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Bcachefs exits experimental status in new 'performance release'

https://www.theregister.com/software/2026/06/19/bcachefs-exits-experimental-status-in-new-perform...
1•ofrzeta•2m ago•0 comments

DirectX Dump Files Preview Now Available

https://devblogs.microsoft.com/directx/dx-dump-files-preview/
1•ibobev•2m ago•0 comments

Blaise v0.11.0 Is Here

https://github.com/graemeg/blaise/discussions/126
1•mariuz•4m ago•0 comments

Measuring AI productivity yourself with gh, jq, and Git

https://getunblocked.com/blog/measuring-ai-productivity/
1•dennispi•5m ago•0 comments

The Accidental Framework

https://blog.tacoda.dev/the-accidental-framework-934babb6bfde
1•tacoda•6m ago•0 comments

JEP: Embed Python in Java, the Polished Way

https://github.com/ninia/JEP
1•theanonymousone•7m ago•0 comments

The Bottleneck in AI Was Never Intelligence

https://www.gailweiner.com/post/the-bottleneck-in-ai-was-never-intelligence
1•speckx•8m ago•0 comments

FlashAttention-4: Algorithm and Kernel Pipelining Co-Design

https://research.colfax-intl.com/flashattention-4-algorithm-and-kernel-pipelining-co-design-for-a...
1•skidrow•8m ago•0 comments

APTA Feature on Cellular in Transit Systems

https://aptapassengertransport.com/when-cellular-becomes-transit-infrastructure/
1•takko_the_boss•9m ago•0 comments

Why doesn't Get­Last­Input­Info() return info for the user I'm impersonating?

https://devblogs.microsoft.com/oldnewthing/20260618-00/?p=112444
1•ibobev•9m ago•0 comments

Ghost Boxes: Reusing Abandoned Big-Box Superstores (2016)

https://99percentinvisible.org/article/ghost-boxes-reusing-abandoned-big-box-superstores-across-a...
1•dredmorbius•10m ago•1 comments

Factorio: More Planet Deliveries

https://factorio.com/blog/post/fff-443
1•ibobev•10m ago•0 comments

Cutlass Tutorial: Efficient GEMM Kernel Designs with Pipelining

https://research.colfax-intl.com/cutlass-tutorial-design-of-a-gemm-kernel/
1•skidrow•11m ago•0 comments

Extend Claude limits by offloading AI tasks to Neo

https://heyneo.com/claude-code
1•gauravvij137•11m ago•1 comments

P-Tau217 as a Reliable Blood-Based Marker of Alzheimer's Disease

https://pmc.ncbi.nlm.nih.gov/articles/PMC11351463/
1•brandonb•11m ago•0 comments

I restarted a 10 year old Xeon 174 times to delete 12 flags and gain 4 tps

https://point.free/blog/delete-12-flags/
3•zdw•13m ago•0 comments

Italy's Meloni says Trump 'made up' story that she 'begged' him for photo at G7

https://www.bbc.com/news/articles/c20y1ygn707o
4•root-parent•13m ago•0 comments

An agile retrospective skill for your Claude collaboration sessions

https://github.com/cometogather/retro-bot
1•mooreds•15m ago•0 comments

Ask HN: How do you measure whether your coding agent follows its rules?

2•Tigerless_ailab•16m ago•0 comments

Toward Better Hip Kernel Generation for AMD GPUs

https://scalingintelligence.stanford.edu/blogs/hipkernels/
2•skidrow•16m ago•0 comments

Moving to Portugal: Complete Guide for Americans

https://www.relocora.com/blog/moving-to-portugal-guide-for-americans-2026
2•mooreds•16m ago•0 comments

CEO-Bench: Can AI run a simulated startup for 500 days?

https://ceobench.com/
3•tonychenxyz•16m ago•1 comments

Frank Land obituary: programmer of the first business computer

https://www.thetimes.com/uk/obituaries/article/frank-land-obituary-programmer-of-the-first-busine...
1•timthorn•17m ago•0 comments

Show HN: Captorify – A Better Chrome Screenshot Extension

https://captorify.com/
1•fredrikaurdal•17m ago•1 comments

Open Source vs. the Invisible Hand

https://nesbitt.io/2026/06/18/open-source-vs-the-invisible-hand.html
1•zdw•18m ago•0 comments

Wordle's Hard Mode Is Easier, 730M Games Show

https://www.nytimes.com/2026/06/18/upshot/wordle-hard-mode.html
1•cainxinth•18m ago•0 comments

How the FAA is using AI to prevent close calls on runways

https://www.politico.com/news/2026/06/19/faa-ai-close-calls-00963264
1•CharlesW•19m ago•0 comments

Running MicroVMs in Proxmox VE, the Easy Way

https://taoofmac.com/space/blog/2026/06/18/1845
1•zdw•19m ago•0 comments

Toy Story: The Open-Source Ecosystem

https://qainsights.com/toy-story-the-open-source-ecosystem/
1•qainsights•19m ago•1 comments

"These Days I'd Rather Read a Book"

https://brandons-journal.com/post/these-days-i-d-rather-read-a-book
1•speckx•19m ago•0 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 ...