Willem's Blog
WordPress: 10 tips to secure your website
A lot of people use WordPress to manage their website. Prevent your site from being hacked using...
over a year ago
A lot of people use WordPress to manage their website. Prevent your site from being hacked using this blog post.
Applied Cartography
Why your marketing site should be separate
In Notes on buttondown.com and How Buttondown uses HAProxy, I outlined the slightly kludgy way we...
3 months ago
In Notes on buttondown.com and How Buttondown uses HAProxy, I outlined the slightly kludgy way we serve buttondown.com both as a marketing site (public-facing, Next/Vercel, largely just content pushed by non-developers) and an author-facing app (behind a login, Django/Heroku/Vue)...
Jonas Hietala
An invisible Remake
What does a guy like me do when not working on a new game? Except living my life, being a coach for...
over a year ago
What does a guy like me do when not working on a new game? Except living my life, being a coach for my little brother’s hockey team and eating strawberries? The last week or so I’ve been working hard with my webpage, yes this page. If you’ve visited my site before today you’ll...
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 6. an x86 upgrade
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
...
over a year ago
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
3. LLVM
4. LLVM conditionals and compiling fibonacci
5. LLVM system calls
This post upgrades the ulisp x86 backend from using a limited set of
registers (with no spilling...
Home on Erik...
Toxic meeting culture
I spent six years at a company that went from 50 people to 1500 and one contributing factor leading...
over a year ago
I spent six years at a company that went from 50 people to 1500 and one contributing factor leading to my departure was that I went from a “maker” to a person stuck in meetings every day.
Matt Mullenweg
Bezos at Dealbook
It looks like the Dealbook Summit had a number of great interviews this year, major props to Andrew...
2 weeks ago
It looks like the Dealbook Summit had a number of great interviews this year, major props to Andrew Ross Sorkin, but this one with Jeff Bezos was particularly good.
Home on Erik...
Tumblr's awesome project names
Not sure how I managed to miss this, but I'm watching this Tumblr presentation and they talk about...
over a year ago
Not sure how I managed to miss this, but I'm watching this Tumblr presentation and they talk about their projects named after Arrested Development topics: Gob, Parmesan, Buster, Jetpants, Oscar, George and Motherboy.
Still, the best software project name is probably still Apple's...
Home on Erik...
Deep learning for… chess (addendum)
My previous blog post about deep learning for chess blew up and made it to Hacker News and a couple...
over a year ago
My previous blog post about deep learning for chess blew up and made it to Hacker News and a couple of other places. One pretty amazing thing was that the Github repo got 150 stars overnight.
Ian's Blog
All About Apache Cassandra: Snapshots
The concept of a "Snapshot"
In computing, a snapshot is a point-in-time copy of data or state of a...
over a year ago
The concept of a "Snapshot"
In computing, a snapshot is a point-in-time copy of data or state of a machine.
You ever end up doing something like this?
Each one of these files is a snapshot, as it's a copy of your essay at the point-in-time when you saved it.
Snapshots provide us...
Good Enough
Pika: Start Your Happy Blog
Have you thought about starting or restarting a blogging habit? Have you wanted to write on the...
10 months ago
Have you thought about starting or restarting a blogging habit? Have you wanted to write on the internet, but at your own place and at your own address rather than on a social network? Have you been overwhelmed by the online writing options that you’ve found? Well, have we got...
Vitalik Buterin's...
STARKs, Part I: Proofs with Polynomials
over a year ago
Arduino Blog
A pair of Arduino UNO R4 boards power this Tron-inspired, decked-out shop room
Bob Clagett of the “I Like to Make Stuff” YouTube channel has recently undertaken an extensive shop...
6 months ago
Bob Clagett of the “I Like to Make Stuff” YouTube channel has recently undertaken an extensive shop renovation project where he is rearranging tools, tidying up various spaces, and even creating a dedicated “clean” room for his collection of 3D printers/electronics work. With its...
Jonas Hietala
Balls
Here’s my first ever experimental game! The theme was Addictive Gaming. My first thought was oh god...
over a year ago
Here’s my first ever experimental game! The theme was Addictive Gaming. My first thought was oh god I’ll be making another tetris clone but the end result turned out a bit different. I’m not sure it’s very addictive but it’s actually okay! =D
Balls is a game about… balls. Well...
Matt Mullenweg
I Voted!
It was a huge pain in the butt, because my mail-in ballot didn’t register properly, but I found a...
a month ago
It was a huge pain in the butt, because my mail-in ballot didn’t register properly, but I found a last-minute flight to Houston and this morning walked over to Congregation Emanu El and voted. It is our most sacred duty as a citizen. I encourage every American to vote.
Louwrentius
Tunneling Elixir cluster network traffic over Wireguard
Introduction
The other day I was supporting a customer with an Elixir-based platform that would make...
a year ago
Introduction
The other day I was supporting a customer with an Elixir-based platform that would make use of Elixir libcluster, so messages on one host can be passed to other hosts. This can - for example - enable live updates for all users, even if they are not communicating with...
Avestura's Blog
What is the type of Type?
Should type of `Type` be also `Type`? Or is there an alternative?
over a year ago
Should type of `Type` be also `Type`? Or is there an alternative?
Applied Cartography
Pytest: test for print statements
Inspired by Adam Johnson's test for pending migrations, and of course in conversation with my own...
5 months ago
Inspired by Adam Johnson's test for pending migrations, and of course in conversation with my own love of weird tests, I offer a similar concept: a test for finding stray print statements in your codebase, with a ratchet array for stuff to ignore.
import glob
PATH =...
Louwrentius
My solar-powered blog is now on Lithium Iron Phosphate
In my last blog post I discussed how a small solar project - to power this blog on a Raspberry Pi -...
a year ago
In my last blog post I discussed how a small solar project - to power this blog on a Raspberry Pi - escalated into a full-blown off-grid solar setup, large enough to power the computer I use at the moment to write this update1. In this update, I want to discuss my battery...
Abort Retry Fail
The History of Lotus
The Hardest Working Software in the World
a year ago
The Hardest Working Software in the World
Willem's Blog
Moving to the countryside
Join me on a journey from the bustle of Amsterdam to the tranquility of Noord-Limburg's countryside.
over a year ago
Join me on a journey from the bustle of Amsterdam to the tranquility of Noord-Limburg's countryside.
Willem's Blog
Wearing two watches
Why you should wear two watches, don't choose between a mechanical watch and a smartwatch!
over a year ago
Why you should wear two watches, don't choose between a mechanical watch and a smartwatch!
Louwrentius
Compiling Ceph on the Raspberry Pi 3B+ (armhf) using Clang/LLVM
UPDATE 2019 / 2020
There are official ARM64 binaries of Ceph that you can run on a 64-bit version of...
over a year ago
UPDATE 2019 / 2020
There are official ARM64 binaries of Ceph that you can run on a 64-bit version of Ubuntu 18.04.
Important: I consider this page obsolete. I will keep it up for transparency's sake
Introduction
In this blog post I'll show you how to compile Ceph Luminous for...
Posts on Made of...
New Blog Location
I finally got fed up with Blogger, and am moving this blog to live on Wordpress hosted off of...
over a year ago
I finally got fed up with Blogger, and am moving this blog to live on Wordpress hosted off of scripts.mit.edu. In the process of converting everything over and setting up Wordpress I’ve decided I hate it, but hopefully I hate it less than I hate Blogger. We’ll see.
I’ve also...
Willem's Blog
Inspiration from a child
Explore the world together with your kids and reap the rewards of adventure and fun!
over a year ago
Explore the world together with your kids and reap the rewards of adventure and fun!
Arduino Blog
Using Arduino UNO to sync a visual neuroscience lab
Common research methods to study the visual system in the laboratory include recording and...
a month ago
Common research methods to study the visual system in the laboratory include recording and monitoring neural activity in the presence of sensory stimuli, to help scientists study how neurons encode and respond, for example, to specific visual inputs. One of the biggest technical...
Applied Cartography
Buttondown Analytics 3.0
Working on a new analytics engine — a scant eleven months after the previous 'new analytics...
10 months ago
Working on a new analytics engine — a scant eleven months after the previous 'new analytics engine'.
Calling this 3.0 is a bit of a misnomer: most of the code, design, and plumbing from the 2023 redesign is sticking around, just in a more modular format. The goal here is to...
Simply Explained
Good Home Automation Should be Boring
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other...
over a year ago
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other people's setup for inspiration, and one thing struck me. Many people have cluttered dashboards and use Home Assistant to track just about any metric they can.That's quite different...
Matt Blewitt
Point and Call
It’s 2AM. You’re paged to respond to a failing set of components that you are the Subject Matter...
over a year ago
It’s 2AM. You’re paged to respond to a failing set of components that you are the Subject Matter Expert (SME) for. Sleepy, you load up the playbook for when the SplineReticulatorBlocked alert has gone off, and start executing. The Incident Commander (IC) is vaguely aware of what...
Arduino Blog
Arduino Cloud is now available in AWS Marketplace!
We’re excited to announce that Arduino Cloud is now available in AWS Marketplace, making it easier...
2 months ago
We’re excited to announce that Arduino Cloud is now available in AWS Marketplace, making it easier than ever for developers and businesses worldwide to integrate our powerful IoT platform into their AWS infrastructure. This development is particularly relevant for those in...
Matt Mullenweg
Kindness and Techcrunch Disrupt
Back in June I recorded an episode with Jaclyn Lindsey on the Why Kindness podcast, for their...
a month ago
Back in June I recorded an episode with Jaclyn Lindsey on the Why Kindness podcast, for their awesome non-profit kindness.org. You can listen to it through Pocket Casts here: This is kind of funny because I’m obviously in the midst of the big battle with Silver Lake and WP...
Home on Erik...
What is the right level of specialization? For data teams and anyone else.
This isn't as much of a blog post as an elaboration of a tweet I posted the other day:
I think this...
over a year ago
This isn't as much of a blog post as an elaboration of a tweet I posted the other day:
I think this specialization of data teams into 99 different roles (data scientist, data engineer, analytics engineer, ML engineer etc) is generally a bad thing driven by the fact that tools are...
Good Enough
Let's talk about conversations
If you subscribe to our newsletter — which you do, right? — then you'll know that recently we've...
9 months ago
If you subscribe to our newsletter — which you do, right? — then you'll know that recently we've been thinking about conversations.
We're a small group making fun software for people, and we like to have conversations with those people; the lovely folks who like our take on...
Home on Erik...
Missing the point about microservices: it's about testing and deploying independently
Ok, so I have to first preface this whole blog post by a few things:
I really struggle with the...
over a year ago
Ok, so I have to first preface this whole blog post by a few things:
I really struggle with the term microservices. I can't put my finger on exactly why. Maybe because the term is hopelessly ill-defined, maybe because it's gotten picked up by the hype train.
Posts on Made of...
Getting carried away with hack value
Recently, I’ve been working on some BarnOwl branches that move more of the core functionality of...
over a year ago
Recently, I’ve been working on some BarnOwl branches that move more of the core functionality of BarnOwl into perl code, instead of C (BarnOwl is written in an unholy mix of C and perl code that call each other back and forth obsessively).
Moving code into perl has many...
Jonas Hietala
The killer features of the Steam Deck
In the beginning of the year I gave myself a late Christmas gift and bought a Steam Deck for...
a year ago
In the beginning of the year I gave myself a late Christmas gift and bought a Steam Deck for myself.
There were two main reasons I decided to buy it:
burnout and depression by picking up gaming again.
And boy did it deliver.
The Deck is probably the most impressive thing I can...
Louwrentius
'Gzip with parallel compression support: pigz'
The speed at which files are compressed with gzip is currently almost always
determined by the speed...
over a year ago
The speed at which files are compressed with gzip is currently almost always
determined by the speed of the CPU. However, standard unix gzip is single-
threaded and only uses a single CPU (core).
However, the maintainer of the zlib library has released 'pigz' or 'pig-zee'
whichs...
