Astra can read and write weights to improve Qwen

https://rikiyat.github.io/blog/weight-space-programming/assets/which_game/breakout.gif
Researchers found that frontier LLMs can read and write neural network weights, a capability known as Weight-Space Programming. This allows them to understand and improve the performance of neural networks without training or gradient information.

Show HN: Subvocal – Talk to your computer without making noise

Sorry

US boy names that became girl names and vice versa

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BYD sold more EVs last month than the US did all quarter, topping 300,000

https://electrek.co/wp-content/uploads/sites/3/2026/11/BYD-EV-sales-October-record.jpeg?quality=82&strip=all&w=1400
BYD sold a record 490,168 new energy vehicles in October, with battery electric vehicles driving growth. The company's sales are outpacing the US market and positioning China as a leader in the global EV transition.

Launch HN: Momentic (YC W24) – Agents that catch bugs by using your app

https://momentic.ai/_astro/mo-video-poster.gfla5a2i_8hI5q.webp
Mo tests the app end-to-end to verify critical flows and find bugs, using Momentic's automated testing capabilities. The user flow involves adding terminology, expected behavior, and test guidance to the Knowledge base, running tests against the app with AI-assisted steps and reviewing proposed repairs.

Show HN: Warsaw in voxels – An interactive 3D map of the city centre

https://p.migdal.pl/warsaw-vibe-voxel/preview.jpg?v=5
Central Warsaw in 1 m voxels, built from OpenStreetMap, LiDAR and the city's tree database. Walk around the Palace of Culture, change the date, hour and weather, or possess a pedestrian. Inspired by Minecraft, MagicaVoxel and Dungeon Keeper.

If you love a website, back it up

https://blog.mistys-internet.website/images/webarchiving/singlepagewithlinks.png
A web archiving enthusiast shares tools to preserve favorite websites, including browser extensions and a standalone app, after discovering a beloved anime fansite was replaced with online gambling ads. The author encourages readers to take action and archive their own sites using standard formats like WARC.

Egoless Mathematics in the AI Era

Mathematicians must reevaluate the purpose of their work in light of AI's development, considering what gives mathematical work its worth and whether truths exist independently. The pursuit of truth should shape intellectual life, not just individual achievements or recognition.

Ask HN: Who is hiring? (November 2026)

Sorry

Sneaking into the auditorium for the Windows 2000 launch rehearsal

https://devblogs.microsoft.com/oldnewthing/wp-content/uploads/sites/38/2025/10/banner-oldnewthing-blue.webp
Windows 2000 was launched with a San Francisco expo and event, where team members gave presentations and answered questions. The launch itself featured Patrick Stewart as the presenter, who effectively promoted the new operating system.

Ubuntu still has not released patch for Linux 0day RCE in almost 3 weeks

https://freenode.net/media/og-default.png
Ubuntu's 22.04, 24.04, and 26.04 LTS releases lack patched kernels due to a critical CVE-2026-98432 vulnerability with a CVSS rating of 9.8. Affected systems remain exposed until official kernel packages are released by Ubuntu without an announced ETA for the fixes.

WTF Ubuntu?

Ubuntu failed to patch a critical Linux kernel bug, CVE-2026-98432, despite it being rated 9.8 and having a working exploit. Ubuntu's lack of timely patches has led the author to move servers off the platform due to lost trust in its reliability.

Oracle files to sell $20B in new stock, bonds to finance AI buildout

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Oracle plans to issue $20 billion in new debt and sell $10 billion in stock to fund its AI buildout. The move is seen as a relief by investors, who had expressed concerns about the company's massive debt levels.

Skill to Create Product Videos

https://raw.githubusercontent.com/aaitor/skill-video-studio/main/assets/terminal-demo.gif
This user guides a video-production workflow using the Claude Code skill, capturing real product interactions and adding title cards with HyperFrames.

Polyend releases the Tracker firmware source code

https://polyend-website.fra1.digitaloceanspaces.com/wp-content/uploads/2026/11/02162002/tracker-1.jpeg
Polyend is releasing Tracker firmware source code and Community Edition 1.0 on GitHub, allowing users to modify and share their own versions. The update includes new features such as sample editing, effects, and synth engines for the original Tracker and its variants.

Can't fish Ethernet? Use "invisible" fiber instead

https://momandpop.network/wp-content/uploads/2026/11/Screenshot-2026-11-02-at-12.12.30-PM.png
The user fixed a faulty Cat6 cable with fiber, achieving ~300 Mbps without hiring a contractor. They used an existing MikroTik switch and adhesive for easy removal, avoiding landlord issues.

Bitmovin (YC S15) Is Hiring Technical Graduates in Denver (Engineering/CS Focus)

https://bitmovin.com/wp-content/uploads/2024/04/menu-stream-lab-min-1.jpg
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We halved DNS build delay and cut memory use by 85%

https://blog.cloudflare.com/_image?href=https%3A%2F%2Fblog.cloudflare.com%2F_emdash%2Fapi%2Fmedia%2Ffile%2F01M6427MMYH94N030R2BSS8Z72.01M6427NA85VEN498BC5RPEDXK.png&w=1200&h=675&f=webp&fit=cover&position=center
Cloudflare's Zone Builder now uses a targeted build planner and scheduler to reduce full builds, cutting peak memory by 85% and halving the time from DNS change to data being written to Quicksilver. The new system reduces full builds by about 40%.

