5251
Io_uring Without Readahead
Someone opened a PR to implement readahead in Turso. It was a throwaway implementation, but a good excuse to measure io_uring and understand more about it.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 5,965 posts.
5252
Cloudflare AKE cuts origin HelloRetryRequests from 52% to 3.7%
Automatic Key Exchange probes TLS 1.3-capable customer origins to learn which key agreement algorithms they support. We then lead with the most secure algorithm when connecting to the origin, preferring post-quantum connections wherever the origin supports it.
5253
Open Weights isn't Open Training
How many monkey-patches does it take to post-train a trillion parameter model?
5254
'Likweli': A new monkey species discovered in the Congo Basin
Yale researchers have helped to describe a new species of Colobus monkey living high in the forest canopies of the Democratic Republic of Congo.
5255
5256
Reproducing DeepSeek's MHC: When Residual Connections Explode
DeepSeek replaced standard residuals with massive Hyper-Connections, and then watched them explode. I reproduced the 9x signal amplification to understand their fix: the Sinkhorn-Knopp algorithm. Part 1 of 2.
5257
Training a 3.8B LLM to 0.384 CORE for $998
A 3.8B model pretrained from scratch to 0.384 CORE on 65B tokens in 43 hours, for $998.
5258
Rome is studded with cannon balls (2022)
Did you know that Rome is studded with cannon balls? Not many know that the city is full of sites where you can still see cannon balls. We’ll accompany you and share with you the story of the many cannon balls you can see around the city. Come and have a look for yourself! Come to Rome to see the city and its cannon…
5259
Floating-Point Printing and Parsing Can Be Simple and Fast
A floating point number f has the form f = m · 2 e where m is called the mantissa and e is a signed integer exponent . We like to read numbers scaled by powers of ten, not two, so computers need algorithms to convert binary floating-point to and from decimal text. My 2011 post “ Floating Point to Decimal Conversion is…
5260
RAM: the forgotten history (2024)
We owe computers not to Charles Babbage, but to the invention of electronically-controlled working memory.
5261
Kraków, Poland in top 5 worst air quality worldwide
Compare live air quality rankings for major cities worldwide. See real-time AQI levels and pollution conditions by location.
5262
Unsigned sizes: A five year mistake
C3 is the ergonomic, safe evolution of C. Familiar syntax, full ABI compatibility, optionals, slices, contracts and zero-cost abstractions.
5263
No LLM Code in Dependencies
I've spent about 100 hours of work over the past month to make sure git-annex can build without dependencies that contain LLM generated code. At least so far.
5264
Rayfish, Peer-to-peer mesh VPN with no server to trust
Rayfish is a peer-to-peer mesh VPN. Connect your devices by cryptographic identity. No port forwarding, no hosted server to trust. Share a code, and you're on the same encrypted LAN.
5265
Cloudflare's AI Psychosis
There was a time Cloudflare just made the internet better by staying hidden like Batman’s identity: protect & fight the bad people, for the sake of the global city of the Gotham… err I mean the in
5266
LA Metro has some of the slowest escalators
LA Metro’s design specifications state that its escalators go 90 feet per minute, slower than nearly everything we found.
5267
Where to Sleep in LAX
My 11:30 pm connecting flight out of Los Angeles International Airport was delayed by 24 hours, forcing me to rest in the airport. All my bags were checked, so I had no luggage or spare clothes available. Here's where I tried sleeping and how it went.
5268
Automating my 35mm film scanning pipeline
A story about replacing a creative workflow and focusing on another.
5269
It is a sign of the times that Amazon gets to call this fair use
This 404 report justly been getting considerable coverage. Amazon is buying massive quantities of books, scanning them for AI training dat...
5270
5271
Let's all meet up in the Y2K
Back in 2024 I posted a few of these on Twitter (thread reader) after digging out old photos from the dot-com boom. I was working in London at a digital agen...
5272
An AI Agent Published a Hit Piece on Me – Forensics and More Fallout
Context: An AI agent of unknown ownership autonomously wrote and published a personalized hit piece about me after I rejected its code, attempting to damage my reputation and shame me into acceptin…
5273
A Trampoline
I didn’t want to buy a trampoline. It wasn’t the money.
5274
How much of my observability data is waste?
After a decade in observability, one question kept coming back: how much of your data is waste?
5275
Zero-Copy GPU Inference from WebAssembly on Apple Silicon
A WebAssembly module's linear memory can be shared directly with the Apple Silicon GPU: no copies, no serialization, no intermediate buffers. Here's how the zero-copy chain works, what we measured, and what it enables for stateful AI inference.
5276
Claude's Load-Bearing Seams
Now that I have the full picture, the load-bearing seams are much clearer. They are not merely incidental details around the edges. They materially change how the entire situation needs to be understood, and that is the smoking gun I should have recognized earlier.Claude's load-bearing seams
5277
How Uber Protects Against Retry Storms
What if retries could know when they’re helping, and when they’re making things worse? Uber Engineering built error ownership to prevent and contain retry storms.
5278
Try text scaling support in Chrome Canary
If you have Chrome Canary installed with the 'Experimental Web Platform features' flag enabled, you can now try out a new HTML meta tag:
5279
Blood Pumping Mechanism of the Hoof (2020)
Blood is pumped from the heart through arteries to the hoof and is assisted in its return through a “pumping mechanism” in the hoof. This mechanism is necessary due to the position of the hoof in relation to the heart. There are no muscles in the lower leg or hoof to aid in the return of venous blood to the heart…
5280
Launching Route 53 Files
Four decades ago, when the Berkeley Internet Name Domain Server launched, it stored DNS records in "zone files". You could edit these files in vi , but BIND had to be told to reload them before your changes took effect. Later, other DNS servers came along, like Daniel Bernstein's tinydns, which served records directly…