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Willem's Blog
Born with MCADD Our son was diagnosed with MCADD days after he was born. We experienced a metabolic crisis but were...
over a year ago
17
over a year ago
Our son was diagnosed with MCADD days after he was born. We experienced a metabolic crisis but were lucky to be just in time!
Lighthouse Blog
Updates January 12
a year ago
Posts on Made of...
Regular Expression Search with Suffix Arrays Back in January of 2012, Russ Cox posted an excellent blog post detailing how Google Code Search had...
over a year ago
17
over a year ago
Back in January of 2012, Russ Cox posted an excellent blog post detailing how Google Code Search had worked, using a trigram index. By that point, I’d already implemented early versions of my own livegrep source-code search engine, using a different indexing approach that I...
Applied Cartography
Becoming Trader Joe (Shout out to Red Queen Podcast for introducing me to this book.) Becoming Trader Joe is, more than...
5 months ago
33
5 months ago
(Shout out to Red Queen Podcast for introducing me to this book.) Becoming Trader Joe is, more than any other business book (certainly any other business memoir), a turpentine book. There is interesting philosophy and retrospective here — and Coloumbe, whether through earnestness...
Arduino Blog
CapibaraZero: a student’s journey in reinventing hacking tools with Arduino Inventive, open-source, and cost-effective – these words perfectly describe CapibaraZero, a...
7 months ago
52
7 months ago
Inventive, open-source, and cost-effective – these words perfectly describe CapibaraZero, a multifunctional security and hacking tool developed by young innovator Andrea Canale. Inspired by the popular Flipper Zero, a portable device used to interact with digital systems, Canale...
Computer Ads from...
ProHance Technologies' Power Mouse Even A Totally Souped up PC Is A Dog Without PowerMouse
9 months ago
lcamtuf’s thing
The marvelous disappearing capacitor The performance of photodiode amplifiers can be improved in a clever way.
7 months ago
Christian Selig
Autonomous Standing Desk and Chair Review Autonomous was nice enough to send me one of both their Smart Desk Pro standing desks and ErgoChair...
a year ago
93
a year ago
Autonomous was nice enough to send me one of both their Smart Desk Pro standing desks and ErgoChair Pro chairs in exchange for posting about them on Twitter, and I wanted to cover them in more detail on my blog as well so I could give my full thoughts on them for anyone in the...
Jonas Hietala
Postmortem: Balls So it’s been what? Two, three years since I discovered the art of programming and I haven’t made one...
over a year ago
13
over a year ago
So it’s been what? Two, three years since I discovered the art of programming and I haven’t made one single game?! Well now I’m not counting the visual basic nightmare mastermind I made a long time ago but a real game. Whatever that means. I’ve had these monster-projects; Point...
Vitalik Buterin's...
Fast Fourier Transforms
over a year ago
lcamtuf’s thing
Sierpiński triangle? In my bitwise AND? Exploring a peculiar bit-twiddling hack at the intersection of 1980s geek sensibilities.
2 months ago
Computer Ads from...
MicroTimes Interviews Jim Clark from Mosaic Communications (1994) They discuss how to commercialize the internet.
3 months ago
Louwrentius
'Linux: using disk labels to counter storage device name changes' My router decided to change the device name for some USB storage devices. So /dev/sdc was swapped...
over a year ago
16
over a year ago
My router decided to change the device name for some USB storage devices. So /dev/sdc was swapped for /dev/sdd and vice versa. The result was some file system corruption on /dev/sdc, because it was used on a remote system through iSCSI, using a different file system from...
Old Vintage...
More pro for the DEC Professional 380 (featuring PRO/VENIX) In computing the DEC PDP-11 is something of a geologic feature. Plus, as most systems in the family...
3 months ago
31
3 months ago
In computing the DEC PDP-11 is something of a geologic feature. Plus, as most systems in the family were minicomputers, they had the whole monolith thing going for them too (minus murderous apes and sucking astronauts into hyperspace). Its fame is even more notable given that...
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
17
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.
Good Enough
How We Built Unique Social Preview Images for Pika One of the goals of Pika, the happy blogging software that we recently launched, is to help you find...
a year ago
17
a year ago
One of the goals of Pika, the happy blogging software that we recently launched, is to help you find your own place on the internet. Along with a nice place on the internet, when you share links to your blog we want them to represent your internet home, which you've likely taken...
Abort Retry Fail
The History of Commodore, Part 1 Chuck Peddle, the 6502, MOS, and the PET
a year ago
Home on Erik...
Pinterest open sources Pinball Pinterest just open sourced Pinball which seems like an interesting Luigi alternative. There's two...
over a year ago
18
over a year ago
Pinterest just open sourced Pinball which seems like an interesting Luigi alternative. There's two blog posts: Pinball: Building workflow management (from 2014) and Open-sourcing Pinball (from this week). The author has a comment in the comments thread on Hacker News:
GitButler
GitButler's new patch based Code Review (Beta) Introducing Butler Review, a new commit-based, chat centered code review tool, now in beta.
3 months ago
Style over Substance
How to build your own Goodman ZONE camera, part 2 The Goodman ZONE is a medium-format 3D-printed film camera designed by Dora Goodman as part of her...
over a year ago
92
over a year ago
The Goodman ZONE is a medium-format 3D-printed film camera designed by Dora Goodman as part of her range of open-source camera models, using the existing Mamiya Press lens series for glass and the Mamiya RB67 backs to hold film. She sells pre-printed kits that contain all the...
Applied Cartography
Notebook as marketing primitive Earlier this week, I stumbled upon this brilliant marketing-slash-documentation idea from...
8 months ago
25
8 months ago
Earlier this week, I stumbled upon this brilliant marketing-slash-documentation idea from SingleStore — notebooks as a first-party page! There are a handful of nice things about this idea: Very easy to fan out. You're not going to really run out of sample notebooks from which you...
Lighthouse Blog
Updates January 19
a year ago
Notes on software...
General book recommendations This is an external post of mine. Click here if you are not redirected.
over a year ago
Jorge Arango
Traction Heroes Ep. 9: Procrastination Do you ever catch yourself avoiding things you need to do? Sure you, do: we all do it. In episode 9...
2 months ago
14
2 months ago
Do you ever catch yourself avoiding things you need to do? Sure you, do: we all do it. In episode 9 of Traction Heroes, Harry and I discuss what to do about it. The conversation took off when Harry read a fragment from Oliver Burkeman’s book, Meditations for Mortals. I won’t cite...
Abort Retry Fail
The History of Slackware The Oldest Surviving Linux Distribution
a year ago
Odds and Ends of...
Odds and Ends #65: Everything is about everything Plus why Britain can't build things... except for the Lower Thames Crossing, apparently.
3 months ago
Willem's Blog
Enjoy a festival without alcohol This year I didn't drink alcohol during Rock Werchter, leading to interesting observations during...
over a year ago
17
over a year ago
This year I didn't drink alcohol during Rock Werchter, leading to interesting observations during the music festival.
Vitalik Buterin's...
Exploring Fully Homomorphic Encryption
over a year ago
Birchtree
This remote has me questioning everything I recently lost my Apple TV remote (the latest model) and despite apparently being somewhere in the...
6 months ago
41
6 months ago
I recently lost my Apple TV remote (the latest model) and despite apparently being somewhere in the couch according to Find My, my wife and I can not find it. We were using our phones as remotes for a couple days, which was annoying, but got the job done. But
GitButler
Fearless Rebasing GitButler now supports first class conflicts, which makes rebasing much less annoying. What is...
8 months ago
36
8 months ago
GitButler now supports first class conflicts, which makes rebasing much less annoying. What is "fearless rebasing"?
latest projects -...
Pocketwatch of Goo [Concept] Liquid filled timepiece
4 months ago
Notes on software...
A paper reading club at work; databases and distributed systems research I started a paper reading club this week at work, focused on databases and distributed systems...
a year ago
18
a year ago
I started a paper reading club this week at work, focused on databases and distributed systems research. I posted in a general channel about the premise and asked if anyone was interested. I clarified the intended topic and that discussions would be asynchronous over email, run...
Arduino Blog
DIY submersible pump controller helps retrieve well water It might surprise our urban-dwelling readers, but wells are still very common in rural areas where...
a year ago
63
a year ago
It might surprise our urban-dwelling readers, but wells are still very common in rural areas where it is difficult or prohibitively expensive to run utilities. The CDC reports that more than 15 million households rely on groundwater and wells — and that’s just in the United...
Jonas Hietala
Design for Hackers has arrived! Design for Hackers It’s here! After about a month of waiting I’ve finally gotten the book that will...
over a year ago
18
over a year ago
Design for Hackers It’s here! After about a month of waiting I’ve finally gotten the book that will make me a design god! Or at least make me aware of something called design. Joking aside I’m really terrible at design and making things look good. Admittedly my programming art...
Posts on Made of...
What's with ML software and pickles? I have spent many years as an software engineer who was a total outsider to machine-learning, but...
a year ago
22
a year ago
I have spent many years as an software engineer who was a total outsider to machine-learning, but with some curiosity and occasional peripheral interactions with it. During this time, a recurring theme for me was horror (and, to be honest, disdain) every time I encountered the...
Abishek Muthian
Resurrecting Nexus 6P from bootloop of death Nexus Before the Pixel there was Nexus, smartphones and tablets to showcase the latest in android...
over a year ago
15
over a year ago
Nexus Before the Pixel there was Nexus, smartphones and tablets to showcase the latest in android with the brand of the manufacturer. They packed in latest android version with top end specifications and pathetic camera (processed image/video) quality; no wonder they didn't take...
