#rust

Cloudflare redesigned the in-memory representation of its Big Pineapple DNS cache, reducing the per-entry footprint by 56% and freeing roughly 100 TB of working-set memory across its fleet. The Rust-based changes also increased cache insertion ...

100 Exercises to Learn Rust is our adaptation of Mainmatter's course of the same name and it has just received its biggest update!

Polars is a DataFrame library written in Rust on the Apache Arrow memory format, and the speed comes less from the language than from the model. The model? Describe your work as expressions, and the Polars query engine plans them out.

In a JetBrains interview, Zig creator Andrew Kelley expanded on the project's formal ban on AI contributions and the motivation behind its migration off GitHub to Codeberg: automated code submissions decrease codebase quality and weaken the social .. ...

Almost every slow Polars script lacks in terms of one of these two: its expression engine written and executing in Rust across every core at its disposal, and its query optimizer that rewrites your work before any of it runs.

Bun creator Jarred Sumner recently announced that Bun, the JavaScript/TypeScript runtime, bundler and package manager has been rewritten from Zig to Rust. The rewrite seeks to eliminate recurrent memory safety vulnerabilities via Rust's borrow ...

A rewrite this size wasn't affordable before agents. Here's what porting the Copilot agent runtime to 800,000 lines of production Rust actually took.

A Rust method only works when a seemingly unrelated trait is imported. Why is that?

Lint the entire CPython code base from scratch. It takes 0.3 seconds. Three blinks of an eye. That is ruff, and it is written in Rust. So are Pydantic, Polars, uv, and Granian. Rust shows up in Python three ways: tools that happen to be Rust, ...