watchTowr Labs
IBM QRadar - When The Attacker Controls Your Security Stack (CVE-2022-26377)
Welcome to April 2024.
A depressing year so far - we've seen critical vulnerabilities across a wide...
8 months ago
Welcome to April 2024.
A depressing year so far - we've seen critical vulnerabilities across a wide range of enterprise software stacks.
In addition, we've seen surreptitious and patient threat actors light our industry on fire with slowly introduced backdoors in the XZ...
Notes on software...
Writing a simple JSON library from scratch: a tour through modern C++
Modern C++ has a lot of cool features. Move semantics means passing
around structs in functions is...
over a year ago
Modern C++ has a lot of cool features. Move semantics means passing
around structs in functions is cheap. std::shared_ptr
means I don't have to manage any memory; no
more new/delete! (But try as I might to
understand std::unique_ptr, I'm just not there yet.)
The syntax has also...
Birchtree
AI, self-driving, and evolving your opinions on new tech over time
Casey Newton on Platformer: The Phony Comforts of AI Skepticism
The most persuasive way you can...
3 weeks ago
Casey Newton on Platformer: The Phony Comforts of AI Skepticism
The most persuasive way you can demonstrate the reality of AI, though, is to describe how it is already being used today. Not in speculative sci-fi scenarios, but in everyday offices and laboratories and schoolrooms....
Home on Erik...
What I have been working on: Modal
Long story short: I'm working on a super cool tool called Modal. Please check it out — it lets you...
over a year ago
Long story short: I'm working on a super cool tool called Modal. Please check it out — it lets you run things in the cloud without having to think about infrastructure. Scaling out, scheduling, containerization, using GPUs, setting up webhooks, and all kinds of other stuff.
Arduino Blog
This small device enables users to feel braille through haptics
For the visually impaired community, most of their interactions on mobile phones are confined to...
7 months ago
For the visually impaired community, most of their interactions on mobile phones are confined to text-to-speech (TTS) interfaces that read portions of the screen aloud. Dynamic braille displays also exist as a tactile means of communication, but their prices can get close to...
Jonas Hietala
2015 Read Books
I didn’t read a lot of books in 2015, but the books I did read were pretty damn good.
Fiction
A Song...
over a year ago
I didn’t read a lot of books in 2015, but the books I did read were pretty damn good.
Fiction
A Song of Ice and Fire: A Dance with Dragons - George R.R. Martin
Reread.
A Knight of the Seven Kingdoms - Gearge R.R. Martin
The Skin Collector - Jeffery Deaver
Best Served Cold - Joe...
Jonas Hietala
Postmortem: Bugger
It’s time for the follow up on my latest game Bugger.
Wow it seems like forever since I begun this...
over a year ago
It’s time for the follow up on my latest game Bugger.
Wow it seems like forever since I begun this monthly game business, but it’s only been two months since I first thought about this and here I am having finished my third game. I’ve really come a long way, in the beginning I...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 2: The Surge
2 months ago
Notes on software...
Build a serverless ACID database with this one neat trick (atomic PutIfAbsent)
Delta Lake is an open protocol for serverless ACID databases. Due to
its simplicity, scalability,...
3 months ago
Delta Lake is an open protocol for serverless ACID databases. Due to
its simplicity, scalability, and the number of open-source
implementations, it's quickly becoming the DuckDB of serverless
transactional databases for analytics workloads. Iceberg is a
contender too, and is...
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...
Jonas Hietala
Writing Home Assistant automations using Genservers in Elixir
I’ve been a fan of Home Assistant a while now;
it’s a great platform for home automation with its...
2 months ago
I’ve been a fan of Home Assistant a while now;
it’s a great platform for home automation with its beginner friendly and feature rich UI,
support for a ton of different devices and integrations,
and there’s a bunch of ways to create automations.
But there’s no engine for writing...
Jonas Hietala
The ASIC pit of despair
Monero has once again changed the POW to brick ASICs following confirmation that 85% of Monero’s...
over a year ago
Monero has once again changed the POW to brick ASICs following confirmation that 85% of Monero’s hashrate were ASICs.
Recurring hard forks to brick ASICs is a very dangerous game and what better to illustrate this than with an xkcd-style plot?
You’re safe on the edges but how do...
Electronics etc…
Fake Parallel Printer - A Parallel Port Traffic Capturing Tool
Introduction
What Is Out There?
The Parallel Printer Port
Fake Printer Top Level Design Choices
Fake...
a year ago
Introduction
What Is Out There?
The Parallel Printer Port
Fake Printer Top Level Design Choices
Fake Printer HW Details
PCB Revision 1
PCB Revision 2
Firmware
Building a Fake Printer Tool Yourself
Programming the Raspberry Pico
Fake Printer as a USB Serial Device on your...
Posts on Made of...
Lightweight Linux Kernel Development with KVM
I don’t do a ton of Linux kernel development these days, but I’ve done a fair bit in the past, and...
over a year ago
I don’t do a ton of Linux kernel development these days, but I’ve done a fair bit in the past, and picked up a number of useful techniques for doing kernel development in a relatively painless fashion. This blog post is a writeup of the tools and techniques I use when developing...
Notes on software...
Interpreting Go
After spending some time at work on tooling for keeping documentation
in sync with Go struct...
over a year ago
After spending some time at work on tooling for keeping documentation
in sync with Go struct definitions I had enough exposure to Go's
built-in parsing package that next steps were clear: write an
interpreter. It's a great way to get more comfortable with a
language's
AST.
In...
Bryan Braun - Blog
Made in 2024
Here are some things I made in 2024:
Music Box Fun: Advanced Editing (a new major feature):
...
2 days ago
Here are some things I made in 2024:
Music Box Fun: Advanced Editing (a new major feature):
Adds multiple-note selection for bulk operations on notes (like deletion, copy/paste, nudging and dragging)
Also includes a “space editor” for arbitrarily adding/removing space...
Notes on software...
Running SQL Server in a container on Github Actions
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...
2D embedding of 5k artists = WIN
I'm at KDD in Chicago for a few days. We have a Spotify booth tomorrow, and I wanted to put together...
over a year ago
I'm at KDD in Chicago for a few days. We have a Spotify booth tomorrow, and I wanted to put together some cool graphics to show. I've been thinking about doing a 2D embedding of the top artists forever since I read about t-SNE and other papers so this was a perfect opportunity to...
Louwrentius
Smoking coolermaster Silent Pro M 600W TN6M50
So I was just messing around on my work station, when suddenly I smelled the
smell any person...
over a year ago
So I was just messing around on my work station, when suddenly I smelled the
smell any person familiar with electronics fears. The smell of some electrical
component burning.
The whole upper floor smelled like something was smoldering. So I shut down
both my storage servers....
computers are bad
2024-12-04 operators on the front
At the very core of telephone history, there is the telephone operator. For a
lot of people, the...
a month ago
At the very core of telephone history, there is the telephone operator. For a
lot of people, the vague understanding that an operator used to be involved is
the main thing they know about historic telephony. Of course, telephone
historians, as a group, tend to be much more...
Matt Mullenweg
CNBC on WP Engine
Ari Levy at CNBC has a great article covering the battle between WordPress and Silver Lake / WP...
2 months ago
Ari Levy at CNBC has a great article covering the battle between WordPress and Silver Lake / WP Engine: Why WordPress [co-]founder Matt Mullenweg has gone ‘nuclear’ against tech investing giant Silver Lake.
detreville
But why "detreville"?
(But why not?)
a year ago
Home on Erik...
Nearest neighbors and vector models – part 2 – algorithms and data structures
This is a blog post rewritten from a presentation at NYC Machine Learning on Sep 17. It covers a...
over a year ago
This is a blog post rewritten from a presentation at NYC Machine Learning on Sep 17. It covers a library called Annoy that I have built that helps you do nearest neighbor queries in high dimensional spaces.
Electronics etc…
HP 8656A Signal Generator Schematics
Agilent has made the 8656A Signal Generator Operating & Service Manual
available as a PDF, but the...
10 months ago
Agilent has made the 8656A Signal Generator Operating & Service Manual
available as a PDF, but the schematics of chapter 8 are all spread over 3 or 4 pages, which makes
them hard to follow.
I spent a good evening extracting the schematics pages, cutting-and-pasting
them together...
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...
anderegg.ca
An update on Mastodon and referer headers
Earlier this year, I looked into why Mastodon didn’t include referer headers. As someone who enjoys...
a week ago
Earlier this year, I looked into why Mastodon didn’t include referer headers. As someone who enjoys following web analytics, it seemed a shame that Mastodon appeared never to send any traffic. I knew this wasn’t the case, but that lack of traffic data certainly wasn’t doing...
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...
Good Enough
TIL: Turbo Stream broadcasting needs default_url_options to be set
We've been using Turbo Streams in some of our recent prototypes, which makes it really easy and fun...
a year ago
We've been using Turbo Streams in some of our recent prototypes, which makes it really easy and fun to get responsive and fun interactions set up. However, we kept having issues with images sent in a turbo stream response.
If the response was delivered by a normal controller...
Home on Erik...
Black Box Machine Learning in the Cloud
There's a bunch of companies working on machine learning as a service. Some old companies like...
over a year ago
There's a bunch of companies working on machine learning as a service. Some old companies like Google, but now also Amazon and Microsoft.
Then there's a ton of startups: PredictionIO ($2.7M funding), BigML ($1.6M funding), Clarifai, etc, etc.
Notes on software...
Finding memory leaks in Postgres C code
This is an external post of mine. Click
here
if you are not redirected.
9 months ago
This is an external post of mine. Click
here
if you are not redirected.
Louwrentius
Benefits of hyper-threading on a Core 7i processor
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework...
over a year ago
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework for this job. It executes parallel jobs so I can benefit
from the 4 cores + 4 virtual cores of my new Core 7i 920 processor.
The framework is based on some shell scripts running...
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...
Arduino Blog
A stroopwafel doneness detection device
If you’re lucky enough to visit the Netherlands and you order a hot drink, you’ll likely be given a...
5 months ago
If you’re lucky enough to visit the Netherlands and you order a hot drink, you’ll likely be given a sweet treat as well. That is a stroopwafel, a crispy little waffle-syrup sandwich that the Dutch like to rest on top of their drink so that the rising heat will soften the pastry....
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!
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...
