5371
Back to FreeBSD – Part 2 – Jails
Before we explore FreeBSD jails, it is worth refreshing our understanding of how Linux solved the same problem with LXC (Linux Containers).
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 5,968 posts.
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Publishing Schematics Before “Open Source” Was a Word
The Akihabara institution that every Japanese maker knows — run on cash, instinct, and one founder’s restless curiosity
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One night in Uzbekistan: Why was this one data point so influential?
We have a comment coming out in Nature next week that is going to cause the retraction of a high-profile paper by Kotz et al. from last year (the second most cited climate paper in the news in 2024).
5374
The Hetzner Cloud network stack – history and technical overview
Learn how the Hetzner Cloud network stack has evolved and what role Open vSwitch, Private Networks, and Cloud Firewalls play.
5375
Keeping a Postgres Queue Healthy
Dead tuples from high-churn job queues can silently degrade your Postgres database when vacuum falls behind—especially alongside competing workloads. Traffic Control keeps cleanup on track.
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Why etymologies matter: How tracing words can illuminate history (2024)
How tracing words can illuminate history
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Vacuum-Form Signage
Branding Main Street America and a rabbit hole into the history behind the vacuum-formed signage found in our daily lives
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Category Theory Illustrated – Types
In this chapter we will talk about types. This might be disappointing for you, if you expected to learn about as many new categories as possible (which you don’t even suspect are really categories till the unexpected reveal)—we’ve been talking about the category of types in a given programming language ever since the…
5380
Cursed circuits #5: capacitance multiplier
Capacitor vendors don't want you to know this! Save money on capacitors by spending more on other components
5381
Exploring the ocean with Raspberry Pi–powered marine robots
Pushing affordable marine conservation forward with autonomous marine robots powered by Raspberry Pi Compute Module 4.
5382
Jepsen: MariaDB Galera Cluster 12.1.2
MariaDB is a popular open source SQL database which began as a fork of MySQL . MariaDB Galera Cluster is an active-active replication system for MariaDB which allows reads and writes on every node. In 2015 this author analyzed MariaDB with Galera Cluster and found that although Galera claimed to offer Snapshot…
5383
A True Telnet BBS on a Casio Calculator
About a eight weeks ago I had virtually no interest in calculators. Blank, dull, tedious-looking objects that remind me of long, arduous rainy afternoons in 1980’s/1990’s school maths classes.
5384
SVG-Line: Better Status Bars for Emacs – Charlie Holland's Blog
Emacs provides four useful status bars (mode-line, header-line, tab-bar, and tab-line), but each imposes different, inconsistent limits on multi-line layout, al...
5385
Why current LLM costs are not sustainable
AI has a cost problem. The solution that will emerge will be simpler than we expect.
5386
The new Firefox design is here
What comes to mind when you think of Firefox? Is it our best-in-class privacy features and ad blocking capabilities? Our partnerships with Wrexham, NVIDIA
5387
AI didn't break copyright law, it just exposed how broken it was
How generative AI exposes the gap between copyright law and everyday enforcement, from fan art and private creation to commercial competition.
5388
Things I want in a modern relational query language
This was a very old draft I’ve had sitting around for years. The recent discussions of new query languages like Acadia spurred me to revisit, revise, and publish this. I think one of the biggest causes of NoSQL is that… Continue reading →
5389
Introducing selfie for sign-in: a new way to access your Google Account
Selfie video gives you more options if you’re ever locked out or don’t have access to your usual phone or computer.
5390
Agentic AI systems violate the implicit assumptions of database design
There is an implicit contract at the foundation of every database architecture decision you have ever made. You probably never wrote it down. Nobody does. It just… existed.
5391
I Cannot SSH into My Server Anymore (and That's Fine)
To kick off 2026, I had clear objectives in mind: decommissioning my trusty VPS and setting up its successor. Embracing a complete paradigm shift, I built myself a container-centric, declarative, and low-maintenance setup for the years to come.
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It's time to move your docs in the repo
AI agents address the remaining concerns with having your documentation alongside your code in version control
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Claude Code and Codex can have real-time conversation via Git
While Claude Code and Codex have significantly accelerated the automation of software development, limitations in the context window of a…
5395
We need more goat sacrifices
OR: OJ A-OK
5396
The Self-Help Trap: What 20 Years of "Optimizing" Has Taught Me
“We cannot reason ourselves out of our basic irrationality. All we can do is to learn the art of being irrational in a reasonable way.” — Aldous Huxley, Island It was cold out, but none of us were cold. I sat with five men in the mountains of Montana. As the sun set, the fire […]
5397
Writing Rust code that's fast by asking agents to make the code faster
c’mon, try doing a breakthrough
5398
The Future Worth Building Is Human
AI built for autonomy crowds people out, making us passive observers of what’s coming. We’re building toward a different future.
5399
Emacs Is a Lispboard
What would have happened if Emacs' default buffer had been a terminal emulator? Conceptually, from the outside, it would be perceived as a terminal…
5400
Ants: Who looks after the injured in a colony?
Carpenter ants amputate the injured legs of fellow ants to minimise the risk of infection. A new study involving a Würzburg researcher shows that this task is primarily carried out by ants switching from indoor to outdoor duties.