Best of 2025

The blog posts Hacker News loved most in 2025. 6,219 posts.

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545

XOR

Recently I was called on to explain the ‘XOR’ operator to somebody who vaguely knew of its existence, but didn’t have a good intuition for what it was useful for and how it behaved.

551

The Most Mario Colors

The Mario franchise has two distinct logo styles. The first began with the Mario Bros. arcade game and is mostly used for side-scrolling Super Mario Bros. games, though not all of those games use that style. The second is a multicolor polygonal style, and though it’s primarily used for 3D Mario adventures now, it was…