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Why I find diffusion models interesting?
HN Discussion
New
The latest blog posts to take off on Hacker News. 49,204 posts.
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How to distrust a CA without any certificate errors
A “distrust” is when a certification authority (CA) that issues HTTPS certificates to websites is removed from a root store because it is no longer trusted to issue certificates. This means certificates issued by that CA will be treated as invalid, likely causing certificate error interstitials in any browser that…
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Succinct data structures
An overview of a class of data structures I didn't know about!
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Exploring Polymorphism in C: Lessons from Linux and FFmpeg's Code Design (2019)
Learn how Linux/FFmpeg C partial codebase is organized to be extensible and act as if it were meant to have “polymorphism”. Specifically, we’re going to briefly explore how Linux …
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Automatically tagging politician when they use their phone on the livestreams
How does it work? Every meeting of the flemish government in Belgium is live streamed on a youtube channel. When a livestream starts the software is searching for phones and tries to identify a distracted politician. This is done with the help of AI and face recognition. The video of the distracted politician are then…
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Forget Twitter threads and write a blog post instead (2021)
All of the kool kids in Twitter land seem to be jumping on the bandwagon of a very annoying craze. Twitter threads. Please stop; write a blog post instead
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A few words about FiveThirtyEight
Silver Bulletin will begin publishing some new features soon — including Trump approval ratings. But the media just lost an extremely valuable resource.
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"Big 3" science fiction magazines including Asimov's and Analog acquired
For other news from February, see my previous grapevine. This report is available free to the public. If you like my writings on genre issues, consider backing my Patreon.
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Exploring the Paramilitary Leaks
In January, Distributed Denial of Secrets published over 200 gigabytes of chat logs and recordings from paramilitary groups and militias, including American Patriots Three Percent (APIIII) and the Oath Keepers. The files were obtained by John Williams, a wilderness survival trainer who spent years deep undercover…
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Git without a forge
I’ve written quite a lot of free software in my life. Most of it was from scratch: projects I started myself. So I get to choose where to host them – or rather, I have to choose where to host them.
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NCSC, GCHQ, UK Gov't expunge advice to “use Apple encryption”
This is some really embarrassing timing on the Home Office’s (HO’s) part: a few weeks ago when news first broke of the HO’s demand for a backdoor in Apple ADP, I pointed out to MP…
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Tailscale is pretty useful
It's probably old news for most, but I've recently started using Tailscale and wanted to share my experience with it.
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Skynet won and destroyed humanity
For a very long time, it appeared obvious to outside observers of the time flow that Skynet would never win the war, and never annihilate humanity.
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My Beancount books are 95% automatic after 3 years (2024)
Fang-Pen Lin's blog about programming
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NetBSD on a JavaStation
Hard as it may be to imagine, there was a time when Java was brand new and exciting. Long before it became the vast clunky back-end leviathan it is today, it was going to be the ubiquitous graphical platform that would be used on everything from cell phones to supercomputers: write once, run anywhere. Initially …
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The Demoralization is just Beginning
This is a map of primary trading partners, US vs China, and how it has evolved over the last 20 years. Think about it, and realize this probably reflects your experience.
7158
Writing an LLM from scratch, part 8 – trainable self-attention
Moving on from a toy self-attention mechanism, it's time to find out how to build a real trainable one. Following Sebastian Raschka's book 'Build a Large Language Model (from Scratch)'. Part 8/??
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Tmux – The Essentials (2019)
With only a handful of commands, tmux can still be your new best friend on the terminal
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The Dead Planet Theory
No one does anything, the bar is lower than you think
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ARC-AGI without pretraining
We solve 20% of ARC-AGI-1 with no pretraining by minimizing the description length during inference time, with the only data involved being the target puzzle itself.
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Why fastDOOM is fast
During the winter of 2024, I restored an IBM PS/1 486-DX2 66Mhz, "Mini-Tower", model 2168. It was the computer I always wanted as a teenager but could never afford. Words cannot do justice to the joy I felt while working on this machine.
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Solving SICP
This report is written as a post-mortem of a project that has, perhaps, been the author’s most extensive personal project: creating a complete and comprehensive solution to one of the most fa…
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Mountains, Cliffs, and Caves: A Guide to Using Perlin Noise for Procedural Gen
Minecraft generates unique worlds with Perlin noise. Covers the algorithm, octaves, and Fractal Brownian Motion - with a terrain implementation walkthrough.
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The inspection paradox is everywhere (2015)
I have updated this article with new data, better code, and friendlier data visualization. You can read the new version here . Th...
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Satellogic's Open Satellite Feed
Benchmarks & Tips for Big Data, Hadoop, AWS, Google Cloud, PostgreSQL, Spark, Python & More...
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Should managers still code?
Ah, the eternal question, straight from the mailbag.
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DeepSeek's smallpond: Bringing Distributed Computing to DuckDB
DeepSeek is pushing DuckDB beyond its single-node roots with smallpond, a new, simple approach to distributed compute. But does it solve the scalability challenge—or introduce new trade-offs?