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Every blog post that took off on Hacker News, ranked by the votes of its best submission. 4,614 posts.

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515

Shortest URLs on the Internet

What’s the shortest URL for which content is served on the internet? There are quite a few single-letter second-level domains that are used in very short URLs, such as Google’s http://g.co or Facebook’s https://m.me. But we can go shorter than this: there’s nothing stopping TLD registry operators serving A records at…

518

Image diffing using CSS

Since the last post [http://franklinta.com/2014/09/08/computing-css-matrix3d-transforms/] on CSS was popular here is another simple CSS trick that I found useful in the past. Let’s say we want to find the difference between these two images: You can do this by simply inverting the colors and then stacking them…