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Designing Electronics That Works

https://nostarch.com/designingelectronics
1•0x54MUR41•7s ago•0 comments

Most LLM cost isn't compute – it's identity drift (110-cycle GPT-4o benchmark)

https://github.com/sigmastratum/documentation/blob/main/sigma-runtime/SR-EI-03/benchmark_report_S...
1•teugent•1m ago•1 comments

Show HN: PlanEat AI, an AI iOS app for weekly meal plans and smart grocery lists

1•franklinm1715•1m ago•0 comments

A Post-Incident Control Test for External AI Representation

https://zenodo.org/records/17921051
1•businessmate•2m ago•1 comments

اdifference gbps overview find answers

1•shahrtjany•2m ago•0 comments

Measuring Impact of Early-2025 AI on Experienced Open-Source Dev Productivity

https://arxiv.org/abs/2507.09089
1•vismit2000•4m ago•0 comments

Show HN: Lazy Demos

http://demoscope.app/lazy
1•admtal•5m ago•0 comments

AI-Driven Facial Recognition Leads to Innocent Man's Arrest (Bodycam Footage) [video]

https://www.youtube.com/watch?v=B9M4F_U1eEw
1•niczem•5m ago•1 comments

Annual Production of 1/72 (22mm) scale plastic soldiers, 1958-2025

https://plasticsoldierreview.com/ShowFeature.aspx?id=27
1•YeGoblynQueenne•6m ago•0 comments

Error-Handling and Locality

https://www.natemeyvis.com/error-handling-and-locality/
1•Theaetetus•8m ago•0 comments

Petition for David Sacks to Self-Deport

https://form.jotform.com/253464131055147
1•resters•8m ago•0 comments

Get found where people search today

https://kleonotus.com/
1•makenotesfast•10m ago•1 comments

Show HN: An early-warning system for SaaS churn (not another dashboard)

https://firstdistro.com
1•Jide_Lambo•11m ago•1 comments

Tell HN: Musk has never *tweeted* a guess for real identity of Satoshi Nakamoto

1•tokenmemory•12m ago•2 comments

A Practical Approach to Verifying Code at Scale

https://alignment.openai.com/scaling-code-verification/
1•gmays•13m ago•0 comments

Show HN: macOS tool to restore window layouts

https://github.com/zembutsu/tsubame
1•zembutsu•16m ago•0 comments

30 Years of <Br> Tags

https://www.artmann.co/articles/30-years-of-br-tags
2•FragrantRiver•23m ago•0 comments

Kyoto

https://github.com/stevepeak/kyoto
2•handfuloflight•23m ago•0 comments

Decision Support System for Wind Farm Maintenance Using Robotic Agents

https://www.mdpi.com/2571-5577/8/6/190
1•PaulHoule•24m ago•0 comments

Show HN: X-AnyLabeling – An open-source multimodal annotation ecosystem for CV

https://github.com/CVHub520/X-AnyLabeling
1•CVHub520•27m ago•0 comments

Penpot Docker Extension

https://www.ajeetraina.com/introducing-the-penpot-docker-extension-one-click-deployment-for-self-...
1•rainasajeet•27m ago•0 comments

Company Thinks It Can Power AI Data Centers with Supersonic Jet Engines

https://www.extremetech.com/science/this-company-thinks-it-can-power-ai-data-centers-with-superso...
1•vanburen•30m ago•0 comments

If AIs can feel pain, what is our responsibility towards them?

https://aeon.co/essays/if-ais-can-feel-pain-what-is-our-responsibility-towards-them
3•rwmj•34m ago•5 comments

Elon Musk's xAI Sues Apple and OpenAI over App Store Drama

https://mashable.com/article/elon-musk-xai-lawsuit-apple-openai
1•paulatreides•37m ago•1 comments

Ask HN: Build it yourself SWE blogs?

1•bawis•38m ago•1 comments

Original Apollo 11 Guidance Computer source code

https://github.com/chrislgarry/Apollo-11
3•Fiveplus•43m ago•0 comments

How Did the CIA Lose Nuclear Device?

https://www.nytimes.com/interactive/2025/12/13/world/asia/cia-nuclear-device-himalayas-nanda-devi...
1•Wonnk13•44m ago•1 comments

Is vibe coding the new gateway to technical debt?

https://www.infoworld.com/article/4098925/is-vibe-coding-the-new-gateway-to-technical-debt.html
2•birdculture•48m ago•1 comments

Why Rust for Embedded Systems? (and Why I'm Teaching Robotics with It)

https://blog.ravven.dev/blog/why-rust-for-embedded-systems/
2•aeyonblack•49m ago•0 comments

EU: Protecting children without the privacy nightmare of Digital IDs

https://democrats.eu/en/protecting-minors-online-without-violating-privacy-is-possible/
3•valkrieco•49m ago•0 comments
Open in hackernews

I Passed the CKA and Built the Kubernetes Scenario Book I Wish I Had

3•nouhailaelg•7mo ago
I wrote a free PDF book after passing the CKA — it’s got 20+ real-world YAML-only scenarios that feel like the exam. If you're interested, I can share the link in the comments.

Comments

thecosmicfrog•7mo ago
I'd be interested in reading about different scenarios. Could you share the book? Thanks!