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The most popular blog posts about software engineering on Hacker News. 14,540 posts.

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7411

Lessons from Doom (2010)

A high-minded goal like “expand the boundaries of the medium” doesn’t always mean forging ahead in crazy new unknown directions. Sometimes it means examining lost evolutionary lines in game design – picking up ideas that were abandoned long ago and seeing if there’s any new life in them. The game I keep coming back to…

7423

Zig’s Io.Threaded is neat

std.Io.Threaded is one of the implementations of Zig's new Io interface that enables concurrency. This is a boring just use threads impl. I personally find it neat though --- it does this weird thing that I wanted to do for ages, that to my knowledge no one else is doing properly, and implements it better than I…

7431

Bitwise Division

Integer division is expensive. Much more expensive than multiplication. Much, much more expensive than addition. If you’re trying to make some integer operations really fast it’s bad news if you need to do division.

7434

Parsing JSON faster with Intel AVX-512

Many recent Intel processors benefit from a new family of instructions called AVX-512. These instructions operate over wide registers (up to 512 bits) and follow the Single instruction, multiple data (SIMD) paradigm. These new AVX-512 instructions allow you to break some speed records, such as decoding base64 data at…