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Ruby 4.0.0
We are pleased to announce the release of Ruby 4.0.0.Ruby 4.0 introduces “Ruby Box” and “ZJIT”, and adds many improvements.
New
The latest blog posts to take off on Hacker News. 31,670 posts.
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Researchers achieved 1,270 Wh/L in an anode-free lithium metal battery
[POSTECH, KAIST, and Gyeongsang National University achieve a record-breaking energy density of 1,270 Wh/L]
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Google's year in review: areas with research breakthroughs in 2025
This year saw new AI models, transformative products and new breakthroughs in science and robotics.
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Lessons from the PG&E outage
At Waymo, our mission is to be the world’s most trusted driver. We know trust is built through consistent behavior over time—earned through every mile we drive and every interaction we have with the community. This past Saturday, as a widespread PG&E outage cut power to nearly one-third of San Francisco, our service…
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Unifi Travel Router
Take your UniFi network anywhere. The UniFi Travel Router recreates your full network environment on power up, with flexible uplinks, instant policies, and seamless device connectivity.
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Is Northern Virginia still the least reliable AWS region?
We analyzed if AWS’ N. Virginia region remains the least reliable in 2025. Overview of outages, affected services, and the massive October 20 AWS incident, with insights from StatusGator’s real-time monitoring.
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We replaced H.264 streaming with JPEG screenshots (and it worked better)
Or: How JPEG Screenshots Defeated Our Beautiful H.264 WebCodecs Pipeline
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AI Police Reports: Year in Review
In 2024, EFF wrote our initial blog about what could go wrong when police let AI write police reports. Since then, the technology has proliferated at a disturbing rate. Why? The most popular generative AI tool for writing police reports is Axon’s Draft One, and Axon also happens to be the largest...
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10 years bootstrapped: €6.5M revenue with a team of 13
€6.5M in revenue, 65% EBIT margins, a full infrastructure migration, and enough features shipped to make your head spin — all with 13 people. Ten years in, still small, still profitable, still having...
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Lotusbail npm package found to be harvesting WhatsApp messages and contacts
Secure the modern software stack with Koi. Gain visibility, context, and real-time protection over extensions, MCPs, and autonomous AI agent endpoints.
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Project Vend: Phase Two
How Claude turned around its failing vending machine business
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Italian Competition Authority Fines Apple $115M for Abusing Dominant Position
The Authority found the App Tracking Transparency (“ATT”) policy to restrict competition The policy lays down the privacy rules imposed by the company on third-party developers of apps off...
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Disney Imagineering Debuts Next-Generation Robotic Character, Olaf
Disney introduced a next-generation robotic character representing Olaf, the beloved snowman from Walt Disney Animation Studios’ Frozen.
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Using Vectorize to build an unreasonably good search engine in 160 lines of code
PartyKit now includes a vector database and access to an embedding model. Here’s a guide on how to use them to build a search engine.
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ARIN Public Incident Report – 4.10 Misissuance Error
Executive Summary On 2 December 2025, an IPv4 block 23.150.164.0/24, correctly allocated to the Original Customer, was inadvertently removed and reissued to the …
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Structured outputs create false confidence
Constrained decoding seems like the greatest thing since sliced bread, but it often forces models to prioritize output conformance over output quality.
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Ruby website redesigned
A Programmer's Best Friend
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Measuring AI Ability to Complete Long Tasks
We propose measuring AI performance in terms of the length of tasks AI agents can complete. We show that this metric has been consistently exponentially increasing over the past 6 years, with a doubling time of around 7 months. Extrapolating this trend predicts that, in under a decade, we will see AI agents that can…
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Flock and Cyble Inc. weaponize “cybercrime” takedowns to silence critics
When a government contractor pays a company for "Takedown Services" to prevent transparency in government
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Over 40% of deceased drivers in vehicle crashes test positive for THC: Study
Average blood levels far exceed those considered to cause impairment.
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Skills Officially Comes to Codex
Give ChatGPT and Codex new capabilities and expertise
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Privacy doesn't mean anything anymore, anonymity does
Privacy is when they promise to protect your data. Anonymity is when they never had your data to begin with.
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CSS Grid Lanes
It’s here, the future of masonry layouts on the web!
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Graphite is joining Cursor
Graphite has entered into a definitive agreement to be acquired by Cursor.
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GotaTun – Mullvad's WireGuard Implementation in Rust
GotaTun is a WireGuard® implementation written in Rust aimed at being fast, efficient and reliable.