Construction Physics
The Influence of Bell Labs
We’ve talked previously about Bell Labs’ long, storied history as an innovation engine and a...
a month ago
We’ve talked previously about Bell Labs’ long, storied history as an innovation engine and a generator of new technology.
Notes on software...
One year as a solo dev building open-source data tools without funding
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.
./techtipsy
HoloISO: the unofficial Steam Deck experience on your PC
If you have spent any time in gaming hardware circles, then you’ve probably
heard about the Steam...
over a year ago
If you have spent any time in gaming hardware circles, then you’ve probably
heard about the Steam Deck, the
Linux-based handheld gaming PC built by Valve. Yes, you heard that right: not
Windows, but Linux.
I’ve had my fair share of attempts at gaming on Linux. When it works,...
Simply Explained
I Built a CO2 Sensor and It Terrifies Me
Governments are pushing CO2 sensors to fight the COVID-19 pandemic, but proper ventilation is...
over a year ago
Governments are pushing CO2 sensors to fight the COVID-19 pandemic, but proper ventilation is equally important for our health and even our cognitive performance.In this blog post we'll look at a DIY CO2 sensor: how it runs ESPHome, how it integrates with Home Assistant, how it...
Ian's Blog
The Zune "HD"
It is my joy and pleasure to present to you: the Zune "HD". The final device to wear the Zune name,...
over a year ago
It is my joy and pleasure to present to you: the Zune "HD". The final device to wear the Zune name, released by Microsoft in October of 2009. A direct competitor to Apple's wildly successful iPod Touch, the Zune HD was the first Zune to feature a multi-touch display, full web...
Arduino Blog
Light up the holiday season, with a new Plug and Make Kit tutorial!
Looking for a fun and creative way to brighten up the holiday season? With the Arduino Plug and Make...
3 weeks ago
Looking for a fun and creative way to brighten up the holiday season? With the Arduino Plug and Make Kit, you can build an interactive LED light installation that reacts when someone walks by – perfect for spreading cheer and adding a high-tech twist to your decorations. This...
Jonas Hietala
The Chronicles of Bim: The 100 Fake Afros
Aaah feels good having a game ready after the last month’s failure! This time it’s a small...
over a year ago
Aaah feels good having a game ready after the last month’s failure! This time it’s a small shooter.
The Chronicles of Bim: The 100 Fake Afro
Bullet masher - can you keep up with 100 enemies at the screen?
Instruction
W: up
Credits
Music: The Last Prophecy - Matthew Le Blanc...
./techtipsy
The absolute state of Bluetooth audio in 2022
I have the Sony WH-1000XM3 headphones. They’re good for consuming content.
Audio calls with your...
over a year ago
I have the Sony WH-1000XM3 headphones. They’re good for consuming content.
Audio calls with your colleagues? Forget about it.
This is the setup I have to go with, and it has all to do with how Bluetooth
works. Your options with Bluetooth headsets are the following:
high quality...
GitButler
The Birth of THE MERGE
Sitting at lunch one day, the GitButler team were having our usual conversations of how awesome our...
7 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
Posts on Made of...
Implementing a declarative mini-language in the C preprocessor
Last time, I announced Check Plus, a declarative language for defining Check tests in C. This time,...
over a year ago
Last time, I announced Check Plus, a declarative language for defining Check tests in C. This time, I want to talk about the tricks I used to implement a declarative minilanguage using the C preprocessor (and some GCC extensions).
The Problem We want to write some toplevel...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 1: The Merge
2 months ago
Willem's Blog
How to use rsync to make backups
In this post I'll explain how to use rsync to transfer files to another computer system in an...
over a year ago
In this post I'll explain how to use rsync to transfer files to another computer system in an efficient manner, suitable to be used in a backup script.
Jonas Hietala
Let's build a VORON: Printing & Tuning
It’s up and running, and now it’s finally printing time!
Less exciting—but necessary—tuning the...
a year ago
It’s up and running, and now it’s finally printing time!
Less exciting—but necessary—tuning the printer to make the prints better.
Filament shipment
Even though I’ve been building the printer for more than a month, I wasn’t ready for it being time for printing so soon.
I don’t...
seangoedecke.com RSS...
Acing the coding challenge
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview...
over a year ago
How do you write a successful coding challenge? Unlike some nightmare whiteboard interview scenarios, typically a coding challenge is not a…
Applied Cartography
A good H1
Buttondown was kindly featured in H1 Gallery last week, and Ryan asked me to opine a bit on how we...
a month ago
Buttondown was kindly featured in H1 Gallery last week, and Ryan asked me to opine a bit on how we arrived at our current iteration, which is the anodyne yet pointed Email for you. Yes, you.
Historically, we've called Buttondown a 'newsletter tool' — the h1 before this was 'The...
Jonas Hietala
I, Robot
Here are the results of the big robot construction course we had before christmas! The whole process...
over a year ago
Here are the results of the big robot construction course we had before christmas! The whole process went smooth and our group was amazing. The design and building of the robot went well even though in hindsight I would’ve changed a lot of stuff. The ending competition didn’t go...
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...
2 weeks 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!
Louwrentius
How to build an energy efficient computer for home use
In short:
Buy whatever you fucking want.
Turn the fucking thing off when you're not using...
over a year ago
In short:
Buy whatever you fucking want.
Turn the fucking thing off when you're not using it.
Long:
People are spending a lot of time building an energy efficient home computer,
that can act as an HTPC, NAS, or whatever. It must consume as little power as
possible, because it it...
Home on Erik...
Exploding offers are bullshit
I do a lot of recruiting and have given maybe 50 offers in my career. Although many companies do, I...
over a year ago
I do a lot of recruiting and have given maybe 50 offers in my career. Although many companies do, I never put a deadline on any of them. Unfortunately, I've often ended up competing with other companies who do, and I feel really bad that this usually tricks younger developers...
lcamtuf’s thing
Random objects: Guycot & Jarre
Early repeating handguns, or another unnecessary excursion into the bowels of history.
6 months ago
Early repeating handguns, or another unnecessary excursion into the bowels of history.
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.
Arduino Blog
How to customize your Arduino Cloud IoT dashboards on the go
The Arduino Cloud has long been a trusted platform for makers, engineers, and developers to manage...
2 months ago
The Arduino Cloud has long been a trusted platform for makers, engineers, and developers to manage their IoT projects with ease. From tracking sensor data to automating smart devices, the cloud enables seamless connectivity. Complementing this, the Arduino IoT Remote mobile app...
Computer Ads from...
Mark Williams' C Programming System
What C did for Programming Mark Williams has done for C Programming
4 months ago
What C did for Programming Mark Williams has done for C Programming
Louwrentius
Script that shows smart values of all disks'
Please use this tool on github instead of this ancient script.
So you have a Linux system with a lot...
over a year ago
Please use this tool on github instead of this ancient script.
So you have a Linux system with a lot of hard drives. If you want to quickly check on some key SMART values to determine the health of individual disks, you might be interested in this script.
I wrote a small Python...
Arduino Blog
It’s silver, it’s green, it’s the Batteryrunner! An Arduino-powered, fully custom electric car
Inventor Charly Bosch and his daughter Leonie have crafted something truly remarkable: a fully...
a month ago
Inventor Charly Bosch and his daughter Leonie have crafted something truly remarkable: a fully electric, Arduino-powered car that’s as innovative as it is sustainable. Called the Batteryrunner, this vehicle is designed with a focus on environmental impact, simplicity, and custom...
Arduino Blog
A miniature Vegas Sphere is the perfect nightlight
Sphere in Las Vegas is inarguably one of the most notable architectural achievements of the...
5 months ago
Sphere in Las Vegas is inarguably one of the most notable architectural achievements of the 21st century so far. Gaudy? Maybe. Controversial? Definitely. Interesting? Absolutely — no one can debate that with a straight face. When 15-year-old Ben Kennedy’s bedroom nightlight...
Louwrentius
Example of a home networking setup with VLANs
Updated October 24, 2012, see below.
This post is a description of my home network setup based on...
over a year ago
Updated October 24, 2012, see below.
This post is a description of my home network setup based on gigabit ethernet. I did a non-standard trick with VLANs that may also be of interest to other people. I'm going to start with a diagram of the network. Just take a look (click to...
Home on Erik...
Presentation about Luigi
I like the editing!
over a year ago
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...
Jonas Hietala
The Experimental Games
It’s been nine months since I started doing Experimental Games and I think it’s time to evaluate and...
over a year ago
It’s been nine months since I started doing Experimental Games and I think it’s time to evaluate and maybe go in a new direction.
At first I had been stuck for ages with my never-ending projects and I had literally nothing to show for all my coding. Well now things have changed a...
Vitalik Buterin's...
Layer 1 Should Be Innovative in the Short Term but Less in the Long Term
over a year ago
Home on Erik...
Giving more tools to software engineers: the reorganization of the factory
It's a popular attitude among developers to rant about our tools and how broken things are. Maybe...
over a year ago
It's a popular attitude among developers to rant about our tools and how broken things are. Maybe I'm an optimistic person, because my viewpoint is the complete opposite! I had my first job as a software engineer in 1999, and in the last two decades I've seen software engineering...
Jonas Hietala
An invisible Remake
What does a guy like me do when not working on a new game? Except living my life, being a coach for...
over a year ago
What does a guy like me do when not working on a new game? Except living my life, being a coach for my little brother’s hockey team and eating strawberries? The last week or so I’ve been working hard with my webpage, yes this page. If you’ve visited my site before today you’ll...
Jonas Hietala
The games that make me who I am
I read an article the other day where he met someone who didn’t read fiction:
He suggested that...
over a year ago
I read an article the other day where he met someone who didn’t read fiction:
He suggested that fiction was a waste of his time — he read to learn, not for "mere" entertainment
I don’t agree with this view and neither did he:
Fiction allows you to be part of situations that are...
Arduino Blog
Meet Real Robot One V2: A mini DIY industrial robot arm
Started in 2022 as an exploration of what’s possible in the field of DIY robotics, Pavel Surynek’s...
5 months ago
Started in 2022 as an exploration of what’s possible in the field of DIY robotics, Pavel Surynek’s Real Robot One (RR1) project is a fully-featured 6+1-axis robot arm based on 3D-printed parts and widely available electronics. The initial release was constructed with PETG...