Jonas Hietala
Some VORON 0 mods I recently completed my VORON 0 build and I was determined to leave it as-is for a while and to...
2 months ago
16
2 months ago
I recently completed my VORON 0 build and I was determined to leave it as-is for a while and to start modding my VORON Trident… So before embarking om my larger Trident modding journey I decided to work on the VORON 0 just a little bit more. HEPA filter With the Nevermore Micro...
Abishek Muthian
Add subscribers to mailchimp list using PHP Static websites require a middleware to add subscribers to the Mailchimp list if we don't want to...
over a year ago
14
over a year ago
Static websites require a middleware to add subscribers to the Mailchimp list if we don't want to redirect our visitors to another website. PHP middleware which uses Mailchimp API 3.0 is useful because there's wide range of inexpensive options to host a PHP web service either in...
Home on Erik...
Momentum strategies Haven't posted anything in ages, so here's a quick hack I threw together in Python on a Sunday...
over a year ago
15
over a year ago
Haven't posted anything in ages, so here's a quick hack I threw together in Python on a Sunday night. Basically I wanted to know whether momentum strategies work well for international stock indexes. I spent a bit of time putting together a strategy that buys the stock index if...
Jorge Arango
Using AI to Illuminate My Blind Spots I’ve worked a lot with ChatGPT over the last couple of years. Recently, OpenAI enabled the ability...
2 months ago
27
2 months ago
I’ve worked a lot with ChatGPT over the last couple of years. Recently, OpenAI enabled the ability for the LLM to work with past chat transcripts. This opens lots of interesting possibilities. I just tried a prompt that taps into these possibilities. The response is 100% spot on,...
Good Enough
Good Enough Marketing: The Preparation We have a couple of exciting projects—Guestbook! Yay.Boo!—that we want to share with the world. But...
a year ago
17
a year ago
We have a couple of exciting projects—Guestbook! Yay.Boo!—that we want to share with the world. But that’s a difficult task for us because, honestly, we’re terrible not good at self-promotion. We’d rather spend time making things than talking about the things we’ve made. We’d...
somenice
CircuitPython in 2025 This post is a wishlist for CircuitPython in 2025. Each year Adafruit asks the community to...
6 months ago
85
6 months ago
This post is a wishlist for CircuitPython in 2025. Each year Adafruit asks the community to contribute their thoughts or requests for the open source microcontroller language as outlined on the Adafruit blog. In 2025 I would like a library for working with vectors, similar to...
Jonas Hietala
Netrunner ID draft Örebro I entered an ID draft tournament in Netrunner hosted in Örebro and this is a brief overview of what...
over a year ago
17
over a year ago
I entered an ID draft tournament in Netrunner hosted in Örebro and this is a brief overview of what happened. Disclaimer: My memory is a little bit fuzzy and the events may or may not correspond to what actually happened. The draft The idea was to randomly sort all entrants and...
somenice
Matter as a Smart home standard Matter is the name of the smart home standard that promises to bridge IOT devices and different home...
a year ago
53
a year ago
Matter is the name of the smart home standard that promises to bridge IOT devices and different home eco-systems. Amazon Alexa, Google Home, Apple Homekit, Samsung SmartThings, etc. To prevent 6+ flavours of smart lightbulbs working with 6+ different apps, a standard needed to be...
computers are bad
2023-06-30 calling in the alarm I currently find myself on vacation in the Canadian Rockies, where internet is hard to come by. But...
over a year ago
78
over a year ago
I currently find myself on vacation in the Canadian Rockies, where internet is hard to come by. But here's something short while I'm temporarily back in the warm embrace of 5G: more about burglar alarms. I recently gave a presentation on this topic and I'll probably record it for...
Good Enough
TIL: Victory Symbol We noticed that the victory symbol at the bottom of our homepage looked different in Chrome than...
over a year ago
18
over 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...
Greater Still by...
Web3’s Mobile Moment In 2013, media & technology analyst Benedict Evans presented “Mobile is eating the world,” looking...
over a year ago
12
over a year ago
In 2013, media & technology analyst Benedict Evans presented “Mobile is eating the world,” looking at how the unprecedented scale of mobile was beginning to change the Internet and the economy at large.
./techtipsy
TOMO M4: probably the coolest power bank I've owned A friend once showed me a power bank that was so cool that I had to get one myself. Ended up getting...
over a year ago
66
over a year ago
A friend once showed me a power bank that was so cool that I had to get one myself. Ended up getting two, and here’s why. This post is not sponsored. Removable batteries Let’s start with the feature that I appreciate the most: removable batteries! The TOMO M4 accepts up to 4...
Jonas Hietala
How I made a kick-ass cover for my self-published book If you want to publish a book, one of the most important things to consider is the cover—after all,...
over a year ago
15
over a year ago
If you want to publish a book, one of the most important things to consider is the cover—after all, we judge the book by the cover. And I did it the universally recommended way: I hired a designer. Simple, right? But real talk; it’s not exactly that simple and I did a bunch of...
computers are bad
2024-10-12 commercial HF radio According to a traditional system of classification, "high frequency" or HF refers to the radio...
9 months ago
69
9 months ago
According to a traditional system of classification, "high frequency" or HF refers to the radio spectrum between 3 and 30 MHz. The label now seems anachronistic, as HF is among the lowest ranges of radio frequencies that see regular use. This setting of the goalposts in the early...
Buck on Software
Category velocity People make decisions, not businesses.
over a year ago
Simply Explained
ESP32: Keep WiFi connection alive with a FreeRTOS task I have a few ESP32's running in my house. A few of them are running 24/7 and require an always-on...
over a year ago
24
over a year ago
I have a few ESP32's running in my house. A few of them are running 24/7 and require an always-on WiFi connection. That's been quite tricky to implement. I used to include various checks throughout my code, but that's not scalable.What I need is something running in the...
GitButler
GitButler 0.12 - "Stingy Baker" New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
a year ago
Odds and Ends of...
Christmas Mailbag! Is Elon Musk actually smart? Will HS2 ever be properly finished? Do I like Dominic Cummings? And...
6 months ago
Neil Madden
CVE-2022-21449: Psychic Signatures in Java The long-running BBC sci-fi show Doctor Who has a recurring plot device where the Doctor manages to...
over a year ago
22
over a year ago
The long-running BBC sci-fi show Doctor Who has a recurring plot device where the Doctor manages to get out of trouble by showing an identity card which is actually completely blank. Of course, this being Doctor Who, the card is really made out of a special “psychic paper“, which...
Birchtree
A lot changed for LLMs in 2024 I thought this was a fascinating post by Simon Willison: Things We Learned About LLMs in 2024 This...
6 months ago
50
6 months ago
I thought this was a fascinating post by Simon Willison: Things We Learned About LLMs in 2024 This increase in efficiency and reduction in price is my single favourite trend from 2024. I want the utility of LLMs at a fraction of the energy cost and it looks like that&
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
14
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...
Neil Madden
Hybrid encryption and the KEM/DEM paradigm If you know a bit about public key cryptography, you probably know that you don’t directly encrypt a...
over a year ago
22
over a year ago
If you know a bit about public key cryptography, you probably know that you don’t directly encrypt a message with a public key encryption algorithm like RSA. This is for many reasons, one of which being that it is incredibly slow. Instead you do what’s called hybrid encryption:...
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
21
over a year ago
Writing a Go/C polyglot Someone on a Slack I’m on recently raised the question of how you might write a source file that’s both valid C and Go, commenting that it wasn’t immediately obvious if this was even possible. I got nerdsniped, and succeeded in producing one, which you can...
Jonas Hietala
The Little Things in Life It’s the little things in life that makes it extra special. Sometimes it’s the luxury of coffee...
over a year ago
15
over a year ago
It’s the little things in life that makes it extra special. Sometimes it’s the luxury of coffee together with the morning paper and other times it’s just a small simple smile from a random stranger, kid or dog. Today when I got this bad headache I got saved by a two hour nap and...
The Pragmatic...
Which IDEs do software engineers love, and why? oftware engineers shared their favorite IDEs on social media, and the most-mentioned one by a...
7 months ago
83
7 months ago
oftware engineers shared their favorite IDEs on social media, and the most-mentioned one by a comfortable margin was Cursor. WindSurf and Zed also seem to be getting traction at the expense of Visual Studio, and JetBrains.
Gwern.net Newsletter
July 2020 gwern.net newsletter Links on the Uighurs, authoritarianism, negative emissions, AI overhang; 1 movie & 2 anime reviews
over a year ago
Lighthouse Blog
Updates November 17: Content classification and summary
a year ago
Jonas Hietala
Ores Now we can build rooms, we can place objects and the worker will do things for us. Now I’ve added...
over a year ago
15
over a year ago
Now we can build rooms, we can place objects and the worker will do things for us. Now I’ve added some ores which makes the game look a bit less boring. I realize I’ve spent all my time on these little things and I still don’t have a game! But it doesn’t matter, maybe I can...
Gwern.net Newsletter
November newsletter November 2020 gwern.net newsletter with links on DL and genomics scaling, dark mode rewrite, 1...
over a year ago
18
over a year ago
November 2020 gwern.net newsletter with links on DL and genomics scaling, dark mode rewrite, 1 essay, and 1 opera review ('The Ring' cycle).
