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

https://subvocal.company/backgrounds/san-francisco-desktop-v1.webp
A person can communicate silently using a technology called Subvocal, which decodes almost-invisible silent mouthing into text at high speeds. This method is designed for offices, travel, and other places where speaking aloud isn't practical, with a goal of making it increasingly lightweight and private.

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.

US boy names that became girl names and vice versa

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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.

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.

Let Me Ch...

The narrator reflects on their morning routine and the mysterious events unfolding in their life, including a missing order of flowers that may be related to a server-warehouse desynchronization issue. They ponder the meaning of "for now" and how it applies to various aspects of their life, including relationships and tasks.

Ask HN: Who is hiring? (November 2026)

Sorry

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.

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.

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
We use cookies to store device information for a better experience, and consenting allows us to process data on browsing behavior. This is necessary for technical purposes like storing preferences or transmitting communications.

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.

SOML – A Config Format for Humans

https://github.githubassets.com/assets/platform-4ce65ae0bf273ce2.png
SOML is a data format that combines the comfort of YAML with the strictness of JSON, allowing for pleasant writing and easy readability. It provides a canonical form and shared conformance suite to ensure consistent parsing across implementations.

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%.

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.

Byesky: Wipe your Bluesky account clean

https://byesky.pirhoo.com/og.png
Byesky helps you manage your Bluesky subscriptions by cleaning up non-mutual follows, saying goodbye to all your subscriptions, identifying your true friends and locking users you want to continue following.

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.

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.

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.

Postgres 19 is late because so many more bugs are being found now

PostgreSQL's release timing has become unpredictable due to the ease of finding bugs with Large Language Models (LLMs), causing delays in major releases. The project is prioritizing quality over schedule, but this trend may impact long-term innovation and bug catching capabilities.

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.

I Read the Clankers' Code

The author, a seasoned software engineer, questions the reliability of Large Language Models (LLMs) due to their tendency to produce low-quality code and lack curiosity. They advocate for human review and understanding of LLM-generated code as a necessary step in maintaining quality control.

Making Peace with the Projective Plane

https://www.johndcook.com/jdc_20170630.jpg
The author reflects on their journey from abstract mathematics to understanding projective geometry's practical motivations, emphasizing the value of bottom-up learning. They highlight how homogeneous coordinates simplify geometric calculations by eliminating exceptional cases and handling infinity naturally.

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.

Bones may release proteins that slow aging and extend life span

Researchers found that bones may slow aging in mice by secreting anti-aging chemicals when subjected to mechanical strain, potentially leading to longer lives. However, the effect has not been proven in humans and more studies are needed before any potential treatment can be developed.

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.

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.

Skill to Create Product Videos

https://raw.githubusercontent.com/aaitor/skill-video-studio/main/assets/terminal-demo.gif
A local video-production workspace driven by the /devrel-video Claude Code skill. Capture real product interactions with Playwright CLI, compose title cards, chapters, and CTAs with HyperFrames, then master and inspect the result with FFmpeg. Start with a silent walkthrough; add narration, music, subtitles, or your own presenter footage when needed. A real Claude Code session using the ...

Ask HN: Which TV do you recommend for privacy?

Sorry