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The creator of Claude Code's Claude setup

https://twitter.com/bcherny/status/2007179832300581177
63•KothuRoti•4d ago•23 comments

Sergey Brin's Unretirement

https://www.inc.com/jessica-stillman/google-co-founder-sergey-brins-unretirement-is-a-lesson-for-...
53•iancmceachern•5d ago•40 comments

Microsoft probably killed my Snapdragon Dev Kit

https://jasoneckert.github.io/myblog/how-microsoft-killed-my-snapdragon-devkit/
94•jasoneckert•2h ago•56 comments

Stop Doom Scrolling, Start Doom Coding: Build via the terminal from your phone

https://github.com/rberg27/doom-coding
345•rbergamini27•9h ago•247 comments

On the slow death of scaling

https://papers.ssrn.com/sol3/papers.cfm?abstract_id=5877662
29•sethbannon•1h ago•5 comments

A 30B Qwen model walks into a Raspberry Pi and runs in real time

https://byteshape.com/blogs/Qwen3-30B-A3B-Instruct-2507/
175•dataminer•8h ago•51 comments

Electronic nose for indoor mold detection and identification

https://advanced.onlinelibrary.wiley.com/doi/10.1002/adsr.202500124
54•PaulHoule•4h ago•34 comments

Opus 4.5 is not the normal AI agent experience that I have had thus far

https://burkeholland.github.io/posts/opus-4-5-change-everything/
433•tbassetto•11h ago•592 comments

Show HN: VaultSandbox – Test your real MailGun/SES/etc. integration

https://vaultsandbox.com/
11•vaultsandbox•15h ago•0 comments

Oral microbiome sequencing after taking probiotics

https://blog.booleanbiotech.com/oral-microbiome-biogaia
111•sethbannon•8h ago•49 comments

What *is* code? (2015)

https://www.bloomberg.com/graphics/2015-paul-ford-what-is-code/
6•bblcla•5d ago•2 comments

We recreated Steve Jobs's 1975 Atari horoscope program

https://blog.adafruit.com/2026/01/06/we-recreated-steve-jobss-1975-atari-horoscope-program-and-yo...
37•ptorrone•4h ago•4 comments

Show HN: SMTP Tunnel – A SOCKS5 proxy disguised as email traffic to bypass DPI

https://github.com/x011/smtp-tunnel-proxy
12•lobito25•4h ago•5 comments

Two ways to crack a walnut, per Grothendieck (2025)

https://shreevatsa.net/post/grothendieck-approaches/
13•ethanseal•2d ago•5 comments

Vietnam bans unskippable ads

https://saigoneer.com/vietnam-news/28652-vienam-bans-unskippable-ads,-requires-skip-button-to-app...
1186•hoherd•12h ago•628 comments

Calling All Hackers: How money works (2024)

https://phrack.org/issues/71/17
193•krrishd•8h ago•123 comments

CES 2026: Taking the Lids Off AMD's Venice and MI400 SoCs

https://chipsandcheese.com/p/ces-2026-taking-the-lids-off-amds
81•rbanffy•7h ago•47 comments

Show HN: Make audio loops online

https://makeloops.online/
16•bilalba•1d ago•4 comments

Launch HN: Tamarind Bio (YC W24) – AI Inference Provider for Drug Discovery

58•denizkavi•11h ago•17 comments

I wanted a camera that doesn't exist, so I built it

https://medium.com/@cristi.baluta/i-wanted-a-camera-that-doesnt-exist-so-i-built-it-5f9864533eb7
302•cyrc•4d ago•97 comments

Laylo (YC S20) – Head of Growth (Organic and Partners and Loops and AI) – Remote US

https://www.ycombinator.com/companies/laylo/jobs/ZtLHRXe-head-of-growth
1•amellin794•7h ago

Comparing AI agents to cybersecurity professionals in real-world pen testing

https://arxiv.org/abs/2512.09882
79•littlexsparkee•7h ago•54 comments

High-Performance DBMSs with io_uring: When and How to use it

https://arxiv.org/abs/2512.04859
107•matt_d•9h ago•22 comments

One Hundred Years of Gossip

https://www.plough.com/en/topics/community/one-hundred-years-of-gossip
8•lermontov•3d ago•1 comments

The Manifold Mind of Saul Bellow

https://www.metropolitanreview.org/p/the-manifold-mind-of-saul-bellow
9•samclemens•2d ago•0 comments

Locating a Photo of a Vehicle in 30 Seconds with GeoSpy

https://geospy.ai/blog/locating-a-photo-of-a-vehicle-in-30-seconds-with-geospy
107•kachapopopow•11h ago•97 comments

PassSeeds – hijacking Passkeys to unlock new cryptographic use cases

https://backalleycoder.com/posts/passseeds-an-experiment-in-hijacking-passkeys-to-unlock-cryptogr...
35•csuwldcat•4h ago•27 comments

Why the trans flag emoji is the 5-codepoint sequence it is

https://hecate.pink/blog/2026/trans-flag-emoji/
108•todsacerdoti•4h ago•40 comments

Passing of Joe Mancuso

https://github.com/MasoniteFramework/masonite/discussions/853
150•wilsonfiifi•11h ago•12 comments

The Oddest Couple in American Literature: Part II

https://airmail.news/issues/2026-1-3/the-oddest-couple-in-american-literature-part-ii
4•prismatic•21h ago•1 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•7mo ago

Comments

stevoski•7mo 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•7mo 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•7mo 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_•7mo ago
Spotbugs or checkstyle etc... would catch these. What does AI add here?
xyst•7mo 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•7mo 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•7mo 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•7mo 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•7mo 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•7mo ago
stupid af
Traubenfuchs•7mo 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•7mo 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•7mo ago
Can the QA team? How does the dev/staging environment help writing less buggy code?
rad_gruchalski•7mo ago
But can you leetcode heh.
TYMorningCoffee•7mo 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.