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HackerRank open sourced its ATS. My resume scored 90/100. Oh wait 74. No – 88

https://danunparsed.com/p/hackerrank-open-source-ats
570•sambellll•10h ago•234 comments

Sandia National Labs SA3000 8085 CPU

https://www.cpushack.com/2026/06/03/sandia-national-labs-sa3000-8085-cpu/
14•rbanffy•1h ago•0 comments

GLM 5.2 beats Claude in our benchmarks

https://semgrep.dev/blog/2026/we-have-mythos-at-home-glm-52-beats-claude-in-our-cyber-benchmarks/
907•jms703•18h ago•417 comments

Pollen (CEO Negus-Fancey, CTO Wright) tried to remove article, and Google helped

https://blog.pragmaticengineer.com/pollen-tried-to-remove-my-article-about-callum-negus-fancey-an...
285•taubek•2h ago•34 comments

NUMA: Cores, memory, and the distance between them

https://edera.dev/stories/numa-part-1-cores-memory-and-the-distance-between-them
40•sys_call•4d ago•4 comments

Dissecting Apple's Sparse Image Format (ASIF)

https://schamper.dev/dissecting-apples-sparse-image-format-asif/
98•supermatou•19h ago•15 comments

Age verification is just a precursor to automated attribution of speech

https://nonogra.ph/age-verification-is-just-a-precursor-to-attribution-of-speech-06-29-2026
588•arkhiver•8h ago•338 comments

We found a bug in the hyper HTTP library

https://blog.cloudflare.com/hyper-bug/
85•Pop_-•4d ago•26 comments

Historical memory prices 1960-2026

https://dam.stanford.edu/memory-prices.html
330•vga1•17h ago•130 comments

5k menus from the New York Public Library’s Buttolph Collection (1880-1920)

https://pudding.cool/2026/06/menu-story/
380•xbryanx•21h ago•97 comments

I used Claude Code to get a second opinion on my MRI

https://antoine.fi/mri-analysis-using-claude-code-opus
460•engmarketer•19h ago•596 comments

Why did this journal retract two 1940s papers by Max Planck?

https://arstechnica.com/science/2026/06/why-did-this-journal-retract-two-1940s-papers-by-max-planck/
147•DR_MING•3h ago•7 comments

Knowledge Distillation of Black-Box Large Language Models (2024)

https://arxiv.org/abs/2401.07013
104•babelfish•13h ago•19 comments

Halvar's Guide to Entrepreneurship

https://thomasdullien.github.io/guides/entrepreneurship/
10•nekitamo•3d ago•2 comments

Herdr: Agent multiplexer that lives in your terminal

https://github.com/ogulcancelik/herdr
82•mzehrer•7h ago•52 comments

Show HN: Zanagrams

https://zanagrams.com/
307•pompomsheep•20h ago•77 comments

Federating Clusters for Zero-Downtime Kubernetes

https://linkerd.io/2026/06/24/federating-clusters-for-zero-downtime-kubernetes/index.html
3•PagCatOli•3d ago•0 comments

Deciphering basmala

https://blog.plover.com/lang/bismillah.html
74•lordgrenville•5d ago•22 comments

Tokenmaxxing is dead, long live tokenmaxxing

https://12gramsofcarbon.com/p/agentics-tech-things-tokenmaxxing
159•theahura•19h ago•219 comments

The KIDS Act would require age checks to get online

https://www.eff.org/deeplinks/2026/06/kids-act-would-require-age-checks-get-online
517•bilsbie•1d ago•422 comments

Let's Decode the Mystery Bytes [video]

https://www.youtube.com/watch?v=GZqB4D_Do38
13•surprisetalk•4d ago•1 comments

Professor denounces mass AI fraud on an exam at Brown

https://english.elpais.com/education/2026-06-28/ai-fraud-at-brown-university-academic-integrity-i...
437•geox•19h ago•574 comments

