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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 5,957 posts.

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2026
3036

Maladaptive Frugality

I recently decided to, finally, have my iPhone fixed, only to realize a few hours later that my AppleCare could have covered it. I was in a low mood until my partner suggested that I was robbing myself of a good decision. The iPhone needed fixing, and procrastinating on it wasn’t useful. Deciding to do […]

3037

Just Use Go

Hey, dipshit. You know what compiles in two seconds, deploys as a single binary, and doesn't shit itself when a transitive dependency gets yanked from npm at 3am? Go. The same way HTML has been sitting there since the dawn of the goddamn internet waiting for you to stop overcomplicating the frontend, Go has been…

3039

Light Mode InFFFFFFlation

Back in the day, light mode wasn’t called “light mode”. It was just the way that computers were, we didn’t really think about turning everything light or dark. Sure, some applications were often dark (photo editors, IDEs, terminals) but everything else was light, and that was fine. What we didn’t notice is that light…

3045

The Q, K, V Matrices

At the core of the attention mechanism in LLMs are three matrices: Query, Key, and Value. These matrices are how transformers actually pay attention to different parts of the input. In this write-up, we will go through the construction of these matrices from the ground up.