Beam: Reflection's 501B open-weight model

224 Philpax 2026-10-05 19:42:10 UTC reflection.ai Llama Share 62

Beam is a large language model that combines pretraining and reinforcement learning to achieve strong performance in coding, agentic, and reasoning tasks. It was trained on 23.8 trillion high-quality tokens from the web and proprietary licensed datasets using a novel scaling recipe for reinforcement learning.

Dust: Pretraining Transformers Without Backpropagation

48 E-Reverance 2026-10-05 21:42:10 UTC qlabs.sh Llama Share 3

Researchers have developed a zeroth-order optimization algorithm called Dust that is competitive with backpropagation at pretraining transformer language models. The algorithm perturbs activations independently at every token, allowing for parallel evaluation and efficient computation.

Find the flattest route between any two points in SF

33 ishan0102 2026-10-05 21:42:10 UTC flattensf.com Llama Share 7

The route is computed using 1m lidar elevation and street graph data, balancing distance and climbing. The slider offers various options, excluding stairways on bikes while allowing them on foot.

Opus 5.5 agents discover two room-temperature magnetic semiconductor candidates

126 outlier99 2026-10-05 21:42:10 UTC vals.ai Llama Share 107

Researchers used AI to design a new magnet with properties between ferromagnetic and antiferromagnetic materials, which could improve computer memory. The material has zero net spin moment but sorts electrons by energy level, allowing for faster switching and higher storage performance.

Web Search API

456 tosh 2026-10-05 11:42:10 UTC developers.cloudflare.com Llama Share 208

Web Search API is now available in beta, allowing AI agents to search the internet and ground responses in live information. It supports three providers: Ceramic.ai, Exa, and Linkup, with no additional markup on top of provider prices.

Competitive Programmer's Handbook (2018) [pdf]

78 vinhnx 2026-10-05 18:42:10 UTC cses.fi Llama Share 17

This book provides a thorough introduction to competitive programming, focusing on algorithms and mathematical thinking. It is suitable for students interested in IOI or ICPC, as well as anyone looking to learn about competitive programming.

Using Blu-ray M-Disk as Backup of Last Resort

22 hukl 2026-10-05 20:42:10 UTC smyck.net Llama Share 19

The author created a decentralized backup system using Blu-ray drives and M-Discs, storing essential data such as photos and digital life essentials on password-protected discs. The discs are stored in custom-made cases with seals for added security, allowing the author to track tampering attempts.

Making a GTK application in Haskell, part 1

119 Vosporos 2026-10-05 14:42:10 UTC floreal.tech Llama Share 27

This series will build a todo-list application using Haskell, GTK 4, and Adwaita library to create responsive design. The application state and actions are modeled as data structures, with messages triggering updates to the model and view.

Anthropic reported diary entry to police, woman faces felony charge

434 emptybits 2026-10-05 05:42:10 UTC techspot.com Llama Share 362

A Florida woman is facing felony charges after using a chatbot to write a threatening message, which was reported to police by the company's safety systems. The incident highlights the need for users to think carefully before sharing sensitive information with AI-powered tools.

A third way of using Linux

13 speckx 2026-10-05 20:42:10 UTC hisvirusness.com Full Share 23

How to save a life without knowing CPR

53 bookofjoe 2026-10-05 19:42:10 UTC bookofjoe2.blogspot.com Llama Share 38

Google's system detected unusual traffic from your computer network, possibly due to malicious software or automated requests. Solving the CAPTCHA will allow you to continue using Google services temporarily.

Incident with Actions

83 hising 2026-10-05 20:42:10 UTC githubstatus.com Full Share 56

GitHub's Status Page - Incident with Actions.

The Future of Mathematics

65 smilelamp 2026-10-05 19:42:10 UTC terrytao.wordpress.com Llama Share 27

Jeremy Avigad discusses the impact of AI on mathematics, noting that while AI can solve problems, it may not lead to novel ideas and insights. He argues that human mathematicians should focus on pursuing mathematical understanding in the age of AI.

Linux containers in 500 lines of code (2016)

83 mkornaukhov 2026-10-05 14:42:10 UTC blog.lizzie.io Llama Share 17

The user has written code to create a Linux container with restricted capabilities, using namespaces and seccomp filters to limit system calls and prevent privilege escalation. The code includes various checks and restrictions, such as dropping specific capabilities like CAP_NET_ADMIN and CAP_SYS_ADMIN, as well as setting up cgroups and resource limits for the container.

Show HN: Nightwatch – a Mac menu-bar app that tells you when tonight is clear

64 delphidolphin 2026-10-05 17:42:10 UTC github.com/rsutcliffe Llama Share 9

Nightwatch is a macOS app that provides astronomy information, including clear sky forecasts, target suggestions, and alerts for optimal viewing conditions. It offers features such as customizable settings, favourites lists, and integration with other apps like Apple Maps.