Posts on Made of...
Reflections on software performance At this point in my career, I’ve worked on at least three projects where performance was a defining...
over a year ago
16
over a year ago
At this point in my career, I’ve worked on at least three projects where performance was a defining characteristic: Livegrep, Taktician, and Sorbet (I discussed sorbet in particular last time, and livegrep in an earlier post). I’ve also done a lot of other performance work on the...
Louwrentius
Buying a new computer *** Desktop or Laptop *** When deciding on which computer to buy, the first decision you have to...
over a year ago
16
over a year ago
*** Desktop or Laptop *** When deciding on which computer to buy, the first decision you have to make is about whether to go for a desktop or a laptop. There was a time that many believed that the desktop would become a niche product. Most people want a laptop because they can...
./techtipsy
What I've learned running Linux and Windows off of USB flash drives I’ve recently made an effort to reduce the amount of tech stuff that I own. Lack of space, lack of...
7 months ago
82
7 months ago
I’ve recently made an effort to reduce the amount of tech stuff that I own. Lack of space, lack of time and the guilt of storing perfectly functional hardware unused in a box were the main motivators. This has resulted in experiments with my assortment of USB flash storage that...
Avestura's Blog
How optimistic or pessimistic are the Kurzgesagt videos? A sentiment analysis on the last 20 videos of Kurzgesagt.
over a year ago
Applied Cartography
How shadcn/ui examples work I’m increasingly convinced that for developer-first tools, a really good docs experience is a...
a year ago
16
a year ago
I’m increasingly convinced that for developer-first tools, a really good docs experience is a durable, non-trivial advantage. Part of this thesis is that Really Good Docs Experiences, in addition to having great information architecture and strong writing/prose, should be thought...
Odds and Ends of...
Odds and Ends #52: A right to air conditioning? Plus how New Zealand solved a housing crisis, dodgy Chinese robotaxis and Newsnight reviewing...
5 months ago
Birchtree
The future simply has more computers (members post) Glasses and headsets and computers, oh my! Why the future continues to be all about adding computers...
6 months ago
54
6 months ago
Glasses and headsets and computers, oh my! Why the future continues to be all about adding computers to our lives, not replacing anything.
Home on Erik...
What is your motivation? I've been trying to learn Clojure. I keep telling people I meet that I really want to learn Clojure,...
over a year ago
14
over a year ago
I've been trying to learn Clojure. I keep telling people I meet that I really want to learn Clojure, but still every night I can't get myself to spend time with it. It's unclear if I really want to learn Clojure or just want to have learned Clojure?
Opsbros
Saibah Securitah It's always okay to buy the domain for the meme!
over a year ago
Neil Madden
Macaroon access tokens for OAuth: Part 2 – transactional auth In part 1, I showed how Macaroon access tokens in ForgeRock Access Management 7.0 can be used as a...
over a year ago
18
over a year ago
In part 1, I showed how Macaroon access tokens in ForgeRock Access Management 7.0 can be used as a lightweight and easy-to-deploy alternative to proof of possession (PoP) schemes for securing tokens in browser-based apps. The same techniques can be adapted to secure tokens in...
Arduino Blog
Adding proximity unlock to an old car with the Arduino Nano 33 BLE A lot of newer cars have a really nifty feature called “proximity unlock,” which automatically...
12 months ago
62
12 months ago
A lot of newer cars have a really nifty feature called “proximity unlock,” which automatically unlocks the doors when the driver approaches while carrying their key fob. When paired with a push-to-start ignition switch, the driver never has to take their keys out of their pocket....
Abishek Muthian
Raspberry pi3 vs iPad2 for personal computing I blew my personal computer and before I could build a new one I needed a temporary machine which...
over a year ago
13
over a year ago
I blew my personal computer and before I could build a new one I needed a temporary machine which could perform some of my routine tasks like browsing, social network, word processing, programming, gaming, videos, music & ocassional heavy computation. Though I would be needing a...
Posts on Made of...
Check Plus: An EDSL for writing unit tests in C Check is an excellent unit-testing framework for C code, used by a number of relatively well-known...
over a year ago
18
over a year ago
Check is an excellent unit-testing framework for C code, used by a number of relatively well-known projects. It includes features such as running all tests in separate address spaces (using fork(2)), which means that the test suite can properly report segfaults or similar crashes...
Notes on software...
Implementing zip archiving in Golang: unzipping All code for this post is available on Github. Let's take a look at how zip files work. Take a small...
over a year ago
17
over a year ago
All code for this post is available on Github. Let's take a look at how zip files work. Take a small file for example: $ cat hello.text Hello! Let's zip it up. $ zip test.zip hello.text adding: hello.text (stored 0%) $ ls -lah test.zip -rw-r--r-- 1 phil phil 177 Nov 23 23:04...
Never Met a Science
Do Something Else Lakens and the Second Reformation
9 months ago
Willem's Blog
Why Apple Silicon is a big deal Never have I been so blown away as by the new MacBook Air with M1 processor. It is a big deal.
over a year ago
watchTowr Labs
SysOwned, Your Friendly Support Ticket - SysAid On-Premise Pre-Auth RCE Chain (CVE-2025-2775 And... It’s… another week, and another vendor who is apparently experienced with ransomware gangs but yet...
2 months ago
21
2 months ago
It’s… another week, and another vendor who is apparently experienced with ransomware gangs but yet struggles with email. In what we've seen others term "the watchTowr treatment", we are once again (surprise, surprise) disclosing vulnerability research that allowed us to gain...
Computer Ads from...
Huson Soft HuCAL Hudson creates business software for everyone.
a year ago
Arduino Blog
This nature-inspired display reacts to ambient sounds We all need ways to calm down and relax, and few things are as effective as nature itself. Taking...
7 months ago
61
7 months ago
We all need ways to calm down and relax, and few things are as effective as nature itself. Taking inspiration from organic patterns and smooth, flowing waves, dzeng on Instructables has built an LED wall light that responds in real-time to the sounds within a room. The project...
lcamtuf’s thing
Deep dive: the (in)stability of op-amps A closer look at op-amp feedback loops and the stability criteria for circuits that use them.
8 months ago
Arduino Blog
Making a car more secure with the Arduino Nicla Vision Shortly after attending a recent tinyML workshop in Sao Paolo, Brazil, Joao Vitor Freitas da Costa...
11 months ago
65
11 months ago
Shortly after attending a recent tinyML workshop in Sao Paolo, Brazil, Joao Vitor Freitas da Costa was looking for a way to incorporate some of the technologies and techniques he learned into a useful project. Given that he lives in an area which experiences elevated levels of...
Matt Blewitt
Lua: The Little Language That Could Lua is probably my favourite “little language” - a language designed to have low cognitive load, and...
over a year ago
16
over a year ago
Lua is probably my favourite “little language” - a language designed to have low cognitive load, and be easy to learn and use. It’s embedded in a lot of software, such as Redis, NGINX via OpenResty and Wireshark. It’s also used as a scripting language in games such as World of...
anderegg.ca
The “Home Alone” / “NiGHTS into Dreams” connection NiGHTS into Dreams is one of those games I tend to think about when Christmas rolls around. It’s one...
7 months ago
35
7 months ago
NiGHTS into Dreams is one of those games I tend to think about when Christmas rolls around. It’s one of my favourites from the Saturn lineup, and it also had a free Christmas version. In it, there’s a song I really love that plays on the level select screen called Gate of Your...
Never Met a Science
Action Syllabus Week 1: Decide Technology Policy in the Classroom
a year ago
Home on Erik...
When machine learning matters I joined Spotify in 2008 to focus on machine learning and music recommendations. It's easy to...
over a year ago
16
over a year ago
I joined Spotify in 2008 to focus on machine learning and music recommendations. It's easy to forget, but Spotify's key differentiator back then was the low-latency playback. People would say that it felt like they had the music on their own hard drive.
Abishek Muthian
Refund Policy The legal terms mentioned here covers abishekmuthian.com and products which explicitly link to this...
4 months ago
26
4 months ago
The legal terms mentioned here covers abishekmuthian.com and products which explicitly link to this legal page. For legal terms of my individual products please refer to the legal section on their respective websites. Refund For refunds of any digital goods purchased via...
Old Vintage...
The Hall SC-VGA-2 video processor, the Atari ST and NeXTSTEP: more tales of the unscreenshotable A periodic fascination on this blog is figuring out better ways to get better screenshots of our...
7 months ago
15
7 months ago
A periodic fascination on this blog is figuring out better ways to get better screenshots of our classic systems, which often hail from the Wild Wild West/East in terms of video standards (read all entries in this series). Naturally the best way is a bitwise direct grab of the...
lcamtuf’s thing
Getting silly with C, part (void*)2 They won't be able to find bugs in your code if they can't figure out how it works.
6 months ago
Louwrentius
Statistics showing relevance of caching proxy In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe...
over a year ago
15
over a year ago
In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe that the answer could be: quite! I have installed a caching proxy server based on Squid, which is now used within my company. It also does content scanning using squidclamav and...
Willem's Blog
Building a professional 72TB NAS This month I installed a professional HPE ProLiant DL380p server in a datacenter in Amsterdam, read...
over a year ago
24
over a year ago
This month I installed a professional HPE ProLiant DL380p server in a datacenter in Amsterdam, read this post to see how this was done!
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
19
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.