Working around dragons with the Lemote Yeeloong laptop and OpenBSD

http://oldvcr.blogspot.com/2026/06/working-around-dragons-with-lemote.html
128•zdw•19h ago•36 comments

TOP500 at ISC’26: We have a New Number 1 Supercomputer

https://chipsandcheese.com/p/top500-at-isc26-we-have-a-new-number
115•rbanffy•16h ago•72 comments

The Boeing 747 begins its final descent

https://www.theatlantic.com/magazine/2026/07/boeing-747-retirement/687304/
199•dbl000•3d ago•297 comments

Daisugi, the Japanese technique of growing trees out of other trees (2020)

https://www.openculture.com/2020/10/daisugi.html
148•MaysonL•19h ago•47 comments

The Baffling World of Masayoshi Son's Presentations (2020)

https://www.bloomberg.com/news/features/2020-06-23/golden-geese-and-unicorns-inside-the-eccentric...
72•phaser•3d ago•29 comments

The Forgotten Castles of the Garamantes

https://www.wildmanlife.com/the-forgotten-castles-of-the-garamantes/
34•bookofjoe•4d ago•4 comments

Librepods: AirPods liberated

https://github.com/librepods-org/librepods
415•rbanffy•17h ago•142 comments

A way to exclude sensitive files issue still open for OpenAI Codex

https://github.com/openai/codex/issues/2847
211•pikseladam•23h ago•134 comments
Open in hackernews

New Tool: lsds – List All Linux Block Devices and Settings in One Place

https://tanelpoder.com/posts/lsds-list-linux-block-devices-and-their-config/
101•mfiguiere•1y ago

Comments

DonHopkins•1y ago
I always wanted the /dev/zero character device driver, which you can map into memory to clear it, or use as an infinite source of nulls, to use the minor node number as the value that got mapped into memory or produced, so you could make an infinite source of beeps with:

mknod /dev/seven c 1 7

I wonder what would happen if you made a /dev/seven device in your http servers public_html directory? Would it dutifully serve it up?

Better yet, support for utf-8 unicode, so you can make an infinite source of poo emojis.

The "Everything Is A File" philosophy should be taken to its logical conclusion.

dlt713705•1y ago
Awesome! That actually inspired me to code this: https://codeberg.org/mco-system/pooper
don-code•1y ago
I challenge anyone to find another place on the Internet where one person's joke is another person's kernel module.
tanelpoder•1y ago
Astute observation, but also CrowdStrike would like a word :-)
xerxes901•1y ago
Question: what actually reads /etc/pooper to configure the character? I can’t work out how that file’s contents ends up as module parameters and I’d love to know!
dlt713705•1y ago
You are absolutely right, the /etc/pooper file was never loaded.

The code has been updated and now you can change the pooped char on the fly with something like :

`echo "<WHATEVER UTF-8 CHAR>" | sudo tee /sys/module/pooper/parameters/char_utf8`

/etc/pooper file and module unload/reload are no more needed :)

xerxes901•1y ago
Thanks for clarifying, and implementing this essential feature!
DonHopkins•1y ago
Finally somebody who gives a shit! Thank you for dropping that generous contribution.

Now I can use that device as an RSS feed! That puts the log into blog.

I haven't seen that much shit emerge from a wormhole since the Ed the Happy Clown episode of Yummy Fur comics:

https://everything2.com/node/1485685?bookmark_site=twitter&o...

>We now skip back in time a little, where we find Ronald Reagan before his mysterious transformation. He presides over an America that has no concept of toilets, and piles of feces on every street corner are becoming a serious problem. Fortunately, science can help; a farmer has stumbled across a small portal to another dimension. The solution is clear; push America's mounting shit through the portal via a huge funnel. The exit point for the portal is in fact the anus of the gentleman who couldn't stop shitting back in the prison in Ed's world; so there is at least a good scientific explanation for that little episode.

