Home on Erik...
The relationship between commit size and commit message size
Wow I guess it was more than a year ago that I tweeted this. Crazy how time flies by. Anyway, here's...
over a year ago
Wow I guess it was more than a year ago that I tweeted this. Crazy how time flies by. Anyway, here's my rationale:
When I update one line of code I feel like I have to put in a long explanation about its side effects, why it's fully backwards compatible, and why it fixes some...
Arduino Blog
Assess your aquarium’s health with an AI-enabled ultrasonic sensor
Below the surface of any body of water, harmful amounts of toxic gases and contaminates can...
8 months ago
Below the surface of any body of water, harmful amounts of toxic gases and contaminates can accumulate, which leads to a loss in fish and plant populations if not fixed quickly. But because most water testing, especially in aquariums, is done primarily on the surface, vital...
computers are bad
2024-10-19 land art and isolation
Prescript: I originally started writing this with the intent to send it out to
my supporter's...
3 months ago
Prescript: I originally started writing this with the intent to send it out to
my supporter's newsletter, EYES ONLY, but it
got to be long and took basically all day so I feel like it deserves wider
circulation. You will have to tolerate that it begins in the more
conversational...
watchTowr Labs
“To live is to fight, to fight is to live! - IBM ODM Remote Code Execution
In previous blogs, we’ve discussed some of the big players in the enterprise software space, but...
11 months ago
In previous blogs, we’ve discussed some of the big players in the enterprise software space, but there is one that we have not mentioned before, that is - quite frankly - the heavy-weight champion of the world in terms of applications for large enterprises. With over a hundred
Birchtree
Gemini 2.0: speed and deep research impress
From The Keyword Google blog: Introducing Gemini 2.0: Our New AI Model for the Agentic Era
Today...
a month ago
From The Keyword Google blog: Introducing Gemini 2.0: Our New AI Model for the Agentic Era
Today we’re excited to launch our next era of models built for this new agentic era: introducing Gemini 2.0, our most capable model yet. With new advances in multimodality —
latest projects -...
Smallest USB-C MIDI Synth
[Hardware] The smallest and silliest MIDI synth yet
a year ago
[Hardware] The smallest and silliest MIDI synth yet
Jonas Hietala
2022 in review
A bit late, but it’s time for my yearly review. It’s something I like doing for myself and it’s nice...
a year ago
A bit late, but it’s time for my yearly review. It’s something I like doing for myself and it’s nice to see that despite a tough year I’ve done some good things.
2022 Non-Geek Achievements
We got our third child!
This time we got a girl to complement our two boys, and I love them...
Jonas Hietala
2019 in Review
As is tradition a quick rundown of the year is due. It’s been good to do as it makes me reflect on...
over a year ago
As is tradition a quick rundown of the year is due. It’s been good to do as it makes me reflect on the past year, and see that I did indeed do some things, and to look ahead a little.
2019 Non-Geek Achievements
Played around with Isidor.
It’s hard to describe how happy a kid can...
Push to Prod
Metrics Are The Map, Not The Territory
We can never obtain a complete and perfect understanding of what our systems are doing. All we have...
5 months ago
We can never obtain a complete and perfect understanding of what our systems are doing. All we have are incomplete signals to inform our theories.
Computer Ads from...
Ampere WS-1
A cool Japanese clamtop
10 months ago
Applied Cartography
Weird test: internal link checking
I wrote last month about using weird tests. Here's another example: checking for broken internal...
9 months ago
I wrote last month about using weird tests. Here's another example: checking for broken internal links in our upcoming docsite redesign!
const extractInternalLinks = (content: string): string[] => {
// Check for internal links only, in the form of [text](/path).
const...
Computer Ads from...
Plus Post: Rockwell AIM 65
The Company Rockwell International has been around for quite a while. Willard Rockwell started the...
8 months ago
The Company Rockwell International has been around for quite a while. Willard Rockwell started the company in 1919 to sell a newly designed truck axle bearing. Over the years, Rockwell acquired businesses in many different fields, including defense, industrial electronics,...
Home on Erik...
Looking for smart people
I haven't mentioned what I'm currently up to. Earlier this year I left Spotify to join a small...
over a year ago
I haven't mentioned what I'm currently up to. Earlier this year I left Spotify to join a small startup called Better. We're going after one of the biggest industries in the world that also turns out to be completely broken.
Posts on Made of...
DEF CON
I’m sitting in the airport in Las Vegas on the way back from DEF CON 15. It’s the first time I’ve...
over a year ago
I’m sitting in the airport in Las Vegas on the way back from DEF CON 15. It’s the first time I’ve been at the con, and it wasn’t really what I expected. Frankly, I walked away feeling kinda underwhelmed.
Very few of the talks were as technical as I was hoping – they were almost...
Home on Erik...
I already found the best gifs
Just search for “hackers gif“.
There you go. Fun for your work emails for the next 500 years. From...
over a year ago
Just search for “hackers gif“.
There you go. Fun for your work emails for the next 500 years. From the awesome movie Hackers. That movie together with The Warriors convinced me that I wanted to live in NYC when I was like… 14 years old.
Good Enough
Good Enough, A Serious Business
Hello reader, my name is Shawn, and I'm one of the co-founders of Good Enough. I'd like to tell you...
a year ago
Hello reader, my name is Shawn, and I'm one of the co-founders of Good Enough. I'd like to tell you a bit about how Good Enough came to be and what we plan on doing here.
Barry and I started working together again in early 2022. By “work,” I mean that I’d show up on Slack for a...
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...
Notes on software...
Make your own way
Over the years, I have repeatedly felt like I missed the timing for a
meetup or an IRC group or...
a year ago
Over the years, I have repeatedly felt like I missed the timing for a
meetup or an IRC group or social media in general. I'd go to a meetup
every so often but I'd never make a meaningful connection with people,
whereas everyone else knew each other. I'd join an IRC group and...
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...
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...
4 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)...
./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...
./techtipsy
Self-hosting Wikipedia using Kiwix
Do you have a need to host Wikipedia on your computer?
Or a StackExchange site, like Super...
over a year ago
Do you have a need to host Wikipedia on your computer?
Or a StackExchange site, like Super User?
It’s easier than you think!
Step 1: download stuff!
The Kiwix project provides ZIM files for many popular websites, including Wikipedia.
These files can be downloaded over at Kiwix...
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.
Arduino Blog
Deploy your smart meeting room management system with Arduino GIGA
Managing shared spaces, especially meeting rooms, can be a headache in busy offices. At Arduino,...
a month ago
Managing shared spaces, especially meeting rooms, can be a headache in busy offices. At Arduino, we’ve experienced it firsthand in our flexible and dynamic offices around the world – where colleagues could often be seen wandering around with their laptops, trying to find a quiet...
./techtipsy
The minimum viable fan control script
I’ve always been a fan of tinkering with cooling setups on my computers.
I’ve even went as far as...
over a year ago
I’ve always been a fan of tinkering with cooling setups on my computers.
I’ve even went as far as writing crappy
solutions to make up for
deficiencies on the hardware level. After years of dumb experiments I’ve seen
how little you can get away with in cooling and how to run your...
Jonas Hietala
Dijkstra's Algorithm
For rust, I’m updating the documentation for the standard library and specifically with the...
over a year ago
For rust, I’m updating the documentation for the standard library and specifically with the collections. For the priority queue I had the idea to use Dijkstra’s algorithm as a fun example. That idea was well received and that example is now live.
At first I wanted to use A* to...
Jonas Hietala
Let's build a VORON: Software
The build continues, now in a little more familiar territory.
Firmware flashing
To flash the...
a year ago
The build continues, now in a little more familiar territory.
Firmware flashing
To flash the firmware I had to order a microSD card reader.
With that on hand the flashing wasn’t difficult. The VORON docs walks you through the installation very well.
Mainsail
I chose to install...
./techtipsy
The best laptop is the one somebody else had
In 2011, I was finishing 9th grade. As a gift, I got to choose a laptop in the
400 EUR range. I...
2 months ago
In 2011, I was finishing 9th grade. As a gift, I got to choose a laptop in the
400 EUR range. I ended up picking
an ASUS Eee PC 1201PN. It was new and the
first computer in my life that was 100% mine, but awfully slow for a lot of tasks.
It was so slow that I ended up giving...
Notes on software...
SMTP protocol basics from scratch in Go: receiving email from Gmail
I've never run my own mail server before. Before today I had no clue
how email worked under the hood...
over a year ago
I've never run my own mail server before. Before today I had no clue
how email worked under the hood other than the very few times I've set
up mail clients.
I've heard no few times how hard it is to send mail from a
self-hosted server (because of spam filters). But how hard can...
watchTowr Labs
Auth. Bypass In (Un)Limited Scenarios - Progress MOVEit Transfer (CVE-2024-5806)
In the early hours of a day in a month in 2024, watchTowr Labs was sent a chat log:
13:37 -!-...
7 months ago
In the early hours of a day in a month in 2024, watchTowr Labs was sent a chat log:
13:37 -!- dav1d_bl41ne [def_not_phalanx@kernel.org] has joined #!hack (irc.efnet.nl)
13:37 -!- dav1d_bl41ne changed the topic of #!hack to: mag1c sh0w
Willem's Blog
Using AI to generate code
Discover how AI-generated code can revolutionise your software development process and optimise...
a year ago
Discover how AI-generated code can revolutionise your software development process and optimise cloud performance in our fascinating exploration of GPT-4's transformative capabilities.
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...
Louwrentius
'Secure programming: how to implement user account management'
Most web applications work like this:
The application uses a single database account to perform all...
over a year ago
Most web applications work like this:
The application uses a single database account to perform all actions. Users
are just some records in a table. Account privileges and roles are part of
this table, or separate tables.
This implies that all security must be designed and build...
Arduino Blog
Why do OTA updates matter in IoT?
Imagine you’ve just installed your state-of-the-art lighting control system, perfectly hidden in a...
7 months ago
Imagine you’ve just installed your state-of-the-art lighting control system, perfectly hidden in a box inside a wall, and everything seems to be working like a charm. But then, you spot a bug in the firmware. The thought of pulling the hardware back out sends shivers down your...
Engineers Need Art
Stereographer
Experimenting in stereo photography and I write an app to create old-fashioned stereoscopic cards.
5 months ago
Experimenting in stereo photography and I write an app to create old-fashioned stereoscopic cards.
Applied Cartography
Using Cursor to port Django tests to pytest
When it comes to AI tooling, I am equal parts optimist and cynic. I have no moral qualm with using...
5 months ago
When it comes to AI tooling, I am equal parts optimist and cynic. I have no moral qualm with using these tools (Supermaven is a pretty heavy part of my day-to-day work), but have found most tools quite bad by the metric of "do they make me more productive on Buttondown's code...
computers are bad
2023-09-03 plastic money
You will sometimes hear someone say, in a loose conceptual sense, that credit
cards have money in...
a year ago
You will sometimes hear someone say, in a loose conceptual sense, that credit
cards have money in them. Of course we know that that isn't the case; our
modern plastic card payment network relies on online transactions where the
balance tracking and authorization decisions happen...
