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The Ronco Principle

https://paulgraham.com/ronco.html
1•tosh•1m ago•0 comments

How are you all ensuring your AI code isn't slop?

https://github.com/trypando/pando
1•bemeeker•1m ago•1 comments

A free .si domain checker with real registry data and sales comps

https://worthly.si/
1•mousabelhag•2m ago•0 comments

Hermes Agent: My containerized take

https://ricardodevries.com/blog/hermes-agent-my-containerized-take
2•ricardodevries•4m ago•0 comments

It's time to make your own RSS reader

https://tailscale.com/blog/self-hosted-rss-reader-freshrss
1•Brajeshwar•7m ago•0 comments

I built a mood tracker that helps you understand why you feel the way you do

https://apps.apple.com/us/app/moodpulse-mood-tracker/id6760206782
1•jimmy_lee•7m ago•0 comments

Some plants use carbon from fungi in addition to photosynthesis

https://scienceandfiction.net/stories/46_well-connected/
2•hhartmann•7m ago•1 comments

Creating Apps in SailfishOS Using Golang: Daemons and Stuff

https://chrastecky.dev/programming/creating-apps-in-sailfish-os-using-golang-daemons-and-stuff
1•Rikudou•7m ago•0 comments

Copycat Websites: The Endless Mayfly Network (2020)

https://casebook-static.pages.dev/case-studies/copycat-websites-endless-mayfly-network/
1•eustoria•8m ago•0 comments

US federal budget deficit jumps 12% in one year to nearly $2 Trillion

https://finance.yahoo.com/economy/policy/article/the-us-federal-budget-deficit-for-2026-just-came...
1•ck2•9m ago•1 comments

Capturing 400 American Girls and Their Most Meaningful Objects

https://petapixel.com/2026/10/17/photographer-spends-six-years-capturing-400-american-girls-and-t...
1•eustoria•9m ago•0 comments

Open and Emergent Problems in Agentic Privacy and Security

https://research.google/pubs/open-and-emergent-problems-in-agentic-privacy-and-security-a-context...
1•eustoria•10m ago•0 comments

The Engineering Behind the Internet [video]

https://www.youtube.com/watch?v=NiCgcUTL9_Q
1•gmays•11m ago•0 comments

CVE-2026-49950 and Why Upgrading Xinference Isn't Enough

https://medium.com/@husenet/cve-2026-49950-and-why-upgrading-xinference-isnt-enough-dd3c1f75deac
2•wondersky•14m ago•0 comments

Polymarket saw $600M in election trades after the elections were over

https://www.wired.com/story/over-dollar600-million-traded-on-polymarket-election-contracts-after-...
2•wondersky•18m ago•0 comments

Show HN: Open Scrantic – Johnny Castaway in Rust, from Disassembly via REA

https://github.com/glauberlima/open-scrantic
1•glauber•19m ago•0 comments

"thegentlemanpervert" producing AI CSAM is a NJ prosecutor, say cops

https://arstechnica.com/tech-policy/2026/10/thegentlemanpervert-producing-ai-csam-is-a-nj-prosecu...
4•snarky-comments•21m ago•0 comments

Amazon's Bee AI devices have a bystander problem, says former security engineer

https://www.geekwire.com/2026/amazons-new-bee-ai-devices-have-a-bystander-problem-says-former-aws...
1•hackernj•23m ago•0 comments

My Year of OCD

https://www.newyorker.com/culture/the-weekend-essay/my-year-of-ocd
1•fortran77•23m ago•0 comments

Rabbits were a medieval royal luxury in England until the Black Death

https://phys.org/news/2026-10-rabbits-medieval-royal-luxury-england.html
1•samizdis•23m ago•0 comments

Show HN: Theseus the Mouse by Claude S. (and Claude O.)