Louwrentius
Script that shows relevant disk information
I wrote a small Python script called 'showdisks' that displays relevant information about any...
over a year ago
I wrote a small Python script called 'showdisks' that displays relevant information about any physical storage devices supported by hdparm.
Information such as model and capacity are shown, but also controller and device path.
This script only requires python and hdparm.
I hope...
./techtipsy
Why you might not want to publicly self-host a Wikipedia clone
A while ago I wrote about how easy it is to download an archive of Wikipedia and host it...
a year ago
A while ago I wrote about how easy it is to download an archive of Wikipedia and host it anywhere
you want using Kiwix.
I’m still hosting Kiwix sites publicly, but here are a few things you might want
to consider before doing so yourself.
The spam
I have a specific e-mail address...
Arduino Blog
This Arduino-controlled Spin Meister helps spin up the perfect pizza
Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher...
5 months ago
Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher heat that many find more preferable than a conventional kitchen oven. But even a nice gas-powered pizza oven like the Ooni Koda 12 will have some hot spots and cold spots. To get an...
Louwrentius
Is storage really that cheap?
Nowadays you can buy a 1 TB harddrive for less than 100 euro's . So I build
myself a 4 TB NAS box,...
over a year ago
Nowadays you can buy a 1 TB harddrive for less than 100 euro's . So I build
myself a 4 TB NAS box, which is already 50% full. However, although it is to
some degree fault-tollerant by using RAID 6, one mistake or catastrophic
hardware faillure and all data is lost.
And that's...
Vitalik Buterin's...
Plurality philosophy in an incredibly oversized nutshell
4 months ago
Posts on Made of...
Confessions of a programmer: I hate code review
Most of the projects I've been working on today have fairly strict code review policies. My work...
over a year ago
Most of the projects I've been working on today have fairly strict code review policies. My work requires code review on most of our code, and as we bring on an army of interns for the summer, I've been responsible for reviewing lots of code. Additionally, about five months ago...
latest projects -...
Portable Probability Panel
[Misc] Laser-cut Galton board
5 months ago
[Misc] Laser-cut Galton board
Jonas Hietala
Computer upgrade
After 5 years or so I’ve made a large upgrade to my desktop, and this post contains details and some...
a year ago
After 5 years or so I’ve made a large upgrade to my desktop, and this post contains details and some pictures about the process.
It was time
I didn’t really want to do an upgrade right now, but I felt I had to do it.
Sometimes the lag had gotten very noticeable, for example when...
Jonas Hietala
2010 in review
I saw a post on briancarper where he reviews the past year and it sounds like a great idea...
over a year ago
I saw a post on briancarper where he reviews the past year and it sounds like a great idea actually.
2010 Geek Achievements
Wrote a few games earlier this year;
The Chronicles of Bim: The 100 Fake Afros
A Geek Valentine
Beebop The Island Hopper
Where’s Teddy?
Updated this site a...
Jonas Hietala
Monty Hall
I’m currently reading The Drunkard’s Walk, a well written book about probabilities.
There they...
over a year ago
I’m currently reading The Drunkard’s Walk, a well written book about probabilities.
There they discussed the famous Monty Hall Problem. I’ve heard about it before
and I know the answer, but he mentioned a simulation of the problem and that sounded
cool so I made a simulation of...
Computer Ads from...
Creative Computing Magazine Interviews Clive Sinclair (1980)
This British inventor speaking about his ZX-80 computer system
2 weeks ago
This British inventor speaking about his ZX-80 computer system
Applied Cartography
buttondown.com/alternatives
Some kind words from Chris Krycho on Buttondown's Alternatives page:
This is how I want all my tools...
a week ago
Some kind words from Chris Krycho on Buttondown's Alternatives page:
This is how I want all my tools to be. There is a ton of room in these markets for healthy and friendly competition — and no need at all for winner-take-all or monopolist attitudes.
First off — credit where it's...
Matt Blewitt
So, You Want To Build A DBaaS
So you’ve made the decision to build a Database-as-a-Service product (or something similar). As a...
a year ago
So you’ve made the decision to build a Database-as-a-Service product (or something similar). As a result, you are making state and coordination your problem. Here are some things I’ve learned to keep in mind as you embark on this project, in no particular order (other than the...
./techtipsy
Trying out VR on an AMD Ryzen 4000 series APU
You may know that I really like small, efficient APU-based builds.
At this point in time, they’re so...
over a year ago
You may know that I really like small, efficient APU-based builds.
At this point in time, they’re so close to being a viable mainstream option for
gaming, especially the Ryzen 6000-series mobile APU-s. Forza Horizon 5, at
1080p high settings? Yes, they’re that good.
I don’t have...
Louwrentius
I made my blog solar-powered, then things escalated
In 2020 I wondered if I could run my blog on solar power, being inspired by Low-tech Magazine, doing...
a year ago
In 2020 I wondered if I could run my blog on solar power, being inspired by Low-tech Magazine, doing the same thing (but better)1. The answer was 'yes', but only through spring and summer.
I live in an apartment complex in The Netherlands and my balcony is facing west. This...
./techtipsy
Running my ThinkPad T430 with an eGPU in 2024
I probably shouldn’t have written down my notes on the eGPU setup I had years ago.
I’d be lying if I...
4 months ago
I probably shouldn’t have written down my notes on the eGPU setup I had years ago.
I’d be lying if I wasn’t considering remaking this setup with everything I’ve learned 6 years later.
Oops.
I got access to an allegedly-faulty AMD Radeon RX 480 and an NVIDIA GTX 1650 for free...
Louwrentius
Why filtering DHCP traffic is not always possible with iptables
When configuring my new firewall using iptables, I noticed something very
peculiar. Even if all...
over a year ago
When configuring my new firewall using iptables, I noticed something very
peculiar. Even if all input, forward and output traffic was dropped, DHCP
traffic to and from my DHCP server was not blocked even if there were no
rules permitting this traffic.
I even flushed all rules,...
Arduino Blog
This belt grinder uses an Arduino Opta micro PLC
A mainstay in most machine shops, the belt grinder assists in greatly increasing the speed at which...
2 months ago
A mainstay in most machine shops, the belt grinder assists in greatly increasing the speed at which parts can be ground down in a safer, more controlled manner compared to an angle grinder. As an effort to build a tool like this one for the first time, Julien Alexandre chose to...
Notes on software...
In response to a frontend developer asking about database development
This is an external post of mine. Click
here
if you are not redirected.
a year ago
This is an external post of mine. Click
here
if you are not redirected.
Yazin Alirhayim
Serializing and deserializing a Cookie Jar
I was recently working on a way to serialize and deserialize a Faraday connection that uses...
over a year ago
I was recently working on a way to serialize and deserialize a Faraday connection that uses HTTP::CookieJar to manage persistent cookies across requests.
I needed to do this because I wanted a way to “freeze” an HTTP connection instance, and later “thaw” it to resume the...
Louwrentius
My Ceph test cluster based on Raspberry Pi's and HP MicroServers
Introduction
To learn more about Ceph, I've build myself a Ceph Cluster based on actual hardware. In...
over a year ago
Introduction
To learn more about Ceph, I've build myself a Ceph Cluster based on actual hardware. In this blogpost I'll discus the cluster in more detail and I've also included (fio) benchmark results.
This is my test Ceph cluster:
The cluster consists of the following...
Willem's Blog
Influencing purchase behaviour
For my work I am continuously looking into scientific sources to improve e-commerce performance,...
over a year ago
For my work I am continuously looking into scientific sources to improve e-commerce performance, conversion rates and online revenue. Use this useful report to apply behavioural sciences principles to your advantage.
Gwern.net Newsletter
April 2021 newsletter
with links on AI scaling, particular new East Asian record-breaking work & deep reinforcement...
over a year ago
with links on AI scaling, particular new East Asian record-breaking work & deep reinforcement learning.
Arduino Blog
Arduino IDE 2.3.3: discover new support for shared spaces and more!
We’re excited to announce that the Arduino IDE 2.3.3 is now live! What’s in the new version This...
2 months ago
We’re excited to announce that the Arduino IDE 2.3.3 is now live! What’s in the new version This new release is packed with improvements, including one feature we’re particularly proud of: support for shared spaces in Arduino Cloud. If you have a Cloud Business plan or School...
Jonas Hietala
Extracting schedule information from timeedit
At LIU we use timeedit to track our schedules. Recently they updated their interface and improved...
over a year ago
At LIU we use timeedit to track our schedules. Recently they updated their interface and improved some parts. It’s now possible to create a prenumeration of a collection of courses exported as csv which can then be imported to other calendar apps. But they also started to...
Jonas Hietala
Postmortem: MenuCity
Good times, good times. MenuCity has been out a while and thanks for all the positive and...
over a year ago
Good times, good times. MenuCity has been out a while and thanks for all the positive and constructive feedback guys, it’s like my food doing this (programming is my air and the fun is the water… err). Anyway here’s the postmortem of my latest, and greatest, game.
Let’s start...
Lighthouse Blog
How to stay on top of (new) content
6 months ago
Neil Madden
Why the OAuth mTLS spec is more interesting than you might think
I was catching up on the always excellent Security. Cryptography. Whatever. podcast, and enjoyed the...
over a year ago
I was catching up on the always excellent Security. Cryptography. Whatever. podcast, and enjoyed the episode with Colm MacCárthaigh about a bunch of topics around TLS. It’s a great episode that touches a lot of subjects I’m interested in, so go ahead and listen to it if you...
Arduino Blog
A gamified approach to therapy and motor skills testing
For children who experience certain developmental delays, specific types of physical therapies are...
6 months ago
For children who experience certain developmental delays, specific types of physical therapies are often employed to assist them in improving their balance and motor skills/coordination. Ivan Hernandez, Juan Diego Zambrano, and Abdelrahman Farag were looking for a way to quantify...
Notes on software...
Windows
It has been six years since I last used Windows for any remotely
serious software development. I've...
over a year ago
It has been six years since I last used Windows for any remotely
serious software development. I've used Ubuntu, Arch, or FreeBSD
since. But eventually I spent so much time working around common
workplace tasks that I decided to put Windows 10 Pro on my work
laptop.
Windows...
Good Enough
Cosmic Maelstrom
As Barry wrote in his recent blogpost, we're busy building prototypes here at Good Enough.
It's...
a year ago
As Barry wrote in his recent blogpost, we're busy building prototypes here at Good Enough.
It's weird to be in this situation. Most of the Good Enough team are used to working on just one software at a time, focusing on steadily improving it. But right now we're doing the...
Louwrentius
IKEA $50 VINDSTYRKA vs. $290 Dylos air quality monitor
This is a brief article in which I compare the IKEA VINDSTYRKA $50 air quality monitor (PM2.5) with...
a year ago
This is a brief article in which I compare the IKEA VINDSTYRKA $50 air quality monitor (PM2.5) with a $290 air quality monitor made by Dylos to see if it's any good.
Context
If you care about indoor air quality, you may already own a CO2 to determine if it's time to ventilate...
Jonas Hietala
Dbot
So I made a small irc bot in 294 characters in code-golfing language #1: Perl.
Usage
perl...
over a year ago
So I made a small irc bot in 294 characters in code-golfing language #1: Perl.
Usage
perl Dbot
Commands
.name - Echo the bots name
.hello - Output “hello world!”
.src - Dump the source code
Code
use IO::Socket;$s=IO::Socket::INET->new("158.38.8.251:6667");sub o{print$s...
detreville
Father's Day
(First posted on Father's Day, 2022.)
a year ago
(First posted on Father's Day, 2022.)
Simply Explained
Building a killer NAS with an old Rackable Server
Like many others, I'm generating a lot of digital data. Constantly taking photos, writing scripts,...
over a year ago
Like many others, I'm generating a lot of digital data. Constantly taking photos, writing scripts, taking notes, coding projects, and making videos. I'm storing all these files on Google Drive, which has been very reliable but also a bit risky. What if Google closes my account?...
Gwern.net Newsletter
May Gwern.net Newsletter
Link compilation newsletter with anime GAN updates, links on AI scaling, discussion of GPT-3, and 1...
over a year ago
Link compilation newsletter with anime GAN updates, links on AI scaling, discussion of GPT-3, and 1 book review.