./techtipsy
My server setups throughout the years
My self-hosting adventure started during my university days. Once I actually had money to buy myself...
over a year ago
My self-hosting adventure started during my university days. Once I actually had money to buy myself a decent used laptop
(ThinkPad T430) that had more than 3GB of RAM that my ThinkPad T60 had, I could use some of my older hardware as
testbeds for any of the stupid ideas that I...
Buck on Software
Category velocity
People make decisions, not businesses.
over a year ago
People make decisions, not businesses.
computers are bad
2024-01-21 multi-channel audio part 1
Stereophonic or two-channel audio is so ubiquitous today that we tend to refer
to all kinds of...
a year ago
Stereophonic or two-channel audio is so ubiquitous today that we tend to refer
to all kinds of pieces of consumer audio reproduction equipment as "a stereo."
As you might imagine, this is a relatively modern phenomenon. While stereo
audio in concept dates to the late 19th...
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.
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...
Willem's Blog
The value of notifications
It's easy to dismiss your phone's notifications as something that disturbs you, but if you take the...
over a year ago
It's easy to dismiss your phone's notifications as something that disturbs you, but if you take the time to set them up correctly, notifications can actually save you time!
Jonas Hietala
2016 in Review
See the previous reviews.
2016 Geek Achievements
Placed 2nd in Linköping’s Regional in...
over a year ago
See the previous reviews.
2016 Geek Achievements
Placed 2nd in Linköping’s Regional in Netrunner.
Won a couple of smaller Netrunner tournaments.
Got Veronica to play Game of Thrones with us. She beat us and she loved it!
Programmed a little bit of Elixir and a tiny bit of front...
Neil Madden
Galois/Counter Mode and random nonces
It turns out you can encrypt more than 2^32 messages with AES-GCM with a random nonce under certain...
8 months ago
It turns out you can encrypt more than 2^32 messages with AES-GCM with a random nonce under certain conditions. It’s still not a good idea, but you can just about do it. #cryptography
Jonas Hietala
First impressions of Ghostty
There are two conflicting forces in play in setting up your computer environment:
It’s common to...
2 weeks ago
There are two conflicting forces in play in setting up your computer environment:
It’s common to find people get stuck at the extreme ends of the spectrum;
some programmers refuse to configure or learn their tools at all, while others get stuck re-configuring their setups...
Christian Selig
Announcing Juno 2.0
Juno’s been a really fun project to build, and it’s been so great hearing how other people have been...
6 months ago
Juno’s been a really fun project to build, and it’s been so great hearing how other people have been enjoying Juno since its launch, as well as providing awesome feedback and input to improve it.
Today I’m releasing Juno 2.0, which incorporates a ton of that community feedback,...
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!
Christian Selig
Trials and Tribulations of Making an Interruptable Custom View Controller Transition on iOS
I think it’s safe to say while the iOS custom view controller transition API is a very powerful one,...
over a year ago
I think it’s safe to say while the iOS custom view controller transition API is a very powerful one, with that power comes a great deal of complexity. It can be tricky, and I’m having one of those days where it’s getting the better of me and I just cannot get it to do what I want...
Old Vintage...
MacLynx beta 5: UTF-8, pull-down menus and more dialogue boxes, oh my!
I've been working off and on doing further Mac-ification to my updated fork of MacLynx, the System...
a year ago
I've been working off and on doing further Mac-ification to my updated fork of MacLynx, the System 7-compatible port of the venerable text browser Lynx for classic 68K Macintoshes (and Power Macs) running A/UX 3.x or System 7.x and later. There's still more to do, but a lot has...
seangoedecke.com RSS...
Protecting your time from predators in large tech companies
If you’re a competent software engineer at a large tech company, your time is in very high demand....
4 days ago
If you’re a competent software engineer at a large tech company, your time is in very high demand. Lots of people will want you to do things…
Arduino Blog
Track the location history of your devices in Arduino Cloud IoT dashboards
Asset tracking has become increasingly crucial across various industries and applications. Whether...
7 months ago
Asset tracking has become increasingly crucial across various industries and applications. Whether you’re a logistics company monitoring your fleet, a conservation organization tracking wildlife, or an individual passionate about outdoor adventures, the ability to track and...
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...
Odds and Ends of...
Why we need seven bins
It's time for some #binchat
a month ago
It's time for some #binchat
computers are bad
2024-07-20 minuteman missile communications
A programming note: I am looking at making some changes to how I host things
like Computers Are Bad...
6 months ago
A programming note: I am looking at making some changes to how I host things
like Computers Are Bad and wikimap that are going to
involve a lot more recurring expense. For that and other reasons, I want to see
if y'all would be willing to throw some money my way. If everyone...
Jonas Hietala
It's Time for More School
Today it’s finally starting again and it’s off with a flying start. We have 11 lectures this first...
over a year ago
Today it’s finally starting again and it’s off with a flying start. We have 11 lectures this first week and an absolutely smacked schedule. If that wasn’t enough I also have a mentor time to prepare for and I need to start Taekwon-do again.
On another note Ḯ’m currently plowing...
Vitalik Buterin's...
[Mirror] A Proof of Stake Design Philosophy
over a year ago
computers are bad
2023-02-17 something up there pt II
As we discussed previously,
the search for UAP is often contextualized in terms of the events of...
a year ago
As we discussed previously,
the search for UAP is often contextualized in terms of the events of 2017:
the public revelation of the AATIP and alien-hunting efforts by Robert Bigelow
and Tom DeLonge. While widely publicized, these programs seem to have lead to
very little. I...
./techtipsy
Oops, I published my drafts!
Those of you who follow my blog using the RSS feed might have seen that new, incomplete posts popped...
11 months ago
Those of you who follow my blog using the RSS feed might have seen that new, incomplete posts popped up around the time
I published my FOSDEM 2024 post.
Oops.
I recently tried looking for an alternative to writing blog posts in IntelliJ and out of all the options I stuck...
Computer Ads from...
American Heart Association
A PSA and an Ad
2 months ago
Posts on Made of...
Thoughts On Kubernetes
I spent a while the last week porting livegrep.com from running directly AWS to running on...
over a year ago
I spent a while the last week porting livegrep.com from running directly AWS to running on Kubernetes on Google’s Cloud Platform (specifically, the google container engine, which provisions and manages the cluster for me).
I left this experience profoundly enthusiastic about the...
Willem's Blog
Do amazing things with a focused mind
Read about my experience during the workshop I got as a birth day present involving the Wim Hof...
over a year ago
Read about my experience during the workshop I got as a birth day present involving the Wim Hof Method.
Arduino Blog
Making fire detection more accurate with ML sensor fusion
The mere presence of a flame in a controlled environment, such as a candle, is perfectly acceptable,...
5 months ago
The mere presence of a flame in a controlled environment, such as a candle, is perfectly acceptable, but when tasked with determining if there is cause for alarm solely using vision data, embedded AI models can struggle with false positives. Solomon Githu’s project aims to lower...
Ken Shirriff's blog
It's time to abandon the cargo cult metaphor
The cargo cult metaphor is commonly used by programmers.
This metaphor was popularized by Richard...
a week ago
The cargo cult metaphor is commonly used by programmers.
This metaphor was popularized by Richard Feynman's
"cargo cult science" talk with a vivid description of South Seas cargo cults.
However, this metaphor has three major problems.
First,
the pop-culture depiction of cargo...
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.
Good Enough
Lettini is Good Enough
We put a lot of ourselves into our work, and it occurs to us that you, dear reader, might not know...
a year ago
We put a lot of ourselves into our work, and it occurs to us that you, dear reader, might not know much about us. So we’re starting a new Q&A column to introduce ourselves, one-at-a-time, starting with our resident designer…
Who the hell do you think you are?
👋 Hello, I’m...
Jonas Hietala
Recent experiences with Netrunner tournaments
After a bit of a hiatus after the Winter Kit Tournament the 16th January I participated in three...
over a year ago
After a bit of a hiatus after the Winter Kit Tournament the 16th January I participated in three tournaments during February - March. After each of these tournaments I started a writeup of them but they fell off my mind a bit but consider this my break with my blogging...
Louwrentius
Calculating EXT2 EXT3 EXT4 stride size when using RAID
When formatting a RAID device with an EXT filesystem, it is always advised to
specify a stride size....
over a year ago
When formatting a RAID device with an EXT filesystem, it is always advised to
specify a stride size. The format utility will take this stride size into
account when formatting a device. The stride size is the number you get when
you divide the 'chunck' size, as specified with...
Construction Physics
Why the U.S. Can’t Build Icebreaking Ships
I want to say thank you to all the people who sent condolences following last week’s post,...
3 months ago
I want to say thank you to all the people who sent condolences following last week’s post, especially those who shared their own stories of loss.
Abort Retry Fail
Housekeeping for 20240309
Super quick updates
10 months ago
Louwrentius
Understanding Windows KMS and MAK volume license activation
Introduction
If you have to administer a large number of PCs running Windows, you will end up...
over a year ago
Introduction
If you have to administer a large number of PCs running Windows, you will end up creating an automated deployment platform for your Windows clients. You may implement something like Windows Deployment Services.
I used WDS to create a fully automated installation of...
Jonas Hietala
Exploring the Gleam FFI
My brain is a curious thing.
I’m on a business trip right now and I’ve set aside time to finish some...
a year ago
My brain is a curious thing.
I’m on a business trip right now and I’ve set aside time to finish some important todos I want and need to get done.
But instead of focusing on them, I started playing around with Gleam—a young and interesting programming language.
My (current)...
Louwrentius
PPSS version 2.30 now operates asynchronous
If you background a bash or shell process, how do you determine if it has
finished? Since inter...
over a year ago
If you background a bash or shell process, how do you determine if it has
finished? Since inter process communication is not possible using shell
scripts, people often refer to while loops or other polling mechanisms to
determine if some process has stopped.
However, the one...
Posts on Made of...
A Brief Introduction to termios: termios(3) and stty
(This is part two of a multi-part introduction to termios and terminal emulation on UNIX. Read part...
over a year ago
(This is part two of a multi-part introduction to termios and terminal emulation on UNIX. Read part 1 if you’re new here)
In this entry, we’ll look at the interfaces that are used to control the behavior of the “termios” box sitting between the master and slave pty. The behaviors...
Home on Erik...
New approximate nearest neighbor benchmarks
As some of you may know, one of my side interests is approximate nearest neighbor algorithms. I'm...
over a year ago
As some of you may know, one of my side interests is approximate nearest neighbor algorithms. I'm the author of Annoy, a library with 3,500+ stars on Github as of today. It offers fast approximate search for nearest neighbors with the additional benefit that you can load data...
Christian Selig
Beware UserDefaults: a tale of hard to find bugs, and lost data
Excuse the alarmist title, but I think it’s justified, as it’s an issue that’s caused me a ton of...
3 months ago
Excuse the alarmist title, but I think it’s justified, as it’s an issue that’s caused me a ton of pain in both support emails and actually tracking it down, so I want to make others aware of it so they don’t similarly burned.
Brief intro
For the uninitiated, UserDefaults (née...
Matt Blewitt
Logical Replication Guardrails
I’ve been working with logical replication in PostgreSQL recently, and I wanted to share a few...
7 months ago
I’ve been working with logical replication in PostgreSQL recently, and I wanted to share a few thoughts on how to implement some guardrails to make things easier on operators.
