Why Japan said goodbye to traditional flip phones
Flip phones endured in Japan longer than the US, but the trend is shifting.
Study finds many new cars share your data with third-party companies
A study by Northeastern University and Consumer Reports found that automakers are collecting data to allow advertisers to build in-depth profiles on consumers.
SpaceXAI’s Grok: What’s free in 2026 and what isn’t?
SpaceXAI's Grok: What's free in 2026 and what isn't? Go to Source As with most AI tools, Grok's free tier is pretty limited.
Passkeys are a trap. Do not use them
Article URL: https://nonfunctional.substack.com/p/passkeys-are-a-trap-do-not-use-them Comments URL: https://news.ycombinator.com/item?id=50048312 Points: 23 # Comments: 1
An AI agent’s $20 Kalshi account, with an exact reward model
Article URL: https://github.com/mirabilis-agent/lip-ledger Comments URL: https://news.ycombinator.com/item?id=50048136 Points: 3 # Comments: 1
A Short History of the Barcode
Solving the checkout problem In 1948, a supermarket executive visited the Drexel Institute of Technology in Philadelphia and asked a dean if the university could help develop a new system for encoding product information in a machine-readable format that checkout...
Five Supabase Backup Failure Modes and How to Restore-Test for Them
I restore a fair number of Supabase backups that aren't mine. Not because anything went wrong, but because I build a tool that restore-tests them, and almost every new database has taught me something about how backups quietly go bad.The pattern is always the same....
Why RWA Growth Is a Distribution Story
Why did tokenized assets accelerate in 2025 and 2026, and what would prove the market has matured? The market capitalization of tokenized real-world assets, excluding stablecoins, grew from $5.42 billion at the start of 2025 to $19.32 billion by March 31, 2026,...
What’s Stopping Your AI Agent From Breaking the Rules You Give It?
In July 2025, Replit's AI coding agent deleted the live production database of an app that SaaStr founder Jason Lemkin was building, wiping records on more than 1,200 executives and over 1,190 companies. Lemkin had imposed a code freeze: no changes to production...
How We Caught an LLM Scoring Bug and Fixed It Without Compromising Our Research
Summarily: One cell of our LLM benchmark showed a 100% failure rate (42 of 42 runs, recall 0.0). It looked like a model collapse. It was our parser.Of the 42 failures, 30 happened because the model did not repeat a field our code already knew. Only 5 were the...
Do Not Give Every Sub Agent the Parent’s Tool Belt
A supervisor agent can read customer history, issue credits, update billing records, and send messages. It delegates one task to a research sub-agent: summarize the customer's recent support cases.The child inherits the parent's complete tool registry and bearer token...
122 Blog Posts To Learn About Email
Let's learn about Email via these 122 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. If I ever start out an email with "As previously stated" just...
Optimizing Django Docker Images With Multi-Stage Builds and Slim Python Runtimes
Let’s be honest for a second. How many times have you written a Dockerfile for a Python app, run docker build, and stared in horror at a final image size north of 1 GB?For a framework that champions clean, elegant code, our production Docker images often look like a...
How I Fixed a Data Ingestion Bottleneck With Date Partitioning
The ingestion jobs kept running out of memory. Adding compute bought us time, but the failures came back as the export history grew. Before a job could process the latest delivery records, it had to work through a growing inventory of old files. I am a senior data...
Stop Means “No More Sends,” Not “Undo”: Understanding Multi-Agent Cancellation
A cancellation boundary in a multi-agent chat can leave a user message saved, an in-flight reply visible, and later agents uncalled. Those are three different outcomes. I built OpenClaw Launch, which includes a group chat where one agent can pass work to another....
The Blessing and Curse of AI on the Open Source Community
Let’s not kid ourselves. Generative AI is here to stay. A door has been opened that can no longer be closed. Even if the AI bubble bursts, and it probably will in the not-too-distant future, LLMs won’t disappear. The progress that has been made and the vast amount of...
Why Python Dictionaries Crash When You Add or Delete Keys While Looping
Here is a situation that is easy to run into: you have a dictionary of scores and one simple job, remove everyone below 50. Four lines of code, nothing fancy. Python answers with this:RuntimeError: dictionary changed size during iteration Try the same pattern on a...
Is 3D printing safe to do in your bedroom or home office?
3D printers are everywhere, but where one should be placed in your home is something worth looking into.
Google LSA’s October Update Creates a New Lead Attribution Problem
Google's October 2026 change to Local Services Ads is being described primarily as a billing change. Starting October 1, certain missed calls and subsequent calls can become chargeable when they meet Google's valid-lead criteria. A missed call during business hours...
A Remote Employee Refused 160 Webcam Photos a Day. Her Employer Fired Her
Article URL: https://www.inc.com/chloe-rosenberg/a-remote-employee-refused-160-webcam-photos-a-day-her-employer-fired-her/91415963 Comments URL: https://news.ycombinator.com/item?id=50047825 Points: 10 # Comments: 0
Andrej Karpathy breaks down the capability gap
Article URL: https://twitter.com/karpathy/status/2109361546505966046 Comments URL: https://news.ycombinator.com/item?id=50047422 Points: 5 # Comments: 0
Will the HomeView be Apple’s first smart home success?
Apple will announce a new smart home hub on Tuesday called the HomeView, according to Bloomberg’s Mark Gurman. Over the past couple of years, we’ve seen There have been multiple reports that Apple was working on a new smart home product, but now it seems the product...
Aaron Sorkin’s ‘Social Reckoning’ is off to a weak start
What does this mean for a fall full of movies starring villainous tech CEOs?
Cognitive Decline or Sanity Incline?
Article URL: https://mdelcaro.substack.com/p/cognitive-decline-or-sanity-incline Comments URL: https://news.ycombinator.com/item?id=50047257 Points: 5 # Comments: 2
Cartographers of North Korea
Article URL: https://cartographers-nk.wonyoung.so/ Comments URL: https://news.ycombinator.com/item?id=50047091 Points: 4 # Comments: 0
Be The Onion’s Hero for Once
Article URL: https://mailchi.mp/email.theonion.com/archivehunt Comments URL: https://news.ycombinator.com/item?id=50047055 Points: 11 # Comments: 0
Littelfuse Announces Retirement of the EZ80
Although the demise of the Zilog Z80 processor has long been predicted, it would seem that this moment has finally arrived. The owner of the Zilog name – Littelfuse – recently sent out PCN ZAC26-0074, notifying customers that they will be taking final orders for the...
Chapter 1 of Ways of Seeing by John Berger
Article URL: https://www.ways-of-seeing.com/ch1 Comments URL: https://news.ycombinator.com/item?id=50046241 Points: 9 # Comments: 0
The iPhone clock app has an oddity not many people know about
Sure, you can set your iPhone's alarm to any time you choose. But there's a hidden limit to how far your choices will stretch, though most users won't reach it.
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