Best of 2021

The blog posts Hacker News loved most in 2021. 3,497 posts.

Any topic
2321

Leaving Debian

Today's story is an insider view of Debian. One of the oldest Linux distributions and probably one of the longest-running volunteer-based open-source projects. Joey Hess is my guest, and he dedicated significant parts of his adult life to working on Debian. He's going to share what that was like. The good and the bad…

2337

How PHP Opcache Works

The opcache PHP extension implements various functionality to speed up PHP in a transparent manner. As the name indicates, its origin and primary purpose is opcode caching, but nowadays it also contains an optimizer and just-in-time compiler. However, this blog post will focus only on the opcode caching aspect.

2338

The Problem with Macros

So we’re supposed to be writing a game, right? But in order to make progress, we have to fix a bug. And in order to fix the bug, we have to write a test. And in order to write a test, we have to write a test framework. And in order to write a test framework, we have to understand a thing or two about macros. Okay. So…