C64 Basic Dungeon Crawler: Stairs, Levels and Levelling Up (Part 11)

https://retrogamecoders.com/wp-content/uploads/2026/10/Progress-and-Levels-in-the-C64-BASIC-Dungeon-Crawler.png
The author discusses the development of a C64 BASIC dungeon game, introducing character progression and level design. The game now features five levels with increasing difficulty and rewards for collecting chalices, leveling up, and completing challenges.

LongCat-2.5: Native Multimodality for Agentic Tasks

https://s3.meituan.net/static-prod01/com.sankuai.friday.longcat.next2p/assets/chat-image-D95MTdam.png
LongCat-2.5 is a multimodal model for long-horizon agentic tasks with 1.6 trillion parameters, offering native visual understanding and agentic coding capabilities through discrete tokenization and offline visual preprocessing.

Self-Employed? Solopreneur? NIST Has a Cybersecurity Guide Just for You

https://www.nist.gov/sites/default/files/styles/960_x_960_limit/public/images/2026/04/29/shutterstock_2477030163.jpg.webp?itok=ifYDOnjW
The National Institute of Standards and Technology (NIST) has released a guide for small business owners, specifically solopreneurs, to protect their businesses from cyberattacks. The guide provides actionable cybersecurity basics tailored to the needs of solo entrepreneurs with limited technical knowledge or financial investment.

My Favourite Laptop

https://blog.jsbarretto.com/static/img/laptop.png
The author's 2015 Thinkpad X250 laptop is a reliable and versatile device due to its compact size, low weight, and efficient performance. It has been upgraded with an external battery, slimmed down software setup, and runs Endeavour OS on a 128 GB M.2 SSD.

Making Peace with the Projective Plane

https://www.johndcook.com/jdc_20170630.jpg
The author reflects on their initial struggle with projective space and homogeneous coordinates, finding them abstract until motivated by a bottom-up approach. They now advocate for introducing these concepts early to make geometry more elegant and practical.

Agentic backdoors via pretraining poisoning

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Large language models can be compromised by poisoned content, allowing attackers to execute remote code on users' machines. Researchers found that even small amounts of poisoned data can create a backdoor in agents, with larger models more susceptible to attacks.

Moving our warehouse off DuckDB

https://res.cloudinary.com/dmukukwp6/image/upload/w_1780,q_auto,f_auto/9000_hogzilla_359a450fb3.png
PostHog rebuilt its warehouse using Trino and created a custom table format, HogLake, after experiencing issues with DuckDB's scalability and compatibility. The company is now looking for design partners to help improve their data warehouse solution.

Show HN: I've updated my Linux System Call website and API

https://syscall.sh/og.png
The syscall table for each architecture is a JSON file showing the history of syscalls, including when they were added and dropped. The data comes from the kernel source code and is updated whenever changes occur.

Supermarket freezers across Europe hit by second suspected cyber-attack

https://i.guim.co.uk/img/media/4b71e9b955055d1a0eb5f597da100556359fa09b/1184_0_6400_5120/master/6400.jpg?width=465&dpr=1&s=none&crop=none
Swedish, Belgian and Luxembourg supermarket chains reported a sudden rise in fridge temperatures overnight, sparking fears of a cyber-attack. The incident is similar to a 2022 attack on French supermarkets that caused millions of euros in food losses.

Anthropic's internal AI use, at retail prices, now exceeds its employee pay

https://i.insider.com/6ad003bbe50b02f612be3b08?width=700
Anthropic now spends more on internal AI usage than employee salaries, valuing its consumption at retail prices. The company's reliance on AI tokens as a form of compensation reflects the growing importance of AI in tech companies.

The U.S. Census Bureau and "Super Intelligence"

https://static.simonwillison.net/static/2026-11-01/5821A414-FAF6-4E61-B037-952C1FD80D39.png
The US Census Bureau's Business Trends and Outlook Survey (BTOS) has shown a slowdown in corporate AI adoption, with large companies answering "yes" to using AI in producing goods or services around 40% of the time as of October 2026. The survey question changed from asking about AI use in producing goods or services to any business function on November 17th, 2025.

Ballot Rejections Have Soared in Rural Counties as USPS Reduces Mail Service

https://www.propublica.org/wp-content/uploads/2026/10/RuralVotingBallots-Bose7021_preview_maxWidth_3000_maxHeight_3000_ppi_72_embedColorProfile_true_quality_95_4e7419.jpg?w=1149
ProPublica found that the US Postal Service's cost-cutting measures have endangered mail-in ballots in rural areas, particularly in states like Washington, California and Ohio. The changes have led to a significant increase in late ballots being rejected due to delivery delays.