Notes on software...
The year in books: 11 to recommend in 2021
Last year (2021) I finished 17 books, a five year low. But that's ok!
4 fiction and 13 non-fiction....
over a year ago
Last year (2021) I finished 17 books, a five year low. But that's ok!
4 fiction and 13 non-fiction. Another 30 started but not finished.
Non-fiction
It seems I was pretty focused on business history books and history of
tech. The 8 non-fiction books I liked the most:
Designing...
computers are bad
2023-06-02 the reinvention of owens lake
Programming note: In an effort to introduce an exciting new social aspect to
Computers Are Bad (a...
a year ago
Programming note: In an effort to introduce an exciting new social aspect to
Computers Are Bad (a functional necessity to appease early-stage investor
demands for "engagement")¸ I am launching a Matrix room for CAB readers.
You can join it! Do whatever you do to join rooms in...
./techtipsy
You can use almost anything as a key file for your encrypted storage device
Imagine that you have an unencrypted drive containing your private data and one day it starts...
a month ago
Imagine that you have an unencrypted drive containing your private data and one day it starts throwing a bunch of
errors. You have backups of the data so you’ve got that part covered, but would you feel comfortable sending the drive
in to be warrantied? You have no control over...
Louwrentius
Convert dos file to linux format wit vim
If you have some file that has been saved on a (Win)do(w)s host you may notice
that all lines end...
over a year ago
If you have some file that has been saved on a (Win)do(w)s host you may notice
that all lines end with ^M.
To fix this, you can use the tool dos2unix. If however this tool is not at
your disposal, you may have a problem. If vim is available, you do not have a
problem:
The trick...
Home on Erik...
What can startups learn from Koch Industries?
I recently finished the excellent book Kochland. This isn't my first interest in Koch—I read The...
over a year ago
I recently finished the excellent book Kochland. This isn't my first interest in Koch—I read The Science of Success by Charles Koch himself a couple of years ago.
Charles Koch inherited a tiny company in 1967 and turned it into one of the world's largest ones.
seangoedecke.com RSS...
Avoiding worry driven development
Sofware dysfunction is more often motivated by anxiety, fear, worry and embarassment than it is by a...
over a year ago
Sofware dysfunction is more often motivated by anxiety, fear, worry and embarassment than it is by a lack of technical skill. Engineers…
Neil Madden
Regular JSON
For better or worse, depending on your perspective, JSON has become a dominant data format and shows...
a year ago
For better or worse, depending on your perspective, JSON has become a dominant data format and shows no signs of being replaced any time soon. There are good reasons for that: on the face of it, it provides a very simple format with just enough features to cover a lot of...
Good Enough
TIL: Turbo Stream and personalised content
Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages...
a year ago
Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages without requiring the browser to reload the whole page.
But if the information you want to stream back from your server to the client has anything specific to the current user — like...
Notes on software...
Unit testing C code with gtest
This post covers building and testing a minimal, but still useful, C
project. We'll use...
over a year ago
This post covers building and testing a minimal, but still useful, C
project. We'll use Google's
gtest and
CMake for testing C code. This will serve as a
foundation for some upcoming posts/projects on programming Linux,
userland networking and interpreters.
test/CMakeLists.txt...
Louwrentius
Fio-plot: creating nice charts from FIO storage benchmark data
New release of fio-plot
I've rewritten fio-plot, a tool that turns FIO benchmark data into nice...
over a year ago
New release of fio-plot
I've rewritten fio-plot, a tool that turns FIO benchmark data into nice charts. It allows you to create four types of graphs which will be discussed below.
The github project page explains how to run this tool.
Fio-plot also includes a benchmark script...
Louwrentius
LFS - Linux Firewall Script released
I started a small new Google project for a new script I wrote called LFS.
It stands for Linux...
over a year ago
I started a small new Google project for a new script I wrote called LFS.
It stands for Linux Firewall Script.
I run a small Linux box as an internet router that doubles as a firewall. The
firewall is configured using iptables. In my opinion, iptables is not the
easiest tool to...
Jonas Hietala
Zucchini Crabcakes
With a tiny bit more planning I made a dinner out the lessons 4 and 5 as the crabcakes were only...
over a year ago
With a tiny bit more planning I made a dinner out the lessons 4 and 5 as the crabcakes were only supposed to be an appetizer:
Crabcakes: Surprisingly delicious. Both me and Veronica gives them a 7.
Zucchini: While I thought they passed Veronica said “Zucchini is not my thing” and...
Posts on Made of...
A Brief Introduction to termios: Signaling and Job Control
(This is part three of a multi-part introduction to termios and terminal emulation on UNIX. Read...
over a year ago
(This is part three of a multi-part introduction to termios and terminal emulation on UNIX. Read part 1 or part 2 if you’re new here)
For my final entry on termios, I will be looking at job control in the shell (i.e. backgrounding and foreground jobs) and the very closely related...
Good Enough
Having Trouble Getting Started? Pair Up!
A body at rest tends to stay at rest, and a body in motion tends to stay in motion, unless acted on...
a year ago
A body at rest tends to stay at rest, and a body in motion tends to stay in motion, unless acted on by a net external force.
Sir Isaac Newton
I often find that just getting started is the hardest part of doing something. This is especially true when the project is large or...
Home on Erik...
Implicit data and collaborative filtering
A lot of people these days know about collaborative filtering. It's that Netflix Prize thing, right?...
over a year ago
A lot of people these days know about collaborative filtering. It's that Netflix Prize thing, right? People rate things 1-5 stars and then you have to predict missing ratings.
While there's no doubt that the Netflix Prize was successful, I think it created an illusion that all...
Home on Erik...
Top posts
These are some blog posts which have gotten a disproportionate amount of traffic (10,000+ page...
over a year ago
These are some blog posts which have gotten a disproportionate amount of traffic (10,000+ page views):
2024 It's hard to write code for computers, but it's even harder to write code for humans 2023 Simple sabotage for software 2022 We are still early with the cloud: why...
Louwrentius
HP Proliant Microserver N40L is a great NAS or Router
Update 2012-12-11: It seems that a new and faster version is on the horizon.
Update 2012-12-21:...
over a year ago
Update 2012-12-11: It seems that a new and faster version is on the horizon.
Update 2012-12-21: Yes, the new model G7 N54L is out.
Some products seem almost too good to be true and I think the HP Proliant Microserver N40L is one of them. If you are into the market for a very...
Applied Cartography
Hidden settings are for cowards
At Stripe, we had two abstractions for branching logic in production: flags, which were meant to be...
2 weeks ago
At Stripe, we had two abstractions for branching logic in production: flags, which were meant to be explicitly temporal (temporarily split-testing traffic; rolling out a new feature or code path; exposing a specific path for a cohort of users during a closed beta) and gates,...
Louwrentius
Please use ZFS with ECC Memory
In this blogpost I argue why it's strongly recommended to use ZFS with ECC memory when building a...
over a year ago
In this blogpost I argue why it's strongly recommended to use ZFS with ECC memory when building a NAS. I would argue that if you do not use ECC memory, it's reasonable to also forgo on ZFS altogether and use any (legacy) file system that suits your needs.
Why ZFS?
Many people...
./techtipsy
About the time I used Google Drive as a CMS for a web app
Near the beginning of my software development career, I worked on a pretty
standard web application....
over a year ago
Near the beginning of my software development career, I worked on a pretty
standard web application. The project was not a commercial success, but it did
give me a good technical foundation that turned out to be very useful for my
career so far.
For those interested, the tech...
latest projects -...
Analemmagraph
[Concept] Video of a day, one year in every frame
a year ago
[Concept] Video of a day, one year in every frame
Notes on software...
A minimal REST API in Java
There's a style of Java that is a joy to write. This post will cover
how to set up a basic...
over a year ago
There's a style of Java that is a joy to write. This post will cover
how to set up a basic PostgreSQL-integrated REST API using
Jersey and
JOOQ in a style not dissimilar to Flask and
SQLAlchemy in Python.
In particular, we'll try to avoid as much runtime
reflection/class-loading...
Jonas Hietala
Food vacation in Japan
Me and my friend spent 2 weeks in Japan and had a great time. I wasn’t planning on taking a lot of...
over a year ago
Me and my friend spent 2 weeks in Japan and had a great time. I wasn’t planning on taking a lot of pictures, but I ended up sending a bunch back home as a ways of keeping my family up to date. When I look back most of them are about food… So I’ll turn this into a post about the...
Applied Cartography
Bluesky is good
Three months ago, I wrote Bluesky et al, in which I walked through the various platforms vying for...
a week ago
Three months ago, I wrote Bluesky et al, in which I walked through the various platforms vying for the dubious title of "Twitter's successor" and landed on Bluesky as being my favorite, perhaps less out of its ostensible inherent virtues and more out of the size of its...
Jonas Hietala
Christmas break
So school is on a break and I welcome it with all of my heart. The semester has been pretty fun and...
over a year ago
So school is on a break and I welcome it with all of my heart. The semester has been pretty fun and I really enjoy studying here. We had lisp the whole time which is a pretty sweet little language and if you haven’t, give it a shot. Then we had math and I do like math, although I...
Jonas Hietala
Hearthstone on Wine
I like Hearthstone and recently the next expansion Goblins vs Gnomes so I wanted to install and play...
over a year ago
I like Hearthstone and recently the next expansion Goblins vs Gnomes so I wanted to install and play it. It didn’t work in vanilla wine, with a “time out error”, but I found a bug report which makes it work. Here’s a short summary:
Get wine source from git. My version was...
Willem's Blog
Linking Lemmid Store with kitchens
Designing backend servers to connect with external services is challenging as you need to take into...
over a year ago
Designing backend servers to connect with external services is challenging as you need to take into account unreliability and unpredictability.
Willem's Blog
Using the reMarkable paper tablet
The paper-like display makes you forget about reMarkable's digital innards, working with this tablet...
over a year ago
The paper-like display makes you forget about reMarkable's digital innards, working with this tablet is therefore quite remarkable!
Nabeel S. Qureshi
Reading Notes on “Lost Time: Lectures on Proust in a Soviet Prison Camp”
by Josef Czapski
over a year ago
Jonas Hietala
Postmortem: Beebop The Island Hopper
So I participated in the Ludum Dare for the first time and this is a postmortem of my game Beebop...
over a year ago
So I participated in the Ludum Dare for the first time and this is a postmortem of my game Beebop The Island Hopper for the theme Islands.
About Ludum Dare
Ludum Dare is a competition which runs maybe two times a year and the competition is 24 hours long with a specific theme....
Home on Erik...
3D
Andy Sloane decided to call my 2D visualization and raise it to 3D.
(Looks a little weird in the...
over a year ago
Andy Sloane decided to call my 2D visualization and raise it to 3D.
(Looks a little weird in the iframe but check out the link). It's based on a LDA model with 200 topics, so the artists tend to stick to clusters where each cluster is a topic.
Jonas Hietala
Back to lazy.nvim
Around a month ago I had an affair with rocks.nvim.
It was fun, but I’m back together with lazy.nvim...
6 months ago
Around a month ago I had an affair with rocks.nvim.
It was fun, but I’m back together with lazy.nvim again.
This is a short post to explain why—at this point in time—the grass wasn’t greener on the other side.
Problems with rocks.nvim
Too many weird issues.
I had quite a few...
Jonas Hietala
Why I still blog after 15 years
Time flies when you’re having fun.
Before you know it, your little babies have started school, you...
2 months ago
Time flies when you’re having fun.
Before you know it, your little babies have started school, you celebrate the 30th anniversary of Jurassic Park, and that little blog you started have now been going for 15 years.
15 years is a long time; longer than I’ve been waiting for Winds...
somenice
Painting of Russet Lake
Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the...
3 months ago
Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the natural world is alive with vibrant colours and serene beauty. One of the most stunning scenes unfolds at Russet Lake, where the iconic Fissile Mountain is mirrored perfectly in the...
Posts on Made of...
