17 links from the last 24 hours · 1 November 2026
When your database CPU is at 100%, what is it actually doing? Memory stalls, CPU caches, and how radix partitioning makes GROUP BY faster.
A small-scale rule of thumb. This article will land much better with a concrete example, but I am drawing a blank here, so you gotta just blindly trust my say so!
Parameter Labs describe an exploit they found against ChatGPT's implementation of the artifacts pattern (OpenAI used to call this "Canvas" but it looks like the latest revision is called HTML …
CVE-2026-98432 is a CVSS 9.8 remote use-after-free in Linux's IPv4 TCP handshake, fixed upstream Oct 15. Ubuntu and RHEL haven't shipped a fixed kernel yet.
Fast and slow ways to improve your reputation
To get a good reputation in tech companies, you need to work on important projects. However, you need a good reputation first in order to get assigned important…
LLM integration plugin for other plugins to depend on
Explore why online ticket waiting rooms can be unfair in South Africa and how random lotteries could make high-demand event ticket sales fairer and more accessible.
The most effective skill I've been using
Ishwar writes things down: some engineering, some life.
TUF. Counting women: Why sex‑based data still matters (The Unmoved Feminist)
At first glance, “sex‑disaggregated data” sounds like a technical matter best left to statisticians. It is easy to assume that debates about whether forms record “sex” or “gender identity”, or whet…
ParticleDB is a multi-model database designed for AI workloads. We tested versions 1.1.4 through 1.1.18.11.rc-22 and found that ParticleDB’s claims of “Full ACID” were somewhat premature. We present 96 issues in ParticleDB, ranging from the ped…
A journey through Unicode's whitespace characters and perfect hashing.
When your database CPU is at 100%, what is it actually doing? Memory stalls, CPU caches, and how radix partitioning makes GROUP BY faster.
Instead of YouTube, watch HackerTube!
Making agents fast - what I've learnt over the last 12 months
Practical lessons on speeding up AI agents: inference speed (TTFT vs tok/s), tool call traces, building the tooling agents want, and hardware and sandboxing.
YSK Molly(Signal fork) has not been updated since 3 months and is vulnerable to attacks fixed in mainline Signal
cross-posted from: https://piefed.world/c/ysk/p/1503393/ysk-molly-signal-fork-has-not-been-updated-since-3-months-and-is-vulnerable-to-attacks-f A…
One Durable Object per game room, no shared database, and the rule that stranded half a lecture hall the first time a real crowd used it.
The one where I have a hard time using a new website.
By bypassing ChatGPT's sandbox and content security policy, our research team was able to take over anyone's account simply by sending them a link.