Diagrams/Dev/AlignedCompose
  It seems like a major wart that often, in order to compose diagrams in a certa ...some require <code>Traced</code> and some do not. That is, specifically, it is hard to imagine what type we could give to the hypothetical lens <code>a
  2 KB (397 words) - 20:05, 1 June 2015
• ARM
  ...s a [http://en.wikipedia.org/wiki/RISC RISC] instruction set architecture. It is used in most of the mobile phones and in many other consumer electronics ...project with forking jhc.] Kiwamu Okabe created a fork of [[jhc]] and used it to program a [http://en.wikipedia.org/wiki/ARM_Cortex-M Cortex-M3] processo
  3 KB (409 words) - 07:55, 19 October 2015
• Common Language Runtime
  ...H JS crew have made some good progress on creating a new target for GHC so it's doable at least. ...this spin, head over to github page, and follow the READMEs carefully. It it also the only Mono compatible solution (but again, may require manual steps
  2 KB (405 words) - 10:31, 9 February 2019
• Haskell.org infrastructure
  ...It therefore also determines the policy on the uses of those machines that it pays for. If there are problems with infrastructure, it is good to check [https://status.haskell.org status.haskell.org] to see if
  1 KB (208 words) - 23:49, 17 May 2018
• GHC/TypeSigsAndAmbiguity
  ...alas not always. Perhaps this is a deficiency in GHC, but here's one way it can happen: Now GHC finished typechecking the right hand side of <tt>f</tt>, so next it checks that the constraints ''needed'' in the RHS, namely <tt>(C a b1)</tt>
  4 KB (716 words) - 11:30, 24 January 2016
• Maintenance of standard collection libraries
  ...rac (http://hackage.haskell.org/trac/ghc/wiki/CollectionLibraries) because it made better sense there.
  148 bytes (22 words) - 12:16, 8 June 2023
• Hac NYC/Talks
  If you'd like to give a talk, announce it here; tell us your name, the title of the talk, a short description. Pleas ...tion of what "univalence" could be and why it is reasonable to expect that it should compute.
  2 KB (335 words) - 15:02, 5 April 2014
• Hoare Property
  ...no bugs in it, or write code so complex that there are no obvious bugs in it.
  431 bytes (80 words) - 01:34, 17 June 2021
• Emacs/Project navigation
  ...ll buffer which will jump directly to its definition. You can also now use it for [[Emacs/Autocompletion|autocompletion]]. or just <code>M-x customize-group haskell</code> and it's in there.
  1 KB (170 words) - 18:23, 11 April 2016
• ILogBase
  ...based, it is limited in number sizes, and has accuracy errors that render it unusable even for simple purposes such as digit counting.
  1 KB (173 words) - 01:51, 14 July 2021

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