Best of 2023

The blog posts Hacker News loved most in 2023. 597 posts.

Software Engineering
155

GTK: Introducing Graphics Offload

Some of us in the GTK team have spent the last month or so exploring the world of linux kernel graphics apis, in particular, dmabufs. We are coming back from this adventure with some frustrations and some successes. What is a dmabuf? A dmabuf is a memory buffer in kernel space that is identified by...

166

Why I tend not to use content negotiation

In this essay, Carson Gross explores his preference for separating JSON and hypermedia APIs instead of using content negotiation, a feature in HTTP that allows clients to request different formats (e.g., HTML, JSON). He discusses the limitations of content negotiation in APIs, especially when mixing stable, versioned…

179

Simulation Islands

Island management is a fundamental low level feature of physics engines and can have a big impact on solver design and performance. This was one of the first problems I decided to work on for Box2D version 3 (v3). Since I began working on v3 I’ve been comparing several algorithms for island management. My goal has…