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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 14,540 posts.
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GoAWK: an AWK interpreter written in Go
How I wrote GoAWK, how I tested it, and how I measured and improved its performance.
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How I use Kate editor
I love the Kate Text editor. I use it for pretty much all the programming projects I do.…
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The Second Edition of “Refactoring”
I'm finishing a new edition of my Refactoring book. Here's details and periodic memos about my work.
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Executable Examples in Go
Did you know that Go lets us provide executable code examples as part of our documentation? It’s pretty neat. Let’s take a tour of this useful feature and see how it works.
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Hidden gems of moreutils
It seems no matter how long I work with the command line, every once in a while I find handy utilities I've never encountered before. Most people have heard about the bird coreutils , that's where utilities such as echo , cat , and others come from. But did you know about moreutils ?
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A decades-old bug in Knuth's long division (TAOCP Vol II, Algorithm 4.3.1D)
A long division story
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High-performance .NET by example: Filtering bot traffic
Mistakes and lessons from a real-world feature performance optimizations: from API usage to advanced data structures, from bit hacks to CPU-friendlier code.
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I built a vector map from scratch
How I Built a Vector Map from Scratch
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Crafting a 13KB Game: The Story of Space Huggers
One of my favorite game jams is the legendary Js13kGames competition, where participants have one month to make a web browser game that fits in a 13 kilobyte zip file. To put that into perspective,…
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Fast enough VMs in fast enough time
Updated (February 07 2013): If you enjoy this article, you may also find the more academically-inclined article The Impact of Meta-Tracing on VM Design and Implementation interesting.
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Every bug/quirk of the Windows resource compiler (rc.exe), probably
Fuzz testing decades-old software can turn up some curious behaviors
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Python’s tug of war between beginner-friendly and advanced features
Python is my favourite programming language. Since I discovered it in 2004, programming in Python became my favourite hobby. I've tried to l...
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What comes after Git
Git was born from the collaboration problems in the Linux kernel. Nearly a decade later, new problems arose when Kubernetes (the operating system of the cloud) brought open-source collaboration to a new level.
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Moving Away from Python 2
About a month ago I tweeted this: Thought: get the maintainers of a bunch of big Python libraries to sign something saying that they WILL drop Python 2.7 support in 2020.— Aaron Meurer (@asmeurer) Mar
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How about trailing commas in SQL?
Anecdotally, this might be the most requested feature in SQL: Allow some trailing commas.
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My favorite interview question
The Official Web Site of Nicholas C. Zakas
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How I Eat for Free in NYC Using Python, Automation, AI, and Instagram
Living and working in the big apple comes with big rent.
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Zig's new LinkedList API (it's time to learn fieldParentPtr)
Karl Seguin's Blog - A mix of coding and creative writing
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How Uber tests payments in production
Well-run payment systems are developed by engineers who understand what is the best use of their time: to catch unknown unknowns, and to do it fast.
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How I stopped worrying and loved Makefiles
Learn how to use Makefiles to streamline your Terraform and Hugo projects, making environment management and static site generation more efficient.
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Now that people are considering NOSQL will more people consider no-DB
A memory image replaces database interactions with in-memory data using event sourcing to record persistent changes
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Meanwhile, at code.org
In Mindstorms I made the claim that children can learn to program and that learning to program can affect the way they learn everything else. I had in mind something like the process of re-empowerment of probability: the ability to program would allow a student to learn and use powerful forms of proba- bilistic ideas…
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If DSPy is so great, why isn't anyone using it?
Any sufficiently complicated AI system contains an ad hoc, informally-specified, bug-ridden implementation of half of DSPy.
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Your "simulation" might not need state
The bouncing DVD logo is a fun and easy coding project. Watching Daniel Shiffman code it in p5.js is one of my earliest programming memories. However, the naive solution is far from optimal.
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The Algebra of Loans in Rust
The heart of Rust borrow-checking is this: when a borrow is taken, and until it expires, access to the borrowed place is restricted. For example you may not read from a place while it is mutably borrowed.