Prefer Strict Tables in SQLite

SQLite's strict tables enforce rigid typing to prevent data type errors, require valid column definitions, and allow 'ANY' for flexibility. Introduced in 3.37.0, they improve data integrity but require upfront setup and may conflict with older versions or flexible use cases.

Who manages the agents?

https://www.off-policy.com/og/dont-go-quietly-into-the-ai-night.jpg
A small AI "clergy" controls frontier systems, predicts job displacement, and restricts access under safety claims, while critics warn this creates a two-tiered system. They advocate democratizing AI to empower the median user, prioritizing human agency over concentrated control.

How to Hide from Killer Drones

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20260711_STD002.jpg
I Russian military lorries in Ukraine have begun sporting a striking new colour scheme of vivid black-and-white stripes. As camouflage goes, it is not much use against human observers. But then, it is not intended to fool biological eyes. Its aim is to frustrate the machine-vision systems that are fitted to the Ukrainian drones that zip around battlefields looking for prey. The stripes are ...

We scaled PgBouncer to 4x throughput

https://clickhouse.com/_next/image?url=%2Fuploads%2Fpgbouncer_jul2026_image5_331a55a410.png&w=2048&q=75
Using multiple PgBouncer processes with SO_REUSEPORT and peering leverages all CPU cores, achieving 4x throughput vs. a single process. This setup avoids pooler bottlenecks, maximizing resource use under high concurrency.

Nvidia, CoreWeave, and Nebius: Inside the Circular Financing of the GPU Boom

https://bethtechnology.cdn.prismic.io/bethtechnology/e0a8f1ff-95b9-432c-a819-369b491ce051_Logo_Final_Transparent_IOFUND.svg?w=3840
Neoclouds like CoreWeave and Nebius grow via hyperscaler demand for AI infrastructure, leveraging Nvidia GPUs and optimizing compute utilization. However, rapid expansion relies on high debt and circular financing with Nvidia, risking sustainability amid cash flow gaps and macroeconomic pressures.

Modern decor may be straining people's brains

https://studyfinds.com/wp-content/uploads/2026/07/Modern-office-1200x800.jpeg
Striped floors and flickering LEDs may overload the brain, causing headaches or nausea by triggering excessive neural activity, particularly affecting neurodivergent individuals. The study suggests design adjustments like reducing contrast and using tinted lenses could alleviate discomfort by addressing visual stress.

The early History of the Singular Value Decomposition (1993) [pdf]

AI Can't Recreate the Thrust Game (But It Can Help You Understand It)

https://www.jamesdrandall.com/projects/thrust/images/0.jpg
The user attempted to recreate the 1986 game Thrust using AI, which initially failed but later aided in analyzing the original 6502 assembly code, revealing intricate physics, timing, and hardware-specific mechanics. Accurate recreation required emulating BBC Micro hardware, fixed-point arithmetic, and precise physics timing, highlighting Jeremy Smith's mastery and the era's technical ingenuity.

Leaded Gas Was a Known Poison the Day It Was Invented (2016)

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In 1921, Thomas Midgley Jr. introduced leaded gasoline to solve engine knocking, despite its known toxicity, causing decades of health and environmental harm. Though phased out by the 1970s, lead's legacy persists in contaminated environments and ongoing health issues, particularly in children.

