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Finding Waldo in π
The SMBC comic Convert included as the “Votey button” a challenge to extract a Waldo visual from the digits of π.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,823 posts.
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Gleam 0.15
News post: Gleam v0.15 released!
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Back of the envelope estimation hacks
There are two types of engineers, the ones that can quickly do estimates and the ones that can’t. Are these people just smarter, or is there more to it? Enrico Fermi was a master at estimation Back of the envelope estimation is a skill that can be learned with practice. It becomes easier once you get familiar with…
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What they don’t tell you about event sourcing
Event sourcing and CQRS gained a lot of popularity recently. The advantages are obvious and they share a very peculiar symbiosis with the…
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SQLAlchemy 1.4
The Database Toolkit for Python
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MMO Architecture: Source of truth, Dataflows, I/O bottlenecks and how to solve
More on MMO Architecture:- MMO Architecture: client connections, sockets, threads and connection-oriented servers- MMO Architecture: Optimizing Server Performance with Lockless Queues- MMO Architec…
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Trade-Offs in Automatic Differentiation: TensorFlow, PyTorch, Jax, and Julia
To understand the differences between automatic differentiation libraries, let’s talk about the engineering trade-offs that were made. I would personally say that none of these libraries are “better” than another, they simply all make engineering trade-offs based on the domains and use cases they were aiming to…
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How I built the best-selling BlackBerry app
Many years ago, I built what I believe was the best-selling BlackBerry app of all-time, BBSmart Email Viewer. It feels strange to write that, and it's not something I'd say I'm really known for outside of the small niche community of BlackBerry app developers that used to exist. But of course this had a huge impact on…
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Emacs' org-mode gets citation support
Introducing citations!
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A RESTful Micro-Framework in Go
After reading countless articles about the wonders of Go, I wanted to learn more. But, learning a new language— I mean really learning it, not just getting familiar with the general capabilities and syntax—is hard. I'm sure there are tons of books that would purport to teach me all about it, but there is no substitute…
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Go compiler internals: Adding a new statement to Go
Updated (2023-05-08): the Go compiler keeps evolving and it takes time to keep up with changes. While the general gist of this post remains true and it's worth reading to understand how the compiler works on a high level, the details of the modifications are slightly different now.
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The Evolution of Code Deploys at Reddit
Get the latest product news, company announcements, and user insights from the official Reddit blog.
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How I Start: Nim
Nim is a young and exciting imperative programming language that is nearing its 1.0 release. My main motivation for using Nim is its performance / productivity ratio and the joy of programming in Nim. In this guide I’m going to show you how I start a Nim project.
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A Visual and Interactive Guide to the Basics of Neural Networks
Discussions: Hacker News (63 points, 8 comments), Reddit r/programming (312 points, 37 comments) Translations: Arabic, French, Spanish Update: Part 2 is now live: A Visual And Interactive Look at Basic Neural Network Math Motivation I’m not a machine learning expert. I’m a software engineer by training and I’ve had…
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Dijkstra on Haskell and Java (2001)
In 2001, Edsger W. Dijkstra wrote a letter to the Budget Council of The University of Texas. A PDF is available here , I’ve typed it up so that everyone can read it. Sadly, the curriculum was changed to Java . Relatedly, the algorithmic language Scheme was replaced by Python in MIT’s The Structure and Interpretation…
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Using unix as your IDE
This series has been independently translated into Chinese , Russian , Turkish , and Korean , and formatted as an ebook .
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Electron 4.0.0
The Electron team is excited to announce that the stable release of Electron 4 is now available! You can install it from electronjs.org or from npm via npm install electron@latest. The release is packed with upgrades, fixes, and new features, and we can't wait to see what you build with them. Read more for details…
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Why Rust?
I've been a programmer for 20+ years, and few things excite me as much as Rust. My background is mostly in C++, though I have also worked in Python and Lua, and dabbled in many more languages. I started writing Rust around 2014, and since 2018 I've been writing Rust full time. In my spare time I've developed a popular…
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NPM and NodeJS should do more to make ES Modules easy to use
Coming back to JavaScript and TypeScript after a few years neck deep in Python and Hack, I kept hitting a number of new, cryptic errors when running NodeJS code in my dev environment:
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We want you to build the next Git platform on Cloudflare
Cloudflare is hosting a competition to see who will build the next Git platform for an era of AI agents. Artifacts is in open beta, with Workers bindings, data jurisdiction controls, and event subscriptions for repository changes.
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Ignore the haters, and other lessons learned from creating JSON5
And other lessons learned from creating a popular open-source project (JSON5)
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Syntax highlighters are wrong (2014)
Syntax highlighters make value judgments about code. Most highlighters judge that comments are cruft, and try to hide them. Most diff viewers judge that code deletions are bad.
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No Easter Eggs in Curl
Easter egg; noun: An unexpected or undocumented feature in a piece of computer software, included as a joke or a bonus. There are no Easter eggs in curl. For the good. I've been asked about this many times. Among the enthusiast community, people seem to generally like the concept of Easter eggs and hidden treasures, ……
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What I wish I knew when learning F#
I’ve used F# a lot in the last 3 years and for quite some time I wanted to collect a few good starting points to venture into F# in one place. I also wanted ...
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The engineer’s engineer: Computer industry luminaries salute Dave Cutler
The technology industry is still young, but its history is already rich with myths and legends.