Why node.js is cool (it's not about performance)
For the past N months, it seems like there is no new technology stack that is either hotter or more...
over a year ago
For the past N months, it seems like there is no new technology stack that is either hotter or more controversial than node.js. node.js is cancer! node.js cures cancer! node.js is bad ass rock star tech!. I myself have given node.js a lot of shit, often involving the phrase...
Applied Cartography
Bozos
Kevin Twohy has a list of heuristics for new projects/clients, and my favorite is simple:
No Bozos....
a month ago
Kevin Twohy has a list of heuristics for new projects/clients, and my favorite is simple:
No Bozos. Simple policy. No exceptions. You know it when you see it.
Every founder has a story about the time that they ignored the red flags and bent over backwards for a particularly...
Notes on software...
First month on a database team
A little over a month ago, I joined EnterpriseDB on a
distributed Postgres product
(PGD). The...
9 months ago
A little over a month ago, I joined EnterpriseDB on a
distributed Postgres product
(PGD). The process of onboarding
myself has been pretty similar at each company in the last decade,
though I think I've gotten better at it. The process is of course
influenced by the team, and my...
Birchtree
Matt is a Mean Guy (hey!)
Matt felt like bringing an intentionally controversial topic, Niléane refuses to admit she's created...
a week ago
Matt felt like bringing an intentionally controversial topic, Niléane refuses to admit she's created a sticky note-based task manager, and everyone gives the iPad some much needed love.
Or watch it on YouTube.
Weekly Topics
Raycast
CleanShot X
Final Cut Pro
Google...
./techtipsy
How to take down production with a single Helm command
You’re Cletus Kubernetus: a software developer, and a proud Fedora Linux
user.1
You know Kubernetes,...
8 months ago
You’re Cletus Kubernetus: a software developer, and a proud Fedora Linux
user.1
You know Kubernetes, especially after the time you migrated some services to it.
Everything is calm.
Your pods are running. Your service is up. Business as usual.
You release some minor changes to...
Jonas Hietala
Why Cryptocurrencies? is now available in print
Today is a big milestone for me, as this marks a big milestone in the biggest personal project I’ve...
over a year ago
Today is a big milestone for me, as this marks a big milestone in the biggest personal project I’ve undertaken.
My book ‘Why Cryptocurrencies?’ is released in print today! It’s my attempt to explain what cryptocurrencies are and what problems they solve, in a simple and...
Jonas Hietala
Focusing Attention: Study Hacking
A week of drawing is over, but I didn’t draw that much. It was a little bit of a fail from my...
over a year ago
A week of drawing is over, but I didn’t draw that much. It was a little bit of a fail from my part.
But the past is the past and this week I’m going to be study focused. Not that I need to study, but I really need to rework my study technique. I’ve been going on like a classical...
Notes on software...
Benchmarking esbuild, swc, tsc, and babel for React/JSX projects
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Notes on software...
Notes on running Electron
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Jonas Hietala
How I made a kick-ass cover for my self-published book
If you want to publish a book, one of the most important things to consider is the cover—after all,...
over a year ago
If you want to publish a book, one of the most important things to consider is the cover—after all, we judge the book by the cover.
And I did it the universally recommended way:
I hired a designer.
Simple, right?
But real talk; it’s not exactly that simple and I did a bunch of...
Home on Erik...
How to set compensation using commonsense principles
Compensation has always been one of the most confusing parts of management to me. Getting it right...
over a year ago
Compensation has always been one of the most confusing parts of management to me. Getting it right is obviously extremely important. Compensation is what drives our entire economy, and you could look at the market for labor as one gigantic resource-allocating machine in the same...
Home on Erik...
Storm in the stratosphere: how the cloud will be reshuffled
Here's a theory I have about cloud vendors (AWS, Azure, GCP):
Cloud vendors1 will increasingly...
over a year ago
Here's a theory I have about cloud vendors (AWS, Azure, GCP):
Cloud vendors1 will increasingly focus on the lowest layers in the stack: basically leasing capacity in their data centers through an API. Other pure-software providers will build all the stuff on top of it.
Jonas Hietala
My Dream Game: The RTS
Even if there are a million great games there’s one that has a very special place in my heart:...
over a year ago
Even if there are a million great games there’s one that has a very special place in my heart: Supreme Commander. It’s not the game I’ve played the most and there might even be games which are better and more fun but supcom was the game that introduced me to competitive gaming...
./techtipsy
Monitoring energy usage with smart plugs, Prometheus and Grafana
This post isn’t a detailed line-by-line tutorial on how to set up each individual piece of the setup...
7 months ago
This post isn’t a detailed line-by-line tutorial on how to set up each individual piece of the setup as those types of
guides tend to get out of date really easily, but if you know your way around Linux and the command line, then you can
definitely replicate this setup on your...
Home on Erik...
Deep learning for... chess
I've been meaning to learn Theano for a while and I've also wanted to build a chess AI at some...
over a year ago
I've been meaning to learn Theano for a while and I've also wanted to build a chess AI at some point. So why not combine the two? That's what I thought, and I ended up spending way too much time on it.
Applied Cartography
Is cool enough?
Via HN I ran into not one but two extremely neat
and pleasant-looking libraries for URL...
9 months ago
Via HN I ran into not one but two extremely neat
and pleasant-looking libraries for URL manipulation. They look like great libraries, and a prior version of me would have taken a brief set of cursory
glances at the hodgepodge of janky URL manipulation code that I wrote for...
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 6. LLVM system calls
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
...
over a year ago
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
3. LLVM
4. LLVM conditionals and compiling fibonacci
5. an x86 upgrade
In this post we'll extend the ulisp
compiler's LLVM backend to
support printing integers to...
Computer Ads from...
Oberon International' Omni-Reader
Audio Engineers announce a revolution in taking words from page to your computer
5 days ago
Audio Engineers announce a revolution in taking words from page to your computer
Posts on Made of...
Conkeror
I’ve recently switched to Conkeror as my primary browser. It started life as a Firefox extension,...
over a year ago
I’ve recently switched to Conkeror as my primary browser. It started life as a Firefox extension, but nowadays it’s a standalone app built on top of Mozilla’s xulrunner, so it uses the Gecko rendering engine.
What it is, is an emacs implemented in Javascript, for the web. This...
Vitalik Buterin's...
How will Ethereum's multi-client philosophy interact with ZK-EVMs?
a year ago
Notes on software...
SQLite in Go, with and without cgo
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Arduino Blog
Adjusting office chair height with simple voice commands
A month ago, ElectronicLab modified his office chair with an electric car jack, giving it motorized...
4 months ago
A month ago, ElectronicLab modified his office chair with an electric car jack, giving it motorized height adjustment. That worked well, but required that he push buttons to raise or lower the seat. Pushing those buttons is a hassle when one’s hands are full, so ElectronicLab...
csvbase blog
You can't just assume UTF-8
How to infer character encodings with statistics
7 months ago
How to infer character encodings with statistics
Posts on Made of...
Check Plus: An EDSL for writing unit tests in C
Check is an excellent unit-testing framework for C code, used by a number of relatively well-known...
over a year ago
Check is an excellent unit-testing framework for C code, used by a number of relatively well-known projects. It includes features such as running all tests in separate address spaces (using fork(2)), which means that the test suite can properly report segfaults or similar crashes...
Home on Erik...
Antipodes
I was playing around with D3 last night and built a silly visualization of antipodes and how our...
over a year ago
I was playing around with D3 last night and built a silly visualization of antipodes and how our intuitive understanding of the world sometimes doesn't make sense. Check out the visualization at bl.ocks.org!
Basically the idea is if you fly from Beijing to Buenos Aires then you...
Ken Shirriff's blog
Wealth distribution in the United States
Forbes recently published the Forbes 400 List for 2024, listing the
400 richest people in the United...
2 months ago
Forbes recently published the Forbes 400 List for 2024, listing the
400 richest people in the United States.
This inspired me to
make a histogram to show the distribution of wealth in the United States.
It turns out that if you put Elon Musk on the graph,
almost the entire US...
Louwrentius
Achieving 220 MB/s network file transfers using Linux Bonding
I wrote an article about the subject of getting beyond the limits of gigabit network file transfers....
over a year ago
I wrote an article about the subject of getting beyond the limits of gigabit network file transfers. My solution is to use multiple gigabit network cards and use Linux interface bonding to create virtual 2 gigabit network interfaces. The solution is to use mode 0 or round robin...
Louwrentius
Why you should not use IPsec for VPN connectivity
IPsec is a well-known and widely-used VPN solution. It seems that it's not widely known that Niels...
over a year ago
IPsec is a well-known and widely-used VPN solution. It seems that it's not widely known that Niels Ferguson and Bruce Schneier performed a detailed security analysis of IPsec and that the results were not very positive.
We strongly discourage the use of IPsec in its current form...
Arduino Blog
Let’s play at the Maker Faire Rome 2024!
We are excited to be back at Maker Faire Rome as a Gold Sponsor of the 12th edition (October 25-27,...
2 months ago
We are excited to be back at Maker Faire Rome as a Gold Sponsor of the 12th edition (October 25-27, 2024), with some exciting experiences lined up for all makers, innovators, and creators who attend! Learn by playing at our booth Visit us at the fair for a playful, interactive...
Jonas Hietala
On The Decline of FPS Games
Mr. Eriksson just sent me this link as a fitting video on my post on The Decline of FPS...
over a year ago
Mr. Eriksson just sent me this link as a fitting video on my post on The Decline of FPS Games.
https://www.youtube.com/watch?v=W1ZtBCpo0eU
Oh How true!
Louwrentius
Did you know that RDP is as insecure as telnet?
Microsoft developed the remote desktop protocol in order to allow remote GUI-
based access to hosts....
over a year ago
Microsoft developed the remote desktop protocol in order to allow remote GUI-
based access to hosts. It is easy to pick on Microsoft and I do respect what
they have accomplished, however, it may not come as a surprise that they did
it all wrong with RDP in terms of security.
By...
./techtipsy
Zimaboard: the closest thing to my dream home server setup
I stumbled upon this Hardware Haven video about the Zimaboard recently.
I liked it a lot.
I finally...
a year ago
I stumbled upon this Hardware Haven video about the Zimaboard recently.
I liked it a lot.
I finally bought one.
In short, Zimaboard is a small single-board computer that is relatively affordable and comes
with an interesting selection of ports, which includes an exposed PCI...
Louwrentius
Understanding the Ubuntu 20.04 LTS Server Autoinstaller
Introduction
Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation...
over a year ago
Introduction
Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation process. This includes support for 'preseeding' to create unattended (automated) installations of ubuntu.
the debian installer
With the introduction of Ubuntu Server 20.04 'Focal...
./techtipsy
techtipsy, now hosted on k-space!
This site is now hosted on infrastructure provided by k-space, a friendly hackerspace in Tallinn,...
a year ago
This site is now hosted on infrastructure provided by k-space, a friendly hackerspace in Tallinn, Estonia.
If you’ve been reading any of my previous posts, you might be wondering why I made that move, especially since I was
quite proud of hosting my website over a residential...
computers are bad
2024-06-08 dmv.org
The majority of US states have something called a "Department of Motor
Vehicles," or DMV. Actually,...
6 months ago
The majority of US states have something called a "Department of Motor
Vehicles," or DMV. Actually, the universality of the term "DMV" seems to be
overstated. A more general term is "motor vehicle administrator," used for
example by the American Association of Motor Vehicle...
Louwrentius
Tracking down a faulty Storage Array Controller with ZFS
One day, I lost two virtual machines on our DR environment after a storage vMotion.
Further...
over a year ago
One day, I lost two virtual machines on our DR environment after a storage vMotion.
Further investigation uncovered that any storage vMotion of a virtual machine residing on our DR storage array would corrupt the virtual machine's disks.
I could easily restore the affected...
Notes on software...
How to get better at recursion
tldr; reimplement standard library functions in your favorite
language without loops.
Background
For...
over a year ago
tldr; reimplement standard library functions in your favorite
language without loops.
