Jappie Journal

jappie.me

Technical blog by Jappie Klooster. Haskell, Nix, functional programming, and software engineering.

Popular posts: 2
Total points: 260
HN comments: 124
Rank: #10,210 personal

Visit jappie.me → RSS feedOn Hacker News Feb 2022 – Sep 2025

Software Engineering 2 Programming Languages 2

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Death to type classes

2025137 points75 comments Programming Languages details

Death (XIII) Symbolizes significant change, transformation, and endings, rather than literal physical death. Have you ever seen a Number grazing in the f

Failing in Haskell

2022123 points49 comments Programming Languages details

I’m a Haskell failure, don’t tell anyone! Recently I encountered some dubious error handling code. Not only was it failing, it was failing WRONG 1. This frus