Newsletter
Issue 332 2022-09-08
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Welcome to another issue of Haskell Weekly! Haskell is a safe, purely functional programming language with a fast, concurrent runtime. This is a weekly summary of what’s going on in its community.
Featured
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Dijkstra Comparison: Looking at the Library Function by Monday Morning Haskell
Today, we’ll look at the API for a library implementation of this algorithm and compare it to the implementations I thought up.
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Linear Combinations of Applicatives by Sonat Süer
On a given type constructor of the appropriate kind, there is at most one
Functor
instance and it can be derived automatically. There is no analog of this forApplicative
s. -
More recursive definitions by Joachim Breitner
Haskell is a pure and lazy programming language, and the laziness allows us to write some algorithms very elegantly, by recursively referring to already calculated values.
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nix-serve-ng: A faster, more reliable, drop-in replacement for nix-serve by Gabriella Gonzalez
Our team at Arista Networks is happy to announce nix-serve-ng, a backwards-compatible Haskell rewrite of nix-serve. It provides better reliability and performance than nix-serve.
Jobs
Trying to hire a Haskell developer? You should advertise with us!
In brief
- Monthly Hask Anything (September 2022)
This is your opportunity to ask any questions you feel don’t deserve their own threads, no matter how small or simple they might be!
Show & tell
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Horizon Haskell Platform by Dan Firth
Nix-first build plans for GHC 9.4.2 and beyond.
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Stack version 2.9.0.1 release candidate by Mike Pilgrem
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xmonad verison 0.17.1 by Tony Zorman
About 10 months after the big release of 0.17.0, we — as promised — picked up the pace a bit and are back with a new minor version.
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XStatic by Tristan de Cacqueray
The goal of XStatic family of packages is to provide static file as Haskell library to be installed using cabal.