Arduino Blog
Storing ephemeral micropoetry on RFID cards for bite-sized readings
Most people don’t consume poetry in the same way that they do novels. Instead of reading a book of...
4 months ago
Most people don’t consume poetry in the same way that they do novels. Instead of reading a book of poetry from cover-to-cover over the course of a few sessions, the majority of people seem to prefer enjoying poetry in occasional little chunks. And unlike the epic poems of Greek...
Jonas Hietala
March Theme: 10 seconds
Well well here’s something interesting. The Experimental Gameplay Project has given us a really...
over a year ago
Well well here’s something interesting. The Experimental Gameplay Project has given us a really interesting thing to focus on: Time. Like Braid, it’s time for us to make something interesting with time itself. 10 seconds is the constraint and that’s not a lot, but perhaps enough?
Vitalik Buterin's...
Gitcoin Grants Round 9: The Next Phase of Growth
over a year ago
Arduino Blog
Receive an alert when your device goes offline in Arduino Cloud
You’re managing a network of IoT sensors that monitor air quality across multiple locations....
a month ago
You’re managing a network of IoT sensors that monitor air quality across multiple locations. Suddenly, one of the sensors goes offline, but you don’t notice until hours later. The result? A gap in your data and a missed opportunity to take corrective action. This is a common...
Willem's Blog
Rolex DateJust 36
Celebrating a major milestone, I treated myself to a Rolex DateJust 36. Want to know what it's like?...
over a year ago
Celebrating a major milestone, I treated myself to a Rolex DateJust 36. Want to know what it's like? Keep reading!
Willem's Blog
One year on the ultimate commuter bike
Answering questions from one of the most popular posts of last year, I am reviewing my commuter bike...
over a year ago
Answering questions from one of the most popular posts of last year, I am reviewing my commuter bike after one year of extensive use through winter and summer.
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...
Louwrentius
Understanding the Ubuntu 20.04 LTS Server Autoinstaller
Introduction
Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation...
over a year ago
Introduction
Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation process. This includes support for 'preseeding' to create unattended (automated) installations of ubuntu.
the debian installer
With the introduction of Ubuntu Server 20.04 'Focal...
Home on Erik...
More Luigi!
Elias Freider just talked about Luigi at PyData 2013:
The presentation above is much better than one...
over a year ago
Elias Freider just talked about Luigi at PyData 2013:
The presentation above is much better than one I put together a few weeks ago. In case anyone is interested I'll include it too:
computers are bad
2023-03-13 the door close button
This will probably be a short one, and I know I haven't written for a while,
but it has always been...
a year ago
This will probably be a short one, and I know I haven't written for a while,
but it has always been the case that you get what you pay for and Computers
Are Bad is nothing if not affordable. Still, this is a topic on which I am
moderately passionate and so I can probably stretch...
Notes on software...
Container scheduling strategies for integration testing 14 different databases in Github Actions
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Arduino Blog
Kickstart your tech journey, with the new Arduino Plug and Make Kit!
Hey, creating an IoT device shouldn’t be rocket science. We believe technology is for everyone....
5 months ago
Hey, creating an IoT device shouldn’t be rocket science. We believe technology is for everyone. That’s why we’ve developed the whole new, beginner-friendly Plug and Make Kit – the easiest way to get started with Arduino! Inside the box, you’ll find everything you need to create...
Jonas Hietala
2023 in review
This is my yearly review #14.
Amazing that I’ve kept up with this for 14 years.
Even though it’s not...
a year ago
This is my yearly review #14.
Amazing that I’ve kept up with this for 14 years.
Even though it’s not anything advanced, I really like looking back at the year to see what has happened.
Maybe it’s a very light version of a reverse bucket list, and I can see that it provides some...
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...
Willem's Blog
Hello, stranger
"Discover the transformative power of simple conversations in our tech-dominated world, as one...
a year ago
"Discover the transformative power of simple conversations in our tech-dominated world, as one individual delves into the lost art of talking to strangers and the profound connections it can forge."
Willem's Blog
Building the blog... in style!
Find out if it is possible to turn a computer from the 90s into a modern development machine.
over a year ago
Find out if it is possible to turn a computer from the 90s into a modern development machine.
Simply Explained
MAX17043: Battery Monitoring Done Right (Arduino & ESP32)
Building a battery-powered IoT device? Then you'll want to monitor the battery's percentage. Here's...
over a year ago
Building a battery-powered IoT device? Then you'll want to monitor the battery's percentage. Here's how to do it properly.
Jonas Hietala
Going into Being Busy mode
I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or...
over a year ago
I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or something? So I can’t promise a game the next two months. Kinda beats the point of this site doesn’t it? I’m really sorry and that’s all I can say really…
Hopefully I’ll get a week...
Jonas Hietala
December Theme: New World Order
The The Experimental Gameplay Project drives on with the Art Game theme which will last the rest of...
over a year ago
The The Experimental Gameplay Project drives on with the Art Game theme which will last the rest of this year but that’s something we can’t accept! I’ve done my game and I didn’t force myself out from the Haskell world just to do nuthin so here’s a new little theme for me :)
What...
Abort Retry Fail
Housekeeping for 20240102
Some stats, updates, and whatnot
a year ago
Some stats, updates, and whatnot
lcamtuf’s thing
A 15-minute intro to resin casting
At one point in my life, I penned an epic, 110-page opus on hobby manufacturing.
a week ago
At one point in my life, I penned an epic, 110-page opus on hobby manufacturing.
Posts on Made of...
Measuring Capacity Through Utilization
(This post is cross-posted from Honeycomb’s instrumentation series).
One of my favorite concepts...
over a year ago
(This post is cross-posted from Honeycomb’s instrumentation series).
One of my favorite concepts when thinking about instrumenting a system to understand its overall performance and capacity is what I call “time utilization”.
By this I mean: If you look at the behavior of a...
Applied Cartography
Typesafe routes in Vue
I watched Gary Bernhardt's talk on static routing back a few years ago and — I'm not sure if I would...
6 months ago
I watched Gary Bernhardt's talk on static routing back a few years ago and — I'm not sure if I would call it formative, but it stuck in my craw as a platonic ideal of sorts, as something I couldn't really justify adopting within Buttondown but really wanted.
I built out and...
Ken Shirriff's blog
Reverse engineering the barrel shifter circuit on the Intel 386 processor die
The Intel 386 processor (1985) was a large step from the 286 processor, moving x86 to a 32-bit...
a year ago
The Intel 386 processor (1985) was a large step from the 286 processor, moving x86 to a 32-bit architecture.
The 386 also dramatically improved the performance of shift and rotate operations by adding a
"barrel shifter", a circuit that can shift by multiple bits in one step.
The...
Jonas Hietala
Embedding youtube videos with Hakyll
A while ago a made a timelapse of my entry to Ludum Dare. This is how I parse and embed videos using...
over a year ago
A while ago a made a timelapse of my entry to Ludum Dare. This is how I parse and embed videos using Hakyll.
I don’t want to remember any special syntax for embedding, I don’t want to bother (remember?) to use something like {% youtube: <link> %} or whatever syntax we might find...
Jonas Hietala
Mining Incorporated (unfinished)
Download
Linux 64bit
Windows
Timelapse
https://www.youtube.com/watch?v=NIbr-mLi4DU
I made a very...
over a year ago
Download
Linux 64bit
Windows
Timelapse
https://www.youtube.com/watch?v=NIbr-mLi4DU
I made a very serious attempt at making a grand game for Ludum Dare 29. Unfortunately it was a far, far, too big of a game for me to be able to finish it in one weekend. But I had a great...
Good Enough
TIL: Victory Symbol
We noticed that the victory symbol at the bottom of our homepage looked different in Chrome than...
a year ago
We noticed that the victory symbol at the bottom of our homepage looked different in Chrome than Safari––it was playing smart and rendered the unicode character as an emoji. Lettini found a fix though! Append this string of code to the symbol: ︎.
So ✌︎ renders...
Arduino Blog
A riddle wrapped in an enigma… made easy, with Arduino Plug and Make Kit
The Arduino Plug and Make Kit was designed to open up infinite possibilities, breaking down the idea...
a month ago
The Arduino Plug and Make Kit was designed to open up infinite possibilities, breaking down the idea that technology is a “black box” reserved for experts. With its snap-together system, this kit gives everyone – beginners and seasoned makers alike – the power to create and...
Matt Blewitt
Corporate Legibility for Software Engineers
Corporate legibility is the art of making tasks, and their outcomes, easier to understand for those...
over a year ago
Corporate legibility is the art of making tasks, and their outcomes, easier to understand for those not directly involved. I’ll help you understand why this is an important thing to be aware of and how to use it to help your career.
./techtipsy
I held a talk about my self-hosting adventure!
There are two reasons why I haven’t written much lately, and one of them is that I was cooking up...
a year ago
There are two reasons why I haven’t written much lately, and one of them is that I was cooking up a
talk about self-hosting, more specifically my own self-hosting adventure (the other one is the Steam Deck, more about
that in the future).
The talk took place on May 25th 2023 at...
Willem's Blog
Swimming and cycling with Apple Watch
This month I tested the newest watchOS while swimming and cycling.
over a year ago
This month I tested the newest watchOS while swimming and cycling.
Louwrentius
Neato XV-15 / XV-11 Robotic Vacuum cleaner review
Update 18 February 2012
There is one problem. When the robot is not connected to the charger, the...
over a year ago
Update 18 February 2012
There is one problem. When the robot is not connected to the charger, the batteries are depleted very fast. Even if the batteries are not entirely depleted and the robot can still display the menu, the clock loses it's time. Every time the robot gets a too...
Arduino Blog
Use sound to trigger your camera’s flash with this DIY device
In the world of photography, the exposure triangle is immutable. To get a properly exposed photo...
2 months ago
In the world of photography, the exposure triangle is immutable. To get a properly exposed photo (not too bright or too dark), you need a balance of aperture size (how much light gets in), shutter speed (how long the light gets in), and ISO (sensitivity to light at the expense of...
./techtipsy
DIY cloud gaming: NVIDIA and Moonlight
As you might have read from my previous post on this topic, I
have a pretty neat “cloud” gaming...
over a year ago
As you might have read from my previous post on this topic, I
have a pretty neat “cloud” gaming setup running. I have one powerful desktop PC, one virtual machine with a GPU attached
to it, and client machines that can be used to stream games from. To keep things simple (and...
