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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,668 posts.

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2019
431

Performance Matters

Last year I got certified as an EMT. As part of the training I shadowed an ambulance for a day and assisted with each run. For each patient we treated, we had to fill out a patient care report. A patient care report. (source) EMTs are just one part in a long chain. If they transport a patient to a hospital, the…

432

Write your own Excel in F# (2018)

Use Fable, Elmish architecture, parser combinators and the magic of functional-first programming with F# to build a simple browser-based spreadsheet application! I have been teaching F# for 7 years now and while the libraries and examples change, the core ideas remain the same. In this blog post, I'll cover my latest…

444

Practical Facts about the Human Brain

I don’t think it’d have been possible for me to connect with the topic of emotional resilience without a really solid amount of scientific evidence and brain facts supporting it. As a self-identified left-brained male, I need a lot of safety signals from the world of science to really allow myself to go deeper into […]

448

Audio Processing for Dummies

In my spare time I’m an emergency services volunteer, and one of the tasks our unit has is to run the radio network and keep track of what’s happening. This can be a pretty stressful job, especially when there’s lots of radio traffic, and it’s not unusual to miss words or entire transmissions. To help with a personal…