GitButler
GitButler is joining the Open Source Pledge
GitButler is joining the Open Source Pledge to help move towards a more sustainable open source...
4 months ago
GitButler is joining the Open Source Pledge to help move towards a more sustainable open source ecosystem.
Posts on Made of...
Wordpress tricks: Disabling editing shortcuts
One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t...
over a year ago
One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t edit text in anything that doesn’t have decent emacs keybindings.
Fortunately, on Linux, at least, GTK provides basic emacs keybindings if you add
gtk-key-theme-name = "Emacs" to...
Old Vintage...
Refurb weekend: PowerBook Duo 2300c
Jerry Seinfeld had one.
many other TV shows and even movies, most notoriously Hackers:
my...
a year ago
Jerry Seinfeld had one.
many other TV shows and even movies, most notoriously Hackers:
my favourite PowerBook 1400: the metal hinges are starting to tear out of their attachment points in the plastic back of the display, and naturally it's the one with all the upgrades in...
Jonas Hietala
My Minions
So I think I made it! It became a pretty different game from what I set out to create, but I’m glad...
over a year ago
So I think I made it! It became a pretty different game from what I set out to create, but I’m glad with how it turned out.
My Minions
Instructions
Build a pathway and then place objects or release minions on it, everything must be on a path. Place musical objects or make the...
Home on Erik...
The number of letters in the word for each number
Just for fun, I generated these graphs of the number of letters in the word for each number. I...
over a year ago
Just for fun, I generated these graphs of the number of letters in the word for each number. I really spent about 10 minutes on this (ok…possibly also another 40 minutes tweaking the plots):
More languages!
Jorge Arango
Humanities Crash Course: Week 1
I’m embarking on a year-long crash course in the humanities. These are my notes for week...
2 weeks ago
I’m embarking on a year-long crash course in the humanities. These are my notes for week 1.
Readings
Following Gioia’s plan, I read six of Plato’s dialogues:
Euthypro,
Apology,
Crito,
Phaedo, and
Books I and VII of The Republic.
I used the beautiful edition published (for free)...
Home on Erik...
A neat little trick with time decay
Something that pops up pretty frequently is to implement time decay, especially where you have...
over a year ago
Something that pops up pretty frequently is to implement time decay, especially where you have recursive chains of jobs. For instance, say you want to keep track of a popularity score. You calculate today's output by reading yesterday's output, discounting it by $$ exp(-lambda...
Old Vintage...
A mostly merry Southern Hemisphere Commodore Christmas
A merry Christmas and happy holidays from the Southern Hemisphere, where it's my year to be with my...
4 weeks ago
A merry Christmas and happy holidays from the Southern Hemisphere, where it's my year to be with my wife's family in regional New South Wales, Australia. A friend of the family had an "old Commodore" in their house and asked if I wanted it. Stupid question, yeah?
The...
GitButler
The New Era of Town Hall Chat
We're moving from Slack to Discord so we can involve our community more. Here's how we did it and...
4 months ago
We're moving from Slack to Discord so we can involve our community more. Here's how we did it and more importantly, why.
Posts on Made of...
Using X forwarding with screen by proxying $DISPLAY
If you’re reading this blog, I probably don’t have to explain why I love GNU screen. I can keep a...
over a year ago
If you’re reading this blog, I probably don’t have to explain why I love GNU screen. I can keep a long-running session going on a server somewhere, and log in and resume my session without losing any state.
I also love X-forwarding. I love being able to log into a remote server...
Home on Erik...
Domains for sale
Contact me at mail at erik bern dot com!
over a year ago
Contact me at mail at erik bern dot com!
Ian's Blog
Pragmatically Generating a Self-Signed Certificate and Private Key using OpenSSL
Recently I found myself needing to generate a HTTPS Server Certificate and Private Key for an iOS...
over a year ago
Recently I found myself needing to generate a HTTPS Server Certificate and Private Key for an iOS app using OpenSSL, what surprised me was the total lack of documentation for OpenSSL.
While there is plenty of function documentation, what OpenSSL really lacks is examples of how it...
Willem's Blog
Fighting backscatter spam at server level
Deal with backscatter spam by implementing a stringent SMTP delivery policy at MTA level.
over a year ago
Deal with backscatter spam by implementing a stringent SMTP delivery policy at MTA level.
Jonas Hietala
The Little Things in Life
It’s the little things in life that makes it extra special. Sometimes it’s the luxury of coffee...
over a year ago
It’s the little things in life that makes it extra special. Sometimes it’s the luxury of coffee together with the morning paper and other times it’s just a small simple smile from a random stranger, kid or dog. Today when I got this bad headache I got saved by a two hour nap and...
Willem's Blog
Data versus Feeling
Do you rely on data or on your feeling when running a Marathon? I decided to run two marathons to...
a month ago
Do you rely on data or on your feeling when running a Marathon? I decided to run two marathons to find out the differences!
Arduino Blog
The Club Master is a Nano RP2040 Connect-powered device that improves your golf swing
When playing golf, few things are as important as using the correct form when swinging, since even...
7 months ago
When playing golf, few things are as important as using the correct form when swinging, since even small deviations can be the difference between a hole-in-one and additional strokes. To improve his game, Concept Bytes has designed a small clip-on device called the “Club Master.”...
Electronics etc…
Tektronix TDS 684B Oscilloscope Button Swap
Introduction
Removing the panels
Swapping a Rotary Encoder
Putting it all back together
End...
9 months ago
Introduction
Removing the panels
Swapping a Rotary Encoder
Putting it all back together
End Result
Introduction
I recently bought a TDS 684B for cheap at a government auction. With 1 GHz BW
and 5 Gsps sample rate, it can be used for those cases where my 350 MHz/2Gsps
Siglent...
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...
Data architecture vs backend architecture
A modern tech stack typically involves at least a frontend and backend but relatively quickly also...
over a year ago
A modern tech stack typically involves at least a frontend and backend but relatively quickly also grows to include a data platform. This typically grows out of the need for ad-hoc analysis and reporting but possibly evolves into a whole oil refinery of cronjobs, dashboards, bulk...
Computer Ads from...
Small Systems Engineering's PETSPEED
Fast Enough for the Human Race
6 months ago
Fast Enough for the Human Race
Louwrentius
The 'hidden' cost of using ZFS for your home NAS
Introduction
Update December 2023:
In June, it was announced that iXsystems would sponsor...
over a year ago
Introduction
Update December 2023:
In June, it was announced that iXsystems would sponsor implementing the VDEV expansion feature. A new pr has been created for this effort. The feature was merged into the code base, but may not be available to the general public before the end...
Notes on software...
Learning a new codebase: hacking on nginx
I have never contributed to nginx. My C skills are 1/10. But
downloading the source, hacking it up,...
over a year ago
I have never contributed to nginx. My C skills are 1/10. But
downloading the source, hacking it up, compiling it, and running it
doesn't scare me. This post is to help you overcome your own fears
about doing so. Not necessarily because you should be running
out-of-tree diffs in...
Louwrentius
Thunderbolt, a cheap high-speed storage interconnect?
Intel and Apple released Thunderbolt a high-speed (10 Gigabit/s) interface, that seems to replace...
over a year ago
Intel and Apple released Thunderbolt a high-speed (10 Gigabit/s) interface, that seems to replace both USB and Firewire. It is mainly targeted at end-user systems allowing to connect peripherals with just a single cable to a computer. Thunderbolt devices, like external hard...
./techtipsy
Shrinkflation, SanDisk style
2023-02-16 update: this post is not about the “GB vs GiB” issue, or the “lost disk space” that...
a year ago
2023-02-16 update: this post is not about the “GB vs GiB” issue, or the “lost disk space” that you
notice after formatting the device in an OS. Please read the article in full before
making inaccurate comments online.
For many years, I have used two SanDisk Ultra 16 GB USB flash...
Home on Erik...
What's up with music recommendations?
I just answered a Quora question about what, if any, are the differences in the algorithms that are...
over a year ago
I just answered a Quora question about what, if any, are the differences in the algorithms that are behind recommendations for music and movies.
Of course, every media type is different. For instance, there's fundamental reasons why latent factor models works really well for...
Willem's Blog
Flying in a C47-A (DC-3) classic plane
Flying in a C47-A Skytrain over The Netherlands is one magnificent birthday gift I received,...
over a year ago
Flying in a C47-A Skytrain over The Netherlands is one magnificent birthday gift I received, experiencing aviation history unlike anything else!
watchTowr Labs
Pots and Pans, AKA an SSLVPN - Palo Alto PAN-OS CVE-2024-0012 and CVE-2024-9474
It'll be no surprise that 2024, 2023, 2022, and every other year of humanities' existence has been...
2 months ago
It'll be no surprise that 2024, 2023, 2022, and every other year of humanities' existence has been tough for SSLVPN appliances.
Anyhow, there are new vulnerabilities (well, two of them) that are being exploited in the Palo Alto Networks firewall and SSLVPN offering, and as ever,...
computers are bad
2024-10-12 commercial HF radio
According to a traditional system of classification, "high frequency" or HF
refers to the radio...
3 months ago
According to a traditional system of classification, "high frequency" or HF
refers to the radio spectrum between 3 and 30 MHz. The label now seems
anachronistic, as HF is among the lowest ranges of radio frequencies that see
regular use. This setting of the goalposts in the early...
Louwrentius
Compiling Multicore PAR2 on Ubuntu 12.04 LTS Precise Pangolin
If you want to compile PAR2 with multicore support on Linux, it may not work right away from source....
over a year ago
If you want to compile PAR2 with multicore support on Linux, it may not work right away from source. I used this version of PAR2 with multicore support.
Update 2015: the original link is dead, I foud a copy of the source and put it on my own site here for you to download.
First,...
Jonas Hietala
Changes
A lot has been going on lately and it feels like I’m being swamped. I can’t complain too much but...
over a year ago
A lot has been going on lately and it feels like I’m being swamped. I can’t complain too much but there are things I’d like to change after the exam period this week.
Program more!
nothing since christmas or someting. I need to finish:
Ada project for school. Can’t believe I...
Birchtree
Grading my 2024 Apple predictions
First off, merry Christmas!
I closed out last year with a series of posts reviewing Apple’s main...
4 weeks ago
First off, merry Christmas!
I closed out last year with a series of posts reviewing Apple’s main product lines, iPhones, iPads, Macs, Watches, and the soon-to-be-released Vision Pro. I’ll be doing that again over the last few days of the year, but in the interest of
Simply Explained
Securely access home network with Cloudflare Tunnel and WARP
When Cloudflare announced that their Tunnel service would become free, I saw an opportunity to...
over a year ago
When Cloudflare announced that their Tunnel service would become free, I saw an opportunity to strengthen the security of my Home Assistant instance. Until now, I have been using Cloudflare's CDN to connect to my HA instance, but that required opening ports on my router and...
Posts on Made of...
A Go/C Polyglot
Writing a Go/C polyglot Someone on a Slack I’m on recently raised the question of how you might...
over a year ago
Writing a Go/C polyglot Someone on a Slack I’m on recently raised the question of how you might write a source file that’s both valid C and Go, commenting that it wasn’t immediately obvious if this was even possible. I got nerdsniped, and succeeded in producing one, which you can...
