Canada's bill C-22 mandates mass metadata surveillance

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.

How I write software with LLMs

https://www.stavros.io/static/images/favicons/og-image.jpg?h=24586483
The user has been using Large Language Models (LLMs) to create various projects, including a secure LLM personal assistant, a voice note recorder, and a whimsical multiplayer canvas, and has developed a workflow that involves using multiple models to review and implement code. The user's workflow consists of an architect, a developer, and reviewers, and involves a series of steps, including ...

The 49MB web page

https://thatshubham.com/img/newsbanner.webp
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 ...

Chrome DevTools MCP (2025)

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.

Home Assistant waters my plants

https://finnian.io/img/Home%20Assistant%20waters%20my%20plants/79F6BA21-05D6-48DE-B195-B21B1F442EDD_1_102_o.jpeg
The user, a self-confessed foodie and nerd, set up Home Assistant to control and automate their irrigation system and other smart devices at home. They successfully integrated various hardware and software components, including Link-Tap, Proxmox, and Zigbee devices, to create a comprehensive smart home system.

Electric motor scaling laws and inertia in robot actuators

https://robot-daycare.com/images/act/lorentz_sketch.jpg
The user discusses the fundamentals of robot actuators, specifically the relationship between motor size, torque, power dissipation, and reflected inertia, and proposes a figure of merit that is size-invariant. This figure of merit, normalized motor constant, is useful for comparing motors of different sizes and is primarily determined by power dissipation at a given torque, not gear ratio or ...

Ask HN: What is it like being in a CS major program these days?

Professors emphasize the importance of adapting to industry demands, citing emerging technologies and shifting job market needs. Students are skeptical, questioning whether the curriculum matches reality and prepares them for the workforce.

What every computer scientist should know about floating-point arithmetic (1991) [pdf]

The IEEE floating-point standard discusses rounding error and its effects on various arithmetic operations, including addition, subtraction, multiplication, and division, and proposes methods to reduce or eliminate these errors. The standard also introduces concepts such as guard digits, ulps, and NaNs to handle special cases and improve the accuracy and portability of floating-point arithmetic.

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.
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.

LLMs can be exhausting

https://bear-images.sfo2.cdn.digitaloceanspaces.com/tomjohnell/tom-2.webp
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.

Kona EV Hacking

http://techno-fandom.org/~hobbit/cars/ev/tn/snowcap0.jpg
The user purchased a Hyundai Kona EV, built their own home fueling infrastructure, and made various modifications to the car, including installing a "Yuppie Button" and removing the intrusive BlueLink system. They documented their experiences, including driving and charging the car, addressing issues such as tire problems, brake noises, and coolant pump leaks, and sharing their opinions on ...

Separating the Wayland compositor and window manager

https://isaacfreund.com/blog/river-window-management/x11.svg
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.

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.

Six ingenious ways how Canon DSLRs used to illuminate their autofocus points

https://exclusivearchitecture.com/images/technical-articles/CSDS/00_TOC/00.png
Table of Contents

Scientists discover a surprising way to quiet the anxious mind (2025)

https://www.sciencedaily.com/images/1920/calm-relaxed-young-woman-sunset.webp
Researchers at UCSF are testing MM120, a pharmaceutical form of LSD, to treat generalized anxiety disorder, showing significant results in reducing symptoms by promoting neuroplasticity. A single dose outperformed standard treatments, offering hope to those who have found little relief elsewhere.

The Accidental Room (2018)

https://99percentinvisible.org/wp-content/uploads/2018/12/RI-state-prison-600x420.jpg
Michael Townsend and friends lived in a secret apartment in Providence Place Mall for nearly 4 years, reclaiming a forgotten space. After being caught, Townsend was given a misdemeanor for trespassing and banned from the mall.

Reviewing Large Changes with Jujutsu

The user has been using Jujutsu (jj) as a Git replacement for 6 months and is hooked due to its intuitive tooling and ability to craft clear pull requests. They've developed a new workflow for reviewing code, duplicating changes, and squashing them into a parent change to track progress.

How far can you go with IX Route Servers only?

https://blog.benjojo.co.uk/asset/0gefTJ0GUp
Internet exchange route servers simplify interconnection by distributing routes from members to other members, but they may not be as effective for attracting traffic due to low inbound reachability. Route servers can be useful for learning peering routes, but for inbound-heavy networks, Private Network Interconnects may be a better option due to economics and the trend of major content ...

The emergence of print-on-demand Amazon paperback books

https://www.alexerhardt.com/_astro/pachi_reading_pile.DtzIE1FS_29Wgwm.webp
The author, a former avid reader, regained their reading habit and now reads 1.5 books per week, cherishing the act of reading for its own sake. They prefer physical books over eBooks and have a large private library, but are disappointed with Amazon's print-on-demand books, which are often of poor quality and more expensive than stock equivalents.

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.

//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.

Lies I was told about collaborative editing, Part 2: Why we don't use Yjs

https://docs.moment.dev/default_opengraph.png
The author argues that popular collaborative text editing algorithms, including Yjs, are not suitable for live-collab and offline cases due to their complexity and potential for data corruption. A simpler alternative, prosemirror-collab, is recommended for its ease of use and better performance, although it lacks true master-less peer-to-peer editing capabilities.

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.

What makes Intel Optane stand out (2023)

https://zuthof.nl/wp-content/uploads/2023/05/image-6-1024x590.png
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.

A Visual Introduction to Machine Learning (2015)

https://r2d3.us/world.png
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.

Why Are Viral Capsids Icosahedral?

https://substackcdn.com/image/fetch/$s_!8iQI!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F98bf5c87-d3ed-41d4-8110-8c8c1fdfe759_2000x1260.jpeg
Audio playback is not supported on your browser. Please upgrade. From the late 1980s through the early 2000s, a famous debate played out between the evolutionary biologists Stephen Jay Gould and Simon Conway Morris on the nature of the evolutionary process. Gould viewed evolution as radically contingent: if “the tape of life” were to be rerun, he argued, even small environmental changes would ...

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. “Capturing Bigfoot” chronicles the fallout.

SpiceCrypt: A Python library for decrypting LTspice encrypted model files

https://opengraph.githubassets.com/fd5b34608c346b3c605b991d2bcc44e1806a1526137dadb5162ce2be04cb7186/jtsylve/spice-crypt
SpiceCrypt is a Python library for decrypting LTspice encrypted model files in both text-based and binary formats. It supports automatic format detection and provides various decryption options.

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.