Birchtree
Squashing links on social media
Anil Dash: “Link in Bio” Is a Slow Knife
For a closed system, those kinds of open connections are...
3 weeks ago
Anil Dash: “Link in Bio” Is a Slow Knife
For a closed system, those kinds of open connections are deeply dangerous. If anyone on Instagram can just link to any old store on the web, how can Instagram — meaning Facebook, Instagram’s increasingly-overbearing owner — tightly
Jonas Hietala
Why I still blog after 15 years
Time flies when you’re having fun.
Before you know it, your little babies have started school, you...
3 months ago
Time flies when you’re having fun.
Before you know it, your little babies have started school, you celebrate the 30th anniversary of Jurassic Park, and that little blog you started have now been going for 15 years.
15 years is a long time; longer than I’ve been waiting for Winds...
Jonas Hietala
Minecraft Server Hosting
I play the phenomena that is Minecraft on and off. Sometimes the laid back building or the exploring...
over a year ago
I play the phenomena that is Minecraft on and off. Sometimes the laid back building or the exploring is just what I need. Sometimes I can challange myself to build cool complex stuff and I’m even an avid follower of Doc’M and Etho and the other mindcrackers over at the youtube....
Louwrentius
Why I believe the new Mac Pro won't be a great machine for gaming
In Accidental Tech Podcast episode 18 (love the show), I learned that John Siracusa was thinking...
over a year ago
In Accidental Tech Podcast episode 18 (love the show), I learned that John Siracusa was thinking about buying a new Mac Pro for gaming.
I believe that gaming on the new Mac Pro will be a mediocre experience.
Driver support: as John mentioned himself, the video cards are...
Louwrentius
Creating configuration backups of HP procurve switches
I've created a tool called procurve-watch. It creates a backup of the running switch configuration...
over a year ago
I've created a tool called procurve-watch. It creates a backup of the running switch configuration through secure shell (using scp).
It also diffs backed up configurations against older versions, in order to keep track of changes. If you run the script from cron every hour or...
Posts on Made of...
How is duct tape like the force?
I’m at Dragon*Con this weekend, my second time here now. I decided that if I was going to Dragon*Con...
over a year ago
I’m at Dragon*Con this weekend, my second time here now. I decided that if I was going to Dragon*Con again, I needed to do something in terms of costuming, and I wanted it to be something unique – I wasn’t going to come anywhere near as epic as some of the costumes people pull...
Buck on Software
Winds of Change
Software is maybe, just maybe about to get exciting
6 months ago
Software is maybe, just maybe about to get exciting
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...
Neil Madden
Regular JSON
For better or worse, depending on your perspective, JSON has become a dominant data format and shows...
a year ago
For better or worse, depending on your perspective, JSON has become a dominant data format and shows no signs of being replaced any time soon. There are good reasons for that: on the face of it, it provides a very simple format with just enough features to cover a lot of...
Yazin Alirhayim
Serializing and deserializing a Cookie Jar
I was recently working on a way to serialize and deserialize a Faraday connection that uses...
over a year ago
I was recently working on a way to serialize and deserialize a Faraday connection that uses HTTP::CookieJar to manage persistent cookies across requests.
I needed to do this because I wanted a way to “freeze” an HTTP connection instance, and later “thaw” it to resume the...
Jonas Hietala
Customizing Neovim
Scripting is configuration. Configuration is scripting.
TJ DeVries A different take on editing...
8 months ago
Scripting is configuration. Configuration is scripting.
TJ DeVries A different take on editing code
I’ve been using Neovim since it forked from Vim almost 8 years ago, and I used Vim many years before that.
I feel quite comfortable with Neovim, and I’ve gone down the...
Neil Madden
Parse, don’t type-check
There’s a fantastic article from last year titled Parse, don’t validate. I’d highly recommend it to...
over a year ago
There’s a fantastic article from last year titled Parse, don’t validate. I’d highly recommend it to any programmer (along with the more recent follow up Names are not type safety). The basic idea is that there are two ways to check that some input to a function is valid: A...
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 1. lisp to assembly
Next in compiler basics:
2. user-defined functions and variables
3. LLVM
4. LLVM...
over a year ago
Next in compiler basics:
2. user-defined functions and variables
3. LLVM
4. LLVM conditionals and compiling fibonacci
5. LLVM system calls
6. an x86 upgrade
In this post we'll write a simple compiler in Javascript (on Node)
without any third-party libraries....
Vitalik Buterin's...
STARKs, Part II: Thank Goodness It's FRI-day
over a year ago
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 5: The Purge
2 months ago
Home on Erik...
HubSpot's Picture Shows how to Maintain Monocultures in the 21st Century
I thought this article about the company culture at HubSpot is kind of funny. “HubSpot's Awesome...
over a year ago
I thought this article about the company culture at HubSpot is kind of funny. “HubSpot's Awesome Presentation Shows how to Create a 21st Century Culture”.
Just FYI: You're not different. You're a bunch of white hipsters aged 25-30 dressed up in the same theme.
Arduino Blog
Why is STEAM education important for kids? 6 activity tips
School’s out for summer – at least for most of us. While the majority of children (and teachers!)...
6 months ago
School’s out for summer – at least for most of us. While the majority of children (and teachers!) will probably be breathing a huge sigh of relief, parents face a new challenge: how to keep kids engaged during the long break. Of course, downtime is important, but there are also...
Notes on software...
Writing an x86 emulator from scratch in JavaScript: 1. a stack and register machine
Better yet, take a look at this post walking through emulating x86 ELF binaries in Go:
Emulating...
over a year ago
Better yet, take a look at this post walking through emulating x86 ELF binaries in Go:
Emulating linux/AMD64 userland: interpreting an ELF binary
2. system calls
In this post we'll create a small virtual machine in JavaScript and
use it to run a simple C program compiled...
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.
Willem's Blog
Tudor Black Bay 36 long-term review
For the past six months I have been wearing the same watch, every day and night. Read along to learn...
over a year ago
For the past six months I have been wearing the same watch, every day and night. Read along to learn what makes the Tudor Black Bay 36 the perfect every day watch.
Simply Explained
ESP32: Tips to increase battery life
Running an ESP32 on a battery is a tricky operation. The chip is a powerhouse, and with power comes...
over a year ago
Running an ESP32 on a battery is a tricky operation. The chip is a powerhouse, and with power comes great responsibility. In this post, I’ll outline how I got an ESP32 to run for over 15 weeks (and counting) on a single 1000mAh battery.
computers are bad
2023-10-09 prolific counterfeiting
I'm working on a side project right now, one of several, which involves
telematics devices...
a year ago
I'm working on a side project right now, one of several, which involves
telematics devices (essentially GPS trackers with i/o) from a fairly reputable
Chinese manufacturer. The device is endlessly configurable and so, like you see
with a lot of radios, it has a UART for...
Vitalik Buterin's...
Review: museums of the future, Dubai and Tokyo
5 months ago
Willem's Blog
Lunch by plane
This week I went out for lunch by plane from Hilversum to Texel with a good buddy of mine.
over a year ago
This week I went out for lunch by plane from Hilversum to Texel with a good buddy of mine.
Jonas Hietala
FTL got a new victim
Faster than Light the great game I lost a ton of time on, has found a new victim. It’s not someone...
over a year ago
Faster than Light the great game I lost a ton of time on, has found a new victim. It’s not someone you’d expect, it’s even someone who said: “What a bad game” when she saw me playing it. But nevertheless this Saturday she played it more than 2.5 hours!
I told Veronica I wanted...
Birchtree
I’m Not a Panda Person
Niléane has a new webcam, Chris is downing in keyboards, and everyone installs some web-ass web...
a week ago
Niléane has a new webcam, Chris is downing in keyboards, and everyone installs some web-ass web apps.
Watch it on YouTube or listen in your favorite podcast app!
Jonas Hietala
Let's build a VORON: Major failure
The left POM nut got ground down, making the bed fall down.
After 600 hours, the printer met it’s...
10 months ago
The left POM nut got ground down, making the bed fall down.
After 600 hours, the printer met it’s first major failure.
I know I earlier described how the extruder starter skipping in a big way, but that was just some filament getting stuck in the extruder.
This time a part...
Home on Erik...
Mortality statistics and Sweden's "dry tinder" effect
We live in a year of about 350,000 amateur epidemiologists and I have no desire to join that “club”....
over a year ago
We live in a year of about 350,000 amateur epidemiologists and I have no desire to join that “club”. But I read something about COVID-19 deaths that I thought was interesting and wanted to see if I could replicated it through data.
Arduino Blog
Web Serial Camera stream with Arduino
Hey there, fellow tech enthusiasts! Ever wondered how you could effortlessly stream camera footage...
5 months ago
Hey there, fellow tech enthusiasts! Ever wondered how you could effortlessly stream camera footage from your Arduino boards directly to your web browser? Wonder no more! Arduino’s Web Serial Camera demo shows how to bring your camera projects to life. Stream images from your...
Willem's Blog
Designing and implementing a (micro) payment system
Designing and implementing a micro payment system with an emphasis on simplicity. Read about how I...
over a year ago
Designing and implementing a micro payment system with an emphasis on simplicity. Read about how I did it in this post.
./techtipsy
The little Wi-Fi AP that could
I have a bad habit of testing things whenever a “good” idea pops into my head. This is a short...
over a year ago
I have a bad habit of testing things whenever a “good” idea pops into my head. This is a short overview of one of them.
The Orange Pi Zero is a SBC (single board computer) that has a slow 32-bit ARM 4 core CPU, 512MB of RAM and no display output.
It’s actually quite OK for many...
Matt Blewitt
Riding the Risk Railway
When building and operating a user-facing system, especially one that is open to the public, it is...
over a year ago
When building and operating a user-facing system, especially one that is open to the public, it is important to consider the riskiness of a user, which can also be characterised as trustworthiness. These will typically be negatively correlated, with low trust indicating high risk...
Vitalik Buterin's...
Should there be demand-based recurring fees on ENS domains?
over a year ago
Notes on software...
Go database driver overhead on insert-heavy workloads
The most popular SQLite and PostgreSQL database drivers in Go are
(roughly) 20-76% slower than...
a year ago
The most popular SQLite and PostgreSQL database drivers in Go are
(roughly) 20-76% slower than alternative Go drivers on insert-heavy
benchmarks of mine. So if you are bulk-inserting data with Go (and
potentially also bulk-retrieving data with Go), you may want to
consider the...
