Issue 305 2022-03-03
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.
Isoxya is an extensible data processing system for crawling and scraping the internet. It is written in Haskell for speed and reliability. Isoxya is free, open-source, and packaged as a container. The JSON API is simple to control. Various plugins are available, many also open-source.
Failing in Haskell by Jappie Klooster
Recently I encountered some dubious error handling code. Not only was it failing, it was failing WRONG.
Haskell (Almost) Standard Libraries by Alejandro Serrano Mena
This books walk you through the main “standard” libraries in the ecosystem, with lots of examples to get you started.
Seq and complexity by Chris Martin
Too long we’ve neglected containers! We’re fixing that, starting with a page on
What is a monad morphism (in Haskell)? by Gabriella Gonzalez
This post briefly explains what a monad morphism is in the context of Haskell, since I wanted a succinct explanation that I could refer to for other posts.
- Haskell Developer at MLabs (ad)
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- Haskell Software Engineer at Bitnomial (Chicago,IL,US Remote) (ad)
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Lumi is looking for Haskell and PureScript engineers to grow our supply chain platform. Lumi helps manufacturers around the world make their capabilities available directly to ecommerce brands. We are open to remote candidates in the US and UK.
Trying to hire a Haskell developer? You should advertise with us!
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!
Shae Erisson by The Cofree Coffee Cast
In which Shae discusses the power of names, doing things that need to be done, organizing EuroHaskell, putting together the Monad Reader, where to get permission to build cool things, and the importance of ignorance.
Show & tell
- GHCup version 0.1.17.5 by Julian Ospald
The main motivation of this release is making it compatible with the new binary distribution of HLS, which is upcoming soon and will be a dynamically linked distribution.