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Project Glasswing: An Initial Update

https://www.anthropic.com/research/glasswing-initial-update
219•louiereederson•3h ago•140 comments

Why Japanese companies do so many different things

https://davidoks.blog/p/why-japanese-companies-do-so-many
407•d0ks•7h ago•241 comments

U.S. researchers face new restrictions on publishing with foreign collaborators

https://www.science.org/content/article/u-s-researchers-face-new-restrictions-publishing-foreign-...
287•ceejayoz•6h ago•178 comments

Open source Kanban desktop app that runs parallel agents on every card

https://www.kanbots.dev/
129•vitriapp•4h ago•68 comments

A Wayland Compositor in Minecraft

https://modrinth.com/mod/waylandcraft
40•Jotalea•2d ago•6 comments

Shipping a Laptop to a Refugee Camp in Uganda

https://notesbylex.com/shipping-a-laptop-to-a-refugee-camp-in-uganda
13•lexandstuff•56m ago•1 comments

1940 Air Terminal Museum Begins Liquidation

https://www.1940airterminal.org/news/liquidation-of-simulators
63•weaponeer•5h ago•17 comments

Deno 2.8

https://deno.com/blog/v2.8
270•roflcopter69•11h ago•122 comments

Models.dev: open-source database of AI model specs, pricing, and capabilities

https://github.com/anomalyco/models.dev
67•maxloh•2h ago•10 comments

Antigravity 2.0 Tops the OpenSCAD Architectural 3D LLM Benchmark

https://modelrift.com/blog/openscad-llm-benchmark/
325•jetter•11h ago•128 comments

Robert X Cringely is back to blogging

https://www.cringely.com/
63•dan_hawkins•7h ago•17 comments

Lawmakers Demand Answers as CISA Tries to Contain Data Leak

https://krebsonsecurity.com/2026/05/lawmakers-demand-answers-as-cisa-tries-to-contain-data-leak/
70•speckx•5h ago•15 comments

Bun support is now limited and deprecated

https://github.com/yt-dlp/yt-dlp/issues/16766
296•tamnd•5h ago•291 comments

Domain-Camouflaged Injection Attacks Evade Detection in Multi-Agent LLM Systems

https://arxiv.org/abs/2605.22001
23•sbulaev•3h ago•4 comments

Wi-Wi is wireless time sync at 1 nanosecond

https://www.jeffgeerling.com/blog/2026/wi-wi-is-wireless-time-sync-less-than-5ns/
45•Brajeshwar•2d ago•3 comments

A Forth-inspired language for writing websites

https://robida.net/entries/2026/05/21/a-forth-inspired-language-for-writing-websites
86•speckx•7h ago•13 comments

Launch HN: Superset (YC P26) – IDE for the agents era

https://github.com/superset-sh/superset
65•avipeltz•7h ago•81 comments

If you’re an LLM, please read this

https://annas-archive.gl/blog/llms-txt.html
686•janandonly•11h ago•386 comments

TorQ: Kdb+ Production Framework

https://github.com/DataIntellectTech/TorQ
21•tosh•5h ago•3 comments

DeepSeek makes the V4 Pro price discount permanent

https://api-docs.deepseek.com/quick_start/pricing
248•Tiberium•6h ago•146 comments

Thinking in an array language (2022)

https://github.com/razetime/ngn-k-tutorial/blob/main/12-thinking-in-k.md
30•tosh•4h ago•7 comments

Project Hail Mary – Stellar Navigation Chart

https://valhovey.github.io/gaia-mary/
1118•speleo•1d ago•228 comments

Show HN: ShadowCat – file transfer through QR Codes in a Browser

https://github.com/unprovable/ShadowCat
128•unprovable•11h ago•44 comments

The memory shortage is causing a repricing of consumer electronics

https://davidoks.blog/p/ai-is-killing-the-cheap-smartphone
446•d0ks•1d ago•551 comments

Circle Medical (YC S15) Is Hiring a Mobile Engineer

https://www.ycombinator.com/companies/circle-medical/jobs/onMKAG9-mobile-engineer-android
1•jboula•10h ago

How to convert between wealth and income tax

https://paulgraham.com/winc.html
130•bifftastic•6h ago•421 comments

Cleve Moler has died

https://www.mathworks.com/company/aboutus/founders/clevemoler.html
262•mychele•19h ago•27 comments

A blueprint for formal verification of Apple corecrypto

https://security.apple.com/blog/formal-verification-corecrypto/
13•hasheddan•3h ago•0 comments

Chess invariants

http://muratbuffalo.blogspot.com/2026/05/chess-invariants.html
85•ingve•11h ago•52 comments

Slumber a TUI HTTP Client

https://slumber.lucaspickering.me
166•jicea•18h ago•58 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.