Canada's bill C-22 mandates mass metadata surveillance of Canadians

https://www.michaelgeist.ca/wp-content/uploads/2026/03/screenshot_4102-780x350.png
The Canadian government introduced Bill C-22, the Lawful Access Act, which limits warrantless access to personal information but raises concerns about surveillance capabilities and data retention. The bill introduces new rules for telecom providers and internet platforms to assist law enforcement, sparking privacy and civil liberties concerns.

Chrome DevTools MCP

https://developer.chrome.com/static/blog/chrome-devtools-mcp-debug-your-browser-session/image/devtools-mcp-auto-connection-diagram.png
Chrome DevTools MCP server now allows coding agents to directly connect to active browser sessions, enabling seamless transition between manual and AI-assisted debugging. Users must enable remote debugging in Chrome and configure the MCP server with the --autoConnect option for auto connection.

The 49MB web page

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The modern news website architecture is plagued by user-hostile design choices, such as excessive ads, modals, and tracking scripts, which prioritize short-term CPMs over long-term readership. To create a better user experience, publishers should adopt a privacy-first approach, enforce serialized onboarding, and reserve space for asynchronous content to reduce cognitive load and improve ...

The Linux Programming Interface as a university course text

Author of TLPI seeks university teacher feedback on book usage in courses. They want course outlines and suggestions for improving the book for university students.

A new Bigfoot documentary helps explain our conspiracy-minded era

https://img-s-msn-com.akamaized.net/tenant/amp/entityid/AA1YvAKu.img?w=768&h=432&m=4&q=89
In the 1960s, a shaky film shot in the wilderness helped launch the Bigfoot industry, enriching and then upending the lives of the men behind it. β€œCapturing Bigfoot” chronicles the fallout.
https://sebastianraschka.com/llm-architecture-gallery/images/hero/architecture-gallery-hero.webp
This page collects architecture figures and fact sheets for Open-Weight LLMs, focusing on panels and allowing users to report inaccuracies. It features a 27B model with local attention and a large vocabulary, including strong Indic language support.

//go:fix inline and the source-level inliner

https://go.dev/gopls/assets/inline-before.png
Go 1.26 introduces an all-new source-level inliner to help modernize Go code. The inliner replaces function calls with their bodies, enabling self-service API migration and upgrades with the //go:fix inline directive.

Separating the Wayland compositor and window manager

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River, a non-monolithic Wayland compositor, has broken from traditional architecture by splitting the window manager into a separate program. This allows for more control over window management policy and better performance.

Cannabinoids remove plaque-forming Alzheimer's proteins from brain cells (2016)

https://www.salk.edu/wp-content/uploads/2016/06/David-Schubert-458x305.jpg
THC reduces beta amyloid proteins in human neurons, potentially offering insight into Alzheimer's disease treatment. Lab studies suggest THC may help remove toxic amyloid beta and reduce inflammation in nerve cells.

What makes Intel Optane stand out (2023)

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Intel Optane drives offer ultra-low latency, high durability, and high performance due to 3D XPoint Technology. However, they have high costs and low capacities, making them less appealing for most companies.

Bandit: A 32bit baremetal computer that runs Color Forth [video]

Glassworm Is Back: A New Wave of Invisible Unicode Attacks Hits Repositories

https://cdn.prod.website-files.com/642adcaf364024654c71df23/69b3eae6c5874de66241f098_9a9029c0.png
Glassworm threat actor is back, compromising hundreds of GitHub, npm, and VS Code repositories with invisible Unicode characters. Aikido's malware scanning pipeline detects this threat, and a free tool called Aikido Safe Chain can block supply chain risks in real time.

Nasdaq's Shame

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Nasdaq proposes changes to its index methodology to favor large IPOs like SpaceX, allowing for near-immediate index inclusion and artificially inflating stock prices. This could lead to a massive liquidity squeeze and unfair wealth transfer from passive investors to corporate insiders.

Learning athletic humanoid tennis skills from imperfect human motion data

Researchers developed LATENT, a system that learns tennis skills from imperfect human motion data. LATENT successfully trains a humanoid robot to consistently hit and return tennis balls in real-world conditions.

Type systems are leaky abstractions: the case of Map.take!/2

Adding a type system to Elixir involves exploring the trade-offs between expressiveness and type safety, as seen in the example of a proposed Map.take!/2 function that raises if a key is not present in the map. The function's type signature is challenging to define due to the need to specify the exact shape of the return map, leading to discussions on the use of macros, distributive ...

