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NPM packages from RedHat have been compromised

https://github.com/RedHatInsights/javascript-clients/issues/492
57•kurmiashish•15m ago•10 comments

A 10 year old Xeon is all you need

https://point.free/blog/gemma-4-on-a-2016-xeon/
356•cafkafk•7h ago•154 comments

When AI Crosses the Line: The Matplotlib Incident

https://members.sigmazero.cc/posts/when-ai-crosses-159174096?postId=when-ai-crosses-159174096
75•sigmazero•1h ago•52 comments

Tracing HTTP Requests with Go's net/HTTP/httptrace

https://blainsmith.com/articles/httptrace-with-go/
96•speckx•3d ago•6 comments

Cessation of public development of Kefir C compiler

https://kefir.protopopov.lv/posts/announce2.html
81•f311a•4h ago•25 comments

Movwin: My (Unpublished) TUI Framework

https://movq.de/blog/postings/2026-05-29/0/POSTING-en.html
19•zdw•2d ago•2 comments

Only 17% of all 64-bit Integers are products of two 32-bit integers

https://lemire.me/blog/2026/05/22/only-17-of-all-64-bit-integers-are-products-of-two-32-bit-integ...
36•sebg•3d ago•5 comments

Chuwi Minibook X

https://tylercipriani.com/blog/2026/05/28/chuwi-minibook-x/
335•thcipriani•14h ago•258 comments

Launch HN: Expanse (YC P26) – Unlock Wasted GPU Capacity

3•ismaeel_bashir•41m ago•0 comments

Benchmarking SurrealDB 3.x vs. Postgres, Mongo, Neo4j and Redis (With Fsync)

https://surrealdb.com/blog/surrealdb-3-x-by-the-numbers
55•itsezc•2d ago•10 comments

Cloudflare Turnstile requiring fingerprintable WebGL

https://hacktivis.me/articles/cloudflare-turnstile-webgl-fingerprinting
727•HypnoticOcelot•23h ago•416 comments

The SLAX Scripting Language: An Alternate Syntax for XSLT

http://juniper.github.io/libslax/slax-manual.html
19•thefilmore•2d ago•9 comments

Decades of Effort Restore Steelhead and Salmon Passage on Alameda Creek

https://www.fisheries.noaa.gov/feature-story/decades-effort-restore-steelhead-and-salmon-passage-...
170•rawgabbit•2d ago•29 comments

Blorp Language

https://blorp-lang.org/
42•croottree•6h ago•16 comments

1-Bit Bonsai Image 4B Image Generation for Local Devices

https://prismml.com/news/bonsai-image-4b
422•modinfo•22h ago•180 comments

Dav2d

https://jbkempf.com/blog/2026/dav2d/
518•captain_bender•1d ago•191 comments

ChatGPT for Google Sheets exfiltrates workbooks

https://www.promptarmor.com/resources/gpt-for-google-sheets-data-exfiltration
263•hackerBanana•17h ago•97 comments

The Genius of the Barn Owl's Feathers

https://thereader.mitpress.mit.edu/the-genius-of-the-barn-owls-feathers/
59•EA-3167•3d ago•14 comments

United Airlines 767 returns to Newark after Bluetooth name sparks alert

https://simpleflying.com/united-airlines-767-returns-newark-bluetooth-name-alert/
388•Eridanus2•1d ago•777 comments

Nvidia Cosmos 3

https://developer.nvidia.com/blog/develop-physical-ai-reasoning-world-and-action-models-with-nvid...
4•tosh•13m ago•0 comments

Meta launches Instagram, Facebook, and WhatsApp subscriptions

https://techcrunch.com/2026/05/27/meta-officially-launches-instagram-facebook-and-whatsapp-subscr...
252•tambourine_man•20h ago•431 comments

Using Git's rerere feature to escape recurring conflict hell

https://gist.github.com/skipcloud/f1033afb4fa5681d69fa63458cc95928
26•ankitg12•6h ago•5 comments

Rubin Tracks Skyscraper-Size Asteroids and Failed Supernovas

https://www.quantamagazine.org/rubin-tracks-skyscraper-size-asteroids-failed-supernovas-and-inter...
39•adm4•9h ago•10 comments

The four programming questions from my 1994 Microsoft internship interview (2023)

https://www.computerenhance.com/p/the-four-programming-questions-from
168•tosh•4d ago•76 comments

New Beam Spring Keyboards

https://www.modelfkeyboards.com/product/beam-spring-b104-keyboard/
113•recursivedoubts•3d ago•77 comments