Background
For a few years after college I spent a lot of free time doing
projects in Standard ML and Scheme. As a result I got really
comfortable doing recursion. The two big reasons for this...
Applied Cartography
Linear
I invited nickd to join our Linear instance yesterday, which reminded me that I had a slew of notes...
5 days ago
I invited nickd to join our Linear instance yesterday, which reminded me that I had a slew of notes I wanted to publish on our own experience of migrating from GitHub Issues to Linear, and some reflections on it as a product now that we've been using it for a few months.
One...
Posts on Made of...
A brief look at Linux's security record
After the fuss of the last two weeks because of CVE-2010-3081 and CVE-2010-3301, I decided to take a...
over a year ago
After the fuss of the last two weeks because of CVE-2010-3081 and CVE-2010-3301, I decided to take a look at a handful of the high-profile privilege escalation vulnerabilities in Linux from the last few years. So, here's a summary of the ones I picked out. There are also a large...
On Life and Lisp
Passing the reins on Panfrost
Today is my last day at Collabora and my last day leading the Panfrost driver.
It’s been a wild...
a year ago
Today is my last day at Collabora and my last day leading the Panfrost driver.
It’s been a wild ride.
In 2017, I began work on the chai driver for Mali T (Midgard). chai would later be merged into Lyude Paul’s and Connor Abbott’s BiOpenly project for Mali G (Bifrost) to form...
Bryan Braun - Blog
One Million Checkboxes and the fear of viral success
When Nolen Royalty’s One Million Checkboxes site went viral, several people sent me links to it.
If...
4 months ago
When Nolen Royalty’s One Million Checkboxes site went viral, several people sent me links to it.
If you haven't heard of One Million Checkboxes, see the Wikipedia article for more details.
I loved everything about One Million Checkboxes. It was simple but strangely compelling....
Notes on software...
Emulating linux/AMD64 userland: interpreting an ELF binary
In this post we'll stumble toward a working emulator for a barebones C
program compiled for...
over a year ago
In this post we'll stumble toward a working emulator for a barebones C
program compiled for linux/AMD64. The approach will be slightly more
so based on observation than by following a spec; a great way
to quickly become familiar with a topic, and a bad way to...
Notes on software...
Surveying SQL parser libraries in a few high-level languages
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Jonas Hietala
Bitcoin's security isn't binary
I’d like to address a misconception that’s at the core in many Bitcoin discussions lately: Bitcoin’s...
over a year ago
I’d like to address a misconception that’s at the core in many Bitcoin discussions lately: Bitcoin’s security isn’t binary. In fact security in general isn’t black and white. It’s a trade-off being secure enough for your threat model vs the cost and feasibility of your...
Home on Erik...
Recurrent Neural Networks for Collaborative Filtering
I’ve been spending quite some time lately playing around with RNN’s for collaborative filtering....
over a year ago
I’ve been spending quite some time lately playing around with RNN’s for collaborative filtering. RNN’s are models that predict a sequence of something. The beauty is that this something can be anything really – as long as you can design an output gate with a proper loss function,...
Applied Cartography
Mass renaming files in fish on macOS
One of many two-liners to come as I migrate things from the old site onto Obsidian:
brew install...
a year ago
One of many two-liners to come as I migrate things from the old site onto Obsidian:
brew install rename
rename "s/.mdx/.md/" **.md
computers are bad
2023-08-19 meanwhile elsewhere
I had meant to write something today, but I'm just getting over a case of the
COVID and had a hard...
a year ago
I had meant to write something today, but I'm just getting over a case of the
COVID and had a hard time getting to it. Instead I did the yard work, edited
and uploaded a YouTube video, and then spewed out a Cohost thread as long as a
blog post. So in lieu of your regularly...
Louwrentius
Corsair CM PSU-750HX seems ok
I had to replace my Coolermaster PSU and after some searching on the interweb,
I chose the Corsair...
over a year ago
I had to replace my Coolermaster PSU and after some searching on the interweb,
I chose the Corsair CMPSU-750HX. One of the reasons is that Corsair states
that this PSU can withstand 50 degree Celcius in continuous operation on full
load.
The package is very, clean, with all the...
Ken Shirriff's blog
The first microcomputer: The transfluxor-powered Arma Micro Computer from 1962
What would you say is the first microcomputer?1 The Apple I from 1976? The Altair 8800 from...
10 months ago
What would you say is the first microcomputer?1 The Apple I from 1976? The Altair 8800 from 1974?
Perhaps the lesser-known Micral N (1973) or Q1 (1972)?
How about the Arma Micro Computer from way back in 1962.
The Arma Micro Computer was a compact 20-pound transistorized...
Matt Mullenweg
Automattic Alignment
Winston Churchill said, “Never let a good crisis go to waste.” Since I last blogged here, WP Engine...
2 months ago
Winston Churchill said, “Never let a good crisis go to waste.” Since I last blogged here, WP Engine filed a meritless lawsuit and Automattic responded, and there’s been a hurricane of public activity and press. Inside of Automattic, there’s been a parallel debate and process....
OH8HUB’s Substack
A quick visit to Vaajasalo island
Vaajasalo is a small island in lake Kallavesi in eastern Finland with population less than hundred....
a year ago
Vaajasalo is a small island in lake Kallavesi in eastern Finland with population less than hundred. There’s also a winery called Alahovi Berry Wine Farm. They produce berry wines, cider, beer and liqueur. The temptation to visit them was huge, but I was on tight schedule. Maybe...
Louwrentius
Some pretty NAS case designs
If you are planning on building your own NAS box, I have some suggestions
regarding the case.
In my...
over a year ago
If you are planning on building your own NAS box, I have some suggestions
regarding the case.
In my opinion, most computer case designers have absolutely no taste.
Antec and Lian Li do create nice cases, but not that spectacular. And Lian Li is
just very expensive. A fairly new...
Louwrentius
Smoking coolermaster Silent Pro M 600W TN6M50
So I was just messing around on my work station, when suddenly I smelled the
smell any person...
over a year ago
So I was just messing around on my work station, when suddenly I smelled the
smell any person familiar with electronics fears. The smell of some electrical
component burning.
The whole upper floor smelled like something was smoldering. So I shut down
both my storage servers....
Computer Ads from...
Two Interviews with Ken Kaplan, One of the Creators of OS-9
Two interview from two different time periods
3 months ago
Two interview from two different time periods
Jonas Hietala
New Computer!
I briefly mentioned my new computer in the last post and I thought I’d make a post about it, as it’s...
over a year ago
I briefly mentioned my new computer in the last post and I thought I’d make a post about it, as it’s awesome (as all new computers are).
The specs:
GPU: Gigabyte GeForce GTX 550Ti OC 1GB
CPU: Intel core i5 2500K
CPU cooler: Zalman CNPS-9900NT
Motherboard: MSI P67A-C45 REV B3
Ram:...
Jonas Hietala
The T-34 keyboard layout
A couple of months ago I started looking into ergonomical keyboards; mainly split keyboards with...
over a year ago
A couple of months ago I started looking into ergonomical keyboards; mainly split keyboards with much fewer keys, like the 36-key Gergoplex and the 44-key Kyria. I may write another post about the reasons why, but long story short I started getting pain in my thumbs, fingers,...
Jonas Hietala
My book 'Why Cryptocurrencies?' is done
My first commit on my book Why Cryptocurrencies? is from Dec 19, 2018, and now about 17 months later...
over a year ago
My first commit on my book Why Cryptocurrencies? is from Dec 19, 2018, and now about 17 months later and 1006 more commits I’m finally done!
Well, I’m done with the online version at least. I still plan to create an e-book, a PDF and a paperback and who knows how long that will...
Nabeel S. Qureshi
Notes on Karl Popper
A woven web of guesses
over a year ago
Abort Retry Fail
The History of Red Hat
The Billion Dollar Open Source Company
a year ago
The Billion Dollar Open Source Company
Home on Erik...
Buffet lines are terrible, but let's try to improve them using computer simulations
My company has a buffet every Friday, and the lines grow to epic proportions when the food arrives....
over a year ago
My company has a buffet every Friday, and the lines grow to epic proportions when the food arrives. I've suspected for years that the “classic” buffet line system is a deeply flawed and inefficient method, and every time I'm stuck in the line has made me more convinced.
Louwrentius
Script that shows smart values of all disks'
Please use this tool on github instead of this ancient script.
So you have a Linux system with a lot...
over a year ago
Please use this tool on github instead of this ancient script.
So you have a Linux system with a lot of hard drives. If you want to quickly check on some key SMART values to determine the health of individual disks, you might be interested in this script.
I wrote a small Python...
Jonas Hietala
New Year, New Theme: 100 Things
Happy New Year, Everyone! 2009 was great in many ways; I drove a submarine (yeah quite literally), I...
over a year ago
Happy New Year, Everyone! 2009 was great in many ways; I drove a submarine (yeah quite literally), I released 6 experimental games and recently I discovered the completely amazing game Evil Genius but lets try to make 2010 even better!
So let’s forget our small mishaps (yes I’m...
Lighthouse Blog
Updates December 08: YouTube support
a year ago
Good Enough
Yes, Facebook Is Terrible, but Also…
I’m not on Facebook.
It was eight or ten years ago when I left for good.
While there were some good...
a year ago
I’m not on Facebook.
It was eight or ten years ago when I left for good.
While there were some good and useful interactions, the algorithm brought me down, I didn’t have a lot of desire to keep up with old acquaintances, and hearing everyone’s political stance was not good for...
Matt Blewitt
Tools for a Culture of Writing
One of the hardest things we do, as humans, is try and communicate what is going on in our minds to...
over a year ago
One of the hardest things we do, as humans, is try and communicate what is going on in our minds to each other. With significant room for misunderstanding, biases, assumptions and cultural differences, communicating with other engineers (or to stakeholders) appears fraught....
Vitalik Buterin's...
The different types of ZK-EVMs
over a year ago
Home on Erik...
Fermat's principle
I was browsing around on the Internet and the physics geek in me started reading about Fermat's...
over a year ago
I was browsing around on the Internet and the physics geek in me started reading about Fermat's principle. And suddenly something came back to me that I've been trying to suppress for many years – how I never understood why there's anything fundamental about the principal of...
Home on Erik...
Developer experience as a competitive advantage
I spent a ton of time looking at different software providers, both as a CTO, and as a nerd...
over a year ago
I spent a ton of time looking at different software providers, both as a CTO, and as a nerd “advanced” consumer who builds stuff in my spare time. In the last 10 years, there has been an order of magnitude more products that cater directly to developers, through APIs, SDKs, and...
Engineers Need Art
Move Fast and Abandon Things
For every shareware game I released in the 1990's, another four were partially written but put aside...
3 months ago
For every shareware game I released in the 1990's, another four were partially written but put aside and abandoned.
Louwrentius
Achieving 2.3 GB/s with 16 x 4 TB drives
I'm in the process of building a new storage server to replace my 18 TB NAS.
The server is almost...
over a year ago
I'm in the process of building a new storage server to replace my 18 TB NAS.
The server is almost finished, it's now down to adding disk drives. I'm using the HGST 4 TB 7200 RPM drive for this build (SKU 0S03356) (review).
I have not bought all drives at once, but slowly adding...
Louwrentius
ZFS performance on HP Proliant Microserver Gen8 G1610T
I think the HP Proliant Microserver Gen8 is a very interesting little box if you want to build your...
over a year ago
I think the HP Proliant Microserver Gen8 is a very interesting little box if you want to build your own ZFS-based NAS. The benchmarks I've performed seem to confirm this.
The Microserver Gen8 has nice features such as:
iLO (KVM over IP with dedicated network interface)
support...
Home on Erik...
Installing TensorFlow on AWS
Curious about Google's newly released TensorFlow? I don't have a beefy GPU machine, so I spent some...
over a year ago
Curious about Google's newly released TensorFlow? I don't have a beefy GPU machine, so I spent some time getting it to run on EC2. The steps on how to reproduce it are pretty brutal and I wouldn't recommend going through it unless you want to waste five hours of your live.
Computer Ads from...
