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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 21,842 posts.
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The 300% Production Problem
Earlier this year, I attended CfgMgmtCamp in Ghent and listened to Adam Jacob’s “What if Infrastructure as Code never existed” keynote. Note: I’d like to extend a huge thanks to
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Linux Text Manipulation
learning a lot about sed, awk and other commands by making a spotify statusbar widget
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Prefix Sum with SIMD
In other words, the $k$-th element of the output sequence is the sum of the first $k$ elements of the input sequence.
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Chicken Scheme internals: the garbage collector
Hi, I'm Peter Bex, a Scheme and free software enthusiast from the Netherlands. See my user page on the CHICKEN wiki or my git server for some of my projects.
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The Emacs Widget Library: A Critique and Case Study
A deep dive into Emacs's widget library: what it does well, where it falls apart, and a step-by-step case study of building a table widget with editable cells. Includes working code and hard-won lessons about state management, layout hacks, and cursor position preservation.
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Building a programming language in twenty-four hours
I know I promised to put out an article every week on a Sunday. I haven't been too good at sticking to that schedule. It's now Sunday morning at around 8:50...
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Software audio routers
Wherein Application Audio Is Routed Between Isolated Programs by Virtual Cables, and Streamer-Focused Solutions Are Observed to Have Eased Tedious Setup, While macOS and Windows Tools Such as BlackHole and VB Audio Are Catalogued.
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Project Loom: Fibers and Continuations for the Java Virtual Machine
Project Loom's mission is to make it easier to write, debug, profile and maintain concurrent applications meeting today's requirements. Threads, provided by Java from its first day, are a natural and convenient concurrency construct (putting aside the separate question of communication among threads) which is being…
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Magical Handler Functions in Rust
In this post we take a deeper look into one of the most popular design patterns in Rust web frameworks, the magical handler function.
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Harder, Better, Faster, Stronger Version of Uber H3 in Rust
Since this article will probably have more reach than my usual rambling, It'll be written in English (but let's not make a habit of it).
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Python in Visual Studio Code – April 2019 Release
We are pleased to announce that the April 2019 release of the Python Extension for Visual Studio Code is now available. In this release we have closed a total of 84 issues, including a Variable Explorer and Data Viewer, enhancements to debug configuration and additional improvements to the Python Language Server…
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Depending in Common Lisp
A while ago I was working on a Common Lisp library that makes use of the Metaobject Protocol . I ran into a few edge cases around dependencies between classes and it took a while for me to figure out how to solve them, so I wanted to write down what I learned in case anyone else might find it useful. This post is an…
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Postgres data types you should consider using
PostgreSQL has a rich collection of extensions and nearly 100 different data types, each with their own tuned indexing or specialized functions. You probably already use integers and text, and today we're going to explore a few less-used but incredibly powerful PostgreSQL data types.
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Introduction and Quick Guide to GraphQL for BackEnd and FrontEnd
GraphQL is an API query language. It provides a runtime to describe & query the data for any storage. Here is an Introduction & Quick guide on GraphQL
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Code Pages, Character Encoding, Unicode, UTF-8 and the BOM [video]
OK, fine maybe they DID teach you this in class. But, you'd be surprised how ...
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Using aligned word vectors for instant translations with Python and Rust
How to use aligned word vectors from fastText to translate words from one language to another instantly.
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How to Write a Video Player in Less Than 1000 Lines (2015)
ffmpeg is a wonderful library for creating video applications or even general purpose utilities. ffmpeg takes care of all the hard work of video processing by doing all the decoding, encoding, muxing and demuxing for you. This can make media applications much simpler to write. It's simple, written in C, fast, and can…
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Skip Lists are Fascinating
Skip lists are a fascinating data structure: very simple, and yet have the same asymptotic efficiency as much more complicated AVL trees and red-black trees.
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Rust in Production (2018)
How Mozilla’s new language dramatically improved our server-side performance
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Decision Table Patterns
Decision tables are easy, simple, and powerful. You can teach them in five minutes and write one in half that time. You can look at a table and understand what it’s saying, see if it matches your problem, and check for design flaws. So it’s kinda weird that there’s basically nothing about them online. I wrote an…
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Path Tracing vs. Ray Tracing (2016)
Path tracing is all the rage in the offline rendering space these days. From Cycles to SuperFly (based on the open source Cycles) to Octane, most new rendering engines seem to be using this technology. Sometimes referred to as “unbiased, physically correct rendering” what is path tracing, how is it different to ray…
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Python, the Web and Little Things on my Mind
A bunch of things currently on my mind regarding web development with Python and future directions.
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Frequently Forgotten Fundamental Facts about Software Engineering
The world's leading society for computing and engineering. Access our research, certifications, and global community of tech innovators.
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You, Too, Can Be on the Cutting Edge of Functional Programming Research
It's not about technology for its own sake. It's about being able to implement your ideas.
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Manipulate Functions with the J Language
The Pragmatic Programmer recommends that we learn at least one new language every year. To be effective, the languages we learn should differ sufficiently from those we already master and ideally introduce us to a new paradigm too. Learning a different programming language affects the way we view code. A new paradigm…