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...
Lighthouse Blog
Lighthouse now integrates with mobile reader apps
5 months ago
anderegg.ca
Playing with the Bluesky firehose
Over the weekend I started playing around with Jetstream, a project from the Bluesky team to deliver...
a month ago
Over the weekend I started playing around with Jetstream, a project from the Bluesky team to deliver a JSON based firehose of atproto data. Here’s an overview of the simple project I built with that data.
I was inspired by a post from Simon Willison where he showed off a tool for...
Odds and Ends of...
Odds and Ends #48: The most important week of Labour government so far?
Plus a British tech unicorn, a nuclear energy ticking time bomb and... New Zealand's weird...
a week ago
Plus a British tech unicorn, a nuclear energy ticking time bomb and... New Zealand's weird Parliament.
lcamtuf’s thing
The 101 of analog signal filtering
Some intuition about this topic can be developed without summoning the ghost of Pierre-Simon...
5 months ago
Some intuition about this topic can be developed without summoning the ghost of Pierre-Simon Laplace.
Simply Explained
My Sixth Year as YouTube Creator (statistics + retrospective)
Every new year I reflect on the previous year and set new goals. Last year has been my most...
over a year ago
Every new year I reflect on the previous year and set new goals. Last year has been my most successful year on YouTube so far, and I'd like to share some statistics and thoughts. I will also go over how my email newsletter is doing and where I'm headed. And finally, I'll set...
Posts on Made of...
Write testable code by writing generic code
Alex Gaynor recently asked this question in an IRC channel I hang out in (a channel which contains...
over a year ago
Alex Gaynor recently asked this question in an IRC channel I hang out in (a channel which contains several software engineers nearly as obsessed with software testing as I am):
uhh, so I’m writing some code to handle an econnreset… how do I test this?
This is a good question!...
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...
./techtipsy
Tech tip: eliminate HDD humming noise
Anyone that has bought themselves external WD drives from the Elements/My Book/Easystore series are...
over a year ago
Anyone that has bought themselves external WD drives from the Elements/My Book/Easystore series are probably familiar
with the acoustic characteristics of the drives. The drives have a loud hum caused
by WD running the drives at 7200rpm while claiming the drives to be...
./techtipsy
How to make digital copies of your old video tapes
Introduction
This is a short overview of one way to take your old video tapes and make digital...
over a year ago
Introduction
This is a short overview of one way to take your old video tapes and make digital copies of their contents.
To get started, you will need the following:
old video tapes that you want to make copies of (VHS and its variants)
a device that can read analog AV signals...
Birchtree
Yet more YouTube videos I've enjoyed recently
I guess this is a series now…
Do you have a chair where "half dirty" clothes go? If so, this chair...
3 weeks ago
I guess this is a series now…
Do you have a chair where "half dirty" clothes go? If so, this chair will be very compelling.
I'm not a big fan of most Apple TV+ shows, but Severance was lovely and I can't wait
Bryan Braun - Blog
Why we prefer computers over consoles when introducing kids to gaming
I grew up gaming on consoles like Nintendo 64 and Gamecube. I have a lot of fond memories playing...
10 months ago
I grew up gaming on consoles like Nintendo 64 and Gamecube. I have a lot of fond memories playing games with my brothers on those devices.
But as my own kids have gotten older, my wife and I have decided to first introduce them to gaming with computers, instead of consoles.
The...
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...
Home on Erik...
Being data driven
I picked up an issue of Foreign Affairs while flying back to NYC from SFO. It features this long...
over a year ago
I picked up an issue of Foreign Affairs while flying back to NYC from SFO. It features this long interview with U.S. General Stanley McChrystal and I thought it was pretty interesting how striking some of the similarities are between fighting in a war and developing software.
Louwrentius
WFS - WAN Failover Script now available
Since I could not find a WAN failover script for Linux to my likening, I wrote
one myself. If you...
over a year ago
Since I could not find a WAN failover script for Linux to my likening, I wrote
one myself. If you have any use for it: I put it on a Google code project.
WFS tests the availability of your primary WAN connection and switches to your
secondary / backup connection when a failure is...
./techtipsy
So you need some tech tips...
I’m an experienced software developer located in Estonia 🇪🇪🇪🇺 .
I don’t simply get things done,...
over a year ago
I’m an experienced software developer located in Estonia 🇪🇪🇪🇺 .
I don’t simply get things done, I get them done done.
Here’s what I bring to the table:
software development skillset
building useful solutions
monitoring, observability
incident response
I know how to use...
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...
Jonas Hietala
Writing a Pollen lexer in Pygments
After writing a few blog posts about Pollen I started getting annoyed that I didn’t have syntax...
over a year ago
After writing a few blog posts about Pollen I started getting annoyed that I didn’t have syntax highlighting for the code snippets. So I did a bit of fooling around with Pygments, and it turns out writing a custom lexer isn’t that unreasonable, so here’s how I did it.
Pollen...
Jonas Hietala
Evolution of RTS games
Introduction
This is an essay for the course Game Design and I’m going to give you a ride through...
over a year ago
Introduction
This is an essay for the course Game Design and I’m going to give you a ride through the evolution of RTS game genre. I like RTS games and I’ve played them for as long as I can remember, from the classic Red Alert and Age of Empires to the newer Supreme Commander and...
Electronics etc…
Increasing Frequency Counter Precision with Linear Regression
MathJax.Hub.Config({
jax: ["input/TeX", "output/HTML-CSS"],
tex2jax: {
inlineMath: [...
a year ago
MathJax.Hub.Config({
jax: ["input/TeX", "output/HTML-CSS"],
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inlineMath: [ ['$', '$'], ["\\(", "\\)"] ],
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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.
Old Vintage...
The W65C265SXB gets a SXY case
Don't worry — my favourite single-board computer remains the 6502-based classic MOS/Commodore KIM-1,...
a year ago
Don't worry — my favourite single-board computer remains the 6502-based classic MOS/Commodore KIM-1, and I've got some future projects in the works. But these were recently on sale on Amazon and I couldn't resist getting a little sort-of RPi-sized SBC that runs the 16-bit 65816,...
Notes on software...
Generating a REST API from a database
I recently published an alpha version of a code generation tool,
DBCore, that reads a...
over a year ago
I recently published an alpha version of a code generation tool,
DBCore, that reads a database
schema from PostgreSQL or MySQL and generates an entire Go API with
CRUD operations, pagination, filtering, and authentication.
But more than just generating code like
xo/xo or...
Jonas Hietala
Let's build a VORON: Smaller fixes
I’ve been busy.
Busy printing stuff.
Which is awesome, because one big worry I had was if I’d...
11 months ago
I’ve been busy.
Busy printing stuff.
Which is awesome, because one big worry I had was if I’d actually use the printer or just end up modding and tweaking it until the end of time.
But of course, I’ve been slowly working through my large mods-I-want list.
My initial plan was to...
computers are bad
2023-06-07 something up there - nasa and uaps
A brief note on Grusch
First, a disclaimer of sorts: I am posting another article on UAPs, yet I...
a year ago
A brief note on Grusch
First, a disclaimer of sorts: I am posting another article on UAPs, yet I am
not addressing the recent claims by David Grusch. This is for a couple of
reasons. First, I am skeptical of Grusch. He is not the first seemingly
well-positioned former...
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.
Odds and Ends of...
Odds and Ends #42: An Elizabeth Line extension, some mad planning law nonsense, and the world's most...
Your regular round-up of interesting links
a month ago
Your regular round-up of interesting links
anderegg.ca
Anzu Castle Gracula
Turns out you can release a QBasic game on Steam if it’s packaged correctly. Beside being a nerdy...
a month 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.
Willem's Blog
Offline Music
People sometimes act suprised when I tell them about my music hobby, manually converting CD's to...
over a year ago
People sometimes act suprised when I tell them about my music hobby, manually converting CD's to lossless audio files; there is some reason to this madness however!
computers are bad
2024-01-31 multi-channel audio part 2
Last time, we left off at the fact that modern films are distributed with their
audio in multiple...
11 months ago
Last time, we left off at the fact that modern films are distributed with their
audio in multiple formats. Most of the time, there is a stereo version of the
audio, and a multi-channel version of the audio that is perhaps 5.1 or 7.1 and
compressed using one of several codecs that...
Buck on Software
Vertical Aggregation
I’ve written in the past that I think returns for SaaS won’t be as attractive over the next decade.
over a year ago
I’ve written in the past that I think returns for SaaS won’t be as attractive over the next decade.
Notes on software...
Book Review: ANSI Common Lisp
Score: 4.5 / 5
Paul Graham and his editor(s) are excellent. His prose is light and
easy to follow....
over a year ago
Score: 4.5 / 5
Paul Graham and his editor(s) are excellent. His prose is light and
easy to follow. The only awkward component of the book's organization
is that he tends to use a concept one section before explicitly
introducing and defining that concept. I'm not sure yet if this...
Odds and Ends of...
Christmas Mailbag - Questions Wanted!
Ask me stuff!
3 weeks ago
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...
10 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...
Willem's Blog
Limitations of sleep tracking using a wearable
Limitations of heart rate analyses during sleep, why you should reconsider tracking your sleep.
over a year ago
Limitations of heart rate analyses during sleep, why you should reconsider tracking your sleep.
Louwrentius
Understanding IOPS, latency and storage performance
Update 2020: I've written another blogpost about this topic, including some benchmark examples.
When...
over a year ago
Update 2020: I've written another blogpost about this topic, including some benchmark examples.
When most people think about storage performance, they think about throughput. But throughput is similar to the top speed of a car. In reality, you will almost never reach the top...
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...
Arduino Blog
This autonomous go-kart only needs a camera to navigate a workshop circuit
Autonomous vehicles, and self-driving cars in particular, are probably one of the most enticing...
a week ago
Autonomous vehicles, and self-driving cars in particular, are probably one of the most enticing technologies of the 21st century. But despite a great deal of R&D and even more speculation, we have yet to see a self-driving car that can actually operate on real public roads...
Jonas Hietala
The I'm Great quote
A new semester at the uni and so far it looks promising; I got a hold of some new books even though...
over a year ago
A new semester at the uni and so far it looks promising; I got a hold of some new books even though the bookstore had a snakelike queue similar to the Jörmungandr (the snake that encircled the earth in nordic mythology) and our new programming course started. This time it’s Ada’s...