Salamander Software's Franklin's Tomb
My name is Diamond, Dan Diamond. I'm a private cop.
9 months ago
My name is Diamond, Dan Diamond. I'm a private cop.
Willem's Blog
Dig for dummies
Learn how to use the dig command to query domain name servers to find the source of network...
over a year ago
Learn how to use the dig command to query domain name servers to find the source of network problems, IP-addresses, hostnames, mail servers and related info.
Louwrentius
Why Debian/Ubuntu Linux is to be preferred
There are many Linux distributions around. However, I always come back to just
one: Debian. The...
over a year ago
There are many Linux distributions around. However, I always come back to just
one: Debian. The reason why so many people use Debian is the same reason I
like it so much: software management. With good old apt-get or the new
aptitude, software is installed within minutes. Due to...
computers are bad
2023-08-07 STIRred AND SHAKEN
In a couple of days, I pack up my bags to head for DEFCON. In a rare moment of
pre-planning, perhaps...
a year ago
In a couple of days, I pack up my bags to head for DEFCON. In a rare moment of
pre-planning, perhaps spurred by boredom, I looked through the schedule to see
what's in store in the world of telephony. There is a workshop on SS7, of
course [1], plenty of content on cellular, but...
Jonas Hietala
FTL got a new victim
Faster than Light the great game I lost a ton of time on, has found a new victim. It’s not someone...
over a year ago
Faster than Light the great game I lost a ton of time on, has found a new victim. It’s not someone you’d expect, it’s even someone who said: “What a bad game” when she saw me playing it. But nevertheless this Saturday she played it more than 2.5 hours!
I told Veronica I wanted...
Jonas Hietala
Postmortem: A Geek Valentine
Ah man the mush in my brain is finally letting go and I’m starting to feel this tiny little...
over a year ago
Ah man the mush in my brain is finally letting go and I’m starting to feel this tiny little programming urge again… This time it’s not Haskell or a new experimental game that’s luring me on, no this time it’s me longing to create this fantastic awesome epic RTS game. Sadly it’s a...
OH8HUB’s Substack
Eliminating Radio Interference from Apple charger
Apple's product design teams should do a better job eliminating unwanted radio frequency emissions...
a year ago
Apple's product design teams should do a better job eliminating unwanted radio frequency emissions from their product!
Vitalik Buterin's...
Review of Gitcoin Quadratic Funding Round 4
over a year ago
Yazin Alirhayim
Part 1: Will greater access to capital spark Bahrain’s economy?
Today, I was on a panel discussing lending and access to capital (not a wooden panel, mind you — but...
over a year ago
Today, I was on a panel discussing lending and access to capital (not a wooden panel, mind you — but a panel of speakers. Now that I think about it, we may have been sitting on wooden panel flooring).
At any rate, the discussion covered alot of ground, all as part of the larger...
Computer Ads from...
Bomb Squad Peripherals' BLOWGUN
It Could Have Been a Lot Worse - His Data is BLOWGUN Protected!
6 months ago
It Could Have Been a Lot Worse - His Data is BLOWGUN Protected!
Louwrentius
Visual representation of hard drives and their temperature
If you build a NAS with many drives, it may be of interest to you which
drives get hot and where...
over a year ago
If you build a NAS with many drives, it may be of interest to you which
drives get hot and where they are located in the chassis. My Norco 4020 case
has twenty drives in RAID 6, plus two operating system drives in RAID 1. I
wrote a script that shows me the temperature of each...
Arduino Blog
This giant animatronic LEGO minifig zombie is a delight
LEGO’s minifigs are the perfect canvas for creativity, as their simple plastic forms provide enough...
4 months ago
LEGO’s minifigs are the perfect canvas for creativity, as their simple plastic forms provide enough constraint to force people to consider their art and design choices. That’s exactly the kind of pressure that Wicked Makers’ Jaimie and Jay thrive under, leading them to build this...
watchTowr Labs -...
Veeam Backup & Response - RCE With Auth, But Mostly Without Auth (CVE-2024-40711)
Every sysadmin is familiar with Veeam’s enterprise-oriented backup solution, ‘Veeam Backup &...
3 months ago
Every sysadmin is familiar with Veeam’s enterprise-oriented backup solution, ‘Veeam Backup & Replication’. Unfortunately, so is every ransomware operator, given it's somewhat 'privileged position' in the storage world of most enterprise's networks. There's no point deploying...
Applied Cartography
Notebook as marketing primitive
Earlier this week, I stumbled upon this brilliant marketing-slash-documentation idea from...
2 months ago
Earlier this week, I stumbled upon this brilliant marketing-slash-documentation idea from SingleStore — notebooks as a first-party page! There are a handful of nice things about this idea:
Very easy to fan out. You're not going to really run out of sample notebooks from which you...
Neil Madden
XSS doesn’t have to be game over
There’s a persistent belief among web security people that cross-site scripting (XSS) is a “game...
over a year ago
There’s a persistent belief among web security people that cross-site scripting (XSS) is a “game over” event for defence: there is no effective way to recover if an attacker can inject code into your site. Brian Campbell refers to this as “XSS Nihilism”, which is a great...
Computer Ads from...
Plus Post: Lobo MAX-80
The Computer Tandy Should Have Built (at least according to the ad).
9 months ago
The Computer Tandy Should Have Built (at least according to the ad).
detreville
A writer's autobiography
(Just not mine.)
a year ago
Arduino Blog
Exploring fungal intelligence with biohybrid robots powered by Arduino
At Cornell University, Dr. Anand Kumar Mishra and his team have been conducting groundbreaking...
a month ago
At Cornell University, Dr. Anand Kumar Mishra and his team have been conducting groundbreaking research that brings together the fields of robotics, biology, and engineering. Their recent experiments, published in Science, explore how fungal mycelia can be used to control robots....
computers are bad
2023-07-29 Free Public WiFi
Remember Free Public WiFi?
Once, many years ago, I stayed on the 62nd floor of the Westin Peachtree...
a year ago
Remember Free Public WiFi?
Once, many years ago, I stayed on the 62nd floor of the Westin Peachtree Plaza
in Atlanta, Georgia. This was in the age when the price of a hotel room was
directly correlated with the price of the WiFi service, and as a high school
student I was not...
Louwrentius
'Zabbix Security: client-server communication seems insecure'
Zabbix is a populair tool for monitoring servers, services and network
equipment. For monitoring...
over a year ago
Zabbix is a populair tool for monitoring servers, services and network
equipment. For monitoring hosts, Zabbix provides an agent that can be
installed on the hosts that must be monitored.
Based on the supplied documentation and some remarks on the internets,
the 'security' of...
Push to Prod
Best Questions and Answers to the “Terrifying Netflix Concurrency Bug” Post
Why couldn't we roll back? Weren't we concerned about costs? Why is operating Netflix so...
3 weeks ago
Why couldn't we roll back? Weren't we concerned about costs? Why is operating Netflix so complicated? Plus many others.
./techtipsy
Steam Deck: I like it
I got a Steam Deck.
Only took me a year or so of contemplating getting
one, and trying out HoloISO,...
6 months ago
I got a Steam Deck.
Only took me a year or so of contemplating getting
one, and trying out HoloISO, the unofficial SteamOS installer
finally convinced me to get one.1
It took another year to actually get down to writing down my thoughts on it.
This post is written from the...
computers are bad
2024-09-08 private lines
I have been meaning, for some time, to write about common carrier switching
arrangements (CCSAs)....
3 months ago
I have been meaning, for some time, to write about common carrier switching
arrangements (CCSAs). These could be considered an early form of products like
"virtual private ethernet:" a private telephone network that was served by the
same switching machines that handled the...
Willem's Blog
Migrating to the Cloud
Helping a customer clear its on-premise data room and migrate to the cloud: an adventure full of...
over a year ago
Helping a customer clear its on-premise data room and migrate to the cloud: an adventure full of cables, cabinets and bandwidth!
Applied Cartography
Migrating to Django 5
The total LOC delta to migrate Buttondown from Django 4 to Django 5 was +143, -150. (I was...
2 months ago
The total LOC delta to migrate Buttondown from Django 4 to Django 5 was +143, -150. (I was incentivized to do so because our search right now is quite slow, and the lowest hanging piece of fruit is to move some of the tsvector generation out of band, and I'd rather do that using...
Birchtree
2 weeks to go and I don't think I'll have to eat that AirPod
Last month I made the courageous promise that I would eat an AirPod if a 9to5Mac writer's prediction...
5 days ago
Last month I made the courageous promise that I would eat an AirPod if a 9to5Mac writer's prediction that "[b]efore the end of the year, I have no doubt Apple’s AI features—especially what’s coming in 18.2—will become
Jonas Hietala
I Made It!
It’s been over a year, but I haven’t lost (most) my touch yet! For the second time I’ve completed a...
over a year ago
It’s been over a year, but I haven’t lost (most) my touch yet! For the second time I’ve completed a Ludum Dare! Not an easy feat and yet there are tons of games that look absolutely wonderful. I’m not there yet but now I have at least gotten back into game making again, long...
Engineers Need Art
SystemSix
SystemSix is a desk calendar project that displays the weather forecast and phase of the moon on an...
over a year ago
SystemSix is a desk calendar project that displays the weather forecast and phase of the moon on an e-ink display.
Vitalik Buterin's...
Halo and more: exploring incremental verification and SNARKs without pairings
over a year ago
Posts on Made of...
Stripe's monorepo developer environment
I worked at Stripe for about seven years, from 2012 to 2019. Over that time, I used and contributed...
7 months ago
I worked at Stripe for about seven years, from 2012 to 2019. Over that time, I used and contributed to many generations of Stripe’s developer environment – the tools that engineers used daily to write and test code. I think Stripe did a pretty good job designing and building that...
Computer Ads from...
Creative Computer Publishes Interview with the Guy Behind the Death Star Trench Run (1978)
An Interview With Star Wars Animator Larry Cuba
8 months ago
An Interview With Star Wars Animator Larry Cuba
Home on Erik...
Interview with a Data Scientist: Erik Bernhardsson
I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is...
over a year ago
I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is kind of arguable since (a) all the other ppl in that series are much cooler than me (b) I'm not really a data scientist.
seangoedecke.com RSS...
Building LLM-driven agents
If you want a large language model like GPT-3 to perform a task for you, the simplest way is to just...
a year ago
If you want a large language model like GPT-3 to perform a task for you, the simplest way is to just ask it. Writing out a single prompt…
OH8HUB’s Substack
Spring ham radio activation of Korkattivuori (Mt. Korkatti)
Korkattivuori (“Mount Korkatti”, 186m above sea level) is a small hill and Natura 2000 nature...
a year ago
Korkattivuori (“Mount Korkatti”, 186m above sea level) is a small hill and Natura 2000 nature reserve area near town Haapavesi (pop. 6588) in Finland. The nature reserve area consist of short family friendly hiking path of approximately 1.5km. One end of the path has parking...
Posts on Made of...
Some musings on ORMs
I’m pretty sure every developer who has ever worked with a modern database-backed application,...
over a year ago
I’m pretty sure every developer who has ever worked with a modern database-backed application, particularly a web-app, has a love/hate relationship with their ORM, or object-relational mapper.
On the one hand, ORMs are vastly more pleasant to work with than code that constructs...
Willem's Blog
Offline Music
People sometimes act suprised when I tell them about my music hobby, manually converting CD's to...
over a year ago
People sometimes act suprised when I tell them about my music hobby, manually converting CD's to lossless audio files; there is some reason to this madness however!
GitButler
GitButler 0.12 - "Stingy Baker"
New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
6 months ago
New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
Vitalik Buterin's...
Notes on Blockchain Governance
over a year ago
Posts on Made of...
Suggestion time: What should I blog about?
I haven’t been feeling very motivated to blog lately – I’ve missed the last two weeks of Iron...
over a year ago
I haven’t been feeling very motivated to blog lately – I’ve missed the last two weeks of Iron Blogger, and I’m not totally enthusiastic about any of the items on my “to blog” list.
But, I do enjoy blogging when I actually get into posts, and I’d like to keep updating this blog....
