Introducing Rusteerio
Why we ported Cheerio to Rust, how LLMs made it worth doing, and what changed in our HTML processing benchmarks.
Engineering posts.
How we build Context.dev, and the bugs we fixed along the way.
The Hidden Race Condition in file-type That Corrupted Our Parallel Image Detection
Our logo candidate list kept shrinking at random. We traced it to the file-type npm package, which shares internal state across detections and returns mismatched MIME types when called in parallel.
How We Fixed a ReDoS Vulnerability That Turned 15-Second Requests into 5-Minute Timeouts at Context.dev
Learn how we discovered and fixed a ReDoS (Regular Expression Denial of Service) vulnerability that was causing our HTML parsing to timeout.
Preventing Memory Issues in Node.js Sharp: A Journey
Learn how to prevent memory issues when using Sharp in Node.js. Practical tips and techniques for handling image processing at scale.
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