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How the heck do QR codes work

https://perthirtysix.com/how-the-heck-do-qr-codes-work
3•datadrivenangel•6h ago

Comments

OhMeadhbh•6h ago
It's a nice presentation, but the QR-code builder doesn't understand Kanji or Alphanumeric (5.5 bit / symbol) encoding.

It does, however, look very, very nice. I'm not complaining too much, just suggesting the authors encode alphanumeric data with the lower bit per symbol encoding when appropriate.

What Were the Painted Targets on Old Warplanes For?

https://www.slashgear.com/1857091/old-warplanes-painted-targets-use-explained-what-for/
1•rmason•28s ago•0 comments

Just launched PropCopy.ai: generate SEO real estate listings from photos

https://propcopy.ai/
1•josuebrunel•35s ago•1 comments

Cerebras CEO finds common ground with Nvidia as startup notches IBM win

https://www.theregister.com/2025/05/06/cerebras_ceo_blasts_us_trade/
1•PaulHoule•58s ago•0 comments

Lego Developer/GitHub Octocat (2021)

https://drive.google.com/file/d/16eMcB5JRx3x3tgvpiJzypre6IrK-snb-/view?usp=sharing
1•napolux•1m ago•1 comments

Why Headless AI Agents in CI Aren't Working (and What to Do About It)

https://qckfx.com/blog/why-headless-ai-agents-in-ci-arent-working-and-what-to-do-about-it
1•chw9e•1m ago•0 comments

Google restores Nextcloud users file access on Android

https://arstechnica.com/gadgets/2025/05/nextcloud-accuses-google-of-big-tech-gatekeeping-over-android-app-permissions/
2•mrbigbob•2m ago•0 comments

Fine-tune STT models for edge devices

https://hyperplane.gumroad.com/l/fine-tuning-stt-on-edge
1•andreeamiclaus•2m ago•0 comments

Field Testing Claude vs. ChatGPT for Marketing Strategy and Advertising Analysis

https://sharedphysics.com/field-testing-llms-for-marketing-and-advertising/
1•goopthink•2m ago•0 comments

Major Updates to VS Code Docker: Introducing Container Tools

https://techcommunity.microsoft.com/blog/appsonazureblog/major-updates-to-vs-code-docker-introducing-container-tools/4400609
1•tosh•3m ago•0 comments

Pyrefly:A fast type checker/IDE extension for Python written in Rust

https://engineering.fb.com/2025/05/15/developer-tools/introducing-pyrefly-a-new-type-checker-and-ide-experience-for-python/
2•team_pyrefly•5m ago•1 comments

Viktor Vasnetsov: The Dean of a Dynasty of Russian Artists [pdf]

https://www.tg-m.ru//img/mag/2024/1/tgm_1_2024_82.pdf
1•joebig•5m ago•1 comments

Show HN: AI spots rivals and plans strategies–for any business

http://3.92.132.194:8501
1•Ivan_Zhbanov•6m ago•0 comments

Bill to tax remittances sent by migrants, visa holders to their home countries

https://www.nbcnews.com/news/latino/republicans-tax-remittances-immigrants-send-home-rcna206842
1•aylmao•7m ago•0 comments

'My Words Are Like an Uncontrollable Dog': On Life with Nonfluent Aphasia

https://thereader.mitpress.mit.edu/my-words-are-like-an-uncontrollable-dog-on-life-with-nonfluent-aphasia/
1•anarbadalov•8m ago•0 comments

The most annoying video player of all time

https://www.mux.com/blog/worst-video-player
1•mooreds•9m ago•0 comments

Ban sales of gear from China's TP-Link, Republican lawmakers tell Trump admin

https://therecord.media/republican-lawmakers-call-for-tp-link-ban
1•nonillion•10m ago•0 comments

The Unreasonable Effectiveness of an LLM Agent Loop with Tool Use

https://sketch.dev/blog/agent-loop
1•crawshaw•11m ago•0 comments

What in the World Just Happened with Grok?

https://www.theatlantic.com/technology/archive/2025/05/elon-musk-grok-white-genocide/682817/
2•petethomas•12m ago•0 comments

MVP needs to change to Value Hypothesis Testing

https://earlyhacks.com/escaping-the-mvp-trap-how-value-testing-saves-product-teams/
1•Rainman101•12m ago•0 comments

Cloudflare and LiquidMetal Show Off RAG Object Storage Solution

https://www.youtube.com/watch?v=xQI-08nYRe4
1•genovalente•12m ago•0 comments

Adverse childhood experiences and interpersonal functioning: A systemic review

https://www.sciencedirect.com/science/article/abs/pii/S2468749925000365
2•rendx•12m ago•0 comments

Palantir's NHS data platform rejected by most hospitals

https://democracyforsale.substack.com/p/palantirs-nhs-data-platform-rejected-hospitals
2•RobAley•13m ago•0 comments

US doctors rewrite DNA of infant with genetic disorder in medical first

https://www.theguardian.com/science/2025/may/15/us-doctors-rewrite-dna-of-infant-with-severe-genetic-disorder-in-medical-first
1•pseudolus•16m ago•0 comments

Show HN: AI tool finds all your competitors from a single startup idea prompt

http://44.201.113.39:8501
1•Ivan_Zhbanov•16m ago•0 comments

Jump Point Search

https://en.wikipedia.org/wiki/Jump_point_search
1•ibobev•16m ago•0 comments

Refactoring Clojure

https://www.orsolabs.com/post/refactoring-clojure-1/
2•luu•17m ago•0 comments

Rethinking Freedom in the Digital Age: The Rise of the Carepunks

https://news.dyne.org/the-rise-of-the-carepunks/
1•smartmic•17m ago•0 comments

UAE and US Presidents Attend Unveiling of Phase 1 of 5GW AI Campus in Abu Dhabi

https://www.commerce.gov/news/press-releases/2025/05/uae-and-us-presidents-attend-unveiling-phase-1-new-5gw-ai-campus-abu
1•soulofmischief•21m ago•0 comments

Trump's sanctions on ICC prosecutor have halted tribunal's work

https://apnews.com/article/icc-trump-sanctions-karim-khan-court-a4b4c02751ab84c09718b1b95cbd5db3
4•croes•22m ago•1 comments

Isdera bankrupt: end of a sports car icon

https://www.shots.media/en/engine/2025/Isdera-bankruptcy--end-of-a-sports-car-icon/113865
1•wslh•22m ago•0 comments