Jonas Hietala
Let's build a VORON: Bed & electronics
I’ve made a lot of progress on my VORON.
Electronics and other stuff are installed to the degree...
a year ago
I’ve made a lot of progress on my VORON.
Electronics and other stuff are installed to the degree that I’ve begun wiring, but I’m going to separate the wiring into it’s own post.
This will be a short post about bed preparation and installing electronics components.
Feedback from...
Notes on software...
Speeding up Go's builtin JSON encoder up to 55% for large arrays of objects
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.
Vitalik Buterin's...
Alternatives to selling at below-market-clearing prices for achieving fairness (or community...
over a year ago
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...
2 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...
Posts on Made of...
Computers can be understood
Introduction This post attempts to describe a mindset I’ve come to realize I bring to essentially...
over a year ago
Introduction This post attempts to describe a mindset I’ve come to realize I bring to essentially all of my work with software. I attempt to articulate this mindset, some of its implications and strengths, and some of the ways in which it’s lead me astray.
Software can be...
Louwrentius
Lion's FileVault does not support Bootcamp and external boot disks
Read the comments as they may provide useful information for your particular situation
I boot my...
over a year ago
Read the comments as they may provide useful information for your particular situation
I boot my iMac from an external FW800 SSD. I found out that it is impossible to
encrypt this disk using the new FileVault as part of Lion.
Furthermore, I also found out that if you have a disk...
Arduino Blog
Hey Google! Meet Arduino Cloud
We’re excited to announce that the Arduino Cloud now supports Google Home™! This means you can now...
7 months ago
We’re excited to announce that the Arduino Cloud now supports Google Home™! This means you can now interact with your devices, simply through your Google Home Assistant: use voice commands, the Google Home app, or create new routines integrating Arduino solutions. This new...
Opsbros
Pro-tip for Baristas
If you've ever filled one of those 'Cheeki' coffee cups, or virtually any other reusable coffee cup,...
over a year ago
If you've ever filled one of those 'Cheeki' coffee cups, or virtually any other reusable coffee cup, you've definitely come across the issue that when it's 'overfilled' it will overflow when the lid is put back on. There is a
Construction Physics
What Learning by Doing Looks Like
The evolution of polycrystalline diamond drill bits
3 weeks ago
The evolution of polycrystalline diamond drill bits
Simply Explained
How I Built an NFC Movie Library for my Kids
When I was a kid, my sister and I had a tower of VHS tapes we watched endlessly. Fast-forward to...
a year ago
When I was a kid, my sister and I had a tower of VHS tapes we watched endlessly. Fast-forward to today, and my children's movie collection is vastly different. It's completely digital and dispersed across services. I wanted to recreate the tangible magic of my childhood for them.
Louwrentius
How to compile HAProxy from source and setup a basic configuration
To learn more about HAProxy I decided to compile it from source and use it to load-balance traffic...
over a year ago
To learn more about HAProxy I decided to compile it from source and use it to load-balance traffic to louwrentius.com across two different web servers.
I run HAProxy on a VPS based on Ubuntu 12.04 LTS. Let's dive right in.
First, we need to download the source. Don't copy/pased...
Home on Erik...
The half-life of code & the ship of Theseus
As a project evolves, does the new code just add on top of the old code? Or does it replace the old...
over a year ago
As a project evolves, does the new code just add on top of the old code? Or does it replace the old code slowly over time? In order to understand this, I built a little thing to analyze Git projects, with help from the formidable GitPython project.
Lighthouse Blog
Updates November 17: Content classification and summary
a year ago
Arduino Blog
This perplexing robotic performer operates under the control of three different Arduino boards
Every decade or two, humanity seems to develop a renewed interest in humanoid robots and their...
2 months ago
Every decade or two, humanity seems to develop a renewed interest in humanoid robots and their potential within our world. Because the practical applications are actually pretty limited (given the high cost), we inevitably begin to consider how those robots might function as...
Good Enough
Thoughts On Thoughts
It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our...
a year ago
It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our thoughts and what we believe about them.
Or perhaps we can think of this as an intervention. This post is the circle of friends gathered to help us stop hitting ourselves in the...
Notes on software...
Writing a simple JSON parser
Writing a JSON parser is one of the easiest ways to get familiar with
parsing techniques. The format...
over a year ago
Writing a JSON parser is one of the easiest ways to get familiar with
parsing techniques. The format is extremely simple. It's defined
recursively so you get a slight challenge compared to, say, parsing
Brainfuck; and you probably
already use JSON. Aside from that last point,...
Notes on software...
io_uring basics: Writing a file to disk
King and I wrote a blog
post
about building an event-driven cross-platform IO library that...
a year ago
King and I wrote a blog
post
about building an event-driven cross-platform IO library that used
io_uring on Linux. We sketched out how it works at a high level but I
hadn't yet internalized how you actually code with io_uring. So I
strapped myself down this week and wrote...
Opsbros
Nix Windows Feedback
There turns out to be a far easier way to disable the 'Win+F' Windows Feedback app.
over a year ago
There turns out to be a far easier way to disable the 'Win+F' Windows Feedback app.
Home on Erik...
Storm in the stratosphere: how the cloud will be reshuffled
Here's a theory I have about cloud vendors (AWS, Azure, GCP):
Cloud vendors1 will increasingly...
over a year ago
Here's a theory I have about cloud vendors (AWS, Azure, GCP):
Cloud vendors1 will increasingly focus on the lowest layers in the stack: basically leasing capacity in their data centers through an API. Other pure-software providers will build all the stuff on top of it.
latest projects -...
Hand-cranked Flux Capacitor
[Concept] Control the flow of time
a year ago
[Concept] Control the flow of time
Arduino Blog
Introducing Arduino Academy: your path to becoming an Arduino-Certified Engineer begins!
Want to upgrade your skills and become a certified Arduino engineer? Welcome to the Arduino Academy,...
2 months ago
Want to upgrade your skills and become a certified Arduino engineer? Welcome to the Arduino Academy, the go-to platform for hands-on, interactive learning designed to prepare you for the future of technology. Whether you’re just starting or looking to advance your career, the...
Ken Shirriff's blog
The Pentium as a Navajo weaving
Hurrying through the National Gallery of Art five minutes before closing, I passed a Navajo weaving...
4 months ago
Hurrying through the National Gallery of Art five minutes before closing, I passed a Navajo weaving with a complex abstract
pattern.
Suddenly, I realized the pattern was strangely familiar, so I stopped and looked closely.
The design turned out to be an image of Intel's Pentium...
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...
Computer Ads from...
Suture Software's Bludgeons 'n' Braggarts
We very simply give you what you've been asking for -- we give you BLOOD
10 months ago
We very simply give you what you've been asking for -- we give you BLOOD
Jonas Hietala
An Elixir based payment processor for the Coinparty hackathon
Bitcoin Unlimited is hosting a Bitcoin Cash hackathon this December and it seemed like a good...
over a year ago
Bitcoin Unlimited is hosting a Bitcoin Cash hackathon this December and it seemed like a good opportunity for me to explore how to program against Bitcoin Cash, and it gives me an excuse to build something real with Phoenix and Elixir. (While an event like this might help combat...
Opsbros
Saibah Securitah
It's always okay to buy the domain for the meme!
over a year ago
It's always okay to buy the domain for the meme!
Electronics etc…
Cable Length Measurement with an HP 8007B Pulse Generator
MathJax.Hub.Config({
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tex2jax: {
inlineMath: [...
a year ago
MathJax.Hub.Config({
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tex2jax: {
inlineMath: [ ['$', '$'], ["\\(", "\\)"] ],
displayMath: [ ['$$', '$$'], ["\\[", "\\]"] ],
processEscapes: true,
skipTags: ['script', 'noscript', 'style', 'textarea', 'pre',...
Willem's Blog
Beast of the Green Hell
Blog post about an amazing AMG Circuit day at the race track of Zolder, Belgium.
over a year ago
Blog post about an amazing AMG Circuit day at the race track of Zolder, Belgium.
Arduino Blog
Finally, you can DIY your own espresso machine
Caffeine lovers take their coffee very seriously and that is most apparent when you dive into the...
3 months ago
Caffeine lovers take their coffee very seriously and that is most apparent when you dive into the world of espresso machines. To satisfy enthusiasts, an espresso machine needs to provide precise control over temperature, pressure, and flow to enable the perfect pull. But if...
Notes on software...
Writing a SQL database from scratch in Go: 2. binary expressions and WHERE filters
Previously in database basics:
1. SELECT, INSERT, CREATE and a REPL
3. indexes
4. a...
over a year ago
Previously in database basics:
1. SELECT, INSERT, CREATE and a REPL
3. indexes
4. a database/sql driver
In this post, we'll extend gosql
to support binary expressions and very simple filtering on SELECT
results via WHERE. We'll introduce a general mechanism...
Yazin Alirhayim
The Meem app: it sucks
If you’re a “digital only” bank like Meem, the app your customers use is all they see: it’s like a...
over a year ago
If you’re a “digital only” bank like Meem, the app your customers use is all they see: it’s like a virtual 🏦 branch.
That’s fitting, because you know what my impression of meem is as a user? When I open up their app, it feels like walking into a crowded butcher shop, with...
Engineers Need Art
VPX Scripting - Part 2 (Linting)
The second in a series of posts about scripting Visual Pinball tables.
8 months ago
The second in a series of posts about scripting Visual Pinball tables.
Jonas Hietala
Doing some online Personality tests
For some reason I’ve done a couple of personality tests the last month, mostly to satisfy my own...
over a year ago
For some reason I’ve done a couple of personality tests the last month, mostly to satisfy my own curiosity.
The Braverman Test
Inspired by Charles Poliquin’s visit on The Tim Ferriss Show I tried out the Braverman test to determine my neurotransmitter type. The point Charles...
Computer Ads from...
EPYX's Pitstop
Where Winning is the Pits.
6 months ago
Where Winning is the Pits.
Abort Retry Fail
The History of Windows 1.0
Vaporware
a year ago
./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...
Willem's Blog
Designing an interface for a food ordering page
Designing a food ordering page is surprisingly challenging because of the many variables that need...
over a year ago
Designing a food ordering page is surprisingly challenging because of the many variables that need to be accommodated on a very small screen.
