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CAPTCHAs are over (in ticketing)
Behind the scenes blog of pretix, your friendly ticketing system from next door.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 6,220 posts.
3212
Who Owns, Operates, and Develops Your VPN Matters
New research: Eight popular, commercial VPN apps operate deceptively and put more than 700 million users at risk of authoritarian surveillance.
3213
Scamlexity: When agentic AI browsers get scammed
We Put Agentic AI Browsers to the Test - They Clicked, They Paid, They Failed
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The compiler is your best friend
The compiler is a powerful tool, yet many developers have a painful relationship with it. Can we do better?
3216
No-Panic Rust: A Nice Technique for Systems Programming
Can Rust replace C? This is a question that has been on my mind for many years,as I created and now am tech lead forupb, a C libraryfor Protocol Buffers. Th...
3217
The program is the database is the interface
That transfer to John Smith isn't covered by any of the tagging rules. So I select the date, switch to the editor window and paste the date into the date->tag definition:
3218
Coffee linked to slower biological ageing among those with severe mental illness
New research from King’s College London finds that coffee consumption within the NHS recommended limit is linked to longer telomere lengths – a marker of biological ageing – among people with bipolar disorder and schizophrenia. The effect is comparable to roughly five years younger biological age.
3219
Inside Rust's std and parking_lot mutexes – who wins?
A teardown of Rust's mutex internals plus real benchmarks so you know when to choose std or parking_lot.
3220
We ran over 600 image generations to compare AI image models
We benchmarked OpenAI gpt-image-1, Google nanoBanana, and Seedream across 600+ real-world photo edits, see latency, cost, and quality by task
3221
How to Think About Time in Programming
A conceptual model for thinking about time in programming that encapsulates the complexity that many programmers cite online
3222
Ruby 3.4 Highlights
Alright, you know the drill. The Ruby team do the hard work of putting together a new version packed with features and I pick my favourites and write about them.
3223
How to Store Data on Paper?
How to print my voice? How to put music on paper? How to print an executable program? All this boils down to storing digital data on paper. This is also called paper data storage . Arrived in this domain from poetry, I’ve been investigating the area for some time. Here is what I found.
3224
Polish city is using mussels to monitor water quality (2020)
A city in Poland is relying on the mechanisms of mussels to safeguard its population from polluted drinking water.
3225
A vector graphics workstation from the 70s
A bit of history and a repair of a Tektronix 4051 graphical computer from 1975. What was this computer's place in history, what was it used for and what parts exploded when turning it on.
3226
Searching for DeepSeek's glitch tokens
A first attempt at identifying and cataloging DeepSeek's glitched tokens
3227
The Math of Why You Can't Focus at Work
Interruptions, recovery time, and task size: three numbers that determine if you'll get real work done. Interactive visualizations show the math behind bad days.
3228
A series of tricks and techniques I learned doing tiny GLSL demos
In the past two months or so, I spent some time making tiny GLSL demos. I wrote an article about the first one, Red Alp . There, I went into details about the whole process, so I recommend to check it out first if you're not familiar with the field.
3229
Generating Voronoi diagrams using Fortune's algorithm
This article is about using Fortune’s Algorithm to generate Voronoi Diagrams in O(nlogn) time. If I’d known how hard it would be I wouldn’t have started it. If you are intending to implement it with the intent to actually use it, rather than as an exercise, I would recommend not using Fortune’s. Unless you are doing a…
3230
China's New Rare Earth and Magnet Restrictions Threaten US Defense Supply Chains
China has imposed its most stringent rare earth and magnet export controls yet, restricting products with even trace Chinese content. This bolsters its leverage ahead of the Trump-Xi meeting and heightens risks to U.S. defense and semiconductor supply chains.
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I announced my divorce on Instagram and then AI impersonated me
After maintaining a total stance of public silence for months, I recently publicly announced my unexpected divorce on Instagram. I shared a picture of the divorce cake that my friends got for me, and shared a brief essay I had drafted the day before about the news. I had to edit it down slightly from my original draft…
3232
Sabotaging Bitcoin
Source I find myself in the unusual position of defending Bitcoin from its critics, if only reluctantly. In 2024 Soroush Farokhnia & Amir...
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People are just as bad as my LLMs
Last year I created a fun little experiment where I asked a bunch of LLMs to rank 97 hackernews users using their comment history based on whether they would be good candidates for the role of “software engineer at google”. (yes yes, seems silly I know, you can read part 1 and part 2 but […]
3235
Zero-Downtime Kubernetes Deployments on AWS with EKS
Zero-downtime deployments on Kubernetes on AWS EKS utilizing Pod Readiness Gates, graceful application shutdown and termination delays with code examples in Go
3236
I scanned all of GitHub's "oops commits" for leaked secrets
GitHub Archive logs every public commit, even the ones developers try to delete. Force pushes often cover up mistakes like leaked credentials by rewriting Git history. GitHub keeps these dangling commits, from what we can tell, forever. In the archive, they show up as “zero-commit” PushEvents.
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The hype is the product
Large publicly traded tech companies seem to no longer consider their customers – that is, people and organizations who actually buy their products or pay for access to their services – their core foc
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The future of Python web services looks GIL-free
Web frameworks benchmarks on CPython 3.14t looks promising
3239
Rethinking CLI interfaces for AI
We need to augment our command line tools and design APIs so they can be better used by LLM Agents. The designs are inadequate for LLMs as they are now – especially if you're constrained by the tiny context windows available with local models.
3240
LibreOffice 400M Downloads, and Counting
The histogram says it all. First, rapid growth between 2011 and 2014 to 30 million downloads, despite the fierce hostility of the project created to kill LibreOffice. Then a few years of stagnation, at a time when it seemed that desktop office suites were destined to die, and fashion was driving users to the cloud…