Louwrentius
Why VMware vSphere replication is changing the game
If you are running a serious VMware environment, chances are you do have a SAN. Often with smaller...
over a year ago
If you are running a serious VMware environment, chances are you do have a SAN. Often with smaller setups, many people do employ multiple VMware hosts, but the SAN is a single point of failure.
SANs are often fully redundant devices, with redundant PSUs, storage controllers,...
Computer Ads from...
Page 6 Magazine Interviews the Godfather of Adventure Games, Scott Adams
Scott McNealy talks about Sun Microsystems, RISC, UNIX, and NeXT
4 months ago
Scott McNealy talks about Sun Microsystems, RISC, UNIX, and NeXT
Willem's Blog
CAPTCHA Alternative
If you're looking for a user-friendly alternative for CAPTCHA's you should check this post out where...
over a year ago
If you're looking for a user-friendly alternative for CAPTCHA's you should check this post out where I outline how I protect web forms against malicious actors and spammers.
Arduino Blog
Kick off the Monaco Grand Prix weekend with these Formula 1-inspired Arduino projects
The Monaco Grand Prix is just days away and will likely be one of the most exciting races of the...
7 months ago
The Monaco Grand Prix is just days away and will likely be one of the most exciting races of the season. While most fans can’t participate directly — except as spectators — they can celebrate their passion through DIY projects. That’s why we’ve scoured the community to find the...
Good Enough
Say hello to Jelly: the simplest way to jam on email as a team
Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten...
5 months ago
Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten much quieter this year than last, across this blog, our newsletter, and socials. We’ve been heads down for the last few months on something new, but we’re now ready to come back up...
Louwrentius
Script that deletes old files to keep disk from filling up
When a disk has no free space left, all kinds of trouble can occur.
Therefore, I've created a...
over a year ago
When a disk has no free space left, all kinds of trouble can occur.
Therefore, I've created a script that monitors the used space of a volume
and deletes the oldest file if a certain threshold is reached.
The script will keep on deleting the oldest file present on disk until...
Birchtree
When do the Trump flags come down? (members post)
The flags are still flying, celebrating the man, not the country. Why is this something that happens...
a week ago
The flags are still flying, celebrating the man, not the country. Why is this something that happens now, and why is it something only happening on one end of the political spectrum?
Lighthouse Blog
How to import feeds in Lighthouse
8 months ago
Arduino Blog
Turning a desk mat into a MIDI drum kit
Playing drums is a lot of fun, but drum sets are very big and very loud. They also aren’t cheap....
a month ago
Playing drums is a lot of fun, but drum sets are very big and very loud. They also aren’t cheap. Those factors keep them from being an option for many people who would otherwise be interested. Conventional electronic drum sets are much quieter and a bit more compact, but they...
Vitalik Buterin's...
A Note On Charity Through Marginal Price Discrimination
over a year ago
seangoedecke.com RSS...
MCTS and LLMs: what's the big deal?
Everyone on the internet is recently very excited about large language models and Monte Carlo tree...
6 months ago
Everyone on the internet is recently very excited about large language models and Monte Carlo tree search. Going back months, the “Q*” leak…
Arduino Blog
This perplexing robotic performer operates under the control of three different Arduino boards
Every decade or two, humanity seems to develop a renewed interest in humanoid robots and their...
2 months ago
Every decade or two, humanity seems to develop a renewed interest in humanoid robots and their potential within our world. Because the practical applications are actually pretty limited (given the high cost), we inevitably begin to consider how those robots might function as...
Jonas Hietala
Tufte style sidenotes and marginnotes in Pollen
When evaluating Pollen I complained about markdown/pandoc’s lack of sidenote handling. I have solved...
over a year ago
When evaluating Pollen I complained about markdown/pandoc’s lack of sidenote handling. I have solved it for Pollen but felt it deserved it’s own post.
A caveat: I generated Tufte CSS style sidenotes and marginnotes which made it more complex than if I had simply generated...
Notes on software...
Writing an efficient object previewer for JavaScript
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
lcamtuf’s thing
Electric chainsaws and the gorge of misery
Lithium batteries are great -- so why do mid-size electric power tools suck in 2024?
4 months ago
Lithium batteries are great -- so why do mid-size electric power tools suck in 2024?
Simply Explained
Make Your Garage Door Opener Smart: Shelly 1, ESPHome and Home Assistant
I've been adding more and more devices to my smart home lately, so naturally, my garage door opener...
over a year ago
I've been adding more and more devices to my smart home lately, so naturally, my garage door opener had to follow. But instead of swapping it out for a new unit, I used a Shelly 1 and a cheap door contact sensor to make it smart for less than $20!It runs ESPHome (open-source, no...
lcamtuf’s thing
A 15-minute intro to involute gears
Involute gears are everywhere: toys, kitchen appliances, cars. But what's so special about their...
a month ago
Involute gears are everywhere: toys, kitchen appliances, cars. But what's so special about their shape?
Louwrentius
Personal Security: erase your computer or phone before repair
Computer nerds are self sufficient when it comes to fixing their computer. Non-computer experts have...
over a year ago
Computer nerds are self sufficient when it comes to fixing their computer. Non-computer experts have to find some other person with greater computer knowledge to repair their computer or phone. That person will then be able to access all data stored on their computer or phone.
By...
Vitalik Buterin's...
La Guía Incompleta de los Rollups
over a year ago
Vitalik Buterin's...
Review: museums of the future, Dubai and Tokyo
4 months ago
On Life and Lisp
The Apple GPU and the Impossible Bug
In late 2020, Apple debuted the M1 with Apple’s GPU architecture, AGX, rumoured to be derived from...
over a year ago
In late 2020, Apple debuted the M1 with Apple’s GPU architecture, AGX, rumoured to be derived from Imagination’s PowerVR series. Since then, we’ve been reverse-engineering AGX and building open source graphics drivers. Last January, I rendered a triangle with my own code, but...
Notes on software...
How to recommend books, or, stop recommending SICP
Many "must-read" books are not well-written. I try to read a
lot, but I
still have a low tolerance...
over a year ago
Many "must-read" books are not well-written. I try to read a
lot, but I
still have a low tolerance for bad writing and bad editing. I write
this post both to discourage thoughtless recommendations and to
encourage the receivers of bad recommendations.
For software developers,...
seangoedecke.com RSS...
Acing the coding challenge
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview...
over a year ago
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview scenarios, typically a coding challenge is not a…
Arduino Blog
A beautiful custom calculator built with IV-12 VFD tubes
Nixie tubes have been the go-to option for makers looking for retro display aesthetics for many...
6 months ago
Nixie tubes have been the go-to option for makers looking for retro display aesthetics for many years, because their distinct orange glow carries a lot of vintage appeal. But VFD (vacuum fluorescent display) tubes have been gaining in popularity recently and have different —...
Arduino Blog
Use sound to trigger your camera’s flash with this DIY device
In the world of photography, the exposure triangle is immutable. To get a properly exposed photo...
2 months ago
In the world of photography, the exposure triangle is immutable. To get a properly exposed photo (not too bright or too dark), you need a balance of aperture size (how much light gets in), shutter speed (how long the light gets in), and ISO (sensitivity to light at the expense of...
anderegg.ca
Maybe Bluesky has “won”
November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X....
a month ago
November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X. Many are choosing Bluesky. I’ve seen a bunch of takes about this recently, but I keep seeing things I disagree with. I figure that’s a good enough excuse to write more about this...
Louwrentius
'lm-sensors: hardware monitoring with the w83627ehf module'
I have two systems that use the w83627ehf driver for hardware monitoring.
However, if this driver is...
over a year ago
I have two systems that use the w83627ehf driver for hardware monitoring.
However, if this driver is installed with a regular modprobe like:
modprobe w83627ehf
The result will be:
FATAL: Error inserting w83627ehf
(/lib/modules/2.6.28-1-amd64/kernel/drivers/hwmon/w83627ehf.ko):...
Home on Erik...
Subway waiting math
Why does it suck to wait for things? In a previous post I analyzed a NYC subway dataset and found...
over a year ago
Why does it suck to wait for things? In a previous post I analyzed a NYC subway dataset and found that at some point, quite early, it's worth just giving up.
This isn't a proof that the subway doesn't run on time – in fact it might actually proves that the subway runs really...
Jonas Hietala
2021 in review
A new year is always a good time to review the past year. Funny how this is already the 12th year...
over a year ago
A new year is always a good time to review the past year. Funny how this is already the 12th year I’ve done this kind of quick review… Time sure flies.
2021 Non-Geek Achievements
Started strength training using a strength coach from Kabuki.
I got inspired by the book Peak that...
./techtipsy
Why I went back to using a ThinkPad from 2012
This post is inspired by this article from the Low-tech Magazine.
I highly recommend giving that a...
over a year ago
This post is inspired by this article from the Low-tech Magazine.
I highly recommend giving that a read as well!
Over my lifetime, I’ve used a bunch of different computers, mainly due to new
ideas and requirements popping into my mind every time I’m content with my
current setup....
Applied Cartography
Tailwind black magic: styling paragraphs within tables
The new version of the Buttondown docs site is all in on Keystatic, Markdoc, and Tailwind's...
8 months ago
The new version of the Buttondown docs site is all in on Keystatic, Markdoc, and Tailwind's typography plugin — which makes it really easy to author beautiful docs in plaintext.
We ran into one small issue, which is that the Markdoc renderer likes to place paragraph tags in table...
Lighthouse Blog
Overview of the reading view
6 months ago
Vitalik Buterin's...
La votación mediante blockchain está sobrevalorada entre personas desinformadas pero subestimada...
over a year ago
seangoedecke.com RSS...
Acing the design interview
If you haven’t designed an actual system before, design interviews can be tough. Knowing how to work...
over a year ago
If you haven’t designed an actual system before, design interviews can be tough. Knowing how to work with a particular web service or…
Home on Erik...
Ratio metrics
We run a ton of A/B tests at Spotify and we look at a ton of metrics. Defining metrics is a little...
over a year ago
We run a ton of A/B tests at Spotify and we look at a ton of metrics. Defining metrics is a little bit of an art form. Ideally you want to define success metrics before you run a test to avoid cherry picking metrics.
Home on Erik...
More Luigi: Presentation from OSCON
I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about...
over a year ago
I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about Luigi:
Next week I'm presenting at the NYC Predictive Analytics meetup together with Blake Shaw from Foursquare.
Vitalik Buterin's...
The Revenue-Evil Curve: a different way to think about prioritizing public goods funding
over a year ago
Jonas Hietala
MenuCity: Level 0 Walkthrough
It hasn’t even been a week since I released my latest game MenyCity and already so much positive...
over a year ago
It hasn’t even been a week since I released my latest game MenyCity and already so much positive feedback! I’m so thrilled :) However, all isn’t blue skies and nice sunshine. A lot of times the first question is: How do you play it? or How do you get past the first level? I admit...
./techtipsy
My attempt at archiving nfscars.net
Background
My mother once had a laptop: the Compaq Armada 1592DT. It came with Windows ME which...
over a year ago
Background
My mother once had a laptop: the Compaq Armada 1592DT. It came with Windows ME which later got “upgraded” to Windows 98 SE
after I managed to completely screw up the OS, a whopping 96MB of RAM and a hard drive that probably wasn’t much larger
than 1-3GB. It wasn’t...
Engineers Need Art
Casady & Greene
Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software...
3 months ago
Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software publishing.
Construction Physics
How China Is Like the 19th Century U.S.
I spend a lot of time reading about manufacturing and its evolution, which means I end up repeatedly...
a month ago
I spend a lot of time reading about manufacturing and its evolution, which means I end up repeatedly reading about the times and places where radical changes in manufacturing were taking place: Britain in the late 18th century, the US in the late 19th and early 20th centuries,...
Vitalik Buterin's...