Jonas Hietala
Ludum Dare 29 Entry
After months of procrastination it is time for me to enter Ludum Dare again!
I am totally...
over a year ago
After months of procrastination it is time for me to enter Ludum Dare again!
I am totally unprepared, but I did setup a setup which actually compiles. I never got audio to run but hopefully I can manage something.
Repository: https://github.com/treeman/LD29. Going for C++ this...
Jonas Hietala
Let's build a VORON: More mods
The printer is done, but I feel one of the best part of a VORON printer is the ability to modify and...
11 months ago
The printer is done, but I feel one of the best part of a VORON printer is the ability to modify and personalize it.
There a tons of mods you can do, and while I’ve done a few there are lots more that I’d like to do some day.
It’s a wonderful feeling to augment the printer with...
Simply Explained
Shelly 2.5 + ESPHome: potential fire hazard + fix
If you have flashed your Shelly 2.5 with ESPHome, make sure to configure GPIO16. Otherwise, the pin...
over a year ago
If you have flashed your Shelly 2.5 with ESPHome, make sure to configure GPIO16. Otherwise, the pin will be short-circuited and cause the unit to heat up significantly, creating a potential fire hazard!
Christian Selig
Choosing a travel pack is hard
I love the “carry-on only” traveling style, it’s cheaper and you don’t have to worry about airlines...
8 months ago
I love the “carry-on only” traveling style, it’s cheaper and you don’t have to worry about airlines losing your stuff. Outside of requiring a bit more planning, what’s not to love?
Turns out this is a beloved product category with a passionate community behind it, and as a result...
Louwrentius
Ubuntu and full disk encryption (FDE)
Ubuntu is based on Debian Linux. As part of a regular Debian installation, you
can choose to create...
over a year ago
Ubuntu is based on Debian Linux. As part of a regular Debian installation, you
can choose to create an encrypted disk volume based on LUKS. This is different
from the option within the Ubuntu installation to encrypt home directories. To
be able to install Ubuntu and use full disk...
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
Jonas Hietala
CS:GO AWP Nerf
When this man opens his mouth, truth comes out.
https://www.youtube.com/watch?v=rsFnJYJ2buU
If I...
over a year ago
When this man opens his mouth, truth comes out.
https://www.youtube.com/watch?v=rsFnJYJ2buU
If I ever make a game and I want someone to balance it and I had the money, I would hire Thorin.
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...
Vitalik Buterin's...
The Limits to Blockchain Scalability
over a year ago
Arduino Blog
This Arduino-controlled machine dispenses the perfect bowl of cereal
Breakfast cereal is controversial. Milk or cereal first? Best cereal to milk ratio? Favorite cereal?...
8 months ago
Breakfast cereal is controversial. Milk or cereal first? Best cereal to milk ratio? Favorite cereal? Most attractive mascot? The opportunities for debate never end. But we can all agree that consistency is key when it comes to the milk:cereal ratio — nobody changes that up from...
Birchtree
The Vision Pro makes Touch ID more appealing
Ryan Christoffel writing on 9to5Mac: Why Vision Pro Is Apple’s Best Reason Yet to Bring Touch ID...
6 days ago
Ryan Christoffel writing on 9to5Mac: Why Vision Pro Is Apple’s Best Reason Yet to Bring Touch ID Back to iPhone
Because Face ID on iPhone does no good when Vision Pro is strapped to your face—an unfortunate detail I’m reminded of every time I
Louwrentius
Cryptocurrencies are detrimental to society
Want to listen to this article?
audio element.
Introduction
How would you explain the inner...
over a year ago
Want to listen to this article?
audio element.
Introduction
How would you explain the inner workings of bitcoin to a person in simple, understandable terms?
source
This explanation seems perfect to me because it illustrates some seriously problematic aspects of...
detreville
Father's Day
(First posted on Father's Day, 2022.)
a year ago
(First posted on Father's Day, 2022.)
Jonas Hietala
Focusing Attention: Programming
These last two weeks have been a small attempt at clearing up my head a bit. I have far too many...
over a year ago
These last two weeks have been a small attempt at clearing up my head a bit. I have far too many things I’d like to do and even if it’s not possible to do them all at once it didn’t stop me from thinking of them. One minute it’s that and the other it’s something completely...
Arduino Blog
Monitoring the weather with an Arduino MKR WiFi 1010-based station
Being able to monitor the weather in real-time is great for education, research, or simply to...
8 months ago
Being able to monitor the weather in real-time is great for education, research, or simply to analyze how the local climate changes over time. This project by Hackster.io user Pradeep explores how he was able to design a simple station outdoors that could communicate with a...
Posts on Made of...
A Cursed Bug
In my day job at Anthropic, we run relatively large distributed systems to train large language...
over a year ago
In my day job at Anthropic, we run relatively large distributed systems to train large language models. One of the joys of using a lot of computing resources, especially on somewhat niche software stacks, is that you spend a lot of time running into the long-tail of bugs which...
Louwrentius
The minimum requirements for a secure system
The most secure server system is a system that is not connected to a network
and turned off....
over a year ago
The most secure server system is a system that is not connected to a network
and turned off. However, little work seems to be getting done this way. So we
want to turn systems on and connect them to a network, or even (God forbid)
the internet.
The thing is this. A system...
Jonas Hietala
HandCash handles require trust and are insecure
The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their...
over a year ago
The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their $handle concept. It’s basically a username you use instead of the normal Bitcoin Cash address, similar to how domain names abstract away IP addresses. For example instead of...
Neil Madden
Entity authentication with a KEM
In cryptography, the process of authenticating a user (or app/service) is known as entity...
a year ago
In cryptography, the process of authenticating a user (or app/service) is known as entity authentication or identification (to distinguish it from message authentication or data origin authentication). There are lots of ways to do this. In this post I’m going to talk about...
Louwrentius
'A Moment Of Silence: OpenSolaris Is Dead'
The last release of OpenSolaris dates back to July 2009. The next release was
scheduled for March...
over a year ago
The last release of OpenSolaris dates back to July 2009. The next release was
scheduled for March 2010, but Oracle did not release anything. It is dead
silent around OpenSolaris.
On 12 July 2010, the OpenSolaris Government Board sent out an ultimatum
to Oracle: "please...
computers are bad
2024-05-15 catalina connections
Some things have been made nearly impossible to search for. Say, for example,
the long-running...
8 months ago
Some things have been made nearly impossible to search for. Say, for example,
the long-running partnership between Epson and Catalina: a query that will
return pages upon pages of people trying to use Epson printers with an old
version of MacOS.
When you think of a point of sale...
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...
lcamtuf’s thing
Random objects: Guycot & Jarre
Early repeating handguns, or another unnecessary excursion into the bowels of history.
7 months ago
Early repeating handguns, or another unnecessary excursion into the bowels of history.
Jonas Hietala
Ludum Dare 17 - an hour or two into it
I decided to participate in the Ludum Dare this time, even though I’ve spent the whole day on a...
over a year ago
I decided to participate in the Ludum Dare this time, even though I’ve spent the whole day on a massage course (which by the way was pretty darn good), and about halfway there this is what I’ve done:
Chockingly… ugly
All is not what meets the eye though, I’ve got the basics done...
Matt Mullenweg
Those Other Lawsuits
It’s a heavy day, and I’m sad to write this. Not sure where to start. In 2022, a lawyer recruited...
3 months ago
It’s a heavy day, and I’m sad to write this. Not sure where to start. In 2022, a lawyer recruited two people who took care of my Mom—an assistant and one of her dozen nurses—to resign and demand a million dollars each, or they would publish horrible things about her in a lawsuit....
Nabeel S. Qureshi
Advice That Actually Worked For Me
My contribution to the 'productivity advice' genre.
over a year ago
My contribution to the 'productivity advice' genre.
Arduino Blog
Meet the CapibaraZero, a multifunctional security and hacking tool based on the Nano ESP32
In recent years, tools such as the FlipperZero have become quite popular amongst hobbyists and...
2 months ago
In recent years, tools such as the FlipperZero have become quite popular amongst hobbyists and security professionals alike for their small size and wide array of hacking tools. Inspired by the functionality of the FlipperZero, Project Hub user ‘andreockx’ created a similar...
Nabeel S. Qureshi
Notes on Puzzles
1. I mostly don’t play chess anymore — it’s too addictive, and tends to take over your brain in a...
a year ago
1. I mostly don’t play chess anymore — it’s too addictive, and tends to take over your brain in a way I don’t like — but one habit I’ve retained is solving puzzles.
Louwrentius
'Tip of the day for every Linux or Unix user: brace expantion'
Searching the web I discovered some really nice feature of the unix shell,
which I didn't know...
over a year ago
Searching the web I discovered some really nice feature of the unix shell,
which I didn't know about.
Try this:
touch foobar.conf
Now try this:
cp foobar.conf{,.bak}
It is equivalent to:
cp foobar.conf foobar.conf.bak
This is also the easiest way to create sequences. Do not use...
Home on Erik...
Deep learning for… Go
This is the last post about deep learning for chess/go/whatever. But this really cool paper by...
over a year ago
This is the last post about deep learning for chess/go/whatever. But this really cool paper by Christopher Clark and Amos Storkey was forwarded to me by Michael Eickenberg. It's about using convolutional neural networks to play Go.
./techtipsy
How I blew up my backup server (Valve pls fix)
It all started with me getting a Steam Deck.
Background
After getting familiar with the Steam Deck...
a year ago
It all started with me getting a Steam Deck.
Background
After getting familiar with the Steam Deck and how the Proton compatibility layer works, I decided to write a
backup script that would back up everything in the home folder, excluding the Steam games themselves due to the...
Old Vintage...
xa (xa65) 2.4.0 - finally
xa (xa65) 2.4.0 is the newest release of André Fachat's fast and portable two-pass 6502/65816...
a year ago
xa (xa65) 2.4.0 is the newest release of André Fachat's fast and portable two-pass 6502/65816 crossassembler; yours truly is the current maintainer and I just punched "live" on it tonight. It runs on Un*xy things and Windows (with Cygwin or msys2 or similar), and probably other...
Good Enough
Pika: Start Your Happy Blog
Have you thought about starting or restarting a blogging habit? Have you wanted to write on the...
11 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...
Old Vintage...
Refurb weekend: Atari Stacy
Ask any Atari Stacy owner how to open an Atari Stacy and the answer is always "never, if you can...
2 weeks ago
Ask any Atari Stacy owner how to open an Atari Stacy and the answer is always "never, if you can avoid it." So I'll just lead with this spoiler image after the refurb to prove this particular escapade didn't completely end in tragedy:
see the much lighter and streamlined STBook...
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...
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...
Neil Madden
I still don’t really get “hash shucking”
If you want to learn how to store passwords securely, you could do a lot worse than looking at the...
a year ago
If you want to learn how to store passwords securely, you could do a lot worse than looking at the OWASP Password Storage Cheat Sheet. These cheat sheets are generally pretty good, and the password storage one is particularly good. The editors do a great job of keeping it up to...
lcamtuf’s thing
Choosing an op-amp for your project
Just say no to LM741.
