104 karma · joined September 28, 2021
What is the license? I’m not entirely sure if copyright would apply, but it would still be useful information.
The Thought Emporium makes really high quality content. He does a lot of things, most recently covering things in metal, but in the past they have made videos on gene editing, growing opals, and making holograms. It’s a lot of different topics, all presented very well.
(function() { // Initial concept is from: https://news.ycombinator.com/item?id=30668137 (tomxor) // The script we are using is from: https://news.ycombinator.com/item?id=30670079 (onion2k) 'use strict'; let observer = new IntersectionObserver( (entries) => { entries.forEach((entry, i) => { if (entry.isIntersecting) { const p = 2; const c = document.createElement('canvas'); const x = c.getContext('2d'); c.width = 18; c.height = 14; const s = entry.target.innerText; const r = 1;
if (s) {
for (
let s = entry.target.innerText, r = 1, i = 28 + s.length;
i--;
) {
// xorshift32
(r ^= r << 13), (r ^= r >>> 17), (r ^= r << 5);
const X = i & 3,
Y = i >> 2;
if (i >= 28) {
// seed state
r += s.charCodeAt(i - 28);
x.fillStyle =
'#' + ((r >> 8) & 0xffffff).toString(16).padStart(0, 6);
} else {
// draw pixel
if (r >>> 29 > (X * X) / 3 + Y / 2)
x.fillRect(p * 3 + p * X, p * Y, p, p),
x.fillRect(p * 3 - p * X, p * Y, p, p);
}
}
}
entry.target.prepend(c);
} else {
if (entry.target.firstChild.tagName === 'CANVAS')
entry.target.firstChild.remove();
}
});
},
{ rootMargin: '0px 0px 0px 0px' }
);
document.querySelectorAll('.hnuser').forEach((user) => {
observer.observe(user);
});
})();