Best of 2026

The blog posts Hacker News loved most in 2026. 3,700 posts.

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1329

Aluminum foil (2021)

It’s typically 10 μm thick and 400 mm wide, giving it an aspect ratio of 40000 in that dimension, and rolls are commonly some ten meters in length, for an aspect ratio of 1 000 000; heavy-duty versions can reach 30 μm or more. Despite their thinness, foils of 25 μm or more are impermeable to oxygen, water, and light…

1330

RTX 5090 and Raspberry Pi: Can it game?

It turns out, you can attach an external GPU to a Raspberry Pi 5. So my natural first question is, can I game on it? Let’s try it out and compare it with some similar computers. Just a quick FTC required note: When you buy through my links, I may earn a commission. For the showdown of crappy gaming computers, we’ll…

1335

What Zig felt like, coming from Rust

What Zig felt like, coming from Rust Intro I’ve spent the last 7 years as a Rust developer, working mostly on open source projects, and I’d like to think I’ve built a solid feel for the language and its ecosystem along the way. I gravitate toward the functional side of Rust like clean functions, expressive types, that…

1336

The darker side of being a doctor

I’m a surgeon. I’d like to think that I’m resilient and well adjusted, having gone through medical school and rigorous surgical training. I’ve been a doctor for 13 years and much of that period has been spent training to be as good a surgeon as I could ever be. I have great family support, a physician wife who…

1349

Every Byte Matters

I have spent a large portion of my career working in Java. In that time, you get used to huge classes. New functionality? Just add a new method and field to the class. The cost of each new field is rarely considered. Performance is often considered from a classic computer science perspective by considering asymptotic…