2 weeks ago
Notes on software...
Static analysis with semgrep: practical examples using Docker
In this post we'll get a basic semgrep environment set up in Docker
running some custom rules...
over a year ago
In this post we'll get a basic semgrep environment set up in Docker
running some custom rules against our code.
Existing linters
Linters like pylint for Python or
eslint for JavaScript are great for general,
broad language standards. But what about common nits in code review
like...
Vitalik Buterin's...
From prediction markets to info finance
2 months ago
Jonas Hietala
A friendly game of Twilight Imperium
A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic.
We...
over a year ago
A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic.
We were six players, most had played the third edition before. As I was quite hyped before the game, I had read up on the rules, watched a let’s play or two and listened to a podcast...
Simply Explained
ESP32: Keep WiFi connection alive with a FreeRTOS task
I have a few ESP32's running in my house. A few of them are running 24/7 and require an always-on...
over a year ago
I have a few ESP32's running in my house. A few of them are running 24/7 and require an always-on WiFi connection. That's been quite tricky to implement. I used to include various checks throughout my code, but that's not scalable.What I need is something running in the...
Willem's Blog
Helping people with free software
This week I helped a man with repairing and reinstalling his computer with Debian GNU/Linux.
over a year ago
This week I helped a man with repairing and reinstalling his computer with Debian GNU/Linux.
Jonas Hietala
Resurrection
Aah what a nice summer!
It was nice to be back in Övertorneå, doing nothing in particular. Just not...
over a year ago
Aah what a nice summer!
It was nice to be back in Övertorneå, doing nothing in particular. Just not having to make lunch and dinner every day is such a relief, and if you do slip up food with grandma or Veronica’s parents is only a phone call away. I watched TV, played...
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...
7 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,...
Yazin Alirhayim
Tracking where a WhatsApp user came from
At Amal, we have an AI chat bot that works over WhatsApp — allowing our customers to speak to their...
over a year ago
At Amal, we have an AI chat bot that works over WhatsApp — allowing our customers to speak to their bank account, asking questions like “What’s my balance” and “How much have I spent on Uber’s this month?”.
A problem we faced really early on when connecting to WhatsApp was that...
Applied Cartography
Is cool enough?
Via HN I ran into not one but two extremely neat
and pleasant-looking libraries for URL...
10 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 document database from scratch in Go: Lucene-like filters and indexes
In this post we'll write a rudimentary document database from scratch
in Go. In less than 500 lines...
over a year ago
In this post we'll write a rudimentary document database from scratch
in Go. In less than 500 lines of code we'll be able to support the
following interactions, inspired by Elasticsearch:
$ curl -X POST -H 'Content-Type: application/json' -d '{"name": "Kevin", "age": "45"}'...
Jonas Hietala
Before the Games: The Site
I’ve got some things I want to do before I start with my next game and they’re all about improving...
over a year ago
I’ve got some things I want to do before I start with my next game and they’re all about improving the site. The last week or so has been extremely productive with me throwing out a lot of wasted code, speeding up the site and adding/removing features and I want to continue with...
latest projects -...
LED Matrix Earrings
[Hardware] Itsy bitsy teeny weeny yellow dot-matrix LED
11 months ago
[Hardware] Itsy bitsy teeny weeny yellow dot-matrix LED
Home on Erik...
It's called Berkson's paradox!
As noted by multiple tweets, my previous post describes a phenomenon denoted Berkson's...
over a year ago
As noted by multiple tweets, my previous post describes a phenomenon denoted Berkson's paradox.
Here's another example: Why Are Handsome Men Such Jerks?
Arduino Blog
Introducing Opta Expansions: scalable simplicity!
Last year, we launched the Arduino Pro Opta: it was an instant success with our community, and...
8 months ago
Last year, we launched the Arduino Pro Opta: it was an instant success with our community, and allowed us to reach PLC engineers with a new solution specifically designed for their needs. To further expand Opta’s capabilities, today the Arduino ecosystem welcomes various...
Good Enough
TIL: Rails has_one Nested Attributes Tweaking
In a project I'm working on right now I've been using a Rails nested form and a couple of things...
a year ago
In a project I'm working on right now I've been using a Rails nested form and a couple of things caught me off guard.
has_one Nested Form Sending id Attribute
In this case I have a nested form that is in a has_one relationship with the parent model.
I think this is a common thing...
csvbase blog
I didn't write any Javascript, and other shortcuts
Getting it done by not doing a lot of it
a year ago
Getting it done by not doing a lot of it
./techtipsy
I encourage you to write a blog
It’s been over 4 years since my first post on this blog.
During those 4 years I’ve written over 90...
4 months ago
It’s been over 4 years since my first post on this blog.
During those 4 years I’ve written over 90 posts, received over 1 million clicks,
a dozen legitimate reader e-mails and thousands of spam e-mails.
And I love it!
I’ve found that writing can be very fulfilling and I encourage...
Louwrentius
Linode hacked: thoughts about cloud security
I bought a Linode VPS for private usage just after the report that Linode had reset all passwords of...
over a year ago
I bought a Linode VPS for private usage just after the report that Linode had reset all passwords of existing users regarding the Linode management console.
Resetting passwords is not something you do when under a simple attack such as a DDOS attack. Such a measure is only taken...
Vitalik Buterin's...
The bulldozer vs vetocracy political axis
over a year ago
Posts on Made of...
Performance engineering, profilers, and seeing the invisible
I was recently introduced to the paper “Seeing the Invisible: Perceptual-Cognitive Aspects of...
a year ago
I was recently introduced to the paper “Seeing the Invisible: Perceptual-Cognitive Aspects of Expertise” by Gary Klein and Robert Hoffman. It’s excellent and I recommend you read it when you have a chance.
Klein and Hoffman discuss the ability of experts to “see what is not...
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...
Willem's Blog
Giving AI Training
Explore the transformative power of AI in everyday work: Dive into firsthand insights from a recent...
a year ago
Explore the transformative power of AI in everyday work: Dive into firsthand insights from a recent AI training session that's reshaping professional landscapes.
Applied Cartography
Truncating timedeltas in Django
Consider a fan-out-ish model that you want to aggregate a bunch of: likes on a post, for...
a week ago
Consider a fan-out-ish model that you want to aggregate a bunch of: likes on a post, for instance.
class Post(models.Model):
created_at = models.DateTimeField()
class Event(models.Model):
post = models.ForeignKey(Post, on_delete=models.CASCADE)
created_at =...
Arduino Blog
Simplifying IoT for smarter manufacturing: Join the chat with Arduino, AWS, and Atlas Machine
We all know that the future of manufacturing lies in IoT — yet the path to adoption can sometimes...
a month ago
We all know that the future of manufacturing lies in IoT — yet the path to adoption can sometimes feel daunting. But what if you could simplify the process and start seeing results quickly? That’s exactly what we’re going to explore in our upcoming Arduino Cloud Café webinar on...
Arduino Blog
Expanding possibilities: Blues Wireless amplifies Opta’s connectivity
Blues Wireless and Arduino have joined forces to create the game-changing Blues Wireless for Arduino...
8 months ago
Blues Wireless and Arduino have joined forces to create the game-changing Blues Wireless for Arduino Opta, unveiled this week at the Automate Show in Chicago. The expansion module is an affordable solution to enhance connectivity options for Arduino Opta micro PLCs, and marks a...
Jonas Hietala
Jonas IceCream Stand
Ahoy there! This time I’ll take you along for a ride with an arty Tycoon game.
Jonas IceCream...
over a year ago
Ahoy there! This time I’ll take you along for a ride with an arty Tycoon game.
Jonas IceCream Stand
Instructions
It should be pretty self-explanatory, it’s a very simply tycoon game.
Credits
Music:
Eric Maskol
Steve Chatterton
Sound effects:
freesound
Rest:
Me
./techtipsy
This site will be offline on 2022-08-17 between 18:00-19:00 EEST
There really isn’t much to say here, nor is there a rational reason behind this.
I just see it as an...
over a year ago
There really isn’t much to say here, nor is there a rational reason behind this.
I just see it as an opportunity to send a signal and test the capabilities of
my UPS.
I’ve prepared for this moment with my self-hosting setup, let’s see how well it
holds up. Hopefully better than...
Old Vintage...
Cracking DesignWare's The Grammar Examiner on the C64
It's been awhile since I've stripped the copy protection off a Commodore 64 software package. This...
a year ago
It's been awhile since I've stripped the copy protection off a Commodore 64 software package. This weekend I had a reason to.
The Grammar Examiner from 1984, something like a mashup between a board game and Strunk and White's Elements of Style, where you get to edit a fictional...
Home on Erik...
On the Equifax breach and how to really prevent identity theft
A funny thing about being a foreigner is how you realize people take broken things for granted. I'm...
over a year ago
A funny thing about being a foreigner is how you realize people take broken things for granted. I'm going to go out on a limb here claiming that the US has a pretty dumb banking system.
Good Enough
Season 1, Issue 5: Promotes Regularity
Good Enough is taking a summer pause! We each have travel plans lined up for the summer. We each...
over a year ago
Good Enough is taking a summer pause! We each have travel plans lined up for the summer. We each have at least two children in our homes, begging for attention. And we each truly appreciate extended breaks as a means of reinvigorating ourselves to the ever important task of...
Buck on Software
Thoughts on SaaS and other things
Welcome to Buck on Software!
over a year ago
Welcome to Buck on Software!
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...
Electronics etc…
Zephyr Ravenna Control Board Replacement
Blog post that probably has an audience of one, myself.
Introduction
Zephyr Ravenna - Confusing...
8 months ago
Blog post that probably has an audience of one, myself.
Introduction
Zephyr Ravenna - Confusing Information
Two PCBs - Control Board & Switch Assembly
Switch of the Breaker!!!
Glass Canopy Removal
Duct Cover Removal
Swapping the Control...
Notes on software...
Studying foreign languages with inbox zero
The only time I've been able to seriously, rapidly improve my ability
to speak a foreign language...
over a year ago
The only time I've been able to seriously, rapidly improve my ability
to speak a foreign language was through intensive language courses in
college. I was forced to actively speak, read, and write Chinese for
6-8 hours a week (1-2 hours every day). Then study another 5-10 hours
a...
Style over Substance
Shooting the Ligero 3D-printed Mamiya Press camera by MaxWanderlush
Last year I started shooting my first 3D-printed camera, a Goodman Zone. It was soon followed by the...
over a year ago
Last year I started shooting my first 3D-printed camera, a Goodman Zone. It was soon followed by the panoramic pinhole Goodman Scura and the MPWide, a modified Fuji Instax Wide 300. The MPWide is a mod by the talented Mario, otherwise known as MaxWanderlush. He has been releasing...
computers are bad
2024-04-26 microsoft at work
I haven't written anything for a bit. I'm not apologizing, because y'all don't
pay me enough to...
9 months ago
I haven't written anything for a bit. I'm not apologizing, because y'all don't
pay me enough to apologize, but I do feel a little bad. Part of it is just that
I've been busy, with work and travel and events. Part of it is that I've
embarked on a couple of writing projects only to...
Vitalik Buterin's...
What do I think about Community Notes?
a year ago
Posts on Made of...
Dear Twitter: Stop screwing over your developers.
