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Software Engineering

The most popular blog posts about software engineering on Hacker News. 1,733 posts.

2023
33

Write more "useless" software

After my last blog post about Hurl, someone asked me, and I quote: "... why?" The simple answer is "for the joke." But the longer answer is that useless software [1] is a fantastic way to explore and experience the joy of computing. Play is an important part of exploration and joy.

40

Building an Internet Scale Meme Search Engine

Anyone who’s spent any amount of time on the Internet has a good idea of how prevalent meme usage has become in online discourse. Finding new memes on the latest happening and sharing them with various friend groups to share in the humor is a long-enjoyed pastime of mine. Working in tech and in the InfoSec field has…

41

Simulating fluids, fire, and smoke in real-time

Fire is an interesting graphics problem. Past approaches generally faked it. For example, Lord of the Rings used sprites with lots and lots of smoke (the fluid sim was too expensive at the time, even for movies). Real-time applications like video games have pretty much exclusively used non-physical approaches.

43

Choose Postgres queue technology

Introduction Postgres queue tech is a thing of beauty, but far from mainstream. Its relative obscurity is partially attributable to the cargo cult of “scale”. The scalability cult has decreed that there are several queue technologies with greater “scalability” than Postgres, and for that reason alone, Postgres isn’t…

54

I got robbed of my first kernel contribution

Context Around a year and a half ago, I’ve asked my former company for some time to work on an issue that was impacting the debugging capabilities in our project: gdbserver couldn’t debug multithreaded applications running on a PowerPC32 architecture. The connection to the gdbserver was broken and it couldn’t control…

56

Your computer should say what you tell it to say

WEI? I’m a frayed knotTwo pieces of string walk into a bar.The first piece of string asks for a drink.The bartender says, “Get lost. We don’t serve pieces of string.”The second string ties a knot in his middle and messes up his ends. Then he orders a drink. The bartender says, “Hey, you aren’t a...