top 50% hacker news stories for 2025-07-19

Hyatt Hotels are using algorithmic Rest “smoking detectors”

https://twitter.com/_ZachGriff/status/1945959030851035223

1 year ago

My Self-Hosting Setup

https://codecaptured.com/blog/my-ultimate-self-hosting-setup/

1 year ago

Death by AI

https://davebarry.substack.com/p/death-by-ai

1 year ago

Nobody knows how to build with AI yet

https://worksonmymachine.substack.com/p/nobody-knows-how-to-build-with-ai

1 year ago

A 14kb page can load much faster than a 15kb page (2022)

https://endtimes.dev/why-your-website-should-be-under-14kb-in-size/

1 year ago

OpenAI claims gold-medal performance at IMO 2025

https://twitter.com/alexwei_/status/1946477742855532918

1 year ago

Don't animate height

https://www.granola.ai/blog/dont-animate-height

1 year ago

Fstrings.wtf

https://fstrings.wtf/

1 year ago

Ring introducing new feature to allow police to live-stream access to cameras

https://www.eff.org/deeplinks/2025/07/amazon-ring-cashes-techno-authoritarianism-and-mass-surveillance

1 year ago

Make Your Own Backup System – Part 1: Strategy Before Scripts

https://it-notes.dragas.net/2025/07/18/make-your-own-backup-system-part-1-strategy-before-scripts/

1 year ago

It's rude to show AI output to people

https://distantprovince.by/posts/its-rude-to-show-ai-output-to-people/

1 year ago

Local LLMs versus offline Wikipedia

https://evanhahn.com/local-llms-versus-offline-wikipedia/

1 year ago

The borrowchecker is what I like the least about Rust

https://viralinstruction.com/posts/borrowchecker/

1 year ago

Microsoft Office is using an artificially complex XML schema as a lock-in tool

https://blog.documentfoundation.org/blog/2025/07/18/artificially-complex-xml-schema-as-lock-in-tool/

1 year ago

The Big OOPs: Anatomy of a Thirty-Five Year Mistake

https://www.computerenhance.com/p/the-big-oops-anatomy-of-a-thirty

1 year ago

YouTube No Translation

https://addons.mozilla.org/en-US/firefox/addon/youtube-no-translation/

1 year ago

What the Fuck Python

https://colab.research.google.com/github/satwikkansal/wtfpython/blob/master/irrelevant/wtf.ipynb

1 year ago

Beyond Meat fights for survival

https://foodinstitute.com/focus/beyond-meat-fights-for-survival/

1 year ago

Rethinking CLI interfaces for AI

https://www.notcheckmark.com/2025/07/rethinking-cli-interfaces-for-ai/

1 year ago

TSMC to start building four new plants with 1.4nm technology

https://www.taipeitimes.com/News/front/archives/2025/07/20/2003840583

1 year ago

Pimping My Casio: Part Deux

https://blog.jgc.org/2025/07/pimping-my-casio-part-deux.html

1 year ago

Advertising without signal: The rise of the grifter equilibrium

https://www.gojiberries.io/advertising-without-signal-whe-amazon-ads-confuse-more-than-they-clarify/

1 year ago

Show HN: Compass CNC – Open-source handheld CNC router

https://www.compassrouter.com

1 year ago

I avoid using LLMs as a publisher and writer

https://lifehacky.net/prompt-0b953c089b44

1 year ago

MCP security vulnerabilities and attack vectors

https://forgecode.dev/blog/prevent-attacks-on-mcp/

1 year ago

Linux and Secure Boot certificate expiration

https://lwn.net/SubscriberLink/1029767/43b62a7a7408c2a9/

1 year ago

NASA’s X-59 quiet supersonic aircraft begins taxi tests

https://www.nasa.gov/image-article/nasas-x-59-quiet-supersonic-aircraft-begins-taxi-tests/

1 year ago

'Universal cancer vaccine' trains the immune system to kill any tumor

https://newatlas.com/cancer/universal-cancer-vaccine/

1 year ago

Felix Baumgartner, who jumped from stratosphere, dies in Italy

https://www.theinternational.at/felix-baumgartner-who-jumped-from-stratosphere-dies-in-italy/

1 year ago

Giving Up on Element and Matrix.org

https://xn--gckvb8fzb.com/giving-up-on-element-and-matrixorg/

1 year ago

Bun adds pnpm-style isolated installation mode

https://github.com/oven-sh/bun/pull/20440

1 year ago

My favourite German word

https://vurt.org/articles/my-favourite-german-word/

1 year ago

Amazon and the “Profitless Business Model” Fallacy

https://www.eugenewei.com/blog/2013/10/25/amazon-and-the-profitless-business-model-narrative