I really like Twitter. I think it’s a great, fun, service, that helps enable interesting online...
over a year ago
I really like Twitter. I think it’s a great, fun, service, that helps enable interesting online communities, and is a surprisingly effective way to spread news and information to lots of people online. One of the things that I’ve loved about Twitter is their API, and how open and...
Arduino Blog
The end of Mbed marks a new beginning for Arduino
As you might have heard, on July 9th, Arm announced that the Mbed platform and OS are officially...
6 months ago
As you might have heard, on July 9th, Arm announced that the Mbed platform and OS are officially destined to reach end of life in July 2026, and therefore will no longer be maintained. The news has sent ripples through the embedded development community, particularly affecting...
seangoedecke.com RSS...
What kind of work I want
This article is to help recruiters, hiring managers and myself have a better idea of the kind of...
over a year ago
This article is to help recruiters, hiring managers and myself have a better idea of the kind of places I’d like to work. The short version…
Applied Cartography
Klarna: nineteen years, twenty billion kroner
I tend to ignore the entire genre of what we now refer to as BNPL businesses — Affirm, Afterpay...
a month ago
I tend to ignore the entire genre of what we now refer to as BNPL businesses — Affirm, Afterpay (RIP), Klarna, et al — not for any particular sin I feel that they are committing, but because they in my mind are much less interesting companies with less volatile upside than the...
watchTowr Labs
Visionaries Have Democratised Remote Network Access - Citrix Virtual Apps and Desktops...
Well, we’re back again, with yet another fresh-off-the-press bug chain (and associated Interactive...
2 months ago
Well, we’re back again, with yet another fresh-off-the-press bug chain (and associated Interactive Artifact Generator). This time, it’s in Citrix’s “Virtual Apps and Desktops” offering.
This is a tech stack that enables end-users (and likely, your friendly neighbourhood...
Louwrentius
Migrated this blog from blogger.com to blogofile
Until now, I was hosting my blog on Google's blogger. I switched to using Blogofile. I wanted to...
over a year ago
Until now, I was hosting my blog on Google's blogger. I switched to using Blogofile. I wanted to have more control over my content and the layout.
I had many issues with the blogger blog post editor, resulting in ugly posts with too much white space, strange fonts and fonts...
./techtipsy
How to build a fleet of networked offsite backups using Linux, WireGuard and rsync
Just like most people out there, I have some files that are irreplaceable, such as cat pictures.
At...
a month ago
Just like most people out there, I have some files that are irreplaceable, such as cat pictures.
At one point I had a few single-board computers sitting idle, namely
the Orange Pi Zero and
the LattePanda V1, and a few
1TB SSD-s.
I hate idle hardware, so I did the most sensible...
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...
./techtipsy
My self-hosting setup has an UPS now, here's my experience with it
I changed my setup again.
I’m now the proud owner of an APC Smart-UPS 750.
Why? Because I got it as...
over a year ago
I changed my setup again.
I’m now the proud owner of an APC Smart-UPS 750.
Why? Because I got it as a gift, and I have never actually had an UPS before, so
it makes for a good introduction to this world.
Overview
My setup is quite basic: everything that I have on my table...
Birchtree
📕 I mildly recommend: Life as No One Knows It (members post)
A new book explaining assembly theory, a new way of thinking about the question of "what is life?"
2 weeks ago
A new book explaining assembly theory, a new way of thinking about the question of "what is life?"
Jonas Hietala
Netrunner Lindhska Store Championship Örebro
After the awesomeness during the previous store championship, I decided to go to the store...
over a year ago
After the awesomeness during the previous store championship, I decided to go to the store championship at Lindhska Bokhandel in Örebro.
I brought a modified version of the same corp I used the last time, a Blue Sun kill deck and a new runner with Leela Patel. See the links for...
Birchtree
A quick, incomplete thought about Squid Game 2
This one thing about Squid Game really sticks in my craw…
2 weeks ago
This one thing about Squid Game really sticks in my craw…
Birchtree
Was 2024 a good year? Oh, and all the metrics and earnings info you could ever want.
2024 was a weird year for the Birchler household. Without getting into the details, two things put a...
3 weeks ago
2024 was a weird year for the Birchler household. Without getting into the details, two things put a damper on the year right from the jump: a health issue and a radical increase in monthly spending. I won't go into the details here, but over the course of
Notes on software...
Experimenting with column- and row-oriented datastructures
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...
Exploring PL/pgSQL part two: implementing a Forth-like interpreter
Previously in exploring PL/pgSQL:
Strings, arrays, recursion and parsing JSON
In my last post
I...
over a year ago
Previously in exploring PL/pgSQL:
Strings, arrays, recursion and parsing JSON
In my last post
I walked through the basics of PL/pgSQL, the embedded procedural
language inside of PostgreSQL. It covered simple functions, recursions
and parsing. But there was something very...
Home on Erik...
Running Theano on EC2
Inspired by Sander Dieleman's internship at Spotify, I've been playing around with deep learning...
over a year ago
Inspired by Sander Dieleman's internship at Spotify, I've been playing around with deep learning using Theano. Theano is this Python package that lets you define symbolic expressions (cool), does automatic differentiation (really cool), and compiles it down into bytecode to run...
Arduino Blog
This UNO R4 WiFi-controlled device streamlines a restaurant’s online order system
Most successful restaurants operating today have to take advantage of online ordering, as a huge...
5 months ago
Most successful restaurants operating today have to take advantage of online ordering, as a huge chunk of customers have switched to takeout and delivery. But point-of-sale (POS) systems don’t always integrate well into a kitchen’s workflow and that can lead to missed orders —...
Arduino Blog
A gamified approach to therapy and motor skills testing
For children who experience certain developmental delays, specific types of physical therapies are...
7 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...
Vitalik Buterin's...
Ethereum has blobs. Where do we go from here?
10 months ago
Home on Erik...
I'm featured in Mashable
This article from today in Mashable describes some of the fun stuff I get to work with:
Erik...
over a year ago
This article from today in Mashable describes some of the fun stuff I get to work with:
Erik Bernhardsson is technical lead at Spotify, where he helped to build a music recommendation system based on large-scale machine learning algorithms, mainly matrix factorization of big...
GitButler
GitButler 0.12 - "Stingy Baker"
New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
7 months ago
New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
Notes on software...
Enumerating and analyzing 40+ non-V8 JavaScript implementations
V8 is, I'm sure, the most used implementation of JavaScript
today. Used in Chrome, (and by...
over a year ago
V8 is, I'm sure, the most used implementation of JavaScript
today. Used in Chrome, (and by extension) Microsoft Edge, Node.js,
etc. Safari's JavaScriptCore and Firefox's SpiderMonkey are also
contenders for extremely mainstream implementations.
But what else is out there? What if...
./techtipsy
Oversimplified guide into snapshots on the btrfs filesystem
Friday afternoon. You’re trying out a script that you wrote to mass-rename and
move some files...
over a year ago
Friday afternoon. You’re trying out a script that you wrote to mass-rename and
move some files around. You finish the script and test it out.
Oops.
All the files now have all the wrong names, and some have been randomly moved
10 folders deep. It’s a mess.
And you didn’t make a...
computers are bad
2023-10-22 cooler screens
Audible even over the squeal of an HVAC blower with a suffering belt, the whine
of small, high...
a year ago
Audible even over the squeal of an HVAC blower with a suffering belt, the whine
of small, high velocity fans pervades the grocery side of this Walgreens. Were
they always this loud? I'm not sure; some of the fans sound distinctly
unhealthy. Still, it's a familiar kind of noise to...
Jonas Hietala
2017 in Review
In contrast to previous years I haven’t kept up with the blog. For good reason I’d say since we got...
over a year ago
In contrast to previous years I haven’t kept up with the blog. For good reason I’d say since we got a child in October! It really alters your perspectives and other things suddenly feel a little less important and of course there’s less time to do other stuff.
A little late and...
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!
Applied Cartography
PSA: mess around with Kolo
I had bookmarked Kolo many months ago to try out and finally got a chance to integrate it with...
10 months ago
I had bookmarked Kolo many months ago to try out and finally got a chance to integrate it with Buttondown — a process that I expected to take a couple hours on a lazy Sunday and in fact took ten minutes and three lines of code.
If you have a Django app, I think you should drop...
Computer Ads from...
Bible Research Systems' THE WORD Processor
For Those Who Seek.
6 months ago
Arduino Blog
This Halo helmet features an adjustable-transparency RGB-backlit visor
The Halo franchise is full of iconic designs, from vehicles like the Warthog to weapons like the...
a month ago
The Halo franchise is full of iconic designs, from vehicles like the Warthog to weapons like the Needler. But the armor, such as the Spartan armor worn by Master Chief, is arguably the most recognizable. The helmets are especially cool, and LeMaster Tech put his own unique spin...
latest projects -...
Robot Slide Whistle Orchestrion
[Hardware] Army of Robot Slide Whistles
9 months ago
[Hardware] Army of Robot Slide Whistles
Home on Erik...
Some more font links
My blog post about fonts generated lots of traffic – it landed on Hacker News, took down my site...
over a year ago
My blog post about fonts generated lots of traffic – it landed on Hacker News, took down my site while I was sleeping, and then obviously vanished from HN before I woke up. But it also got retweeted by a ton of people.
Home on Erik...
How to hire smarter than the market: a toy model
Let's consider a toy model where you're hiring for two things and that those are equally valuable....
over a year ago
Let's consider a toy model where you're hiring for two things and that those are equally valuable. It's not very important what those are, so let's just call them “thing A” and “thing B” for now.
Simply Explained
Retrospective: My Fifth Year on YouTube
For the past 4 years, I have made a habit of reflecting on the previous year and set goals for the...
over a year ago
For the past 4 years, I have made a habit of reflecting on the previous year and set goals for the new year. This year is no exception, but now I try to set better goals while reflecting on some personal things in life.
GitButler
The Birth of THE MERGE
Sitting at lunch one day, the GitButler team were having our usual conversations of how awesome our...
8 months ago
Sitting at lunch one day, the GitButler team were having our usual conversations of how awesome our community is, product feature ideas, and how much Kiril loves food. As we shifted toward the topic of conferences, the idea of hosting our own event emerged. Wouldn’t it be fun
Ken Shirriff's blog
The transparent chip inside a vintage Hewlett-Packard floppy drive
While repairing an eight-inch HP floppy drive, we found that the problem was a broken interface...
a year ago
While repairing an eight-inch HP floppy drive, we found that the problem was a broken interface chip.
Since the chip was bad, I decapped it and took photos.
This chip is very unusual: instead of a silicon substrate, the chip is formed on
a base of sapphire, with silicon and metal...
Willem's Blog
Tablet as Tool
Discover the hidden advantages of the iPad Pro in this insightful blog post, offering tips and...
a year ago
Discover the hidden advantages of the iPad Pro in this insightful blog post, offering tips and personal experiences to help you maximise the tablet's potential and redefine your workflow.
Birchtree
📕 I strongly recommend: Nexus (members post)
5 hours ago
Computer Ads from...