Sixtyfour (YC P25) Is Hiring

https://bookface-images.s3.us-west-2.amazonaws.com/logos/1bb597f3c523ffa144378db8ab6100c529167c91.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=ASIAQC4NIECAKZOSNZWI%2F20260711%2Fus-west-2%2Fs3%2Faws4_request&X-Amz-Date=20260711T171204Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEAYaCXVzLXdlc3QtMiJIMEYCIQDhvuyX7mlRS2rlb1kQgBvX4P07ZNF2eBgUMsSj%2FQcc3AIhAMiiXQdpmkiztVUDt%2BY0n2Qch7R5Mre6era08P46QBvHKu4DCM%2F%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQABoMMDA2MjAxODExMDcyIgxqptTDfxKUnSqPeaEqwgOp62dZh8IcKJJ9XhR6l874iQVs5LoXy8ryg8ZH9rPDr%2FwwG6mkbFpVONYtFEoyM4Y2HmQqTSGdvZfRhv3J0D1QhG4aKDV5SRK39UauvE4jRpVY0pT5%2FZEz1YGD3M0azjrYi0bXVpvN9DWIYUhZzzYlUcKR8BmPeD9aF6l0bTMApDKnP30EkYEIGrSjtYC8xv0NrexkZ3JKWFGJ6aphF3itTx%2B%2F8zV%2BJNvGicdINIJjUAqPHYnVaTlQqrinWv%2FQox4AsMUKVtfmGB8Bijf4wwH%2FrT4iVt%2BMfbB6Bg397izpBhIKb4AWrXQF%2FsdLsNVbujlfoNlUozBXMU9Z5I7nCxnkH8pIGMqvqhToLOuMk2FXODpID7W8E%2B5xO%2FiVBZMzUtIT7LPEvdtIxD7BlLaSWjdCS7XZjJVGjsf02xsmcmAZMyCMa5lq6ejdzPdLsjLNJ2GQ1QU6l%2Bgmpm6gdiP8%2Bka2nXotZfJHe2tY0ok4U3dU8wzucnuuNFEFlJKwCdhLf7F7pyq40aseoUlXLvLDNzXx89L834eSEs7CGNLFpplpvdboSXkzM46UKvYGXIZPUnuMQOH9Cc6E%2BSNJ6NbTacmO8Jwww5vJ0gY6pAF87gAPS%2BoaW6VJSSXXm9QnuGLnaeTRuS0Y3Mv5JtCclY5FeUAw%2FuGOgNhg5bP6Dot487J9bzUMxEA1S%2BAz%2B46jLYgiOfCZU04cSbNaJ%2F4bOkOB0%2FFBN2RQ9S4oAyTEeuImj%2F3Q2SZFC%2FZcVvnkKfdwnZEuE5OuCbrk4eSSdOVLHGjp1rwFv7QcVVXf2mOyhjnD8OqZcdaFrELpQu3FsYtJ3kPuQw%3D%3D&X-Amz-SignedHeaders=host&X-Amz-Signature=651cc6450cff9880e5ae067876e14d65786398d37f8d9c780b404805fbf541cf
SixtyFour's role involves creating accurate data samples, providing proactive support, and managing customer requests to drive success for recruitment, data labeling, and growth teams. Candidates must collaborate with sales/engineering, handle 7-10+ requests, and undergo a multi-stage hiring process including an SF onsite interview.

Female US rower completes historic solo journey from California to Hawaii

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Kelsey Pfendler became the first US woman, youngest, and fastest to solo row 2,400 miles from California to Hawaii in under 44 days, breaking both women's and men's records. She documented her journey, highlighting challenges and inspiring others to pursue their "big, hard, scary" goals.

Show HN: Learn by rebuilding Redis, Git, a database from scratch

https://shipthatcode.com/opengraph-image?e5981ff808b13a14
Pick a system. Build it from scratch. Every lesson is choose → write → run, until it clicks. Each card opens a structured Fundamentals → Intermediate → Advanced track. Tap the > chevron to reveal all 37 languages. “You can’t cheat — you either solve the problem or you don’t. It’s the first platform where I actually understand what I’m writing.”

Show HN: Orbit – AR satellite tracker, watch 15k+ objects

Now available on the App Store Point your camera at the sky to find the ISS and thousands of other spacecraft, planets, constellations, and debris. Orbit turns your iPhone and iPad into a real-time satellite tracker. Watch satellites, planets, constellations, and orbital debris appear through augmented reality, then tap to explore everything currently flying overhead. Legal Orbit is designed ...

Amber the programming language compiled to Bash/Ksh/Zsh

https://amber-lang.com/amber-logo.svg?dpl=dpl_2n7SKDk6cUSUwtwUXpVXTDrCwL7X
Amber The Programming Language

UPI: Anatomy of a Payment Transaction

UPI payments involve apps, sponsor banks, and NPCI's central switch, with money debited before crediting, ensuring reliability despite hidden complexity. Over 2,272 crore transactions in June 2026 highlight its scale, with failures mostly due to user errors, not system flaws.

Reverse centaurs are the answer to the AI paradox

https://i0.wp.com/craphound.com/images/11Sep2025.jpg?w=840&ssl=1
The "reverse centaur" paradox reveals AI's dual role: empowering users as collaborative tools ("centaurs") or exploiting workers as unchecked systems ("reverse centaurs"), while the AI investment bubble risks societal harm before leaving fragmented benefits. The author critiques AI's labor displacement and corporate control, advocating for ethical critique in their upcoming book.

Einstein's relativity rules chemical bonds in heavy elements, new research shows

https://www.brown.edu/sites/default/files/2026-07/Screenshot%202026-07-09%20at%203.01.22%E2%80%AFPM.png
Brown University researchers discovered relativistic effects in heavy elements like bismuth blur sigma/pi bonds in triple bonds, challenging textbook models. Photoelectron spectroscopy revealed hybridized bonds, impacting chemistry education and applications in solar cells and quantum tech.