Ken Shirriff's blog
A tricky Commodore PET repair: tracking down 6 1/2 bad chips .cite { font-size: 70%;} .ref { vertical-align: super; font-size: 60%;} code {font-size: 100%;...
2 months ago
55
2 months ago
.cite { font-size: 70%;} .ref { vertical-align: super; font-size: 60%;} code {font-size: 100%; font-family: courier, fixed;} In 1977, Commodore released the PET computer, a quirky home computer that combined the processor, a tiny keyboard, a cassette drive for storage, and...
Jonas Hietala
The Arty Timeline While working on Jonas IceCream Stand I took a screenshot every day and I thought they looked pretty...
over a year ago
16
over a year ago
While working on Jonas IceCream Stand I took a screenshot every day and I thought they looked pretty cool so here they are: And now I’m off with New World Order and (for once) I’ve got a really really good idea!
Arduino Blog
Transform trash into treasure with the DIY Bottle Plotter Manufacturers put a lot of effort into their packaging (there is an entire engineering discipline...
9 months ago
72
9 months ago
Manufacturers put a lot of effort into their packaging (there is an entire engineering discipline just for that) and some of it can be quite beautiful. But it usually still ends up in the landfill or, at best, in a recycling center. However, if you’re the type of person who can...
Jonas Hietala
Long Term Goals I have a lot of things I want to do. Right now I want to go to the kids training tomorrow and also...
over a year ago
20
over a year ago
I have a lot of things I want to do. Right now I want to go to the kids training tomorrow and also to our training time. I haven’t trained a lot lately so it feels good to do something again and training the kids is very rewarding. On Monday I have the next graph theory lecture...
anderegg.ca
The trouble with openness Back in the early 2000s, there was this nebulous idea called the semantic web. It never really went...
7 months ago
32
7 months ago
Back in the early 2000s, there was this nebulous idea called the semantic web. It never really went anywhere, but I found it exciting at the time. One piece that particularly spoke to me was the notion of including data in websites so that web scrapers could easily get at it....
Home on Erik...
What's up with music recommendations? I just answered a Quora question about what, if any, are the differences in the algorithms that are...
over a year ago
19
over a year ago
I just answered a Quora question about what, if any, are the differences in the algorithms that are behind recommendations for music and movies. Of course, every media type is different. For instance, there's fundamental reasons why latent factor models works really well for...
Arduino Blog
Arduino Nicla Sense Env: adding advanced environmental sensing to a broad range of applications We’re thrilled to announce the launch of Nicla Sense Env: the latest addition to our portfolio of...
9 months ago
39
9 months ago
We’re thrilled to announce the launch of Nicla Sense Env: the latest addition to our portfolio of system-on-modules and sensor nodes, empowering innovators with the tools to unlock new possibilities. This tiny yet powerful sensor node is designed to elevate your environmental...
Louwrentius
The kind of sound you never want to hear from your computer The sounds of hard drives that have perished These sounds are only frightening or scary if you...
over a year ago
16
over a year ago
The sounds of hard drives that have perished These sounds are only frightening or scary if you imagine your precious data only exists on that failing drive. If you make consistent and frequent backups and/or you run a fault-tolerant RAID flavour, it is but a nuisance.
Louwrentius
Linode hacked: the dark side of cloud hosting Linode has released an update about the security incident first reported on April 12, 2013. The...
over a year ago
14
over a year ago
Linode has released an update about the security incident first reported on April 12, 2013. The Linode Manager is the environment where you control your virtual private servers and where you pay for services. This is the environment that got compromised. Linode uses Adobe's...
Notes on software...
Languages you can run in the browser, part 1: Python, JavaScript, SQLite This is an external post of mine. Click here if you are not redirected.
over a year ago
computers are bad
2023-02-17 something up there pt II As we discussed previously, the search for UAP is often contextualized in terms of the events of...
over a year ago
76
over a year ago
As we discussed previously, the search for UAP is often contextualized in terms of the events of 2017: the public revelation of the AATIP and alien-hunting efforts by Robert Bigelow and Tom DeLonge. While widely publicized, these programs seem to have lead to very little. I...
Willem's Blog
Visiting an international hackers conference This month I attended Global AppSec Amsterdam, an international conference for hackers and security...
over a year ago
15
over a year ago
This month I attended Global AppSec Amsterdam, an international conference for hackers and security specialists. Read along for some of the highlights.
anderegg.ca
How decentralized is Bluesky really? Here’s an excellent article from Christine Lemmer-Webber that takes a deeper technical look into...
7 months ago
34
7 months ago
Here’s an excellent article from Christine Lemmer-Webber that takes a deeper technical look into some of the criticisms I had in my previous piece. The article is long, but very much worth a read. From the conclusion: Bluesky is built by good people who care, and it is providing...
computers are bad
2023-11-19 Centrex I have always been fascinated by the PABX - the private automatic branch exchange, often shortened...
a year ago
103
a year ago
I have always been fascinated by the PABX - the private automatic branch exchange, often shortened to "PBX" in today's world where the "automatic" is implied. (Relatively) modern small and medium business PABXs of the type I like to collect are largely solid-state devices that...
Jonas Hietala
What's up It’s been a while again since the last time we met mr. Blog. I’ve been busy with school and other...
over a year ago
16
over a year ago
It’s been a while again since the last time we met mr. Blog. I’ve been busy with school and other stuff. I’ve thought about you but I just never really picked up emacs to write to you. I know it’s my fault but I beg of your mercy mr. Blog. You know that I had laid off school for...
Matt Blewitt
On That Okta LDAP Bug A quick explanation of the Okta AD/LDAP DelAuth bug that was being shared around, and the importance...
8 months ago
24
8 months ago
A quick explanation of the Okta AD/LDAP DelAuth bug that was being shared around, and the importance of sensible defaults.
Abishek Muthian
Send and receive WhatsApp messages through email warning: Sending and receiving messages from WhatsApp through email would bypass the end-to-end...
over a year ago
16
over a year ago
warning: Sending and receiving messages from WhatsApp through email would bypass the end-to-end encryption and may leak data to the email providers (Check update). If your reason for reading this is for better data security, then this is may not the right approach. This approach...
Birchtree
Peanut butter toast You never know what moments have staying power until they hit you.
3 months ago
Home on Erik...
NYC Machine Learning meetup From the NYC Machine Learning talk I had last week: Haven't looked at it yet except briefly....
over a year ago
14
over a year ago
From the NYC Machine Learning talk I had last week: Haven't looked at it yet except briefly. Unfortunately the quality isn't the best.
./techtipsy
Overcoming hardware limitations: the time-to-sleep script As some of you might own, I’m still rocking a ThinkPad T430, a laptop model originally released in...
over a year ago
57
over a year ago
As some of you might own, I’m still rocking a ThinkPad T430, a laptop model originally released in 2012. It’s not the fastest laptop out there, but it is plenty fast for a number of tasks, even most software development work. I also try to keep my machines up to date and properly...
Arduino Blog
ExoKit is a novice-friendly foundation for building powered exoskeletons Our modern technological world is built upon shared knowledge. If you want to build a car, you don’t...
2 months ago
18
2 months ago
Our modern technological world is built upon shared knowledge. If you want to build a car, you don’t have to reinvent the wheel—you can rely on existing research and engineering, so you can skip ahead to the more complex specialized work. Such foundations exist in every industry...
Vitalik Buterin's...
What do I think about biometric proof of personhood?
a year ago
Notes on software...
Burn your title I've been a developer, a manager, a cofounder, and now I'm a developer again. I ran away from each...
2 months ago
25
2 months ago
I've been a developer, a manager, a cofounder, and now I'm a developer again. I ran away from each position until being a founder because I felt like I was limited by what I was allowed to do. But I reached an enlightment of sorts during my career progression: that everyone...
Electronics etc…
Teardown of the TM4313 GPS Disciplined Oscillator Introduction What is a GPSDO? The TM4313 GPSDO Power Consumption Inside the TM4313 The TM4313...
over a year ago
127
over a year ago
Introduction What is a GPSDO? The TM4313 GPSDO Power Consumption Inside the TM4313 The TM4313 Schematic Frequency or Phase Lock Loop? OCXO Temperature The Curious Case of the MAX6192 Voltage Reference The Discrete Tuning DAC GPS Module Microcontroller instead of NMEA Serial...
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...
a year ago
71
a year 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...
Good Enough
TIL: Rails has_one Nested Attributes Tweaking In a project I'm working on right now I've been using a Rails nested form and a couple of things...
a year ago
18
a year ago
In a project I'm working on right now I've been using a Rails nested form and a couple of things caught me off guard. has_one Nested Form Sending id Attribute In this case I have a nested form that is in a has_one relationship with the parent model. I think this is a common thing...
Louwrentius
HighPoint RocketRAID and staggered spinup with Samsung F1 I have experienced problems using a HighPoint RocketRaid 2320 and 2340 when they are using...
over a year ago
14
over a year ago
I have experienced problems using a HighPoint RocketRaid 2320 and 2340 when they are using 'staggered spinup' in combination with Samsung Spinpoint F1, 1 (one) terrabyte disks. The problem is that the F1 disks spinup very slowly and often seem to 'hang' while making ticking...
Matt Mullenweg
Berkshire Hathaway Meeting I’ve checked off a bucket list item: I’m attending a Berkshire Hathaway shareholder meeting. It’s...
2 months ago
14
2 months ago
I’ve checked off a bucket list item: I’m attending a Berkshire Hathaway shareholder meeting. It’s really an event! Thousands flock to Omaha, Nebraska, for the legendary Q&A sessions with Warren Buffett and shareholder deals. They’ve made it quite the circus, with every Berkshire...
