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Bevy 0.5: data oriented game engine built in Rust
Thanks to 88 contributors, 283 pull requests, and our generous sponsors, I'm happy to announce the Bevy 0.5 release on crates.io! For those who don't …
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PureScript and Haskell
Two years ago, I starting learning PureScript. I had been intrigued by purely functional programming for some time but had failed to learn Haskell once or twice. PureScript seemed to be a kinder, gentler introduction to this world while retaining the fundamental properties of pureness that made Haskell intriguing to…
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How Git servers work, and how to keep yours secure
Disclaimer: I’m no sysadmin extraordinaire, please please please correct me if there’s something blatantly wrong here:
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Clojure Core
Earlier today Rich Hickey let the cat out of the bag that I’m joining the Clojure Core development team.
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Coalton: How to Have Our (Typed) Cake and (Safely) Eat It Too, in Common Lisp
By Robert Smith, Elias Lawson-Fox, Cole Scott Updated July 1, 2025 by Robert Smith. Introduction Coalton is a statically typed functional programming language built with Common Lisp. We can load it like a normal Lisp library. CL-USER> (asdf:load-system "coalton") CL-USER> (in-package #:coalton-user) COALTON-USER> This…
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Scala projects are difficult to maintain
Scala is a powerful programming language that can make certain small teams hyper-productive.
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When zero cost abstractions aren't zero cost
Rust is built around the concept of “zero cost abstraction”. The idea is that you can write human-friendly high level code and the compiler will give you for free performance at least as good as any optimized low level code you could have written yourself. With zero cost abstraction, you no longer have to trade off…
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What’s your API’s “Time To 200”?
M'colleague Charles has introduced me to the most spectacular phrase - "Time To 200". That's a measurement of the length of time it takes a new user to go from signing up to your API to getting their first HTTP 200 response. Think about the last time you started using a new API... Fill in a tediously long registration…
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SQLite Archive Files (2018)
An "SQLite Archive" is a file container similar to a ZIP archive or Tarball but based on an SQLite database.
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Showing GUIs from Shell Scripts
Ever written a quick (shell) script to automate a small task at some point? Then that script grew over the years and perhaps ended up in the hands of way more users than you originally anticipated? If you were lucky enough to experience this, maybe you wondered: Wouldn't it be nice to have a GUI for that script?
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Film simulations from scratch using Python
Disclaimer: The post is more about understanding LUTs and HaldCLUTs and writing methods from scratch to apply these LUTs to an image rather than coming up with CLUTs themselves from scratch. Outlin…
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Replacing my Octopress blog with 200 lines of Babashka
Seven years ago I started writing about my adventures with Clojure. I started using Octopress back then and was still using it until today. Octopress worked great for my blogging purposes and I'm grateful that it existed. However, in recent years I became frustrated with the experience of using it, which is probably…
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Deno Deploy Beta 2
Deno Deploy is a multi-tenant distributed JavaScript VM running in 25 data centers across the world.
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GPU Architecture Types Explained
The behavior of the graphics pipeline is practically standard across platforms and APIs, yet GPU vendors come up with unique solutions to accelerate it, the two major architecture types being tile-based and immediate-mode rendering GPUs. In this article we explore how they work, present their strengths/weaknesses, and…
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Making Your Own Tools
Listen in your podcast player by searching for Feeling of Computing , or via Apple Podcasts | Overcast | RSS
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Building DigitalOcean's API Gateway
technology blog about ruby, scala, java, golang, software engineering and programming in general
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How does a game engine work? an overview (2016)
Want to develop your own game engine? Here is a nice overview of what you need to implement in order to develop a game engine.
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Racket 8.1
_posted by John Clements_ Racket version 8.1 is now available from https://racket-lang.org/. DrRacket tabs can be dragged, and have new close buttons. Racket CS supports cross-compilation using `raco exe`. Racket CS supports Android on 32-...
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Most URLs are syntactically valid JavaScript code
Further adventures in JavaScript
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Finding the Bottom Turtle
Some reflections on trusting trust, and how deep the rabbit hole goes.
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So what’s wrong with 1975 programming? (2006)
Varnish is a powerful, flexible HTTP accelerator that speeds up web applications by caching content and optimizing delivery.
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Full-time open source with Andrew Kelley
Today’s show: How to quit your job and work on open source full time. This story has it all -- balancing side projects and full-time employment, building up enough supports to leave your job, and explaining quitting to your family and friends. And also: what do you do if your project succeeds, and then someone forks…
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Abstract Syntax Tree for Patching Code and Assessing Code Quality
Abstract Syntax Tree is an extremely useful tool. It provides a tree representation of a source code, that can be traversed to parse the code while understanding the code’s language constructs. In this article, we explain how we have used ASTs to write IntelliPatch scripts that can...
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Rendering Moana with Swift
Moana (2048×858 pixels, 64 spp) rendered with Gonzales on a Google Cloud Instance with 8 vCPUs and 64GB of memory in roughly 26 hours. Memory usage is about 60GB. (Denoised with OpenImageDenoi…
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Inserting 130M SQLite rows per minute from a scripting language
The other week, I stumbled on the post Inserting One Billion Rows in SQLite Under A Minute , which was a funny coincidence, as I was just in...