How to Build Advanced Cybersecurity AI Agents with CAI Using Tools, Guardrails, Handoffs, and Multi-Agent Workflows
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The principles and laws you've never heard of
10 lesser-known principles that explain more about life than most books do
Hanlon’s razor
Price’s law
Getting Started with Smolagents: Build Your First Code Agent in 15 Minutes
Build an AI weather agent in 40 lines of Python using Hugging Face's smolagents library. Learn to create tools, connect LLMs, and run autonomous tasks.
An agent is essentially an LLM equipped with tools
approach to reasoning
Iran Studied the Wrong War Game, America's Triple-Layer Kill Chain Just Proved It
120 Ships Destroyed, One Strait Still Closed. Until the A-10 Changed the Math at Hormuz.
The Age of the Amplifier
As we’ve noted more than a few times before, for most of the 20th century AT&T’s Bell Labs was the premier industrial research lab in the US.
Anatomy of the .claude/ Folder
A complete guide to CLAUDE.md, custom commands, skills, agents, and permissions, and how to set them up properly.
Metannoying
Your brain on "not X but Y"
This happens in seconds. A student with high verbal aptitude processes this almost instantaneously.
Psychometricians have called antonyms the most efficient measure of verbal intelligence in the toolkit: high g-loading, high discrimination at the top of the ability range, no contextual scaffolding.
Inside the TSMC Patent: How Himax Quietly Became a Key Link in the...
Himax Technologies has long been seen as a peripheral player in the AI boom. But that perception may be about to change. Buried inside a series of recent TSMC patent filings lies an unexpected...
Matmul Flow | AI by Hand Academy
IndexCache, a new sparse attention optimizer, delivers 1.82x faster inference on long-context AI models
Researchers at Tsinghua University and Z.ai built IndexCache to eliminate redundant computation in sparse attention models like DeepSeek and GLM. The training-free technique cuts 75% of indexer operations, delivering up to 1.82x faster time-to-first-token at 200K context lengths…
Minimum Viable Product (MVP): Definition
MVPs are learning tools that test whether an idea is valuable to users.
This Musical Instrument Sounds Like Unearthly Horrors Breaking into the Human Realm
The “Sour” History of Scurvy, the Disease That Decimated the World’s Greatest Navies
The bane of sailors for centuries, scurvy is a disease that has caused immense suffering, even to the present day.
4 Muscles to Train for Maximum Anti-Aging Effect
Ignore them and you age faster.
Escaping the Ogallala trap
There is a closing window to stop Waymos from creating omnigridlock.
We Haven’t Seen the Worst of What Gambling and Prediction Markets Will Do to America
I don’t think people have thought hard enough about how bad this could get.
A college basketball coach made 418 mistakes his first year. He kept track of all of them
Thirteen years ago, Mike Neighbors dreamed up an idea to help others: He started writing down his mistakes.
Why rural hospitals close
What makes small town healthcare different
Scaling a Monolith to 1M LOC: 113 Pragmatic Lessons from Tech Lead to CTO
For context, I work in a Django/React TS/React Native codebase on a 20-person team at MorphMarkethttps://www.morphmarket.com/. I have 17 years experience wit...
Shell Tricks That Actually Make Life Easier (And Save Your Sanity)
Watch someone backspace 40 characters instead of pressing CTRL+W, and you’ll understand why this list exists. A collection of shell tricks-grouped by what works everywhere and what’s Bash/Zsh-speci...
Getting started with GitLab feature flags in Python
Learn to integrate GitLab feature flags into a Python Flask app using the Unleash SDK to control feature rollouts without redeploying.
The Site-Search Paradox: Why The Big Box Always Wins
Success in modern UX isn’t about having the most content. It’s about having the most findable content. Yet even with more data and better tools than ever, internal search often fails, leaving users to rely on global search engines to find a single page on a local site. Why does…
Google's new compression algorithm cut memory stocks within hours of publication
Google published a research blog post on Tuesday about a new compression algorithm for AI models. Within hours, memory stocks were falling. Micron dropped 3 per cent, Western Digital ...
Finding X-Risks and S-Risks by Gradient Descent — LessWrong
(This is a fleshed out version of the lightning talk I gave at Megameetup) …
Physicists just took a road trip with a load of antimatter. Here’s how it went
Scientists at CERN built a container weighing about a ton to transport just 92 subatomic antimatter particles without annihilating them
Why Philadelphia Cream Cheese is pulling dollars from search
The shift away from Google search signals a broader recalibration: marketers are chasing commerce media that can prove it converts.
The Story of Harvey Prager, the Last Great Weed Smuggler
Before the cartels took over, Harvey Prager built a life on millions of dollars of drug money. A prosecutor called him “the last of the amateurs."
Credits | OpenRouter
Getting Started with Nanobot: Build Your First AI Agent
Learn how to set up Nanobot, connect it to WhatsApp, and power it with OpenAI GPT-5.3-Codex for a practical, always-on AI agent.
