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Sensible SQLite Defaults
SQLite is cool now. DHH uses it, Laravel defaults to it. Here is a list of _sensible defaults_ when using sqlite.
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 14,536 posts.
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Show HN: Solving Rush Hour, the 6x6 Sliding Block Puzzle
Rush Hour is a 6x6 sliding block puzzle invented by Nob Yoshigahara in the 1970s. It was first sold in the United States in 1996.
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Your terminal is not a terminal: An Introduction to Streams
Hot takes and cold truths on software, startups, and the lies we tell ourselves.
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Pipes and Filters
Pipelines are an extremely useful (and surprisingly underused) architectural pattern in modern software engineering. The concept of using pipes and filters) to control the flow of data through...
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Easy Scalable Text Rendering on the GPU
This post describes the text rendering algorithm I used on thetamath.com, a GPU-powered 2D equation renderer I wrote for fun last December…
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SIMD-friendly algorithms for substring searching (2016)
Popular programming languages provide methods or functions which locate a substring in a given string. In C it is the function strstr , the C++ class std::string has the method find , Python's string has methods pos and index , and so on, so forth. All these APIs were designed for one-shot searches . During past…
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CRDTs Turned Inside Out
🔰If CRDTs are new to you, here are some introductory links. - An interactive intro to CRDTs [https://jakelazaroff.com/words/an-interactive-intro-to-crdts/] - An introduction to state-based CRDTs [https://www.bartoszsypytkowski.com/the-state-of-a-state-based-crdts/] - CRDTs for non-academics…
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Hypervisor Development in Rust
In the ever-evolving field of information security, curiosity and continuous learning drive innovation. This blog series is tailored for those deeply engaged in experimental projects, leveraging Rust’s capabilities to push the boundaries of what’s possible. The focus on Rust, after exploring various programming…
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(How to Write a (Lisp) Interpreter (in Python))
Why does this matter? As Steve Yegge said , "If you don't know how compilers work, then you don't know how computers work." Yegge describes 8 problems that can be solved with compilers (or equally well with interpreters, or with Yegge's typical heavy dosage of cynicism).
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The current state of LLM-driven development
I spent the past ~4 weeks trying out all the new and fancy AI tools for software development.
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Emacs is the 2D Command-line Interface
One of the most popular arguments against Emacs is that it is “a great operating system, lacking only a decent editor”. The promotion of the idea of “Living in Emacs” by some of the hardcore Emacs users only make this argument more compelling. At the first glance, using a single program for “everything” does seem to…
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Behaviours to avoid in a software architecture role
Over the years, I’ve had the opportunity to work in architecture roles alongside experienced software/technical/solution architects. Through observing others and my own trial and error,...
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YAML: The Norway Problem (2022)
Earlier this week, Haroen Viaene posted this tweet about YAML: worst part of yaml: https://yaml.org/type/bool.html — Haroen Viaene (@haroenv) January 10, 2022 The linked-to page contains the documentation on what defines a boolean in YAML, and details that it can be parsed using this regex…
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Testing a 1,000 player Minecraft server with Folia
Check out the impressive results of the large-scale Folia test that took place on June 18th, 2023. Learn more about our findings and technical challenges in this post.
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Debian Git Monorepo
Lars Wirzenius Consulting Ltd has created a Git repository with the source code of Debian 12 (bookworm), the main component. It's one repository for all the source code, as one commit. It's a monorepo .
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The Sun is Setting on Rails-style MVC Frameworks
Notes on making useful software with teams, quality, and better feedback loops.
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Things I do every time I start a Django project
Personal site of Brenton Cleeland
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Write code like you just learned how to program
It's not about technology for its own sake. It's about being able to implement your ideas.
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Joel Spolsky: Can your programming language do this?
One day, you’re browsing through your code, and you notice two big blocks that look almost exactly the same. In fact, they’re exactly the same, except that one block refers to “Sp…
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A Formula for the Number of Days in Each Month
Recently, after being awake for longer than I should have, I started thinking about methods of remembering the number of days in each month of the year. There is a rhyme for it, and a way to count on your knuckles, but these didn’t satisfy me. I wondered if there was a mathematical formula for the problem, and upon…
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Asterisks in Python
There are a lot of places you’ll see * and ** used in Python. These two operators can be a bit mysterious at times, both for brand new programmers...
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Milwaukee M18 Battery Reverse Engineering
2023-01-01: This project has been ongoing for a while... now its time to post some of this info and see what comes of it. I have access to several junk Milwaukee M18 batteries. Age varies a little. I thought it would be 'fun' to reverse engineer a battery just to see how it functions... That is until I actually opened
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Why SSA?
If you’ve read anything about compilers in the last two decades or so, you have almost certainly heard of SSA compilers , a popular architecture featured in many optimizing compilers, including ahead-of-time compilers such as LLVM, GCC, Go, CUDA (and various shader compilers), Swift 1 , and MSVC 2 , and just-in-time…