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I'm Kevin McDonald. I am a backend software engineer from Texas, living and working in Copenhagen, Denmark. Let's learn together.
More HPACK and using http.Request and http.Response
Decoding HPACK and the evolution of the HTTP header
Books, films, TV, videogames, comics, music, all that bread and circuses stuff.
Ah, Foundation. Along with Asimov’s robot-themed stories, the Foundation series vies for the title of Asimov’s most i...
Arguably, Jon Pertwee was instrumental in pioneering the Doctor Who audio drama format. Sure, Tom Baker had done The ...
After the first and second seasons of The Companion Chronicles test-drove the concept, Big Finish would regularly ret...
Empowering creative people
Strategic thinking skills have become one of the most valuable assets you can bring to any job, project, or life deci...
Learning how to reduce cognitive load is essential for anyone who wants to work smarter, think clearly, and maintain ...
In the context of life development, learning how to stay consistent is one of the most powerful skills you can build....
News, tips, and tricks from the team at Fly
Sprites are disposable cloud computers. They appear instantly, always include durable filesystems, and cost practical...
I’m Ben Johnson, and I work on Litestream at Fly.io. Litestream is the missing backup/restore system for SQLite. It’s...
We’re Fly.io, and this is the place in the post where we’d normally tell you that our job is to take your containers ...
Hey! I'm Julia. Welcome to my blog. Here's every post I've ever written, organized by category. Enjoy!
Hello! My big takeaway from last month’s musings about man pages was that examples in man pages are really great, so ...
Hello! After spending some time working on the Git man pages last year, I’ve been thinking a little more about what m...
Hello! One of my favourite things is starting to learn an Old Boring Technology that I’ve never tried before but that...
Practical Linux tutorials and command-line tips covering system administration, scripting, and performance benchmarking.
Ever wondered why a package ended up in your Nix store? Here's how nix why-depends can help you find out.
Trying to win the lottery with pure Linux RNG magic.
There are plenty of CLI tools to calculate the checksum of files. But, which one is the fastest?
I build distributed data systems that operate at scale. What draws me to this work is understanding how things actually work, whether that's performance challenges at scale or diving deep into system internals.
Nobody Gets Promoted for Simplicity — The Engineer A vs Engineer B comparison is painfully recognizable. A ships a 50...
Hedonism and Entrepreneurship in Barcelona — A potential acquisition dies because a vegan exec unknowingly eats mayo ...
I worked at Tinybird for 4 years, 2 months, and 21 days. It’s been an incredible experience that taught me a lot abou...
Mark Dominus's long-running blog exploring mathematics, programming, language, and history through long-form essays with technical depth.
A couple of days ago I recounted a common complaint: I keep seeing programmers say how angry it makes them that peopl...
A number of years ago I wondered how many movies I had seen. The only way I could think of finding out was just to ma...
Something interesting happened at work this week. Our company is going to a convention later this month, and they wil...
Weekly Robotics Newsletter - stay up to date on state of the art robotics, drones, space, open source projects and research.
It is my pleasure to welcome Anyscale as a new partner of Weekly Robotics! Please give them a round of applause. This...
Over the last couple of weeks, I've been receiving lots of feedback about the redesign of this newsletter. I greatly ...
No intro today, let's jump straight into some interesting robotics projects and write-ups! This issue is brought to y...
A personal blog with posts spanning book and movie reviews, technology projects, and commentary on social and political topics.
I think we forget sometimes that it’s not that machines can do everything– it’s that we left behind anything they cou...
Note: this review contains spoilers.
Note: This review makes it easy to avoid spoilers.
A blog about network infrastructure security and internet policy from the perspective of a network engineer.
Iran’s HTTP requests from February 24 to March 8, 2026 from the perspective of Cloudflare. Courtesy of Cloudflare Rad...
Western mob wife appears to have been the overarching clothing aesthetic at the last Sundance Film Festival in the st...
I’m slightly addicted to reading the news but I often forget about the Gell-Mann amnesia effect. This describes the p...
A personal blog about programming, design, and software engineering research
I know you have Betteridge’s law of headlines in mind, but the answer to this question isn’t as simple as “yes” or “no”.
I tried donating to OSS creators via GitHub Sponsors and learned some *mildly* interesting things.
At this point, we may just be reinventing real-world software engineering practices using LLMs.
electronic brain surgery since 2001
Auto-Delete old Mails from GMail My inbox is a mess. While I manage to maintain a somewhat close to “Inbox Zero” at w...
Old Game, New Clothes Back in university in 2003 we had to do a group project. I don't remember which course it was, ...
LAN Overview 2026 The last time that I blogged about my personal LAN setup was more than a decade ago. Meanwhile we m...
A blog is a website consisting of discrete, often informal diary-style text entries, typically displayed in reverse chronlogical order. A single entry is called a blog post.
The World The Iran conflict enters its second week. As expected, oil supply disruptions are now affecting pump prices...
Previously: Marvel's Spider-Man (PS4), Marvel's Spider-Man: Miles Morales (Steam) I finished and completed Spider-Man...
On the 15th of January I got the following email from a stranger: Good day Roy, I just sent money on your PayPal by m...
Be notified when Sandboxels and other R74n projects are updated, along with ramblings from the developer!
Our first update since the transition to Neal.fun! And it's a big one.
We’re excited to share some surprising news — Sandboxels is joining Neal.fun, the home of popular online games such a...
Okay, maybe only 1 million
Articles (occasional rants) and tutorials about open source, BSD, GNU/Linux, system administration, programming, and other stuff - the pragmatic way
Whether you're dealing with a web application or some other application, all user input should always be considered "...
systemd is great as an init system, but - as you know - it's not an init system anymore, it's a behemoth of a monster.
To some developers AI seems to be the best thing since sliced bread, while to others, AI is more or less useless. I s...
A software engineering blog focused on operating systems, build systems, and reliability engineering, drawing from experience with FreeBSD, Bazel, Rust, and major tech companies.
It has now been a month since I started playing with Claude Code “for real” and by now I’ve mostly switched to Codex ...
Or the more tired “One week with Claude Code”-type article. It’s no secret that I’ve been grumpy about the new AI-bas...
A little over two years ago, I wrote an article titled SSH agent forwarding and tmux done right. In it, I described h...
The feed of updates to Paul's Weblog
Here’s a quick one live from Hack Night. 🧑💻 I met a cool human, Cullan, who made a website that I think is neat and ...
I’ve written about restaurant week before: Scraping Minneapolis / St. Paul Restaurant Week. Well, good news: it’s sti...
I recently had a final round “skip level” interview which was with high(er) level leadership folk; think directors, V...
A cozy little corner of the web.
Slowly emerges from the sixth sea of silence. Hello! I’m back for the time being. I started working on a handful of p...
These past two days have been something of a whirlwind, as I made a couple of important life decisions. The decisions...
After yesterday’s massive post (and given the two assignments I have to do today) I figured I would write something a...
A technical blog covering software development, data engineering, AI, and emerging technology trends with tutorials and commentary.
I’ve been bouncing between AI tooling lately: editor copilots, chat UIs, CLIs, agents, you name it. The thing I kept ...
JavaZone 2025—Scandinavia’s landmark developer conference—delivered an exciting, two-day immersion into the world of ...
This is my 2025 setup. Software & Productivity brew as package manager asdf as language & tools management VS Code as...