In Edison’s Revenge, Data Centers Are Transitioning From AC to DC
Could switching to 800 V DC be the key to more efficient data centers?
Claude Code Cheat Sheet
Why Incompetent People Think They’re Amazing: An Animated Lesson from David Dunning (of the Famous “Dunning-Kruger Effect”)
The business world has long had special jargon for the Kafkaesque incompetence bedeviling the ranks of upper management. There is “the Peter principle,” first described in a satirical book of the same name in 1968.
An Average Joe's Guide to HVAC | The Art of Manliness
Back in January, a day before a big winter freeze was about to hit Tulsa and dump a foot of snow on us, our home’s furnace stopped working. I didn’t want to spend a week without heat, so I called an HVAC (Heating, Ventilation, and Air Conditioning) company. The technician who…
Microsoft-backed startup raises $40 million for advanced chipmaking equipment tech
Lace, a Norway-headquartered chipmaking equipment startup which is backed by Microsoft, has raised $40 million in funding to further develop a technology that could enable significant advances in semiconductor design and manufacturing, the company said on Monday.
apt vs apt-get: What Is the Difference?
Understand the difference between apt and apt-get in Debian and Ubuntu. When to use each tool, how the commands map to each other, and which one belongs in your scripts.
comm: working with sets and multisets at the command line
The comm utility lets you find which lines are unique to one file or another, and which lines are common to both.
How BM25 and RAG Retrieve Information Differently? - MarkTechPost
When you type a query into a search engine, something has to decide which documents are actually relevant — and how to rank them. BM25 (Best Matching 25), the algorithm powering search engines like Elasticsearch and Lucene, has been the dominant answer to that question for…
The clever part is that BM25 doesn’t reward keyword stuffing
saturation
Research: Starlette 1.0 skill
Starlette 1.0 Skill offers a concise guide for building robust web applications with Starlette, a lightweight ASGI framework. The accompanying demo showcases a task management app featuring projects, tasks, comments, …
Release: llm 0.29
Access large language models from the command-line
Why Smart People Feel Like Frauds: The Psychology of Impostor Syndrome and Its Hidden Benefits
Incompetent people tend to see themselves as not just competent, but highly competent. So, at any rate, holds the theory of the 'Dunning-Kruger effect,' previously featured here on Open Culture. But does the converse also hold: do highly competent people tend to see themselves…
Anthropic's Compute Advantage: Why Silicon Strategy is Becoming an AI Moat
Why Anthropic’s integration into hyperscaler silicon programs may give it a lasting advantage in the economics of frontier AI.
A Visual Guide to Attention Variants in Modern LLMs
From MHA and GQA to MLA, sparse attention, and hybrid architectures
The 49MB Web Page
A look at modern news websites. How programmatic ad-tech, huge payloads and hostile architecture destroyed the reading experience.
An exclusive tour of Amazon’s Trainium lab, the chip that’s won over Anthropic, OpenAI, even Apple
Shortly after Amazon announced its $50 billion investment in OpenAI, AWS invited me on a private tour of the chip lab at the heart of the deal.
Note: Based on the article **[An exclusive tour of Amazon’s Trainium lab, the chip that’s won over Anthropic, OpenAI, even Apple](#rid:1653401870)**, here are the key points: ### Strategic Impact & Partnerships * **Major Adoption:** Amazon’s custom chips have secured massive commitments from leading AI labs. **Anthropic** runs Claude on over 1 million Trainium2 chips, and **OpenAI** recently signed a…
Safely Deploying ML Models to Production: Four Controlled Strategies (A/B, Canary, Interleaved, Shadow Testing) - MarkTechPost
Safely Deploying Machine Learning Models to Production: Four Controlled Strategies (A/B, Canary, Interleaved, Shadow Testing)
Note: This bookmark, **[Safely Deploying ML Models to Production: Four Controlled Strategies](#rid:1652757915)**, is an article from MarkTechPost that outlines how to release machine learning models into production while minimizing risk. The article details four key deployment strategies: * **A/B Testing**: Randomly splits a small percentage of total traffic to the new model while the rest stays on the…
Google Has a Secret Reference Desk. Here's How to Use It.
40 Google features to find exactly what you need, the alternative search engines that do things Google won't, and the reference desk framework underneath all of it.
LLM Architecture Gallery
A gallery that collects architecture figures from The Big LLM Architecture Comparison and related articles, with fact sheets and links back to the original sections.
The Celtic Curse: How a Bronze Age mutation became Ireland’s deadly inheritance
The genetic disorder that turns the body into an iron trap
The seven hour explosion nobody could explain
Gamma-ray bursts are the most violent explosions in the universe. In a fraction of a second, they can release more energy than the sun will emit across its entire 10-billion-year lifetime. Most are over before you've had time to register them, gone in seconds, minutes at most…
How Invisalign Became the World’s Biggest User of 3D Printers
Joe Hogan, Align Technology’s plastics-nerd CEO, says you shouldn’t eat with your aligners and that you don’t need to wear your retainers every night.