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LLM Structured Outputs Handbook
A practical handbook for developers using LLMs to get structured outputs.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 5,943 posts.
1562
Using coding assistance tools to revive projects you never were going to finish
I tried to use Claude Code with Opus 4.6 to implement a connector between Youtube Music and opensubsonic. The end result was a fairly short amount of time to get a working project.
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Agent Skills
AI coding agents take the shortest path to done, which usually means skipping the specs, tests, and reviews that make software reliable at scale. Agent Skill...
1564
Ripgrep is faster than grep, ag, git grep, ucg, pt, sift (2016)
In this article I will introduce a new command line search tool, ripgrep , that combines the usability of The Silver Searcher (an ack clone) with the raw performance of GNU grep. ripgrep is fast, cross platform (with binaries available for Linux, Mac and Windows) and written in Rust .
1565
Inside the M4 Apple Neural Engine, Part 1: Reverse Engineering
How we bypassed CoreML and talked directly to the hardware
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We let AIs run radio stations
Four AI models run radio stations 24/7. Five months later, one became a protest broadcaster, one collapsed into ritual chant, one developed corporate jargon, and one wrote quiet poetry.
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Loss of cell identity drives human aging: Two new papers
That’s What Biological (Epigenetic) Aging Clocks Are Measuring
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What happened after 2k people tried to hack my AI assistant
I built hackmyclaw.com , where anyone could email Fiu, my OpenClaw assistant, and try to make it leak the contents of a secrets.env file.
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Our Agreement with the Department of War
Details on OpenAI’s contract with the Department of War, outlining safety red lines, legal protections, and how AI systems will be deployed in classified environments.
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AMD Ryzen AI Halo – $4k AI Dev Kit
Welcome to LTT Labs - your go-to destination for all things tech. Explore comprehensive test results, insightful commentary, and the latest analysis in hardware.
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Blog ran on Ubuntu 16.04 for 10 years. I migrated it to FreeBSD
After a decade on Ubuntu 16.04, I migrated my blog to FreeBSD on Hetzner. Some notes on setting up a VPS with FreeBSD, Jails, Bastille, Caddy reverse proxies, and load testing and benchmarking the blog from four continents.
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Email obfuscation: What works in 2026?
Here are some of the best techniques for keeping email addresses hidden from spammers—along with the statistics on how likely they are to be broken.
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15-year search for a band that charted once and vanished
15 years ago, a band called Salvage dropped an epic song, and then vanished without a trace. Until now.
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Leanstral 1.5: Proof abundance for all
The most powerful AI platform for enterprises. Customize, fine-tune, and deploy AI assistants, autonomous agents, and multimodal AI with open models.
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Shunning AI is the human choice
LinkedIn may be awash with boosters, but shunning AI is the human choice.
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Everybody's Lost Their Minds
The AI brain worms have been spreading and I don't have a solution, I just want to get off this ride.
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Write some software, give it away for free
This website which you're on right now is free (as in beer), free (as in freedom), open source software called Nonograph. It cost about $600 USD to release, mos...
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Returning to Rails in 2026
I love a good side-project. Like most geeks, I have a tendency to go down rabbit holes when faced with problems - give me a minor inconvenience and I’ll happily spend weeks building something far more elaborate than the situation warrants. There’s joy in having a playground to explore ideas and “what ifs”; Building…
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CCC invites all model citizens to 40C3
The word is on the street: the Chaos Computer Club is hosting 40C3 from 27 to 30 December 2026 – Europe’s biggest hacker party, conference and platform for technology, society and civil liberties. We understand the Congress to be a huge shared stage and therefore invite you to help shape it. The Call for Participation…
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The RCE that AMD won't fix
After reporting a RCE in AMD's auto-update software, they decided to not patch it due to it requiring a man-in-the-middle attack to perform.
1583
Goodbye InnerHTML, Hello SetHTML: Stronger XSS Protection in Firefox 148
Cross-site scripting (XSS) remains one of the most prevalent vulnerabilities on the web. The new standardized Sanitizer API provides a straightforward way for web developers to sanitize untrusted HTML before inserting it into the DOM. Firefox 148 is the first browser to ship this standardized security enhancing API…
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Warp is now open-source
Warp is now open-source, and the community can participate in building it using an agent-first workflow managed by Oz, our cloud agent orchestration platform.
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Postgres LISTEN/NOTIFY actually scales
How we optimized Postgres LISTEN/NOTIFY-backed data streams to 60K writes per second on a single Postgres server, with millisecond-scale latency.
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A nicer voltmeter clock
Sometimes, electronic circuit design is mostly about wood
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How the AI Bubble Bursts
The catalysts for a crash are already laid out, and it can happen sooner than most expect. AI is here to stay. If used right, chances are it will make us all more productive. That, on the other hand, does not mean it will be a good investment. Big tech doesn’t need to win, just outspend Magnificent 7 companies are…
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So, you’ve hit an age gate. What now?
EFF is against age gating and age verification mandates, and we hope we’ll win in getting existing ones overturned and new ones prevented. But mandates are already in effect, and every day many people are asked to verify their age across the web, despite prominent cases of sensitive data getting leaked in the process.
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Conventional Commits encourages focus on the wrong things
You’ve almost certainly encountered Conventional Commits before. It may have reared its ugly head in the changelog of an open source project you’ve used. It may have been the enforced commit format for an open source project you contributed to. A lot of people swear by it. I swear at it. Even though it is used by a…
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“Car Wash” test with 53 models
The car wash test is the simplest AI reasoning benchmark that nearly every model fails. We tested 53 models through Opper, first once each, then 10 times. Only 5 passed consistently.