Computer Ads from...
American Heart Association A PSA and an Ad
8 months ago
Ken Shirriff's blog
Antenna diodes in the Pentium processor I was studying the silicon die of the Pentium processor and noticed some puzzling structures...
7 months ago
28
7 months ago
I was studying the silicon die of the Pentium processor and noticed some puzzling structures where signal lines were connected to the silicon substrate for no apparent reason. Two examples are in the photo below, where the metal wiring (orange) connects to small square regions of...
Lighthouse Blog
Browser extensions to add articles
6 months ago
Willem's Blog
Search like a pro: Google search operators Read along for a comprehensive list of advanced Google search operators that allow you to filter...
over a year ago
15
over a year ago
Read along for a comprehensive list of advanced Google search operators that allow you to filter your search results.
Odds and Ends of...
Why we need seven bins It's time for some #binchat
6 months ago
Louwrentius
The sorry state of CoW file systems I'd like to argue that both ZFS and BTRFS both are incomplete file systems with their own drawbacks...
over a year ago
19
over a year ago
I'd like to argue that both ZFS and BTRFS both are incomplete file systems with their own drawbacks and that it may still be a long way off before we have something truly great. Both ZFS and BTRFS are two heroic feats of engineering, created by people who are probably ten times...
Vitalik Buterin's...
Christmas Special
over a year ago
Nabeel S. Qureshi
Reading Notes on “Lost Time: Lectures on Proust in a Soviet Prison Camp” by Josef Czapski
over a year ago
Abishek Muthian
Do we need humanoids to show the progress in AI ? Watch video on YouTube Elektro from Westinghouse Electric Corporation That’s the 1939 promo video of...
over a year ago
14
over a year ago
Watch video on YouTube Elektro from Westinghouse Electric Corporation That’s the 1939 promo video of the robot (air quotes) — Elektro from Westinghouse Electric Corporation demoed at New York World’s Fair. Now this, Watch video on YouTube Sophia from Hanson Robotics That is...
Abort Retry Fail
The History of Windows 95 The Dawn of Microsoft's Golden Age
a year ago
Engineers Need Art
Op-Amp Helper PCB A PCB for breadboards to make working with op-amps easier.
a year ago
Louwrentius
HP Proliant Microserver N40L is a great NAS or Router Update 2012-12-11: It seems that a new and faster version is on the horizon. Update 2012-12-21:...
over a year ago
32
over a year ago
Update 2012-12-11: It seems that a new and faster version is on the horizon. Update 2012-12-21: Yes, the new model G7 N54L is out. Some products seem almost too good to be true and I think the HP Proliant Microserver N40L is one of them. If you are into the market for a very...
Matt Mullenweg
Carmack & Rogan I guess something has changed with the Joe Rogan / Spotify deal and now all the old episodes are on...
7 months ago
40
7 months ago
I guess something has changed with the Joe Rogan / Spotify deal and now all the old episodes are on YouTube again, which means the gems from the archives can now pop up. I was alerted to this conversation between Joe Rogan and John Carmack, and it’s pure gold. I know I’m five...
Applied Cartography
October, 2024 Hello! Lots of writing in October (what early parenthood takes away in terms of deep flow, it gives...
8 months ago
21
8 months ago
Hello! Lots of writing in October (what early parenthood takes away in terms of deep flow, it gives back in terms of twenty-minute pockets of time and thought): On the content front, I wrote about Monster Sanctuary (a delightful JRPG), The Anderson Tapes (a solid late-period Sean...
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
20
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...
Louwrentius
ZFS: Performance and capacity impact of ashift=9 on 4K sector drives Update 2014-8-23: I was testing with ashift for my new NAS. The ashift=9 write performance...
over a year ago
14
over a year ago
Update 2014-8-23: I was testing with ashift for my new NAS. The ashift=9 write performance deteriorated from 1.1 GB/s to 830 MB/s with just 16 TB of data on the pool. Also I noticed that resilvering was very slow. This is why I decided to abandon my 24 drive RAIDZ3...
Notes on software...
How do databases execute expressions? Databases are fun. They sit at the confluence of Computer Science topics that might otherwise not...
a year ago
15
a year ago
Databases are fun. They sit at the confluence of Computer Science topics that might otherwise not seem practical in life as a developer. For example, every database with a query language is also a programming language implementation of some caliber. That doesn't include all...
Jonas Hietala
It's Time for More School Today it’s finally starting again and it’s off with a flying start. We have 11 lectures this first...
over a year ago
13
over a year ago
Today it’s finally starting again and it’s off with a flying start. We have 11 lectures this first week and an absolutely smacked schedule. If that wasn’t enough I also have a mentor time to prepare for and I need to start Taekwon-do again. On another note Ḯ’m currently plowing...
Birchtree
On the new iPhone 16e Today Apple unveiled the iPhone 16e, which they're calling a part of the iPhone 16 lineup now,...
4 months ago
29
4 months ago
Today Apple unveiled the iPhone 16e, which they're calling a part of the iPhone 16 lineup now, rather than this odd duck the SE had been since launch. Honestly, I think this move in particular is interesting and maybe makes a ton of sense, but let's
The Pragmatic...
Tech hiring: is this an inflection point? We might be seeing the end of remote coding interviews as we know them, and a return of in-person...
2 months ago
43
2 months ago
We might be seeing the end of remote coding interviews as we know them, and a return of in-person interviews, trial days and longer trial periods. Could hiring be returning to pre-pandemic norms?
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
19
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
Evan Hahn's blog
Notes from "Beyond Measure: The Hidden History of Measurement" I just finished James Vincent’s Beyond Measure, a 2023 book about the history of measurement and its...
4 months ago
11
4 months ago
I just finished James Vincent’s Beyond Measure, a 2023 book about the history of measurement and its impact on our lives. The book reveals how the meter’s length is tied to the French Revolution. It highlights many scientific discoveries linked to advances in measurement. It...
anderegg.ca
Trying out GoodLinks The weeks leading up to the holidays have been hectic. I’m behind on “internet stuff” since entering...
6 months ago
61
6 months ago
The weeks leading up to the holidays have been hectic. I’m behind on “internet stuff” since entering Christmas-mode, and have been looking for a better way to capture things I want to look at later. I’ve had this issue before, but solved it in an ad-hoc way. Previously I’d made...
Birchtree
Now I love Pedro Pascal even more Seemingly lovely actor Pedro Pascal posted this photo to Instagram a few days ago (via Kottke): ...
4 months ago
37
4 months ago
Seemingly lovely actor Pedro Pascal posted this photo to Instagram a few days ago (via Kottke): View this post on Instagram A post shared by Pedro Pascal he/him (@pascalispunk) In response to a transphobic comment someone left, he...
Yazin Alirhayim
Getting started with Flutter It used to be that you needed to know Kotlin and Swift to develop apps for both Android and iOS, but...
over a year ago
23
over a year ago
It used to be that you needed to know Kotlin and Swift to develop apps for both Android and iOS, but those days are long gone. Even the fundamental reasons for doing so have changed — some sort of compromise between performance and speed to deployment. React Native apps were...
./techtipsy
About the time I trashed my mother's laptop Around 2003, my mother had a laptop: the Compaq Armada 1592DT. It ran Windows Me, the worst Windows...
3 months ago
34
3 months ago
Around 2003, my mother had a laptop: the Compaq Armada 1592DT. It ran Windows Me, the worst Windows to ever exist, whopping 96 MB of RAM, and a 3 GB hard drive. My mother used it for important stuff, and I played games on it. Given the limitations of the 3 GB hard drive,...
Vitalik Buterin's...
On Free Speech
over a year ago
Abishek Muthian
Getting smoother desktop experience on Raspberry Pi Raspberry Pi, according to me sits on the same row as smartphones when it comes democratizing...
over a year ago
17
over a year ago
Raspberry Pi, according to me sits on the same row as smartphones when it comes democratizing computation. Between $5 - $35, these tiny computers are capable of functioning as standalone desktop or power hundreds of IoT projects. Raspberry Pi foundation consciously price their...
Willem's Blog
Marathon Read the story of how it feels to complete your first marathon.
8 months ago
Notes on software...
SQLite has pretty limited builtin functions This is an external post of mine. Click here if you are not redirected.
over a year ago
Jonas Hietala
Language spec in code blocks Even though I just recently restyled the blog and wasn’t going to touch it, there was one thing I...
a year ago
14
a year ago
Even though I just recently restyled the blog and wasn’t going to touch it, there was one thing I wanted to add, but it felt a little bothersome so I skipped it. It was to display the highlighted language in code blocks: The code spec displays what programming language the code...
Notes on software...
The year in books: 11 to recommend in 2021 Last year (2021) I finished 17 books, a five year low. But that's ok! 4 fiction and 13 non-fiction....
over a year ago
13
over a year ago
Last year (2021) I finished 17 books, a five year low. But that's ok! 4 fiction and 13 non-fiction. Another 30 started but not finished. Non-fiction It seems I was pretty focused on business history books and history of tech. The 8 non-fiction books I liked the most: Designing...
GitButler
Git Merge 2024 GitButler is organizing the 2024 Git Merge conference, Sep 19/20 in Berlin!
11 months ago
Birchtree
Gemini 2.0: speed and deep research impress From The Keyword Google blog: Introducing Gemini 2.0: Our New AI Model for the Agentic Era Today...