Make Ethereum Cypherpunk Again
12 months ago
Willem's Blog
Some thoughts on touch screen user interface design
I am working on a new app involving personal health that requires a natural intuitive interface that...
over a year ago
I am working on a new app involving personal health that requires a natural intuitive interface that works well on touch screens. It's good to check out some best practices for touch UI design
Engineers Need Art
Building Quarter-Cab - Phase I
Lets build a simple virtual pinball controller to bring more immersion to your game.
7 months ago
Lets build a simple virtual pinball controller to bring more immersion to your game.
Jonas Hietala
Let's build a VORON: Wiring
Dread it. Run from it. Wiring arrives all the same.
It’s time for the part of my VORON build that...
a year ago
Dread it. Run from it. Wiring arrives all the same.
It’s time for the part of my VORON build that I’ve been dreading: the wiring.
It’s scary because I really have no clue what I’m doing, and mistakes can be very costly and time-consuming.
I’ve taken my time to double- and...
Simply Explained
How I Built an NFC Movie Library for my Kids
When I was a kid, my sister and I had a tower of VHS tapes we watched endlessly. Fast-forward to...
a year ago
When I was a kid, my sister and I had a tower of VHS tapes we watched endlessly. Fast-forward to today, and my children's movie collection is vastly different. It's completely digital and dispersed across services. I wanted to recreate the tangible magic of my childhood for them.
Old Vintage...
Pretty pictures, bootable floppy disks, and the first Canon Cat demo?
Now that our 1987 Canon Cat is refurbished and ready to go another nine innings or so, it's time to...
5 months ago
Now that our 1987 Canon Cat is refurbished and ready to go another nine innings or so, it's time to get into the operating system and pull some tricks.
from our historical discussion of the Canon Cat, the Cat was designed by Jef Raskin as a sophisticated user-centric computer...
Matt Blewitt
Everything I Know About Operations, I Learned From NHS 111
Ever heard someone say “It’s only software/money/<trivial thing>, not life or death”, in the context...
over a year ago
Ever heard someone say “It’s only software/money/<trivial thing>, not life or death”, in the context of incidents at your company? Although mostly true, I want to talk about a time in my career when sometimes, just sometimes, it was the latter, and how it shaped my approach to...
Willem's Blog
Why Apple Silicon is a big deal
Never have I been so blown away as by the new MacBook Air with M1 processor. It is a big deal.
over a year ago
Never have I been so blown away as by the new MacBook Air with M1 processor. It is a big deal.
Vitalik Buterin's...
The promise and challenges of crypto + AI applications
10 months ago
Home on Erik...
Detecting corporate fraud using Benford's law
Note: This is a silly application. Don't take anything seriously.
Benford's law describes a...
over a year ago
Note: This is a silly application. Don't take anything seriously.
Benford's law describes a phenomenon where numbers in any data series will exhibit patterns in their first digit. For instance, if you took a list of the 1,000 longest rivers of Mongolia, or the average daily...
Matt Blewitt
Modifying pg_dump To Exclude Event Triggers
At $WORK, we have a case where we have implemented an event trigger to prevent customers from...
5 months ago
At $WORK, we have a case where we have implemented an event trigger to prevent customers from dropping an extension. As this extension is part of contrib and normally installed by users, we can’t prevent them from dropping it normally. However, event triggers can only be created...
latest projects -...
3D Model Viewer Improvements
[Software] Unlocking the embedded gimbals
a year ago
[Software] Unlocking the embedded gimbals
Style over Substance
Leitz Summicron 50mm f/2 rigid (type 2) lens
My newest lens acquisition wasn’t actually originally on my wishlist. I already had a 50mm Summicron...
over a year ago
My newest lens acquisition wasn’t actually originally on my wishlist. I already had a 50mm Summicron lens, though that was the first generation collapsible model known as a Type 1. This lens has lived on my Leica M3 permanently for the past few years, and I have enjoyed the hell...
Arduino Blog
Receive an alert when your device goes offline in Arduino Cloud
You’re managing a network of IoT sensors that monitor air quality across multiple locations....
a month ago
You’re managing a network of IoT sensors that monitor air quality across multiple locations. Suddenly, one of the sensors goes offline, but you don’t notice until hours later. The result? A gap in your data and a missed opportunity to take corrective action. This is a common...
Arduino Blog
Bringing Quake to Arduino: a game-changing project by Nicola Wrachien
Following up on his successful Doom port last year, engineer Nicola Wrachien – who works at Silicon...
2 months ago
Following up on his successful Doom port last year, engineer Nicola Wrachien – who works at Silicon Labs, a leader in secure, intelligent wireless technology for a more connected world and long-time Arduino partner – has now tackled an even bigger challenge: porting Quake, the...
Willem's Blog
Apple Watch as Phone
Embark on a digital detox journey as I swap my smartphone for an Apple Watch Ultra, exploring the...
a year ago
Embark on a digital detox journey as I swap my smartphone for an Apple Watch Ultra, exploring the liberating yet challenging world of wearable tech.
Jonas Hietala
A small LED Cube
As a follow up of my hobby project goals this autumn I have now completed the smallest goal there. I...
over a year ago
As a follow up of my hobby project goals this autumn I have now completed the smallest goal there. I got started a little with soldering by constructing a small 3x3x3 LED cube.
Although extremely hard to see in this picture it actually worked without a hitch! It’s not the...
Matt Mullenweg
GPL Clarification
A quick followup on my prior conversation with Theo. During that chat, I talked briefly about a...
a month ago
A quick followup on my prior conversation with Theo. During that chat, I talked briefly about a trademark infringer that was also distributing nulled plugins. I said “Not illegal. Legal under the GPL. But they weren’t changing the names. They were selling their customers Pro...
Arduino Blog
Coolest controllers ever? Icy gamepads melt in users’ hands
Nintendo’s Joy-Con controller system is very innovative and generally well-regarded, with one major...
5 months ago
Nintendo’s Joy-Con controller system is very innovative and generally well-regarded, with one major exception: stick drift. That’s a reliability issue that eventually affects a large percentage of Joy-Cons, to the frustration of gamers. But what if that was intentional and...
Good Enough
Thoughts On Thoughts
It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our...
a year ago
It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our thoughts and what we believe about them.
Or perhaps we can think of this as an intervention. This post is the circle of friends gathered to help us stop hitting ourselves in the...
Louwrentius
The future of ZFS now that OpenSolaris is dead
With the probable loss of OpenSolaris, there may be another, maybe more
devastating loss.
The very...
over a year ago
With the probable loss of OpenSolaris, there may be another, maybe more
devastating loss.
The very popular and very advanced Zetabyte File System (ZFS)
The only open source platform that actively supports ZFS is FreeBSD. And they
just 'copied' the code from OpenSolaris. Are they...
Arduino Blog
How makers can use AR and VR
Augmented reality (AR) and virtual reality (VR) are both currently experiencing a meteoric rise in...
6 months ago
Augmented reality (AR) and virtual reality (VR) are both currently experiencing a meteoric rise in popularity, with the combined market expected to reach $77 billion by 2025, from just $15.3 billion in 2020. For makers, AR and VR represent exciting opportunities to build new...
Jonas Hietala
A Nice Weekend
I’ve had a pretty nice weekend. On Friday MLG Orlando began and I’ve been staying up to 2 and...
over a year ago
I’ve had a pretty nice weekend. On Friday MLG Orlando began and I’ve been staying up to 2 and sleeping until at least 10 the last days. My inner night-owl is very happy about it, my early-rising girlfriend perhaps not as much, but I think she’s a bit understanding?
On Saturday we...
Louwrentius
'Linux: using disk labels to counter storage device name changes'
My router decided to change the device name for some USB storage devices. So
/dev/sdc was swapped...
over a year ago
My router decided to change the device name for some USB storage devices. So
/dev/sdc was swapped for /dev/sdd and vice versa. The result was some file
system corruption on /dev/sdc, because it was used on a remote system through
iSCSI, using a different file system from...
Posts on Made of...
Advent of Code in C++ Template Metaprogramming
This December, the imp of the perverse struck me, and I decided to see how many days of Advent of...
a year ago
This December, the imp of the perverse struck me, and I decided to see how many days of Advent of Code I could do purely in compile-time C++ metaprogramming.
As of this writing, I’ve done two days, and I’m not sure I’ll make it any further. However, that’s one more day than I...
Abort Retry Fail
The Birth of Windows Gaming
Software is a fluid that expands to fill its container
a year ago
Software is a fluid that expands to fill its container
Christian Selig
Trials and tribulations of 360° video in Juno
In building Juno, a visionOS app for YouTube, a question that’s come up from users a few times is...
10 months ago
In building Juno, a visionOS app for YouTube, a question that’s come up from users a few times is whether it supports 360° and 180° videos (for the unfamiliar, it’s an immersive video format that fully surrounds you). The short answer is no, it’s sort of a niche feature without...
Willem's Blog
Abandoning my own tablet OS
After a year of experimenting with Debian GNU/Linux on a Surface Go 2 I have returned to iPad Pro...
over a year ago
After a year of experimenting with Debian GNU/Linux on a Surface Go 2 I have returned to iPad Pro and the Mac.
Simply Explained
Tuya IR Hub: control Daikin AC (Home Assistant + ESPHome)
The release of ESPHome v1.15 brought better support for infrared climate control. This was enough to...
over a year ago
The release of ESPHome v1.15 brought better support for infrared climate control. This was enough to finally make my YTF IR Hub useable. Here's how I flashed ESPHome onto it and how I configured it for my Daikin AC and Home Assistant.
Arduino Blog
RIoT Secure joins Arduino’s SIPP as Gold Partner
We are excited to announce that RIoT Secure has joined Arduino’s System Integrators Partnership...
6 months ago
We are excited to announce that RIoT Secure has joined Arduino’s System Integrators Partnership Program at the Gold level. Founded in 2017 in Stockholm, Sweden, RIoT Secure is at the forefront of IoT security, especially in regards to resource-constrained microcontrollers,...
OH8HUB’s Substack
Spring day ham radio activation in Hiastinlahti, Finland
Hiastinlahti is a bay where river Iijoki flows into Bothnian Bay, the northernmost part of Gulf of...
a year ago
Hiastinlahti is a bay where river Iijoki flows into Bothnian Bay, the northernmost part of Gulf of Bothnia. This area is a Nature 2000 nature reserve area and good spot for bird watching. The area has a two kilometer long nature trail with fireplace, lean-to and toilet. From the...
computers are bad
2024-08-31 ipmi
I am making steady progress towards moving the Computers Are Bad enterprise
cloud to its new home,...
3 months ago
I am making steady progress towards moving the Computers Are Bad enterprise
cloud to its new home, here in New Mexico. One of the steps in this process is,
of course, purchasing a new server... the current Big Iron is getting rather
old (probably about a decade!) and here in...
Style over Substance
Peak Design quick-connect Leash and Cuff straps
My camera collection has been growing steadily over the years, but it’s been expanding even faster...
over a year ago
My camera collection has been growing steadily over the years, but it’s been expanding even faster during the COVID-19 lockdowns. Online shopping therapy keeps me sane while I’m cooped up at home, and with easy access to eBay and other auction sites my GAS – photographers...
Jonas Hietala
Autumn 2016 Goals Retrospective
Earlier this year I set out some goals I wanted to accomplish this autumn. I accomplished a few...
over a year ago
Earlier this year I set out some goals I wanted to accomplish this autumn. I accomplished a few things and I failed others.
Exercise and Health
Eat more strict LCHF for 1 month ok
Train BJJ or MMA for 1 month ok
2 months of lifting at the gym ok
Powerlifting
100 kg deadlift 5x5...
computers are bad
2023-01-16 huff-duff
We've talked a fair amount about HF radio recently, in the context of OTH
radar. Recall that an...
a year ago
We've talked a fair amount about HF radio recently, in the context of OTH
radar. Recall that an extremely useful property of HF radio here is that HF
frequencies can reflect off of the upper layers of the atmosphere, causing them
to rebound towards earth at a range much further...
Engineers Need Art
VPX Scripting - Part 1 (Teacher's Pet)
The first in a series of posts about scripting Visual Pinball tables.
8 months ago
The first in a series of posts about scripting Visual Pinball tables.
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