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Building Container Images with Nix
Dockerfiles are de facto standard for creating container images. In this article I highlight some issues with this approach and I propose building container images with Nix.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 1,839 posts.
Infrastructure & DevOps
Any year
1442
Switching to BunnyCDN in Less Than 2 Hours
Update, 2025-04-16: I wrote a follow-up post after about a month of usage, and you can read that here. Given some recent, uh, instability in US politics, and given that everyone likes an underdog, I’ve been looking at European alternatives to my current hosting situation, which is Cloudflare. After looking through…
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Packaging Swift Apps for Alpine Linux
While trying to build my Age Apple Secure Enclave plugin , a small Swift CLI app, on Alpine Linux , I realized that the Swift toolchain doesn’t run on Alpine Linux. The upcoming Swift 6 will support (cross-)compilation to a static (musl-based) Linux target, but I suspect an Alpine Linux version of Swift itself isn’t…
1445
Building an LTE Access Point with OpenWRT Rooter
My LTE internet connection (70 Mbit downstream, 15 MBit upstream) came with a combined Huawei B315s LTE modem/access point. As I was using it for the last two to three years a couple of problems did arise: the internet connection was often shaky, oftentimes the uplink connection got lost and I had to power-cycle the…
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vDPA: Support for block devices in Linux and QEMU
Using libblkio, QEMU Storage Daemon, and VDUSE
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Dmesg under the hood
Dmesg allows us to grasp what's going on under the hood when the kernel gets bad. Check out how dmesg is able to read kernel logs and show to the user.
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Can a laptop from 2012 be a viable home server?
I took a spare ThinkPad T430 and put all my home server workloads on it. Here's how it went.
1449
All You Need Is 4x 4090 GPUs to Train Your Own Model
How I built an ML rig for training LLMs locally, exploring hardware choices, setup tricks, and lessons learned along the way.
1450
AWS doesn’t know who I am
AWS needs an identity that uniquely represents its users, not fractured across corporate identity providers.
1451
Docker containers should not run an SSH server
When they start using Docker, people often ask: “How do I get inside my containers?” and other people will tell them “Run an SSH server in your containers!” but that’s a very bad practice. We will see why it’s wrong, and what you should do instead.
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Supersonic Electric Flight
This post is inspired by the recent press release about the Rolls Royce Accel, an experimental electric aircraft being built to attempt the electric speed record. Close friends know I’ve been…
1453
IMAP Email Backup
Use imapgrab.py to backup IMAP email.
1454
Running VSCode in Docker
A portable development environment, from editor to dependencies.
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I installed CoreOS on a 9-year-old MacBook
DeLorean DMC-12
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Homelab: Intel NUC with the ESXi Hypervisor
In this blog post I tell my experience mounting a minimalist homelab with a Intel NUC and the ESXi hypervisor.
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State of Homelab 2026
Evolution of a self-hosting hobby: from clueless to amateur.
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How to setup self hosted wiki for your startup
Blog about Software Engineering
1462
Personal Mail Server on OpenBSD (2019)
I will use this place to relate my geeky adventures in the world of gnu/linux, bsd, the internets, and other important things like windows managers and pretty colors. Basically, it's a place to expose and share with the world things I do on my computer.
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The complete idiot's guide to OpenBSD on the Pinebook Pro
Today I will show you how I installed the latest snapshot of OpenBSDon my Pinebook Pro with plenty of detail so that you can do it, too.I will include instru...
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Glacier redux
by Robin Harris | Wednesday, April 30, 2014 | Architecture , Cloud computing & storage , Object storage | 14 comments
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Bash bug: apply the unofficial patch now (CVE-2014-6277)
OK, rebuild bash and deploy Florian's unofficial patch or its now-upstream version now. If you're a distro maintainer, please consider doi...
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Heroku-style deployments with Docker and Git tags
In this post I want to explain a new deployment method I came up with while working on drwn.io. I wanted it to meet a few requirements: Simple Based on git tags Zero-downtime Easy rollbacks Creating …
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Migrating Large Heroku Postgres Instances to AWS Aurora Without Downtime
In this article I discuss a general process I used recently to migrate a large multi-terabyte Heroku Postgres Database from the Heroku Platform to Amazon Aurora Postgres on a live Heroku based application architecture with near zero downtime and builtin failover during the process.
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