7 months ago
40
7 months ago
From The Keyword Google blog: Introducing Gemini 2.0: Our New AI Model for the Agentic Era Today we’re excited to launch our next era of models built for this new agentic era: introducing Gemini 2.0, our most capable model yet. With new advances in multimodality —
Vitalik Buterin's...
Ethereum has blobs. Where do we go from here?
a year ago
Jorge Arango
Traction Heroes Ep. 5: Strategic Priorities Episode 5 of the Traction Heroes podcast featured a conversation about strategic priorities. What do...
4 months ago
25
4 months ago
Episode 5 of the Traction Heroes podcast featured a conversation about strategic priorities. What do I mean by that? I’m referring to prioritizing at two levels: When you’re thinking about what to focus on now – what you should and shouldn’t do next. When you’re thinking about...
Jonas Hietala
Motivation is Valuable It’s funny how motivation can play such a huge role with my productivity. I’m currently having two...
over a year ago
14
over a year ago
It’s funny how motivation can play such a huge role with my productivity. I’m currently having two math courses; one mandatory about analysis in multiple variables and vector analysis and one voluntary about advanced linear algebra. I don’t like the analysis course, didn’t like...
Arduino Blog
This miniature monorail stays upright with the help of gyro stabilization Most monorail systems, like the kind at Disney and in Las Vegas, stay upright because the “rail” is...
10 months ago
75
10 months ago
Most monorail systems, like the kind at Disney and in Las Vegas, stay upright because the “rail” is actually a very wide beam. The car’s load tires (often literal truck or trailer tires) roll on top of that beam and guide tires clamp the sides of the beam, preventing the car from...
Arduino Blog
This Arduino-controlled Spin Meister helps spin up the perfect pizza Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher...
a year ago
54
a year ago
Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher heat that many find more preferable than a conventional kitchen oven. But even a nice gas-powered pizza oven like the Ooni Koda 12 will have some hot spots and cold spots. To get an...
Style over Substance
How to use a Phase One H20 digital back on a medium format Hasselblad V camera (500EL/M) My newest purchase was a bit of a gamble. I bought a $500 Phase One H20 digital back for my...
over a year ago
110
over a year ago
My newest purchase was a bit of a gamble. I bought a $500 Phase One H20 digital back for my Hasselblad 500EL/M medium format camera. Or, simply put, I bought an expensive old gadget for my even older analog camera, making it a digital camera. A gadget that was released in the...
Jonas Hietala
2014 Read Books In total I read 20 books, which is 33% less than last year. Fiction How to Be a Woman - Catilin...
over a year ago
18
over a year ago
In total I read 20 books, which is 33% less than last year. Fiction How to Be a Woman - Catilin Moran Fun! The Kill Room - Jeffery Deaver A Song of Ice and Fire: Game of Thrones - George R.R. Martin Reread. A Song of Ice and Fire: A Clash of Kings - George R.R. Martin Reread. A...
Birchtree
You don’t need AI to play old games on modern hardware Fatima Kardar, Corporate Vice President, Gaming AI, at Microsoft: Empowering Creators and Players...
3 months ago
24
3 months ago
Fatima Kardar, Corporate Vice President, Gaming AI, at Microsoft: Empowering Creators and Players With Muse, a Generative AI Model for Gameplay We’re excited to announce a generative AI breakthrough, published today in the journal Nature and announced by Microsoft Research, that...
Arduino Blog
YouTuber builds robot to make boyfriend take out the trash Is there anything more irritating than living with a partner who procrastinates on their share of...
a month ago
18
a month ago
Is there anything more irritating than living with a partner who procrastinates on their share of the chores? Even if it isn’t malicious, it sure is annoying. Taking out the trash is YouTuber CircuitCindy’s boyfriend’s responsibility, but he often fails to do the task in a timely...
Abishek Muthian
COVID-19 temperature correlation A user on needgap posted a problem of not being able to find graphs showing confirmed COVID-19 cases...
over a year ago
16
over a year ago
A user on needgap posted a problem of not being able to find graphs showing confirmed COVID-19 cases and local weather data such as temperature. The reason for reputed agencies not publishing such graph is likely to prevent misinformation and possibly to avoid governments getting...
Birchtree
Comfort Zone: OLED Dreams and Studio Display Realities Niléane is out, so Chris and I are left to fend on ourselves! Chris steals like an artist and I...
6 months ago
51
6 months ago
Niléane is out, so Chris and I are left to fend on ourselves! Chris steals like an artist and I defend a new purchase…oh, and we have some fun with desks that sadly ends in Vision Pro slander. Why does this keep happening?! Watch on YouTube
Jonas Hietala
Bitcoin's security isn't binary I’d like to address a misconception that’s at the core in many Bitcoin discussions lately: Bitcoin’s...
over a year ago
16
over a year ago
I’d like to address a misconception that’s at the core in many Bitcoin discussions lately: Bitcoin’s security isn’t binary. In fact security in general isn’t black and white. It’s a trade-off being secure enough for your threat model vs the cost and feasibility of your...
Jonas Hietala
Laying off Pintos Exam period is here which means all courses should be wrapping up and a week or so ago we finished...
over a year ago
14
over a year ago
Exam period is here which means all courses should be wrapping up and a week or so ago we finished up our lab series about pintos. The labs were among the best I’ve had yet and I learned a ton. We didn’t follow the official instructions but we had our own assigmnets....
Arduino Blog
Join us for Arduino Day 2025: celebrating 20 years of community! Mark your calendars for March 21-22, 2025, as we come together for a special Arduino Day to...
5 months ago
37
5 months ago
Mark your calendars for March 21-22, 2025, as we come together for a special Arduino Day to celebrate our 20th anniversary! This free, online event is open to everyone, everywhere. Two decades of creativity and community Over the past 20 years, we have evolved from a simple...
Jorge Arango
Humanities Crash Course Week 9: The Bible For week 9 of the humanities crash course, I revisited the most important text in Western culture:...
4 months ago
38
4 months ago
For week 9 of the humanities crash course, I revisited the most important text in Western culture: the Bible. Of course, I didn’t read the whole book – only a small subset. Still, it was a lot. As I’ve done in previous weeks, I followed Gioia’s suggestions for the...
Louwrentius
My home lab server with 20 cores / 40 threads and 128 GB memory Update fall 2024 I have decided to decomission this machine and it is no longer in use. As of this...
over a year ago
25
over a year ago
Update fall 2024 I have decided to decomission this machine and it is no longer in use. As of this moment, it's replaced by a cluster of four 1L PCs which use about a third of the idle power usage and boot within 20 seconds. The single-core performance of these low-power 1L PCs...
Krebs on Security
DOGE Worker’s Code Supports NLRB Whistleblower A whistleblower at the National Labor Relations Board (NLRB) alleged last week that denizens of Elon...
2 months ago
36
2 months ago
A whistleblower at the National Labor Relations Board (NLRB) alleged last week that denizens of Elon Musk's Department of Government Efficiency (DOGE) siphoned gigabytes of data from the agency's sensitive case files in early March. The whistleblower said accounts created for...
Christian Selig
Waterfield's weirdly compact Apple Vision Pro Case Disclosure: Waterfield sent this in exchange for a review. Yeah, that probably colors something on a...
a year ago
115
a year ago
Disclosure: Waterfield sent this in exchange for a review. Yeah, that probably colors something on a deep-down, subconscious level, but I won’t say anything that I don’t truly believe. Unlike a phone or laptop, the Vision Pro is one of those products that is particularly tricky...
Odds and Ends of...
New event! How AI can (maybe) fix the government! Book your tickets now!
5 months ago
Birchtree
The mythical iOS 18.4 Zac Hall writing for 9to5Mac: Apple’s Competitive Edge in AI Hinges on These Three Unreleased Siri...
4 months ago
34
4 months ago
Zac Hall writing for 9to5Mac: Apple’s Competitive Edge in AI Hinges on These Three Unreleased Siri Features It feels like a make-or-break moment for Siri, and these three remaining iOS 18 features are key indicators of Apple’s ability to leverage AI with Siri. These three Siri
Evan Hahn's blog
UI tip: maybe don't round percentages to 0% or 100% In short: maybe don’t round to 0% or 100% in your UI. I am not a UI expert. But I sometimes build...
2 months ago
26
2 months ago
In short: maybe don’t round to 0% or 100% in your UI. I am not a UI expert. But I sometimes build user interfaces, and I sometimes want to render a percentage to the user. For example, something like “you’ve downloaded 45% of this file”. In my experience, it’s often better to...
Construction Physics
Do U.S. Ports Need More Automation? On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily...
9 months ago
87
9 months ago
On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily dockworkers on East and Gulf Coast ports, went on strike after failing to agree contract terms with USMX, an alliance of port operators and employers.
Louwrentius
Script that shows ETA of RAID rebuild / reshape I made a small script that converts the output of cat /proc/mdstat to an actual date and time...
over a year ago
15
over a year ago
I made a small script that converts the output of cat /proc/mdstat to an actual date and time telling you when the RAID rebuild / reshape is finished. This is the link to the correct version of the script. Example: debian:~# ./raid-rebuild-eta.sh Estimated time of finishing...
Arduino Blog
Web Serial Camera stream with Arduino Hey there, fellow tech enthusiasts! Ever wondered how you could effortlessly stream camera footage...