Arduino Blog
Slot machine game harnesses the beauty of Nixie tubes
Everyone loves the look of Nixie tubes, with their glowing orange characters made of curvy filament....
2 months ago
Everyone loves the look of Nixie tubes, with their glowing orange characters made of curvy filament. But we usually only see makers using Nixie tubes for one purpose: clocks. That’s unfortunate, because they have a lot more potential, as illustrated by Bob Cascisa’s Nixie tube...
Willem's Blog
Refining my tablet OS experience
Installing Debian GNU/Linux on a Surface Go 2 with LTE/4G to replace my iPad Pro as daily driver.
over a year ago
Installing Debian GNU/Linux on a Surface Go 2 with LTE/4G to replace my iPad Pro as daily driver.
Computer Ads from...
Plus Post: Objects, Inc's Layout
Build Programs Without Programming
11 months ago
Build Programs Without Programming
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...
Good Enough
Asking the Right Question
Lately I've been pondering the future for Album Whale. It does what we'd like it to do, and we've...
a year ago
Lately I've been pondering the future for Album Whale. It does what we'd like it to do, and we've spread the word enough that there's now a steady stream of new users coming in each day. So, what's next?
Portrait of the author pondering
My first impulse was to answer this...
Engineers Need Art
Offline Advocate
Digital hoarding as a check against the ephemeral nature of the internet ... and maybe some peace of...
a month ago
Digital hoarding as a check against the ephemeral nature of the internet ... and maybe some peace of mind.
Posts on Made of...
Two kinds of testing
While talking about thinking about tests and testing in software engineering recently, I’ve come to...
over a year ago
While talking about thinking about tests and testing in software engineering recently, I’ve come to the conclusion that there are (at least) two major ideas and goals that people have when they test or talk about testing. This post aims to outline what I see as these two schools,...
Matt Mullenweg
Bezos at Dealbook
It looks like the Dealbook Summit had a number of great interviews this year, major props to Andrew...
3 weeks ago
It looks like the Dealbook Summit had a number of great interviews this year, major props to Andrew Ross Sorkin, but this one with Jeff Bezos was particularly good.
Home on Erik...
Interview with a Data Scientist: Erik Bernhardsson
I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is...
over a year ago
I was featured in Peadar Coyle's interview series interviewing various “data scientists” – which is kind of arguable since (a) all the other ppl in that series are much cooler than me (b) I'm not really a data scientist.
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.
Notes on software...
Controlled HTML select element in React has weird default UX
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.
Louwrentius
Why security is all about defense in depth
Many people asume that if you regularly update your computer, you are safe from hackers. But nothing...
over a year ago
Many people asume that if you regularly update your computer, you are safe from hackers. But nothing could be further from the truth. Keeping your systems up-to-date only protects you against exploits for publicly known vulnerabilities.
Your systems are still not protected...
Willem's Blog
Servicing a robot vacuum cleaner
This week it was time for some maintenance on my iRobot Roomba robot vacuum cleaner. Read along to...
over a year ago
This week it was time for some maintenance on my iRobot Roomba robot vacuum cleaner. Read along to learn how I did it.
Louwrentius
20 disk 18 TB RAID 6 storage based on Debian Linux
This system is no longer operational and has been decomissioned (2017)
This is my NAS storage server...
over a year ago
This system is no longer operational and has been decomissioned (2017)
This is my NAS storage server based on Debian Linux. It uses software RAID and 20 one
terrabyte hard drives. It provides a total usable storage capacity of 18 terrabytes in a single RAID 6 array.
One of the...
Jonas Hietala
Goals for Autumn 2016
Every once and a while I like to redo my priorities and set new goals for myself.
I recently read...
over a year ago
Every once and a while I like to redo my priorities and set new goals for myself.
I recently read the book 59 seconds which among other things presented a way of structuring goals I will try out. In short you should divide your main goal into 5 subgoals with a date of completion,...
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...
seangoedecke.com RSS...
Talking to ChatGPT costs 5ml of water, not 500ml
There’s a common claim on the internet that ChatGPT consumes half a litre of water for every 5-50...
2 months ago
There’s a common claim on the internet that ChatGPT consumes half a litre of water for every 5-50 responses. Here are some randomly-chosen…
Applied Cartography
The taste of beer
Unlike stories, real life, when it has passed, inclines toward obscurity, not clarity.
There’s a...
7 months ago
Unlike stories, real life, when it has passed, inclines toward obscurity, not clarity.
There’s a relatively famous line from Bezos, circulated first at YC in ’08 and then more recently by the folks at Acquired (a great pod!):
Jeff uses this analogy for AWS. He talks about...
latest projects -...
Portable Probability Panel
[Misc] Laser-cut Galton board
5 months ago
[Misc] Laser-cut Galton board
Louwrentius
The security risk of vendor-supplied default SSL certificates
Often, software comes supplied with some default SSL certificate, for testing
purposes, such as...
over a year ago
Often, software comes supplied with some default SSL certificate, for testing
purposes, such as those 'snake oil' certificates (they are called snake oil
certificates for a reason). In practice, I often encounter usage of such
certificates. People may seem to think that as long...
Home on Erik...
Simple sabotage for software
CIA produced a fantastic book during the peak of World War 2 called Simple Sabotage. It laid out...
a year ago
CIA produced a fantastic book during the peak of World War 2 called Simple Sabotage. It laid out various ways for infiltrators to ruin productivity of a company. Some of the advice is timeless, for instance the section about “General interference with Organizations and...
Jonas Hietala
Back to lazy.nvim
Around a month ago I had an affair with rocks.nvim.
It was fun, but I’m back together with lazy.nvim...
6 months ago
Around a month ago I had an affair with rocks.nvim.
It was fun, but I’m back together with lazy.nvim again.
This is a short post to explain why—at this point in time—the grass wasn’t greener on the other side.
Problems with rocks.nvim
Too many weird issues.
I had quite a few...
Computer Ads from...
Dipco's Easy Reader
"Sight for Sore Eyes"
2 months ago
Opsbros
Docker and CumulusMX
I wanted to find out if I could successfully redeploy my Weather Station monitoring software into a...
over a year ago
I wanted to find out if I could successfully redeploy my Weather Station monitoring software into a Docker container. Let's battle the elements together...
Christian Selig
Theming Apps on iOS is Hard
Theming apps (the ability to change up the color scheme for an app from say, a white background with...
over a year ago
Theming apps (the ability to change up the color scheme for an app from say, a white background with blue links to a light green background with green links) is a pretty common feature across a lot of apps. It’s one of the core features of the new “Twitter Blue” subscription,...
Home on Erik...
I believe in the 10x engineer, but...
The easiest way to be a 10x engineer is to make 10 other engineers 2x more efficient. Someone can be...
over a year ago
The easiest way to be a 10x engineer is to make 10 other engineers 2x more efficient. Someone can be a 10x engineer if they do nothing for 364 days then convinces the team to change programming language to a 2x more productive language.
Arduino Blog
Discover the new Arduino UNO SPE Shield: the quick and easy way to advanced connectivity
Arduino and Microchip are excited to open electronica – the “world’s leading trade fair and...
a month ago
Arduino and Microchip are excited to open electronica – the “world’s leading trade fair and conference for electronics” – by introducing the Arduino UNO SPE Shield, a powerful ally to bring advanced connectivity to new and existing projects, with Single-Pair Ethernet (SPE) and...
Home on Erik...
Never attribute to stupidity that which is adequately explained by opportunity cost
Hanlon's razor is a classic aphorism I'm sure you have heard before: Never attribute to malice that...
over a year ago
Hanlon's razor is a classic aphorism I'm sure you have heard before: Never attribute to malice that which can be adequately explained by stupidity.
I've found that neither malice nor stupidity is the most common reason when you don't understand why something is in a certain way.
Willem's Blog
Abandoning my own tablet OS
After a year of experimenting with Debian GNU/Linux on a Surface Go 2 I have returned to iPad Pro...
over a year ago
After a year of experimenting with Debian GNU/Linux on a Surface Go 2 I have returned to iPad Pro and the Mac.
Posts on Made of...
amd64 and va_arg
A while back, I was poking around LLVM bugs, and discovered, to my surprise, that LLVM doesn’t...
over a year ago
A while back, I was poking around LLVM bugs, and discovered, to my surprise, that LLVM doesn’t support the va_arg intrinsic, used by functions to accept multiple arguments, at all on amd64. It turns out that clang and llvm-gcc, the compilers that backend to LLVM, have their own...
Arduino Blog
Easy and fun block-based coding with the Alvik robot is here, now Chromebook compatible!
At Arduino, we believe coding should be accessible to everyone – including the youngest learners....
a month ago
At Arduino, we believe coding should be accessible to everyone – including the youngest learners. With this in mind, we’re thrilled to announce that the Arduino Alvik robot now officially supports block-based coding! Coding has never been easier thanks to Alvik’s seamless...
Arduino Blog
BrainPatch.AI: How a British neurotech startup built a working prototype fast, using Arduino Nano 33...
The field of neurotechnology has been advancing rapidly in recent years, opening up to safe and...
3 months ago
The field of neurotechnology has been advancing rapidly in recent years, opening up to safe and effective non-invasive interfaces that can deliver tiny milliamp currents to the right stimulation location on the head, neck or body. One example of the new players in this field is...
Jonas Hietala
Pushing toward Git
The time has come; it’s time for me to move my source out in the open for the first time.
Repository...
over a year ago
The time has come; it’s time for me to move my source out in the open for the first time.
Repository deleted, never became anything
Available on Github
It’s nothing special really, if you want take a look at the code and help me improve it.
Notes on software...
AOT-compilation of Javascript with V8
tldr; I'm working on a AOT-compiled Javascript implementation called
jsc.
Many dynamically typed...
over a year ago
tldr; I'm working on a AOT-compiled Javascript implementation called
jsc.
Many dynamically typed programming languages have implementations that
compile to native binaries:
Python: Cython
Common Lisp: SBCL
Scheme: Chicken Scheme
The benefits of compiling dynamically typed...
Louwrentius
Compiling Ceph on the Raspberry Pi 3B+ (armhf) using Clang/LLVM
UPDATE 2019 / 2020
There are official ARM64 binaries of Ceph that you can run on a 64-bit version of...
over a year ago
UPDATE 2019 / 2020
There are official ARM64 binaries of Ceph that you can run on a 64-bit version of Ubuntu 18.04.
