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Show HN: uvx qrdrop – instant LAN file sharing from your terminal

https://github.com/itsloopyo/qrdrop
1•itsloopyo•2m ago•0 comments

We've built the first VPN protocol that breaks all speed barriers

https://surfshark.com/blog/surfshark-launches-a-vpn-protocol
1•Croftengea•4m ago•0 comments

Could A.I. Find Brazil's Next Pelé?

https://www.nytimes.com/2026/06/24/world/americas/brazil-soccer-ai-scout-fc-santos.html
1•thm•6m ago•0 comments

Hellenic Fire System satellites launched for Greece

https://www.esa.int/Applications/Observing_the_Earth/Hellenic_Fire_System_satellites_launched_for...
1•geox•13m ago•0 comments

How Some Private-Equity Managers Collect Big Fees on Paper Gains

https://www.wsj.com/finance/investing/how-some-private-equity-managers-collect-big-fees-on-paper-...
1•impish9208•17m ago•1 comments

Exercises Dataset

https://github.com/hasaneyldrm/exercises-dataset
1•taubek•19m ago•0 comments

Cambium AI

https://github.com/pkjaslam/Cambium_AI
1•pkjaslam•19m ago•0 comments

China Has Matched Anthropic in Cybersecurity, Resetting AI Race

https://www.wsj.com/tech/ai/chinese-ai-anthropic-mythos-cybersecurity-574b02c2
1•watchdogtimer•21m ago•0 comments

Why is Claude Code ending Converstaion

https://medium.com/@thesuperrepemail/calude-code-got-sentimental-6fe965a3acc5
1•rajkverma123•23m ago•0 comments

Students are doing worse than you think

https://www.economist.com/international/2026/06/25/students-are-doing-worse-than-you-think
1•u1hcw9nx•25m ago•5 comments

The Extra Gear

https://fabioscagliola.com/blog/the-extra-gear/
1•scaglio•30m ago•0 comments

Bobby McFerrin – Don't Worry Be Happy [video]

https://www.youtube.com/watch?v=d-diB65scQU
3•keepamovin•31m ago•1 comments

The Court That Will Believe Anything Is 'Race-Neutral

https://www.theatlantic.com/ideas/2026/06/scotus-asylum-racial-discrimination/687710/
2•Alien1Being•32m ago•0 comments

Benchmarking real-time voice translation

https://startpinch.com/research/en/speech_translation_benchmark
2•christiansafka•36m ago•0 comments

Th0rgal/open_oura: a Rust toolkit for the Oura Ring (Gen 3/4/5)

https://github.com/Th0rgal/open_oura
1•0xcrypto•41m ago•1 comments

DLL that was not present in memory despite not being formally unloaded

https://devblogs.microsoft.com/oldnewthing/20260625-00/?p=112467
4•ibobev•49m ago•0 comments

Software Taste vs. Slop in the Age of AI – TWSoftwareDev26

https://blog.herlein.com/post/wisdom-in-specs/
2•gherlein•52m ago•1 comments

Show HN: I built a strategic PvP word game where each move is just one letter

https://letterphile.com
2•sonOfHades•53m ago•2 comments

Local semantic search engine in Rust, no external DB

https://github.com/Gabriele06-local/LocalMind
1•Gabriele06_•54m ago•0 comments

Show HN: Claudete – Command a legion of Claude Code instances and shells

https://claudete.co
2•morion4000•56m ago•2 comments

Auditable Commercial License v1.0

https://www.auditablelicense.org/
1•ilreb•57m ago•0 comments

Kubernetes CPU requests and limits, explained through cgroups

https://roszigit.com/en/blog/kubernetes-cpu-request-limit/
1•lkanwoqwp•1h ago•0 comments

Cancellation of Windows Runtime activities is asynchronous

https://devblogs.microsoft.com/oldnewthing/20260624-00/?p=112465
1•ibobev•1h ago•0 comments

openENOC – Scalable Ethernet-Based Network-on-Chip

https://github.com/eniokaljic/openENOC/
1•ssenseiss•1h ago•1 comments

Brace Expansion Tree

https://www.johndcook.com/blog/2026/06/27/brace-expansion-tree/
1•ibobev•1h ago•1 comments

Tiny LLM Benchmark: Jetson Orin Nano Super 8GB

https://www.smolhub.com/posts/jetson-nano-super-benchmark-non-reasoning/
1•orbanlevi•1h ago•0 comments

Guards Guards – small gotcha in Elixir guard expressions

https://hauleth.dev/post/guards-guards/
1•hauleth•1h ago•0 comments

If You Can Facilitate a Retrospective, You Can Audit Your AI

https://age-of-product.com/ai-delegation-audit/
2•swolpers•1h ago•0 comments

A guide on how to run Nemotron 3 Super 120B Thinking on 2 Nvidia DGX Spark

https://corti.com/serving-nemotron-super-120b-with-a-1m-token-context-on-a-2-node-dgx-spark-cluster/
2•TechPreacher•1h ago•1 comments

Grok Is More Important Than Clean Air, DOJ Says

https://www.motherjones.com/environment/2026/06/grok-doj-justice-naacp-clean-air-act-gas-turbine-...
2•virgildotcodes•1h ago•2 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 ...