1 year ago

The curious case of the Unix workstation layout

https://thejpster.org.uk/blog/blog-2025-07-19/

1 year ago

The Gentoo Perl versioning scheme

https://wiki.gentoo.org/wiki/Project:Perl/Version-Scheme

1 year ago

I Used Arch, BTW: macOS, Day 1

https://yberreby.com/posts/i-used-arch-btw-macos-day-1/

1 year ago

The U.K. closed a tax loophole for the global rich, now they're fleeing

https://www.wsj.com/world/uk/the-u-k-closed-a-tax-loophole-for-the-global-rich-now-theyre-fleeing-f078cce4

1 year ago

Debcraft – Easiest way to modify and build Debian packages

https://optimizedbyotto.com/post/debcraft-easy-debian-packaging/

1 year ago

Mr Browser – Macintosh Repository file downloader that runs directly on 68k Macs

https://www.macintoshrepository.org/44146-mr-browser

1 year ago

How YouTube won the battle for TV viewers

https://www.wsj.com/business/media/how-youtube-won-the-battle-for-tv-viewers-346d05b8

1 year ago

We do not break userspace (2012)

https://lore.kernel.org/all/CA+55aFy98A+LJK4+GWMcbzaa1zsPBRo76q+ioEjbx-uaMKH6Uw@mail.gmail.com/

1 year ago

The Sumerian Game: The ancestor of modern city builders

https://spillhistorie.no/2025/07/10/the-sumerian-game-the-ancestor-of-modern-city-builders/

1 year ago

Evaluating publicly available LLMs on IMO 2025

https://matharena.ai/imo/

1 year ago

Tokyo's retro shotengai arcades are falling victim to gentrification

https://www.theguardian.com/world/2025/jul/18/cult-of-convenience-how-tokyos-retro-shotengai-arcades-are-falling-victim-to-gentrification

1 year ago

Every part on a bicycle is safety critical

https://escapecollective.com/threaded-43-every-part-on-a-bike-is-safety-critical/

1 year ago

The .a file is a relic: Why static archives were a bad idea all along

https://medium.com/@eyal.itkin/the-a-file-is-a-relic-why-static-archives-were-a-bad-idea-all-along-8cd1cf6310c5

1 year ago

SIOF (Scheme in One File) – A Minimal R7RS Scheme System

https://github.com/false-schemers/siof

1 year ago

The tech that the US Post Office gave us

https://www.theverge.com/report/709749/usps-250th-anniversary-pioneer-modern-technology

1 year ago

Intel Announces It's Shutting Down Clear Linux

https://www.phoronix.com/news/Intel-Ends-Clear-Linux

1 year ago

2025 Infrastructure Report Card

https://infrastructurereportcard.org/

1 year ago

US revokes visas of Brazilian judges after crack down on ex-president Bolsonaro

https://nypost.com/2025/07/18/world-news/us-revokes-visas-of-brazilian-justices-after-its-top-court-cracks-down-on-ex-president-bolsonaro/

1 year ago

Why you should choose HTMX for your next web-based side project (2024)

https://hamy.xyz/blog/2024-02_htmx-for-side-projects

1 year ago

Writing your Clojure tests in EDN files

https://biffweb.com/p/edn-tests/

1 year ago

GPT-5-reasoning alpha found in the wild

https://twitter.com/btibor91/status/1946532308896628748

1 year ago

Known Bad Email Clients

https://www.emailprivacytester.com/badClients

1 year ago

Reversing a Fingerprint Reader Protocol (2021)

https://blog.th0m.as/misc/fingerprint-reversing/

1 year ago

Cosmic Dawn: The Untold Story of the James Webb Space Telescope

https://plus.nasa.gov/video/cosmic-dawn-the-untold-story-of-the-james-webb-space-telescope/

1 year ago

Unexpected inconsistency in records

https://codeblog.jonskeet.uk/2025/07/19/unexpected-inconsistency-in-records/

1 year ago

Show HN: Am-I-vibing, detect agentic coding environments

https://github.com/ascorbic/am-i-vibing

1 year ago

Postgres to ClickHouse: Data Modeling Tips

https://clickhouse.com/blog/postgres-to-clickhouse-data-modeling-tips-v2

1 year ago

AMD's new 96-core Threadripper CPU

https://www.theverge.com/news/709005/amd-threadripper-9000-pro-wx-series-pricing-availability

1 year ago

Managing EFI boot loaders for Linux: Controlling secure boot (2015)

https://www.rodsbooks.com/efi-bootloaders/controlling-sb.html

1 year ago

It Would Be Good If the AI Bubble Burst

https://www.stephendiehl.com/posts/ai_bubble/

1 year ago

The Great Unracking: Saying goodbye to the servers at our physical datacenter

https://stackoverflow.blog/2025/07/16/the-great-unracking-saying-goodbye-to-the-servers-at-our-physical-datacenter/

1 year ago