hdph VS contravariant

Compare hdph vs contravariant and see what are their differences.

hdph

Haskell distributed parallel Haskell (by PatrickMaier)
Control
Source Code
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contravariant

Haskell 98 contravariant functors (by ekmett)
Control Contravariant
Source Code
hackage.haskell.org
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hdph contravariant
- 1
38 72
- -
0.0 0.0
over 6 years ago almost 2 years ago
Haskell Haskell
BSD 3-clause "New" or "Revised" License BSD 3-clause "New" or "Revised" License
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
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For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

hdph

Posts with mentions or reviews of hdph. We have used some of these posts to build our list of alternatives and similar projects.

We haven't tracked posts mentioning hdph yet.
Tracking mentions began in Dec 2020.

contravariant

Posts with mentions or reviews of contravariant. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2021-10-21.
  • Co-Applicative programming style
    2 projects | /r/haskell | 21 Oct 2021
    The operator also pops up in George Wilson's 2018 talk, Contravariant Functors: the Other Side of the Coin, along with (>*) and (*<) operators to help things along. Shortly after its publication, Issue #57 for contravariant was raised, suggesting not only (>*<) but the other operators from George's talk.

What are some alternatives?

When comparing hdph and contravariant you can also consider the following projects:

record - Anonymous records

control-monad-free - Free monads and monad transformers

rio-orphans - A standard library for Haskell

effect-monad - Provides 'graded monads' and 'parameterised monads' to Haskell, enabling fine-grained reasoning about effects.

mtl - The Monad Transformer Library

streamproc - Haskell library providing a continuation-based stream processor arrow

freer-effects - An implementation of "Freer Monads, More Extensible Effects".

recursion-schemes - Generalized bananas, lenses and barbed wire

operational - Implement monads by specifying instructions and their desired operational semantics.

managed - A monad for managed values

free - free monads

can-i-haz - Generic implementation of the Has pattern for MonadReader/MonadState and CoHas for MonadError

hdph vs record contravariant vs control-monad-free hdph vs rio-orphans contravariant vs effect-monad hdph vs mtl contravariant vs streamproc hdph vs freer-effects contravariant vs recursion-schemes hdph vs operational contravariant vs managed hdph vs free contravariant vs can-i-haz