The lamps in my house

95 farslan 2026-10-05 14:42:10 UTC arslan.io Llama Share 55

The author shares their passion for designer lamps, showcasing 15 unique pieces from various designers and eras. They discuss the value of these lamps, which can be expensive but hold sentimental worth for them.

Apple and a hacker's future

176 maguay 2026-10-05 10:42:10 UTC stratechery.com Llama Share 173

The author's Mac Mini was hacked due to a macOS vulnerability, but they were able to detect and remove the malware using their custom agent software. The author is now questioning Apple's approach to security and control over user data.

Qualcomm licenses patents on Huawei’s LogicFolding chip tech

168 0xedb 2026-10-05 08:42:10 UTC bloomberg.com Full Share 105

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The first fully implanted cochlear implant reaches patients

51 rbanffy 2026-10-05 11:42:10 UTC spectrum.ieee.org Llama Share 52

Med-El has launched the TICI Unico, a fully implanted cochlear implant that restores round-the-clock hearing without visible components. The device provides comparable performance to conventional implants and allows users to hear while asleep, swimming, and recharging.

DEDA – Tracking Dots Extraction, Decoding and Anonymisation Toolkit

4 greyface- 2026-10-05 21:42:10 UTC github.com/dfd-tud Prefix Share 0

Document Colour Tracking Dots, or yellow dots, are small systematic dots which encode information about the printer and/or the printout itself. This process is integrated in almost every commercial colour laser printer. This means that almost every printout contains coded information about the source device, such as the serial number. On the one hand, this tool gives the possibility to read ...

2026 Nobel Prize in Physiology or Medicine: Deisseroth, Hegemann, Nagel

113 lode 2026-10-05 09:42:10 UTC nobelprize.org Llama Share 45

The Nobel Prize in Physiology or Medicine 2026 was awarded to Karl Deisseroth, Peter Hegemann and Georg Nagel for their discoveries concerning light-gated ion channels and optogenetics. The award is recognized on the official Nobel Prize website.

Norway Eyes Partial Ban of Smart Glasses

106 pseudolus 2026-10-05 18:42:10 UTC barrons.com Full Share 64

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Type Safe Generic Data Structures in C (2025)

127 AlexeyBrin 2026-10-05 09:42:10 UTC danielchasehooper.com Llama Share 98

The author presents a type-safe generic data structure in C using unions and macros, allowing for flexible data structures like linked lists. The technique uses a union with a parameterized payload to enforce type safety at compile time.

Differences Between `Foldl` and `Foldr`

124 signa11 2026-10-05 10:42:10 UTC blog.haskell.org Llama Share 29

The difference between foldl and foldr lies in their associativity, with foldl being left-associated and foldr right-associated, impacting their behavior in strict and lazy languages. In strict languages, using foldl' ensures constant space consumption while using foldr can save work if the reducing function is lazy; however, this advantage disappears in lazy languages where both approaches ...

The era of software quality, or the era of ostriches?

16 vinhnx 2026-10-05 17:42:10 UTC blogs.gnome.org Llama Share 58

The author discusses the challenges of writing secure code and the benefits of using AI vulnerability scanning in GNOME development. They argue that relying solely on human reviewers is insufficient due to the increasing number of vulnerabilities found by AI scanners.

The technology to eradicate mosquito-borne disease exists

229 benbreen 2026-10-05 14:42:10 UTC worksinprogress.co Llama Share 176

The US is experiencing a resurgence of mosquito-borne diseases like dengue and malaria due to climate change, but new technologies offer solutions. Genetic engineering can suppress mosquitoes by releasing male mosquitoes that cannot survive or produce offspring with the gene.

Martian chaos terrain

94 tiagod 2026-10-05 09:42:10 UTC en.wikipedia.org Llama Share 25

Mars' chaotic terrain is formed by massive floods of water, with evidence suggesting that it occurred 2-3 billion years ago. The terrain features irregular blocks and valleys carved out by these floods.

Greenvolt begins building 600 MW/2.4 GWh BESS in Poland

52 msalsas 2026-10-05 18:42:10 UTC ess-news.com Llama Share 31

Greenvolt Group is building a 600 MW/2.4 GWh battery energy storage system in Poland, with commercial operations expected by the end of 2027. The project will support the integration of wind and solar power, improving system flexibility and balancing supply and demand.

Hot Flashing Guide Rev. 2.0 (2004)

12 userbinator 2026-10-05 17:42:10 UTC archive.techarp.com Full Share 1

Pixel 11 doesn't yet meet the GrapheneOS security standards and may be skipped

385 finnlab 2026-10-05 13:42:10 UTC discuss.grapheneos.org Full Share 229

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