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The Useless UseCallback
Why most memoization is downright useless...
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The latest blog posts to take off on Hacker News. 80,835 posts.
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Sign in with Google in Chrome
Many websites such as Yelp show an annoying “Sign in with Google” banner when you visit.
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Robot hand could harvest blackberries better than humans
The soft robotic gripper developed at the U of A received a U.S. patent.
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I designed my own fast game streaming video codec – PyroWave
Streaming gameplay from one machine to another over a network is a reasonably popular use case these days. These use cases demand very, very low latency. Every millisecond counts here. We need to:
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Replacing cron jobs with a centralized task scheduler
A brief description of our task scheduling system
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More women than expected are genetically men (2016)
AF MORTEN BUSCH Kønskromosomerne giver normalt svaret på om du er kvinde eller mand. Kvinder har XX. Mænd XY. En lille gruppe af kvinder er dog rent genetisk mænd. De vokser op som kvinder med en kvindes krop, og de fleste opdager først langt inde i puberteten, at de er anderledes. Nu har danske forskere […]
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Simplify, then add delightness: On designing for children
I’ve been building Kidz Fun Art (web, iPad & Windows) since 2021, so 4 years at time of writing. It’s a tablet optimized application intended to be used by children of all ages R…
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Face it: you're a crazy person
OR: why your brain needs a boxcutter
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How to make websites that will require lots of your time and energy
Some lessons I’ve learned from experience. 1. Install Stuff Indiscriminately From npm Become totally dependent on others , that’s why they call them…
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What would an efficient and trustworthy meeting culture look like?
I like bits, bits are mighty. With bits you can do impressive things!
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SIMD within a register: How I doubled hash table lookup performance
It started with a simple thought: four bytes in a hash table bucket look just like an integer. Luckily, this one idea led to a deep dive into bit-twiddling and a 2x performance boost.
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Enough AI copilots, we need AI HUDs
In my opinion, one of the best critiques of modern AI design comes from a 1992 talk by the researcher Mark Weiser where he ranted against “copilot” as a metaphor for AI.
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Making Postgres slower
As an respectable unemployed person must do, I tried to make Postgres as slow as possible
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GPT might be an information virus (2023)
Obligatory: the views and opinions expressed in this post are my own and do not represent the views and opinions of my employer. In light of all the hype going around about ChatGPT, I wanted to offer my “hot take” on what the next 2-5 years
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I hacked my washing machine
I ran out of characters for microblogging so this is where the big words go
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Claude Code is a slot machine
Claude Code keeps me waiting. Here I am pressing return like a crack-addicted rodent in a lab. “Yes, I want to make this edit.” I watch as it works, glassy-eyed and bored as the code scrolls by, and on the edge of my seat because my ideas are about to become reality.
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The many JavaScript runtimes of the last decade
This last decade has seen an inundation of new JavaScript runtimes (and engines in equal measure), enabling us to run JavaScript in all manner of contexts...
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Beetroot juice lowers blood pressure by changing oral microbiome: study
The blood pressure lowering effect of nitrate-rich beetroot juice in older people may be due to specific changes in their oral microbiome, according to the largest study of its kind. Researchers at the University of
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Linux on Snapdragon X Elite: Linaro and Tuxedo Pave the Way for ARM64 Laptops
Linaro Connect 2025 showcases progress in bringing Linux on Snapdragon-Powered Devices
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Fast and cheap bulk storage: using LVM to cache HDDs on SSDs
My attempt to create fast and cheap bulk storage by caching HDDs with SSDs on Linux, using standard lvmcache. Contains an introduction to LVM, RAID, and partitioning.
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Asyncio: A library with too many sharp corners
An explanation of some major issues with asyncio.
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Personal aviation is about to get interesting (2023)
FAA is getting one enormously consequential thing right
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Resizable structs in Zig
In this post I will make the case for the concept of a “runtime resizable struct” in Zig. I will then design an API by exploiting Zig’s powerful comptime functionality.
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What went wrong for Yahoo
Yahoo let two future trillion-dollar companies get away. One of them twice.
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Where are vacation homes located in the US?
As of 2023, the US has around 142.3 million housing units: roughly one home for every 2.4 people in the country.
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How we rooted Copilot
After a long week, the Eye Security Research Team thought it was time for a small light-hearted distraction. So we rooted Copilot.