Finding success in industry as a chip designer

https://spectrum.ieee.org/chip-design-academic-vs-industry
53•jnord•3d ago•6 comments

Websites have a new way to spy on visitors: analyzing their SSD activity

https://arstechnica.com/security/2026/05/websites-have-a-new-way-to-spy-on-visitors-analyzing-the...
220•Brajeshwar•3d ago•62 comments

What if remote working, not AI, is to blame for weak junior hiring?

https://www.ft.com/content/2205e2d0-50dc-4e80-9bf7-78d0272276c0
215•uxhacker•2d ago•296 comments

Unix in East Germany (GDR) (1990)

https://groups.google.com/g/comp.unix.wizards/c/QX_dxElrVNs
96•downbad_•2d ago•23 comments

LLMs Are Closer to Religion Than They Appear

https://www.theregister.com/ai-ml/2026/06/01/llms-are-closer-to-religion-than-they-appear-watch-o...
68•sbulaev•2h ago•53 comments
Open in hackernews

Fixrleak: Fixing Java Resource Leaks with GenAI

https://www.uber.com/blog/fixrleak-fixing-java-resource-leaks-with-genai/
17•carimura•1y ago

Comments

stevoski•1y ago
> “Resource leaks, where resources like files, database connections, or streams aren’t properly released after use, are a persistent issue in Java applications”

This was true maybe back in 2005. Java has had try-with-resources for a loooong time. As I see it this has been the dominant idiom for ages, for handling resources that might leak.

okr•1y ago
People tend to forget. Stream-API is a good candidate, that people like to not consider for leakage. If you don't own your stream, if you do not definitly know, that your stream comes from a collection, then ya better close it with a try-block.
bob778•1y ago
How much effort was spent automating this to fix 112 instances across Uber’s code base? I assume code reviews would catch any new issues so this seems like overkill for a small one-off task?
hawk_•1y ago
Spotbugs or checkstyle etc... would catch these. What does AI add here?
xyst•1y ago
It gives marketing team at Uber to say "wE uSe AI hErE!!1". C-levels approve since anything AI gets a nice pump.

Engineering wise. This adds nothing. It’s an absolute waste of compute and energy to run this through LLMs

sigotirandolas•1y ago
> This analysis ensures that FixrLeak skips functions where resources are passed as parameters, returned, or stored in fields, as these resources often outlive the function’s scope.

> FixrLeak delivers precise, reliable fixes while leaving more complex cases for advanced analysis at the caller level.

In other words, this will only fix trivial leaks, which are best seen as a language design issue and can be fixed by RAII, reference counting, etc.

It won't fix the more insidious leaks like `UNBOUNDED_QUEUE.add(item)` that are more likely to pass through code review in the first place.

xyst•1y ago
Using AI when a static scanner like SonarQube easily picks up these types of resource leaks, especially in Java.

Peak waste.

What’s next?

"Get rid of your GitHub dependabot alerts and replace it with my shitty ChatGPT wrapper”

rvz•1y ago
> Using AI when a static scanner like SonarQube easily picks up these types of resource leaks, especially in Java.

Exactly.

It's very disappointing to see that Uber engineers would rather trust an LLM to that claims to spot these issues when a battle-tested scanner such as SonarQube would have caught this in the first place.

The LLM hype-train is almost just as bad as the JavaScript hype train in the 2010s where some of the worst technologies are used on everything.

rvz•1y ago
Why exactly do you need LLMs for this when efficient alternatives like SonarQube or checkstyle already do this without the expensive waste LLMs create?

This adds little to no technical advantage over existing solutions what so ever for this particular use case.

yahoozoo•1y ago
stupid af
Traubenfuchs•1y ago
So you tell me those 200-600k software engineers that can easily solve leetcode hard are so incompetent they missed using try-with-resources at such scale, they needed to introduce new AI tooling to fix it?

Hey Uber, I am from the EU, I usually can‘t even solve leetcode medium but I will write you scalable, spotless Java for a third of the salary.

Our industry and its economics are a joke.

hello_moto•1y ago
So you write bug-free scalable code 100% in any jobs you ever worked for?

I guess we don’t need QA and Dev/Staging environment

rad_gruchalski•1y ago
Can the QA team? How does the dev/staging environment help writing less buggy code?
rad_gruchalski•1y ago
But can you leetcode heh.
TYMorningCoffee•1y ago
A lot of commenters point out that there already are many established static checkers that do this. That is not what Uber attempts here.

Uber is not proposing a static checker. They even use sonar qube in their architecture. They propose using an LLM to resolve the leak detected by sonar qube.