11 months ago
60
11 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...
lcamtuf’s thing
RAM: the forgotten history We owe computers not to Charles Babbage, but to the invention of electronically-controlled working...
8 months ago
29
8 months ago
We owe computers not to Charles Babbage, but to the invention of electronically-controlled working memory.
latest projects -...
3D Model Viewer Improvements [Software] Unlocking the embedded gimbals
a year ago
Elevation Lab - Blog
Factory Raw: Limited Run Finish Straight from our CNC mills - machining marks and all. These raw ElevationDock 3's have a bright,...
over a year ago
12
over a year ago
Straight from our CNC mills - machining marks and all. These raw ElevationDock 3's have a bright, gorgeous, utilitarian look. You can see exactly how they were 5-axis milled, held, and hand deburred. They look cool on a desk and are popular around our office (mostly with machined...
Vitalik Buterin's...
Some personal user experiences
over a year ago
Jonas Hietala
Blogging in Djot instead of Markdown What if we weren’t chained to the past? What if we tried to create a light markup syntax that keeps...
a year ago
18
a year ago
What if we weren’t chained to the past? What if we tried to create a light markup syntax that keeps what is good about Markdown, while revising some of the features that have led to bloat and complexity in the CommonMark spec? John Macfarlane, Beyond Markdown I recently...
Evan Hahn's blog
Takeaways from The Economist's style guide book I’ve been trying to improve my writing so I read Writing with Style, the Economist’s style guide...
2 months ago
18
2 months ago
I’ve been trying to improve my writing so I read Writing with Style, the Economist’s style guide book. Here were my main takeaways: Use short sentences. They’re more memorable. They’re easier to read. They’re generally easier to write. Colons are for setup and delivery. They...
Odds and Ends of...
Odds and Ends #53: Now TfL is betting on AI cameras to improve safety Plus Leicester's neo-imperial ambitions, why governments are too scared to govern, a theory on why...
5 months ago
lcamtuf’s thing
The secret lives of snowblowers Yes, they throw snow. But the mechanical design of residential snowblowers is more interesting than...
10 months ago
14
10 months ago
Yes, they throw snow. But the mechanical design of residential snowblowers is more interesting than it seems.
Posts on Made of...
Efficiency trades off against resiliency What’s the “right” level of CPU utilization for a server? If you look at a monitoring dashboard from...
over a year ago
17
over a year ago
What’s the “right” level of CPU utilization for a server? If you look at a monitoring dashboard from a well-designed and well-run service, what CPU utilization should we hope to see, averaged over a day or two? It’s a very general question, and it’s not clear it should have a...
./techtipsy
ASRock X570M Pro4 motherboard overview Not too long ago, I had the goal of consolidating all my computing needs onto a single desktop PC....
over a year ago
75
over a year ago
Not too long ago, I had the goal of consolidating all my computing needs onto a single desktop PC. That meant moving from an mITX-based build to something that had a bit more expandability. Since I already had a Fractal Meshify C Mini, I decided to go for an mATX motherboard. And...
Notes on software...
Confusion and disengagement in meetings The quickest way to cut through confusion or disagreement among otherwise amiable and honest folks...
over a year ago
16
over a year ago
The quickest way to cut through confusion or disagreement among otherwise amiable and honest folks is to ask questions. Ask early so you don't waste time. But it's not enough to just ask clarifying questions because the answers won't always be clear. Sounds like Human Interaction...
Jorge Arango
Solsbury Hill Today is Peter Gabriel’s 75th birthday. He’s contributed much through his music and by bringing...
4 months ago
36
4 months ago
Today is Peter Gabriel’s 75th birthday. He’s contributed much through his music and by bringing people together through the arts. But today, I want to celebrate one of his songs that’s had a profound impact on my life: Solsbury Hill. Solsbury Hill was Gabriel’s debut single as...
Willem's Blog
Six months with MCADD It's six months since our son was born with MCADD, a good moment to reflect upon the experience of...
over a year ago
18
over a year ago
It's six months since our son was born with MCADD, a good moment to reflect upon the experience of being a parent with some thoughts and tips.
Elevation Lab - Blog
Introducing Anchor Pro! Our original Anchor, the first under-desk headphone mount, is truly a great product - easy to...
over a year ago
14
over a year ago
Our original Anchor, the first under-desk headphone mount, is truly a great product - easy to install, does what it says, and a timeless design. It's in use on over 100,000 desks worldwide. So what do you do when you have a great product like The Anchor? Well, we decided to make...
Vitalik Buterin's...
Na colusão
over a year ago
Jonas Hietala
Starcraft 2 Keycaps When I ordered this computer I was compelled, utterly compelled to buy a mechanical keyboard. Sure...
over a year ago
16
over a year ago
When I ordered this computer I was compelled, utterly compelled to buy a mechanical keyboard. Sure they cost almost 10x as much as a “regular” one and they didn’t even have these funky multimedia keys, what gives? Did I loose my insanity? It was supposed to give a great typing...
Jonas Hietala
MenuCity: Level 0 Walkthrough It hasn’t even been a week since I released my latest game MenyCity and already so much positive...
over a year ago
16
over a year ago
It hasn’t even been a week since I released my latest game MenyCity and already so much positive feedback! I’m so thrilled :) However, all isn’t blue skies and nice sunshine. A lot of times the first question is: How do you play it? or How do you get past the first level? I admit...
Posts on Made of...
Wordpress tricks: Disabling editing shortcuts One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t...
over a year ago
17
over a year ago
One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t edit text in anything that doesn’t have decent emacs keybindings. Fortunately, on Linux, at least, GTK provides basic emacs keybindings if you add gtk-key-theme-name = "Emacs" to...
lcamtuf’s thing
Resistors, Johnson-Nyquist, nV/√Hz A major source of noise in electronic circuits is easy to understand. The unit we use to measure it...
2 months ago
Birchtree
I don’t care about bad or missing features that I don’t use Sometimes I’ll talk about something I like online and people will express shock that I can use a...
7 months ago
32
7 months ago
Sometimes I’ll talk about something I like online and people will express shock that I can use a product that has such a clear downside. I’ve gotten people ask how I can use Things since it doesn’t have shared task lists. More recently I
Birchtree
The best app for gaming on the Vision Pro will soon be Safari Andrew Fear writing for the official NVIDIA blog: PC Gaming in the Cloud Goes Everywhere With New...
6 months ago
46
6 months ago
Andrew Fear writing for the official NVIDIA blog: PC Gaming in the Cloud Goes Everywhere With New Devices and AAA Games on GeForce NOW Get immersed in a new dimension of big-screen gaming as GeForce NOW brings AAA titles to life on Apple Vision Pro spatial computers, Meta Quest 3
Notes on software...
Walking through a basic Racket web service Racket is an impressive language and ecosystem. Compared to Python, Racket (an evolution of Scheme...
over a year ago
14
over a year ago
Racket is an impressive language and ecosystem. Compared to Python, Racket (an evolution of Scheme R5RS is three years younger. It is as concise and expressive as Python but with much more reasonable syntax and semantics. Racket is also faster in many cases due in part to: JIT...
Arduino Blog
An engineer’s journey to bring the ultimate TMJ pain relief tool to market To the average person, invention and new product development seem like pretty straightforward...
9 months ago
49
9 months ago
To the average person, invention and new product development seem like pretty straightforward processes; you come up with a killer idea, do the engineering work to cobble together a working prototype, have a truckload of units manufactured, and then sell those to turn a profit....
Jonas Hietala
The T-34/2 keyboard layout The T-34/2 layout. QMK Heatmap Generator, with all layers and combos. It’s been 6 months since my...
over a year ago
15
over a year ago
The T-34/2 layout. QMK Heatmap Generator, with all layers and combos. It’s been 6 months since my last update on the T-34 keyboard layout, and I’ve made some changes I’d like to document here. As seen in the heatmap above, the layout seems quite decent. There’s still an issue...
Vitalik Buterin's...
Coordination, Good and Bad
over a year ago
Notes on software...
Studying foreign languages with inbox zero The only time I've been able to seriously, rapidly improve my ability to speak a foreign language...
over a year ago
15
over a year ago
The only time I've been able to seriously, rapidly improve my ability to speak a foreign language was through intensive language courses in college. I was forced to actively speak, read, and write Chinese for 6-8 hours a week (1-2 hours every day). Then study another 5-10 hours a...
Old Vintage...
prior-art-dept.: The hierarchical hypermedia world of Hyper-G Prior Art Department and today we'll consider a forgotten yet still extant sidebar of the early...
a month ago
23
a month ago
Prior Art Department and today we'll consider a forgotten yet still extant sidebar of the early 1990s Internet. If you had Internet access at home back then, it was almost certainly dialup modem (like I did); only the filthy rich had T1 lines or ISDN. Moreover, from a user...
Ken Shirriff's blog
Reverse engineering the 59-pound printer onboard the Space Shuttle The Space Shuttle contained a bulky printer so the astronauts could receive procedures, mission...
11 months ago
19
11 months ago
The Space Shuttle contained a bulky printer so the astronauts could receive procedures, mission plans, weather reports, crew activity plans, and other documents. Needed for the first Shuttle launch in 1981, this printer was designed in just 7 months, built around an Army...
computers are bad
2023-02-14 something up there pt I Over the last few weeks, there has been an astounding increase in the number of objects shot down by...
over a year ago
68
over a year ago
Over the last few weeks, there has been an astounding increase in the number of objects shot down by North American air defense. Little is yet known about some of these objects, but it is clearly one of the more dramatic UFO turns in recent memory. Some of the mystery is simply...