>During the official opening of the shit disposer, Reagan tragically falls into the giant collection of pending waste. His body blocks the funnel, but not before his head has gone through the portal; a headless president is recovered. A scientist heads though the portal on a rescue mission.

>(Now, I know what you're thinking, and I've no idea how Reagan's head became attached to the end of Ed's penis. It makes no sense, even within the logic of Ed's universe, and it's not explained. If you have any notions, please let me know - but for now, we'll just have to accept that somehow, it happened...)

The Chester Brown Interview:

https://www.tcj.com/the-chester-brown-interview/3/

Best NSFW Ronald Reagan Quote Ever:

https://the-comics-journal.sfo3.digitaloceanspaces.com/wp-co...

Support Indie Comics!

anonymousiam•1y ago
Easy to get an infinite stream of bell codes with: yes ^V^G
bitbang•1y ago
Very nice, needs option for json/jsonl output.
tanelpoder•1y ago
Thanks! Yep I was thinking of doing that next, will be very easy as under the hood the data is stored in Python dictionaries.
appleaday1•1y ago
can we package this for Arch? Arch Defense Taskforce where you at?
tanelpoder•1y ago
I just added a little comment/errata regarding the NVME_QDEPTH column to the post (search for errata). I should probably rename that column to emphasize that (for now) it’s the Linux nvme module level max QD and not the hardware one (it’s complicated…)
nerflad•1y ago
If you came to represent... https://wiki.archlinux.org/title/Creating_packages

Maintaining an AUR package can be great fun and an instructive glimpse into what FLOSS maintainers go through.

jayofdoom•1y ago
I'll note, lsblk can return a heck of a lot more data than it does by default (and nvme drives show up there). lsblk -H will list for your system, and you can specify columns. You can also adjust output.

I guess with this in mind, I'm curious how this is different?

tanelpoder•1y ago
Hi, yep lsblk targets a wider area of functionality, like showing mountpoints, device UUIDs, while lsds focuses only on block device settings.

Maybe the latest Linux versions have lsblk versions that support these columns, but in RHEL9 at least I don't see equivalents to lsds'es WBT_LAT, QDEPTH (not the same as lsblk's RQ-SIZE), WCACHE, FUA and some others. But these 4 are which I regularly need (especially when troubleshooting a yet another slow fsync() issue etc). I did and do use lsblk all the time too, but still end up catting and grepping various additional files and correlating the results, sometimes on systems with 100+ multipath block devices.

The other reason was that I wanted a tool that shows me where it gets these values too (for myself and sometimes for explaining stuff to others).

Edit: That being said, it shouldn't be hard at all to add the said extra fields to lsblk too.

strunz•1y ago
Would be worth adding this as an FAQ on the page. Great job btw.

EDIT: Would also be really cool to define what each field means, if you're gonna reimplement everything anyways, why not make it as user friendly as possible.

tanelpoder•1y ago
Thanks. Yep I have to revamp the whole 0x.tools webpage, right now it's a mix of older tools & prototypes and the "final stuff" and it's confusing what's what.

The lsds verbose option shows where in the Linux /sys fs each individual field comes from (lsds -lpv) so that's the ultimate source of what each field means. But I could pull each sysfs file's description from docs into a table on the webpage (I'm probably too lazy to create a manpage for now - help is appreciated)

Edit: Since there are not that many fields, it would be possible to add a -d option in addition to -v to get a human readable description for each field too. One of the main sources of confusion is the "queue_depth" vs. "nr_requests" fields. My ideal (which I usually don't reach) is to make these tools "explainable", so that they tell you from where they got their input data (and what basic math was applied).

trillic•1y ago
Rewrote most of the functionality in C as an exercise

https://gist.github.com/grahameger/2507019334f07036f84080a87...

jayofdoom•1y ago
Thank you for the detailed response, even if I'm reading it late! This is exactly what I was trying to learn; what this tool exposed that lsblk is missing.