Important: I consider this page obsolete. I will keep it up for transparency's sake
Introduction
In this blog post I'll show you how to compile Ceph Luminous for...
Odds and Ends of...
Nobody knows what the National Data Library is (not even the government)
A policy wrapped in a mystery inside an enigma
2 months ago
A policy wrapped in a mystery inside an enigma
lcamtuf’s thing
The untimely demise of an image upscaler
ML-based image enhancement models are great. Unfortunately, some of them are great only once.
4 months ago
ML-based image enhancement models are great. Unfortunately, some of them are great only once.
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.
Lighthouse Blog
Updates November 24: Content parsing improvements
a year ago
Nabeel S. Qureshi
Notes on Karl Popper
A woven web of guesses
over a year ago
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...
Computer Ads from...
Oberon International' Omni-Reader
Audio Engineers announce a revolution in taking words from page to your computer
2 weeks ago
Audio Engineers announce a revolution in taking words from page to your computer
Matt Mullenweg
UH Magazine, Revisiting My Alma Mater
My father attended University of Houston, and it’s where I went to college to study political...
2 weeks ago
My father attended University of Houston, and it’s where I went to college to study political science, I started WordPress when there, and then dropped out after two years to move to San Franisco. It was fun seeing UH Magazine feature an article about my journey from a University...
Home on Erik...
There is no magic trick
(Warning: super speculative, feel free to ignore)
As Yogi Berra said, “It's tough to make...
over a year ago
(Warning: super speculative, feel free to ignore)
As Yogi Berra said, “It's tough to make predictions, especially about the future”. Unfortunately predicting is hard, and unsurprisingly people look for the Magic Trick™ that can resolve all the uncertainty.
Applied Cartography
Projects are things with steps
Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked...
2 months ago
Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked so frequently that I decided to write about it.
Why is “Get mom a birthday present” a project and not a task?
GTD is very orthodox in what a “project” is: it’s anything that:
you...
Gwern.net Newsletter
March 2021 Gwern.net Newsletter
2 major new site features: 'popins' and recursive Wikipedia popups
over a year ago
2 major new site features: 'popins' and recursive Wikipedia popups
Louwrentius
Automated install of Debian Linux based on PXE net booting
Every honest and good system administrator is continue bussy with automating
his work. For two...
over a year ago
Every honest and good system administrator is continue bussy with automating
his work. For two reasons:
Repeating the same task over and over again is friggin boring. A system
administrator has better things to do, such as drinking coffee.
Humans make mistakes, especially if...
Computer Ads from...
Ergotron's MacTilt
MacTilt is the Solution
a month ago
Arduino Blog
This frighteningly realistic animatronic head features expressive silicone skin
The human face is remarkably complex, with 43 different muscles contorting the skin in all kinds of...
3 weeks ago
The human face is remarkably complex, with 43 different muscles contorting the skin in all kinds of ways. Some of that is utilitarian — your jaw muscles are good for chewing, after all. But a lot of it seems to be the result of evolution giving us fantastic non-verbal...
Willem's Blog
Your own addressbook and calendar cloud
You can setup a CardDAV/CalDAV server to manage your own contacts, addressbook, agenda and task data...
over a year ago
You can setup a CardDAV/CalDAV server to manage your own contacts, addressbook, agenda and task data and share it between your devices.
Jonas Hietala
We moved away from the city
When me and my girlfriend Veronica moved to Linköping to study at the University the plan was never...
over a year ago
When me and my girlfriend Veronica moved to Linköping to study at the University the plan was never to stay there permanently. We just moved there to study but the longterm plan, if you can have one at that stage, was always to move back to the north of Sweden where we came...
Christian Selig
Server side Live Activities guide
iOS 17.2 gained the capability to start Live Activities from a server, which is pretty cool and...
3 months ago
iOS 17.2 gained the capability to start Live Activities from a server, which is pretty cool and handy! I’ve been playing around with it a bit and found some parts a bit confusing, so I thought I’d do a little write up for future me as well as anyone else who could benefit!
(For...
computers are bad
2023-09-10 the Essex GWEN site
Programming note: this post is in color. I will not debase myself to the
level of sending HTML...
a year ago
Programming note: this post is in color. I will not debase myself to the
level of sending HTML email, so if you receive Computers Are Bad by email
and want the benefit of the pictures, consider reading this online instead
(the link is at the top of the email).
In the aftermath of...
Louwrentius
Personal Security: erase your computer or phone before repair
Computer nerds are self sufficient when it comes to fixing their computer. Non-computer experts have...
over a year ago
Computer nerds are self sufficient when it comes to fixing their computer. Non-computer experts have to find some other person with greater computer knowledge to repair their computer or phone. That person will then be able to access all data stored on their computer or phone.
By...
Home on Erik...
statself.com
Btw I just put something up online that I spent a couple of evenings in my couch putting together:...
over a year ago
Btw I just put something up online that I spent a couple of evenings in my couch putting together: it's a website where you can track any numerical data on the web. Want to know how many Twitter followers you have?
./techtipsy
Dell Latitude 5411: the Linux compatibility sweet spot
Oh boy, here I go testing a new laptop again!
Well, it was new back in 2020.
You might remember my...
a year ago
Oh boy, here I go testing a new laptop again!
Well, it was new back in 2020.
You might remember my article on why I went back to a ThinkPad T430 in 2022.
Or that other time when I got a new HP laptop for testing and got so frustrated that I wrote about it.
Well, today I’m writing...
Home on Erik...
In defense of false positives (why you can't fail with A/B tests)
Many years ago, I used to think that A/B tests were foolproof and all you need to do is compare the...
over a year ago
Many years ago, I used to think that A/B tests were foolproof and all you need to do is compare the metrics for the two groups. The group with the highest conversion rate wins, right?
Notes on software...
In response to a frontend developer asking about database development
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Willem's Blog
Listen to your body
Using health data gathered by sensors and wearables I learned to listen to my body. Now I have...
over a year ago
Using health data gathered by sensors and wearables I learned to listen to my body. Now I have stopped using bluetooth sensors all together.
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...
2 weeks 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...
Jonas Hietala
MenuCity
This game is called MenuCity and it’s a numbers game. Well that’s the theme anyway. The game pretty...
over a year ago
This game is called MenuCity and it’s a numbers game. Well that’s the theme anyway. The game pretty much held to what I planned for - except that it deviated from the theme -again- a bit.
My game is very reminiscent of the old calculator classic Block Dude made by Brandon...
watchTowr Labs
QNAP QTS - QNAPping At The Wheel (CVE-2024-27130 and friends)
Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it)...
7 months ago
Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it) is in every ransomware gang and APT group’s top-10 to-do-list items, and so it makes sense that our research voyage would, at some point, cross paths with products
Posts on Made of...
Test suites as classifiers
Suppose we have some codebase we’re considering applying some patch to, and which has a robust and...
over a year ago
Suppose we have some codebase we’re considering applying some patch to, and which has a robust and maintained test suite.
Considering the patch, we may ask, is this patch acceptable to apply and deploy. By this we mean to ask if the patch breaks any important functionality,...
Jonas Hietala
Getting Comfortable
So I physically built the computer and now I’ve been using it a while, configuring stuff and getting...
over a year ago
So I physically built the computer and now I’ve been using it a while, configuring stuff and getting used to my new screens. I think they’re about three times wide as my old laptop and now I have this one huge vertical space which is absolutely wonderful for surfing forums and...
Home on Erik...
Fun with trigonometry: the world's most twisted coastline
I just spent a few days in Italy, on the Ligurian coast. Even though we were on the west side of...
over a year ago
I just spent a few days in Italy, on the Ligurian coast. Even though we were on the west side of Italy, the Mediterranean sea was to the east, because the house was situated on a long bay.
Jonas Hietala
Done this, done that. What now?
Finished and uploaded our java game Grand Thief Arto, done an exam (didn’t quite go as intended) and...
over a year ago
Finished and uploaded our java game Grand Thief Arto, done an exam (didn’t quite go as intended) and starting some new courses in school. I’m liking my choice of Computer Science more and more. Data structures and Algorithms was a super fun course, I actually ordered a new book...
Jonas Hietala
Christmas break
So school is on a break and I welcome it with all of my heart. The semester has been pretty fun and...
over a year ago
So school is on a break and I welcome it with all of my heart. The semester has been pretty fun and I really enjoy studying here. We had lisp the whole time which is a pretty sweet little language and if you haven’t, give it a shot. Then we had math and I do like math, although I...
computers are bad
2023-04-30 los alamos - compound to county pt II
Where we left off, Los Alamos had become a county, but the town itself
continued to be directly...
a year ago
Where we left off, Los Alamos had become a county, but the town itself
continued to be directly administered by the Atomic Energy Commission (AEC).
The Atomic Energy Communities Act (AECA) mandated the AEC to dispose of the
towns it owned by transferring the property to private...
Arduino Blog
This smart spice box makes cooking a breeze
Many people shy away from cooking because they’re overwhelmed by all of the different steps and...
6 months ago
Many people shy away from cooking because they’re overwhelmed by all of the different steps and ingredients. Recipes are useful, but they aren’t very intuitive to those who are more comfortable with visual thinking. To help these people enjoy the cooking experience, Purdue...
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,...
Good Enough
TIL: Rails Testing
I had to figure out how to run browser-based tests in Rails again. In part that meant working around...
a year ago
I had to figure out how to run browser-based tests in Rails again. In part that meant working around my lack of Chrome. Rails System Tests with Safari.
I also had some problems with Rails Turbo Drive taking over EVERYTHING, which required me to figure out how to deal with a Rails...
Matt Mullenweg
Age-gating
I’m not opposed to age-gating at all, I think it’s appropriate in many situations and useful, and...
a month ago
I’m not opposed to age-gating at all, I think it’s appropriate in many situations and useful, and democratic societies can decide their own rules there. But it should be handled and authenticated as low-level as possible, at the operating system layer. See also: Australia’s...
Opsbros
IBM M13 Trackpoint USB Converter
Me, never not on the lookout for an opportunity to design something, whether needed or not, worked...
over a year ago
Me, never not on the lookout for an opportunity to design something, whether needed or not, worked with @micon to design a module that could fit snugly in the keyboard, and provide a USB-C interface directly into the Keyboard/Mouse module.
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