Comics from 1982/02 Creative Computing Mag
Time for some humor
7 months ago
Gwern.net Newsletter
Jan 2021 Gwern.net Newsletter
January 2021 gwern.net newsletter with links on AI scaling up and down.
over a year ago
January 2021 gwern.net newsletter with links on AI scaling up and down.
Jonas Hietala
Swelling with New Shiny Books
So I read the wonderful Design for Hackers and I managed to win some money for books from a course…...
over a year ago
So I read the wonderful Design for Hackers and I managed to win some money for books from a course… So I ran away and ordered some new books, and they just arrived today. Yay!
First off I ordered Introduction to Algorithms which is the de facto book about algorithms and it seemed...
computers are bad
2023-10-03 overheard overhead
Let's talk about overhead paging. The concept goes by various names: paging,
public address, even...
a year ago
Let's talk about overhead paging. The concept goes by various names: paging,
public address, even intercom, although the accuracy of the latter term can be
questionable. It's probably one of the aspects of business telephone systems
that gets the most public attention, on account...
Louwrentius
Linux network interface bonding / trunking or how to get beyond 1 Gb/s
This article discusses Linux bonding and how to achieve 2 Gb/s transfer speeds
with a single TCP/UDP...
over a year ago
This article discusses Linux bonding and how to achieve 2 Gb/s transfer speeds
with a single TCP/UDP connection.
UPDATE July 2011
Due to hardware problems, I was not able to achieve transfer speeds
beyond 150 MB/s. By replacing a network card with one from another
vendor (HP...
Engineers Need Art
Adam74
The Adam74 is a small ASCII-based terminal designed for the 8-bit hobbyist.
over a year ago
The Adam74 is a small ASCII-based terminal designed for the 8-bit hobbyist.
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...
Vitalik Buterin's...
The near and mid-term future of improving the Ethereum network's permissionlessness and...
8 months ago
Louwrentius
Script that shows ETA of RAID rebuild / reshape
I made a small script that converts the output of cat /proc/mdstat to an
actual date and time...
over a year ago
I made a small script that converts the output of cat /proc/mdstat to an
actual date and time telling you when the RAID rebuild / reshape is finished.
This is the link to the correct version of the script.
Example:
debian:~# ./raid-rebuild-eta.sh
Estimated time of finishing...
Style over Substance
My new purchase: a Zeiss Ikon Nettar 517/16
Cheaper than a tank of gas, smaller than a Leica, 6x6 medium format negs - tons of fun. This Nettar...
over a year ago
Cheaper than a tank of gas, smaller than a Leica, 6x6 medium format negs - tons of fun. This Nettar folding camera sure is bang for buck!
The post My new purchase: a Zeiss Ikon Nettar 517/16 appeared first on Style over Substance.
axio.ms
Classical virtualisation rules applied to RISC-style atomics
In 1974, Gerald Popek and Robert Goldberg published a paper, “Formal Requirements for Virtualizable...
over a year ago
In 1974, Gerald Popek and Robert Goldberg published a paper, “Formal Requirements for Virtualizable Third Generation Architectures”, giving a set of characteristics for correct full-machine virtualisation.
Today, these characteristics remain very useful. Computer architects will...
Louwrentius
Bash Shell Function Library (BSFL) released.
The Bash Shell Function Library (BSFL) is a small Bash script that acts as a
library for bash...
over a year ago
The Bash Shell Function Library (BSFL) is a small Bash script that acts as a
library for bash scripts. It provides a couple of functions that makes the
lives of most people using shell scripts a bit easier.
The purpose of this library is to provide pre-build functions for...
./techtipsy
AMD Ryzen 7 5700G: first impressions on Fedora 34
Introduction
I’ve covered my self-hosting setup in a previous post. It has been a couple of
months...
over a year ago
Introduction
I’ve covered my self-hosting setup in a previous post. It has been a couple of
months and the setup has mostly been fine. Sure, the power usage was pretty big under load, and yes, my internet did cut
out every time I turned the VM on with all the services starting,...
Christian Selig
Recreating Apple's beautiful visionOS search bar
Many of Apple’s own visionOS apps, like Music, Safari, and Apple TV, have a handy search bar front...
10 months ago
Many of Apple’s own visionOS apps, like Music, Safari, and Apple TV, have a handy search bar front and center on the window so you can easily search through your content. Oddly, as of visionOS 1.1, replicating this visually as a developer using SwiftUI or UIKit is not...
Jonas Hietala
The End of the Tunnel
Lately I’ve been feeling like there’s been a shit-ton of stuff going on, quite a turn-around from...
over a year ago
Lately I’ve been feeling like there’s been a shit-ton of stuff going on, quite a turn-around from the last time.
One course about data structure and algorithms (super fun to be honest) has wrapped up. We thought we were ahead with the assignments but in the end it got very...
Birchtree
Everything is a reaction, nothing is forever, and everything comes back (members post)
Why nothing stays popular forever.
a month ago
Why nothing stays popular forever.
Louwrentius
Improving iSCSI Native Multi Pathing Round Robin performance
10 Gb ethernet is still quite expensive. You not only need to buy appropriate NICS, but you must...
over a year ago
10 Gb ethernet is still quite expensive. You not only need to buy appropriate NICS, but you must also upgrade your network hardware as well. You may even need to replace existing fiber optic cabling if it's not rated for 10 Gbit.
So I decided to still just go for plain old 1...
watchTowr Labs
Do Secure-By-Design Pledges Come With Stickers? - Ivanti Connect Secure RCE (CVE-2025-0282)
Did you have a good break? Have you had a chance to breathe? Wake up.
It’s 2025, and the chaos...
a week ago
Did you have a good break? Have you had a chance to breathe? Wake up.
It’s 2025, and the chaos continues.
Haha, see what we did? We wrote the exact same thing in 2024 because 2024 was exactly the same.
As an industry, we are on GroundHog day
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...
11 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...
Louwrentius
Do not buy a hardware RAID controller for home use
Hardware RAID controllers are considered 'the best' solution for high
performance and high...
over a year ago
Hardware RAID controllers are considered 'the best' solution for high
performance and high availability. However, this is not entirely true. Using a
hardware RAID controller might even endanger your precious data.
For enterprise environments, where performance is critical, it is...
Applied Cartography
Auth.js + Square
Internal tools and small, well-scoped projects are a great avenue to tinker with technologies on the...
8 months ago
Internal tools and small, well-scoped projects are a great avenue to tinker with technologies on the periphery of your understanding, and a Third South project has led me to spin up a small Next project using Bun [1] and Auth.js (nee next-auth), which has been quite bad and I...
Lighthouse Blog
Updates December 01: UX improvements
a year ago
Willem's Blog
Business in a bag
After much testing I have selected a bag and set of cases to fit my entire business, wherever I go.
over a year ago
After much testing I have selected a bag and set of cases to fit my entire business, wherever I go.
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...
GitButler
Stacked Branches with GitButler
GitButler can now manage dependent branches that are stacked, including managing stacked GitHub PRs.
a month ago
GitButler can now manage dependent branches that are stacked, including managing stacked GitHub PRs.
Lighthouse Blog
Overview of the reading view
8 months ago
anderegg.ca
Anzu Castle Gracula
Turns out you can release a QBasic game on Steam if it’s packaged correctly. Beside being a nerdy...
2 months ago
Turns out you can release a QBasic game on Steam if it’s packaged correctly. Beside being a nerdy oddity, this game is extremely well made and quite fun! Lots of Castlevania II vibes going on here. Check out Anzu Castle Gracula on Steam, or give it a shot on Itch.io.
Louwrentius
Distributed Parallel Processing Shell Script (PPSS) released
I'd like to announce the release of the distributed version of the Parallel
Processing Shell Script...
over a year ago
I'd like to announce the release of the distributed version of the Parallel
Processing Shell Script (PPSS). PPSS is a bash script that allows you to
run commands in parallel. It is written to make use of current multi-core
CPUs.
The new distributed version of PPSS allows you to...
Yazin Alirhayim
Part 2: Will greater access to capital spark Bahrain’s economy?
👉 If you haven’t read Part 1, do that first.
In the last post, I discussed the question of access...
over a year ago
👉 If you haven’t read Part 1, do that first.
In the last post, I discussed the question of access to capital and why’s important to verify that we do in fact have a problem before we attempt to “solve” it.
Now, we’re going to talk about the method for measuring the extent of...
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):...
Gwern.net Newsletter
September 2020 News
September 2020 gwern.net newsletter with links on DRL and AI scaling, psychiatric disorders; no...
over a year ago
September 2020 gwern.net newsletter with links on DRL and AI scaling, psychiatric disorders; no reviews.
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
Lenovo ThinkPad P14s gen 4 (AMD): it doesn't suck under Linux
I’ve had the opportunity to try out another new laptop at work. I’ve used a brand new laptop...
9 months ago
I’ve had the opportunity to try out another new laptop at work. I’ve used a brand new laptop recently, and it was horrible.
But this time I’m pleasantly surprised.
The Lenovo ThinkPad P14s gen 4 has great specs:
CPU: AMD Ryzen 7 PRO 7840U (8 cores, 16 threads, up to 5.1 GHz)
GPU:...
Vitalik Buterin's...
Base Layers And Functionality Escape Velocity
over a year ago
Louwrentius
Migration from blogger to blogofile and disqus is complete
As stated in my previous post, I migrated all posts from blogger.com to my own host running...
over a year ago
As stated in my previous post, I migrated all posts from blogger.com to my own host running blogofile.
At the time of my previous post, I was not able to restore all comments made on my old blog. Thanks to some help
from disqcus I fixed an error on my behalf and all old comments...
Louwrentius
Monitor power usage with your UPS
If a system is connected to a UPS (Uninterruptible Power Supply), it is
possible to determine how...
over a year ago
If a system is connected to a UPS (Uninterruptible Power Supply), it is
possible to determine how much power it consumes. For this purpose, I wrote a
small script:
Host:~# ./ups.sh
UPS model: Back-UPS RS 1200 LCD
APC model: Back-UPS RS 1200 LC
Capacity: 720 Watt
Load: 18...
Louwrentius
Improving web application security by implementing database security
Security is about defense-in-depth. It bogles my mind why it is so difficult to implement...
over a year ago
Security is about defense-in-depth. It bogles my mind why it is so difficult to implement defense-in-depth security in web applications. 99.9% of applications use a single database account, with root-like privileges. Easiest for the developer of course, and the database is just a...
Arduino Blog
Venderoo is an Arduino Mega-powered DIY vending machine
For now-college student Joel Grayson, making something that combined his interests in mechanics,...
4 months ago
For now-college student Joel Grayson, making something that combined his interests in mechanics, electronics, and programming while being simultaneously useful to those around him was a longtime goal. His recent Venderoo project is exactly that, as the creatively named vending...
Abort Retry Fail
The History of Slackware
The Oldest Surviving Linux Distribution
a year ago
The Oldest Surviving Linux Distribution
Jonas Hietala
Game Design Analysis: World of Goo
Introduction
This is the second essay for the course Game Design and this thime I will be analysing...
over a year ago
Introduction
This is the second essay for the course Game Design and this thime I will be analysing the game World of Goo a bit.
The first level
The game is very simple. You begin with a structure and a few Goo balls, the charming balls bobbing around there, which you can drag...