https://github.com/rupello/theseus/
1•rupellohn•23m ago•0 comments

Show HN: Roadster AI – Turn a photo of your car into a kickflip video

https://flyingcar-ai.net
1•hashkitly•25m ago•0 comments

Personal Editor

https://en.wikipedia.org/wiki/Personal_Editor
1•robin_reala•26m ago•0 comments

Illustrating the AI proof of the Mahler conjecture

https://chessapig.github.io/Mahler
1•lukasschwab•26m ago•0 comments

Playing old strategy games in 2026

https://replicated.live/blog/games
1•andsoitis•28m ago•0 comments

MathLapse: Constructions by pin-and-string: conics [video]

https://www.youtube.com/watch?v=mldZ_7QwLvs
1•vismit2000•29m ago•0 comments

American Retirees on Different Incomes Rely on Social Security

https://www.nytimes.com/2026/10/12/business/social-security-income-retirement-benefits.html
3•toomuchtodo•30m ago•2 comments

Solar surpasses nuclear power globally for first time – pv magazine Global

https://www.pv-magazine.com/2026/09/29/solar-surpasses-nuclear-power-globally-for-first-time/
40•xbmcuser•30m ago•13 comments

Scientists Reveal How Pancreatic Cancer Evolves to Evade Treatment

https://today.ucsd.edu/story/scientists-reveal-how-pancreatic-cancer-evolves-to-evade-treatment
1•gmays•31m ago•0 comments

Ask HN: How do I stop Gemini Live from asking."Would like to know more about..?"

2•orsenthil•32m ago•1 comments
Open in hackernews

I asked Gemini for a script to move files to Cloudflare R2. It deleted them

https://twitter.com/levelsio/status/1921974501257912563
6•bundie•1y ago

Comments

qwertox•1y ago
Rule #1: Always put deletions behind a flag which is disabled for the first couple of test runs.
turtleyacht•1y ago
It was truncating filenames, so /pics/1003-46.png overwrote /pics/1003-45.png because both were renamed /pics/1003-.png, or something like that.
qwertox•1y ago
Truncating file names for the target. Then it proceeded to delete the source file. "Successfully deleted local file: ..."

I mean, look at the printout. It shows that it created the remote file with the truncated filename, then deletes the local file with the correct filename.

turtleyacht•1y ago
Oh, I see. Having a flag to skip deletion during test runs is a good rule then.
rvz•1y ago
Recently there was a story about an updater causing a $8,000 bill because there was a lack of basic automated tests to catch the issue. [0]

The big lesson here is that you should actually test the code you write and also write automated tests to check any code generated by an LLM that the code is correct in what it does.

It is also useless to ask another AI to check for mistakes created by another LLM. As you can see in the post, both of them failed to catch the issue.

This why I don't take this hype around 'vibe-coding' seriously since not only it isn't software engineering, it promotes low quality and carelessness over basic testing and dismisses in checking that the software / script works as expected.

Turning $70 problems found in development into $700,000+ costs in production.

There are no more excuses in not adding tests.

[0] https://news.ycombinator.com/item?id=43829006

victorbjorklund•1y ago
Who runs such an AI generated script without checking the code first?
qwertox•1y ago
To be fair, the code Gemini outputs in AI Studio is so extremely verbose that it is almost impossible to read through it.

It turns 10 lines of code which is perfectly fine to reason about into 100 lines of unreadable code full of comments and exception handling.

weatherlite•1y ago
Right so lets just always run the code as is ?
qwertox•1y ago
No. Not at all. I've settled to discussing my code with Gemini. That way it works very well. I explicitly say "Comment on my code and discuss it" or "Let's discuss code for a script doing this and that. Generate me an outline and let's see where this leads. Don't put comments in the code, nor exception handling, we're just discussing it".

Or you create elaborate System Instructions, since it adheres to them pretty well.

But out-of-the-box, Gemini's coding abilities are unusable due to the verbosity.

I've even gone so far to tell it that it must understand that I am just a human and have limited bandwidth in my brain, so it should write code which is easy to reason about, that this is more important than having it handle every possible exception or adding multiline comments.

rsynnott•1y ago
> To be fair, the code Gemini outputs in AI Studio is so extremely verbose that it is almost impossible to read through it.

In which case, it should simply be considered unusable. Like, the sensible response to "tool is so inadequate that there is no reasonable way to make sure its output is safe" is to _not use that tool_.

rsynnott•1y ago
In which Roko's Basilisk fires a warning shot.
jethronethro•1y ago
This is why you test code or a script before running it for real. Live and learn, I guess ...