Excel incorrectly assumes that the year 1900 is a leap year

https://learn.microsoft.com/en-us/media/open-graph-image.png
Microsoft Excel incorrectly assumes 1900 is a leap year for compatibility with Lotus 1-2-3. Correcting this would cause most dates to decrease by one day and break compatibility with other programs.

A Visual Introduction to Machine Learning (2015)

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Machine learning uses statistical learning to identify patterns in data and make predictions, such as distinguishing homes in New York from homes in San Francisco. A decision tree is a machine learning method that uses if-then statements to identify boundaries and define patterns in the data, but can overfit if it learns irrelevant details.

In Memoriam: John W. Addison, my PhD advisor

The author had John Addison as their PhD advisor at UC Berkeley, where they studied logic under his guidance and developed a lifelong appreciation for his teaching style and generosity. Addison's influence continued to shape the author's career in computer science, where they drew on his lessons to design the dataflow language Lucid.

A Plain Anabaptist Story: The Hutterites

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The Hutterite community originated in 1525 in Zurich, Switzerland, and was persecuted for centuries, but survived due to tolerance in the Russian steppe. Today, 58,000 Hutterites live in North America, with a unique demographic record of high fertility and rapid growth, but now facing declining birth rates and changing social trends.

Stop Sloppypasta

Sharing raw AI output reduces comprehension and trust due to effort asymmetry and lack of verification. It creates a negative feedback loop where the sender loses credibility and the recipient loses trust.

Show HN: Free OpenAI API Access with ChatGPT Account

https://repository-images.githubusercontent.com/1182119229/d650bb22-6121-490f-9055-60e09d5544ea
This package creates a localhost proxy to OpenAI's Codex API using OAuth tokens, allowing access to pre-authenticated endpoints without an API key. It supports various models and is intended for personal, local experimentation on trusted machines.

Bus travel from Lima to Rio de Janeiro

https://kenschutte.com/lima-to-rio-by-bus/map.png
The user traveled from Lima, Peru to Rio de Janeiro, Brazil by bus in 2025, taking a route through Puno and southern Bolivia. The trip was straightforward and easy, with frequent buses available, but safety concerns existed on mountainous routes in Bolivia.

I'm Too Lazy to Check Datadog Every Morning, So I Made AI Do It

https://quickchat.ai/blog-assets/authors/jakub_swistak.webp
The user automated Datadog alert triage using Claude Code, an AI coding tool, to reduce tedious morning work and free up time for actual coding. The setup involves a Model Context Protocol (MCP) server, a markdown file skill, and a cron job to automate the process of identifying and fixing bugs.

Show HN: Open-source playground to red-team AI agents with exploits published

https://raw.githubusercontent.com/fabraix/playground/master/public/playground.png
AI agents are taking over repetitive tasks, freeing humans for creative work. Trust in AI is built through open collaboration and testing by a community of researchers and engineers.

Show HN: GDSL – 800 line kernel: Lisp subset in 500, C subset in 1300

The author initially believed small compilers require significant tradeoffs, but they successfully created a subset of C and a Lisp compiler with minimal compromises. The author questions why other compilers are so large, suggesting they may be over-engineered.

LLMs can be exhausting

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Working with LLMs requires metacognition to avoid mental fatigue and frustration, which can lead to poor prompts and outcomes. To optimize LLM interactions, focus on writing clear prompts, setting success criteria, and iterating towards faster feedback cycles to avoid context overload and improve results.

Kangina

https://upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Kangina.png/330px-Kangina.png
Kangina is a traditional Afghan technique of preserving grapes in mud and straw discs, allowing them to stay fresh for up to six months. This eco-friendly method works by sealing the fruit in clay-rich mud, restricting air and moisture flow, and allowing gradual gas permeation to keep the grapes alive.

Hollywood Enters Oscars Weekend in Existential Crisis

https://www.theculturenewspaper.com/wp-content/uploads/2020/10/oscars-scaled-2560-e1572561458169.jpg
Young assistants at WME worry about the future of the movie business due to declining attendance, layoffs, and AI threats. Despite challenges, studios like Netflix and Paramount are investing in AI and new storytelling forms to revitalize the industry.

Ask HN: How is AI-assisted coding going for you professionally?

You want to cut through AI development noise and learn from concrete experiences, focusing on tools used, successes, challenges, and context. You're looking to build a grounded picture of AI-assisted development in March 2026.

Show HN: Signet – Autonomous wildfire tracking from satellite and weather data

Signet uses AI to track US wildfires by analyzing satellite data, weather, and geographic information. It provides assessments and predictions, but users should not rely on it for emergency decisions.