Arduino Blog
Does your sample contain DNA or RNA? DIYNAFLUOR can tell you on a budget
Lab equipment is — traditionally at least — tremendously expensive. While there are understandable...
a month ago
Lab equipment is — traditionally at least — tremendously expensive. While there are understandable reasons for those costs, they are prohibitive to anyone operating outside of a university or corporate lab. But as the “citizen science” movement has grown, we’ve seen more and more...
Yazin Alirhayim
The best bank in Bahrain … is Meem
Yes, that’s right. The best bank in Bahrain is … Meem. This nomination will be especially shocking...
over a year ago
Yes, that’s right. The best bank in Bahrain is … Meem. This nomination will be especially shocking to those of you that read my last post that ripped the Meem app to shreds.
Criteria for ‘best bank’
My criteria for “best bank” isn’t the best user experience or customer support....
Jonas Hietala
Browse posts with telescope.nvim
I’ve used telescope.nvim's find files with
require("telescope.builtin").find_files for quite some...
8 months ago
I’ve used telescope.nvim's find files with
require("telescope.builtin").find_files for quite some time.
I use find files together with it’s cousin .oldfiles (find recently opened files) all the time for finding source code files, blog posts, and more.
But it’s naturally...
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
./techtipsy
This page looks better in the app
You’re a web developer at a social media company that has recently made a big push for
modernizing...
over a year ago
You’re a web developer at a social media company that has recently made a big push for
modernizing their frontend for the mobile-first era. It has taken a lot of time and effort from many people.
Countless challenges, arguments, testing.
The release is near. You’re probably a bit...
Louwrentius
Configuring, attacking and securing VRRP on Linux
The VRRP or Virtual Router Redundancy Protocol helps you create a reliable network by using multiple...
over a year ago
The VRRP or Virtual Router Redundancy Protocol helps you create a reliable network by using multiple routers in an active/passive configuration. If the primary router fails, the backup router takes over almost seamlessly.
This is how VRRP works:
Clients connect to a virtual...
Jonas Hietala
Monaco What's Yours is Mine
I’ve been waiting for soon to be three years for Monaco What’s Yours is Mine, and today I was...
over a year ago
I’ve been waiting for soon to be three years for Monaco What’s Yours is Mine, and today I was granted an early christmas present - I was given a beta key! w00p!!
I was planning on studying and sending some emails to some companies… But who knows what I’ll end up doing?
Tomorrow...
Louwrentius
Difference of behavior in SATA Solid State Drives
Introduction
Update: I've noticed some strange behavior of SSDs when benchmarking them with FIO....
over a year ago
Introduction
Update: I've noticed some strange behavior of SSDs when benchmarking them with FIO. After further investigation and additional testing, I've found the reason for the strange patterns in the graphs.
The 'strange' test results are due to the fact that they were...
Louwrentius
Understanding Storage Performance - IOPS and Latency
Introduction
The goal of this blogpost is to help you better understand storage performance. I want...
over a year ago
Introduction
The goal of this blogpost is to help you better understand storage performance. I want to discuss some fundamentals that are true regardless of your particular needs.
This will help you better reason about storage and may provide a scaffolding for further learning....
Jonas Hietala
A Christmas Game
I’m going through a bit of a boardgame stint, as I usually do during christmas time. I had exactly...
over a year ago
I’m going through a bit of a boardgame stint, as I usually do during christmas time. I had exactly one thing on my wishlist for this christmas for my little brother: Ticket to Ride: Nordic Countries. Guess what? I got something from my wishlist!
This was our 5th or 6th game (or...
Notes on software...
Two books I recommend to developers
Originally published on February 1, 2021. The original version
included two books I don't think...
a year ago
Originally published on February 1, 2021. The original version
included two books I don't think are actually so worthwhile. This
list is down to two. I think that's a good thing actually.
These are the books I recommend to developers wanting to improve their
skills as...
Jonas Hietala
The T-34/2 keyboard layout
The T-34/2 layout.
QMK Heatmap Generator, with all layers and combos.
It’s been 6 months since my...
over a year ago
The T-34/2 layout.
QMK Heatmap Generator, with all layers and combos.
It’s been 6 months since my last update on the T-34 keyboard layout, and I’ve made some changes I’d like to document here.
As seen in the heatmap above, the layout seems quite decent. There’s still an issue...
Matt Mullenweg
Status Quo
I wrote over on WordPress.org about breaking the status quo with a Joost/Karim fork. It’s a perfect...
a week ago
I wrote over on WordPress.org about breaking the status quo with a Joost/Karim fork. It’s a perfect time as Automattic is re-focusing its work while the legal stuff is going on.
Louwrentius
Speeding up Linux MDADM RAID array rebuild time using bitmaps
Update 2020: Please beware of the impact of random write I/O performance.
Please note that with a...
over a year ago
Update 2020: Please beware of the impact of random write I/O performance.
Please note that with a modern Linux distribution, bitmaps are enabled by default. They will not help speed up a rebuild after a failed drive. But it will help resync an array that got out-of-sync due to...
Jonas Hietala
November Theme: Art Game
Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t...
over a year ago
Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t been “my” themes: I’ve been following their lead and their themes and this month is no exception. This months’ apparently a big theme - Art. It’s even a collaboration with a big...
Arduino Blog
This automatic laser turret keeps the cats entertained for hours
Cats may be adorable, but they evolved to be predators. Unfortunately, responsible owners keep their...
3 months ago
Cats may be adorable, but they evolved to be predators. Unfortunately, responsible owners keep their cats indoors to avoid decimating the local wildlife population and that means Mr. Whiskers and Ms. Socks don’t get much opportunity to express their hunting urges. That’s why...
Jonas Hietala
fish_update_completions in Slackware 14.1
I’ve been trying out fish shell lately. A cool feature with fish is that it can automatically...
over a year ago
I’ve been trying out fish shell lately. A cool feature with fish is that it can automatically generate completions by parsing the installed man pages by running fish_update_completions.
Unfortunately this is what I got:
Traceback (most recent call last):
File...
Posts on Made of...
Some opinionated thoughts on SQL databases
People who work with me tend to realize that I have Opinions about databases, and SQL databases in...
over a year ago
People who work with me tend to realize that I have Opinions about databases, and SQL databases in particular. Last week, I wrote about a Postgres debugging story and tweeted about AWS’ policy ban on internal use of SQL databases, and had occasion to discuss and debate some of...
Notes on software...
The year in books: 2022
In 2022 I finished 20
books
spanning 15,801 pages. 3 more than I read in 2021, but about twice
the...
over a year ago
In 2022 I finished 20
books
spanning 15,801 pages. 3 more than I read in 2021, but about twice
the number of pages. 3 fiction and 17 non-fiction. Another ~30 started
but not finished.
I had a hard time reading books while I was trying to start my own
company. But I also...
Jonas Hietala
Trying and returning the Eight Sleep Pod 4
I recently bought the Eight Sleep Pod 4—a smart mattress cover that tracks your heart rate, HRV,...
3 months ago
I recently bought the Eight Sleep Pod 4—a smart mattress cover that tracks your heart rate, HRV, snoring, and cools or warms the mattress during the night.
There’s a lot to like about the mattress but in the end I opted to return it.
This post describes my experience with the Pod...
Matt Blewitt
On That Okta LDAP Bug
A quick explanation of the Okta AD/LDAP DelAuth bug that was being shared around, and the importance...
2 months ago
A quick explanation of the Okta AD/LDAP DelAuth bug that was being shared around, and the importance of sensible defaults.
Arduino Blog
Meet Mr. Wallplate, an animatronic wall plate that speaks to you
Interactive robots always bring an element of intrigue, and even more so when they feature unusual...
8 months ago
Interactive robots always bring an element of intrigue, and even more so when they feature unusual parts and techniques to perform their actions. Mr. Wallplate, affectionately named by Tony K on Instructables, is one such robot that is contained within an electrical wall plate...
Good Enough
TIL: Tapback Keyboard Shortcuts
If you use Mac, and you use Messages on your Mac, you will probably know that in the not-too-distant...
a year ago
If you use Mac, and you use Messages on your Mac, you will probably know that in the not-too-distant past, simple reactions to messages were added: what Apple calls Tapbacks.
These are great for a quick way to say yes (or no, or WTF!?!), but they are a bit of a pain to actually...
Vitalik Buterin's...
Should there be demand-based recurring fees on ENS domains?
over a year ago
seangoedecke.com RSS...
Thinking clearly about software
You can go a long way as a software engineer without ever managing to think clearly. The feedback...
5 days ago
You can go a long way as a software engineer without ever managing to think clearly. The feedback loop of writing and running code is so…
Vitalik Buterin's...
An Incomplete Guide to Rollups
over a year ago
Jonas Hietala
Preventing Firefox from creating Desktop directories
With a fresh firefox installation I found that it kept creating a ~/Desktop directory. But I found...
over a year ago
With a fresh firefox installation I found that it kept creating a ~/Desktop directory. But I found how to turn it off.
Edit ~/.config/user-dirs.dirs...
Notes on software...
Thinking about functional programming
Someone on Discord asked about how to learn functional programming.
The question and my initial...
a year ago
Someone on Discord asked about how to learn functional programming.
The question and my initial tweet on the subject prompted an
interesting
discussion
with Shriram
Krishnamurthi and other folks.
So here's a slightly more thought out exploration.
And just for backstory sake: I...
Applied Cartography
You need to be frictionlog-maxxing
Lots of people have spent the past few days discussing the perceived increase in difficulty in...
8 months ago
Lots of people have spent the past few days discussing the perceived increase in difficulty in getting an entry-level programming job relative to the halcyon ZIRP days of yesteryear. I am sympathetic to new grads running into this; I am dismayed that when I ask some [1] of them...
Arduino Blog
5 ways to use Arduino with kids
One of the great things about making is that it really is for everyone — every budget, every skill...
8 months ago
One of the great things about making is that it really is for everyone — every budget, every skill level, and every age group. Children are one of the groups that can benefit the most from Arduino. Getting exposed to making and home automation from an early age can be enormously...
Christian Selig
Juno for YouTube has been removed from the App Store
For those not aware, a few months ago after reaching out to me, YouTube contacted the App Store...
3 months ago
For those not aware, a few months ago after reaching out to me, YouTube contacted the App Store stating that Juno does not adhere to YouTube guidelines and modifies the website in a way they don’t approve of, and alludes to their trademarks and iconography.
I don’t personally...
Christian Selig
Smart Open Xcode
If you’re like me, you often have multiple versions of Xcode installed. One or two beta versions, a...
a year ago
If you’re like me, you often have multiple versions of Xcode installed. One or two beta versions, a stable version, and maybe another version in case the most recent stable version has something weird about it.
I also really like mapping my Caps Lock key to something more useful,...
Louwrentius
An ode to the 10,000 RPM Western Digital (Veloci)Raptor
Introduction
Back in 2004, I visited a now bankrupt Dutch computer store called MyCom1, located at...
over a year ago
Introduction
Back in 2004, I visited a now bankrupt Dutch computer store called MyCom1, located at the Kinkerstraat in Amsterdam. I was there to buy a Western Digital Raptor model WD740, with 74 GB of capacity, running at 10,000 RPM.
When I bought this drive, we were still in...
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