AI 2040 and the cult of intelligence

https://geohot.github.io/blog/assets/images/ocean_datacenter.jpg
The author critiques overestimated AI takeoff potential, highlighting real-world engineering complexities and intelligence's limits. They advocate for user-aligned, local AI to preserve freedom against corporate control and dystopian alignment narratives.

BLISS

BLISS, developed at CMU in the 1970s, was a typeless, expression-based system programming language with features like exception handling and macros, later used by DEC for OpenVMS but overshadowed by C. It emphasized address-based variables, lacked I/O facilities, and was optimized for system software, though it never gained widespread popularity.

Show HN: Earth Game – An offline CLI for turning life goals into quests

https://raw.githubusercontent.com/skorotkiewicz/earth-game/main/assets/earth-game-banner.png
A private, offline companion for choosing quests, taking the next action, closing open loops, and reviewing your direction before drift sets in. Earth Game uses Python's standard library and SQLite. It has no third-party dependencies, accounts, outbound requests, scoring, or AI-generated advice. ./earth init ./earth character edit ./earth quest add ./earth quest list ./earth quest start 1 ...

Google Search lets creators know more about their reach

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Google introduces a Search Console feature enabling creators to track search terms leading to their Instagram, TikTok, X, and YouTube content, offering insights into audience interactions. This update expands Google Search's role as a hub for creators to monitor how users discover their social media posts.

Apple sues OpenAI, accuses ex-employees of stealing trade secrets

https://9to5mac.com/wp-content/uploads/sites/6/2026/05/apple-openai.jpg?quality=82&strip=all&w=1600
Apple sues OpenAI for trade secret theft by ex-employees, including Tang Tan and Chang Liu, who allegedly stole confidential data and used it in hiring. The lawsuit highlights over 400 Apple alumni at OpenAI, led by Jony Ive, and claims OpenAI exploited Apple's proprietary info for hardware projects.

Digital Deli, 1984 book by early PC hackers and enthusiasts

https://www.atariarchives.org/deli/cover_S_digitaldeli.gif
Digital Deli (1984), edited by Steve Ditlea, explores computer history, culture, and tech through essays by notable authors. It’s archived online with permission, prohibiting unauthorized commercial use."

Book: RISC-V System-on-Chip Design

RISC-V System-on-Chip Design [Harris, David, Stine Ph.D., James, Harris, Sarah, Thompson, Rose] on Amazon.com. *FREE* shipping on qualifying offers. RISC-V System-on-Chip Design

Earendel (Astronomical Object)

https://upload.wikimedia.org/wikipedia/commons/thumb/5/57/Earendel_and_the_Sunrise_Arc_in_the_galaxy_cluster_WHL0137-08_%28sunrisearc2%29.jpg/500px-Earendel_and_the_Sunrise_Arc_in_the_galaxy_cluster_WHL0137-08_%28sunrisearc2%29.jpg
Earendel, a star or cluster 28 billion light-years away, was discovered in 2022 via Hubble's gravitational lensing, named after a Tolkien character. JWST observations suggest it may be a star cluster, challenging its initial classification as the farthest single star.

Speculations Concerning the First Ultraintelligent Machine (1965) [pdf]

Designing ultraintelligent machines demands understanding brain-like subassemblies and semantics for efficient memory and meaning. These machines, leveraging parallel processing, could surpass human intelligence, necessitating control to manage their transformative impact.

Show HN: Reame – a CPU inference server that gets faster as it runs

https://raw.githubusercontent.com/swellweb/reame/main/docs/figures/architecture.svg
A lean, fully-tested LLM inference server built on llama.cpp — designed for the hardware you already have: shared vCPUs, free tiers, 2-core ARM boxes. Reame is not the first inference server. It's the first one that treats cheap CPU hardware as a first-class citizen instead of a fallback. Its thesis is simple: Reame is built for narrow, repetitive AI workloads over your own data, on ...

Otary – Image and Geometry Python Library Now Has Tutorials

https://alexandrepoupeau.com/otary/img/logo-bg-transparent.png
This part of the documentation contains examples of what you one can do with Otary. Those examples are just meant to help you understand how to use Otary and not to be a complete reference. Just explore and have fun with all the possibilities that Otary has to offer.

An update on residential proxies and the scraper situation

Websites are overwhelmed by scraper bots using residential proxies and compromised devices, evading detection through fake user behavior and coordinated attacks. Defensive measures like traffic analysis and temporary takedowns offer limited relief as attackers adapt, underscoring the need for ethical AI training data solutions.

Ask HN: Why isn't Google indexing information about the AT Protocol?

The user highlights that basic queries about atproto, like "list of public atproto relays," yield minimal search results despite active ecosystem growth, noting irony in an open-web-focused community being poorly indexed.