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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,817 posts.
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A routine gem update ended up creating $73k worth of subscriptions
On November 5, 2021 (a Friday of course), we've deployed innocent-looking gem updates. Minor versions of Ruby on Rails, Ruby Sentry client, Ruby Slack client, http libraries, Puma, Devise, OmniAuth Ruby client, Mongoid, and a few test gems. However, something went very wrong. We saw odd Stripe errors
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Who wrote this shit?
Trashing legacy software is fun. It creates camaraderie.
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Malicious code in the purescript NPM installer
I’m a software engineer based in Edinburgh, Scotland. My interests include getting computers to behave, helping other people get computers to behave, open source, maths, and music.
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GPT-6 Astra, looped transformers, and hidden reasoning
A Look at Recurrent Depth, Hidden Chains of Thought, and Recent Research on Looping Transformer Blocks
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Lotus 1-2-3 arbitrary resolution
I tend to use a lot of retro software, partly because I’m a big nerd but also because I just prefer to work in a terminal. There were a ton of major commercial software products for MS-DOS that were highly polished, and can still be used effectively in an xterm today.
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Accounting for Computer Scientists
Every educated person really ought to have a basic understanding of accounting. Just like maths, science, programming, music, literature, history, etc., it’s one of those things which helps you make sense of the world. Although dealing with money is not much fun, it’s an unavoidable part of life, so you might as well…
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Rewriting the Ruby parser
At Shopify, we have spent the last year writing a new Ruby parser, which we’ve called YARP (Yet Another Ruby Parser). As of the date of this post, YARP can parse a semantically equivalent syntax tree to Ruby 3.3 on every Ruby file in Shopify’s main codebase, GitHub’s main codebase, CRuby, and the 100 most popular gems…
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JVM Internals (2013)
Explains the internal architecture of the Java Virtual Machine (JVM) in simple terms using showing key components and how memory is updated during execution.
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Machine Learning Exercises in Python, Part 1
KOITOTO LOGIN menghadirkan akses cepat, aman, dan praktis untuk pengalaman hiburan online modern dengan navigasi responsif, performa stabil, serta kenyamanan maksimal setiap waktu.
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WebKit Supports Nested CSS
Back in December, we wrote an article detailing three different options for CSS Nesting.
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Moving from Macbook to Linux
The year of the Linux desktop has arrived. This is a guide for how to improve the Linux desktop experience.
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OS X Command Line Utilities
The OS X Terminal opens up a world of powerful UNIX utilities and scripts. If you’re migrating from Linux, you’ll find many familiar commands work the way you expect. But power users often aren’t aware that OS X comes with a number of its own text-based utilities not found on any other operating system. Learning about…
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Computer Scientists Ask Supreme Court to Rule APIs Can’t Be Copyrighted
San Francisco - The Electronic Frontier Foundation (EFF) filed a brief with the Supreme Court of the United States today, arguing on behalf of 77 computer scientists that the justices should review a disastrous appellate court decision finding that application programming interfaces (APIs) are...
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New Features Coming in PostgreSQL 10
The list of new features coming in PostgreSQL 10 is extremely impressive. I've been involved in the PostgreSQL project since the 8.4 releas...
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Zed now predicts your next edit with Zeta, our new open model
From the Zed Blog: A tool that predicts your next move. Powered by Zeta, our new open-source, open-data language model.
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“We have decided not to integrate the Dart VM into Chrome”
We work with many teams, inside and outside of Google, that use Dart every day to build business-critical apps. Their feedback is consistent...
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For your next side project, make a browser extension
Reflections on the benefits of tweaking an existing app, instead of starting from scratch.
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Android Ported to C#
Use an agent skill to prepare your existing .NET MAUI app for Xcode 27, with the scene lifecycle changes and manual migration steps explained.
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How does apt render its fancy progress bar?
Python Developer and Trainer
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The C23 edition of Modern C
The C23 edition of Modern C is now available for free download from And as before a dedicated page for the book may be found at where you also may find a link to download the code examples that com…
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