Posts on Made of...
The Window Manager I Want Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window...
over a year ago
18
over a year ago
Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window managers, going through, over the years, StumpWM, Ion 3, and finally XMonad. They've all had various strengths and weaknesses, but I've never been totally happy with any of them. This...
Posts on Made of...
New reptyr feature: TTY-stealing Ever since I wrote reptyr, I’ve been frustrated by a number of issues in reptyr that I fundamentally...
over a year ago
18
over a year ago
Ever since I wrote reptyr, I’ve been frustrated by a number of issues in reptyr that I fundamentally didn’t know how to solve within the reptyr model. Most annoyingly, reptyr fundamentally only worked on single processes, and could not attach processes with children, making it...
Notes on software...
Implementing MVCC and major SQL transaction isolation levels In this post we'll build a database in 400 lines of code with basic support for five standard SQL...
a year ago
19
a year ago
In this post we'll build a database in 400 lines of code with basic support for five standard SQL transaction levels: Read Uncommitted, Read Committed, Repeatable Read, Snapshot Isolation and Serializable. We'll use multi-version concurrency control (MVCC) and optimistic...
Arduino Blog
This custom flight joystick provides force feedback with stepper motors The joysticks found on ordinary controllers are quite simple, and as a result, they fail to provide...
2 months ago
32
2 months ago
The joysticks found on ordinary controllers are quite simple, and as a result, they fail to provide much in the way of haptic feedback for the user. This is especially tough in racing or flight simulator games where making sharp turns should require a greater amount of force....
Notes on software...
Thinking about functional programming Someone on Discord asked about how to learn functional programming. The question and my initial...
a year ago
14
a year ago
Someone on Discord asked about how to learn functional programming. The question and my initial tweet on the subject prompted an interesting discussion with Shriram Krishnamurthi and other folks. So here's a slightly more thought out exploration. And just for backstory sake: I...
computers are bad
2024-07-20 minuteman missile communications A programming note: I am looking at making some changes to how I host things like Computers Are Bad...
11 months ago
114
11 months ago
A programming note: I am looking at making some changes to how I host things like Computers Are Bad and wikimap that are going to involve a lot more recurring expense. For that and other reasons, I want to see if y'all would be willing to throw some money my way. If everyone...
Vitalik Buterin's...
[Mirror] Bir Proof of Stake Tasarım Felsefesi
over a year ago
computers are bad
2024-08-19 mining for meteors Billboards Route 66 is often viewed through the lens of its billboards. The Jack Rabbit Trading...
10 months ago
97
10 months ago
Billboards Route 66 is often viewed through the lens of its billboards. The Jack Rabbit Trading Post, a small store a few miles out of Joseph City, would hardly be remembered were it not for its billboards spanning four states. The tradition of far-advance billboards is still...
Willem's Blog
Assembling a cargo bike How hard can it be to assemble a cargo bike? This posts shares my experience with assembling the...
over a year ago
19
over a year ago
How hard can it be to assemble a cargo bike? This posts shares my experience with assembling the Babboe Big cargo bike.
Vitalik Buterin's...
The near and mid-term future of improving the Ethereum network's permissionlessness and...
a year ago
Vitalik Buterin's...
Alternatives to selling at below-market-clearing prices for achieving fairness (or community...
over a year ago
./techtipsy
ThinkPad T40: it can still run modern Linux, for now I recently busted out my old ThinkPad T40, the last of the OG IBM ThinkPads. I picked it up some...
a year ago
144
a year ago
I recently busted out my old ThinkPad T40, the last of the OG IBM ThinkPads. I picked it up some time around my university days because I liked collecting ThinkPads at the time, and it was a nice complement to my existing ThinkPad T60 and T430. The battery is dead, but everything...
Arduino Blog
Join Arduino at Automate 2025 to explore the future of automation We’re heading to Automate 2025, the largest robotics and automation event in the Americas, happening...
2 months ago
21
2 months ago
We’re heading to Automate 2025, the largest robotics and automation event in the Americas, happening May 12-15 at Huntington Place in Detroit – and we’re bringing a lineup of fresh innovations, live demos, and exciting new launches. You’ll find us in Booth #6632, right next to...
Willem's Blog
Three tips to make a content strategy work Consider these three things to maximise the effect of the words you write for your website, blog or...
over a year ago
Himanshu Mishra |...
Book Recommendation - Man's Search for Meaning Dear :name-retracted:, I finished reading a book today. It’s called Man’s Search for Meaning,...
over a year ago
12
over a year ago
Dear :name-retracted:, I finished reading a book today. It’s called Man’s Search for Meaning, written by Viktor Frankl. He was a German…
Arduino Blog
Self-leveling workbench can travel without trouble An actually level workbench is critical for many different jobs, such as pouring resin or...
a year ago
63
a year ago
An actually level workbench is critical for many different jobs, such as pouring resin or calibrating sensors. But it is difficult enough to level a stationary workbench and that becomes a nightmare for a workbench that needs to roll around a shop on casters, as shop floors...
Engineers Need Art
Move Fast and Abandon Things For every shareware game I released in the 1990's, another four were partially written but put aside...
9 months ago
74
9 months ago
For every shareware game I released in the 1990's, another four were partially written but put aside and abandoned.
Jorge Arango
Humanities Crash Course Week 18: 1,001 Nights In week 18 of the humanities crash course, I read five stories from One Thousand and One Nights, a...
2 months ago
12
2 months ago
In week 18 of the humanities crash course, I read five stories from One Thousand and One Nights, a collection of Middle Eastern folktales that have influenced lots of other stories. Keeping with the theme, I also saw one of the most influential movies based on these...
./techtipsy
Strangling your service with a Kubernetes misconfiguration This is a quick story about a fun discovery that I made a while ago. For legal reasons, all of this...
over a year ago
63
over a year ago
This is a quick story about a fun discovery that I made a while ago. For legal reasons, all of this is made up and no such service ever existed. Once upon a time, we had this Java service that handled all the backend work that you’d expect to occur for a product with a web...
Arduino Blog
The Club Master is a Nano RP2040 Connect-powered device that improves your golf swing When playing golf, few things are as important as using the correct form when swinging, since even...
a year ago
66
a year ago
When playing golf, few things are as important as using the correct form when swinging, since even small deviations can be the difference between a hole-in-one and additional strokes. To improve his game, Concept Bytes has designed a small clip-on device called the “Club Master.”...
Applied Cartography
Two weeks of parenthood We've had Lucy for two weeks, which qualifies us as experts, which means it is time to write about...
9 months ago
22
9 months ago
We've had Lucy for two weeks, which qualifies us as experts, which means it is time to write about parenthood. (In all seriousness, consider the below descriptive and not prescriptive: mostly, it's a notepad filled with things that were remarkable or surprising or divergent from...
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
21
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...
lcamtuf’s thing
AI in infosec: the future is now, old man I do my best to keep punditry off this blog, but I don't always succeed.
3 months ago
Louwrentius
Secure caching DNS server on Linux with DJBDNS The most commonly used DNS server software is ISC BIND, the "Berkeley Internet Name Daemon"....
over a year ago
15
over a year ago
The most commonly used DNS server software is ISC BIND, the "Berkeley Internet Name Daemon". However, this software has a bad security track record and is in my opinion a pain to configure. Mr. D.J. Bernstein developed "djbdns", which comes with a guarantee: if anyone finds a...
Good Enough
TIL: Turbo Frames DoEvery.Day calendar navigation was broken. We built it using Turbo Rails as it was being developed....
over a year ago
17
over a year ago
DoEvery.Day calendar navigation was broken. We built it using Turbo Rails as it was being developed. As we have updated libraries, including Rails, the API has changed. In order to get the calendar navigation working again, I had to pull out some old hacks that made use of...
Applied Cartography
Vibes and years XH asks: How do indie developers/small teams keep track of and prioritize long-term roadmaps? I've...
a year ago
16
a year ago
XH asks: How do indie developers/small teams keep track of and prioritize long-term roadmaps? I've been basically work off my gut + Feeling of the Day for the past few years, and that's getting a bit unsustainable Buttondown's roadmapping has existed for the past three years in a...
Louwrentius
Using iSCSI with time machine and Super Duper In the past, as a Mac user, I've used separate external drives for Time Machine backups and Super...
over a year ago
17
over a year ago
In the past, as a Mac user, I've used separate external drives for Time Machine backups and Super Duper clones but I'm not happy with that. External hard drives make noise and create clutter. I'd like to move away all my storage from my living room (or home office) and put it in...
Ian's Blog
Securing My Web Infrastructure Securing My Web Infrastructure A few months ago, I very briefly mentioned that I've migrated all my...
2 months ago
27
2 months ago
Securing My Web Infrastructure A few months ago, I very briefly mentioned that I've migrated all my web infrastructure off Cloudflare, as well as having built a custom web service to host it all. I call this new web service WebCentral and I'd like to talk about some of the steps...
Never Met a Science
What Are Survey Experiments For? The titular question emerged as I was working with Alessandro Vecchiato on our visual conjoint...
6 months ago
19
6 months ago
The titular question emerged as I was working with Alessandro Vecchiato on our visual conjoint experiment, just published at the Journal of Experimental Political Science:
Jonas Hietala
Zucchini Crabcakes With a tiny bit more planning I made a dinner out the lessons 4 and 5 as the crabcakes were only...
over a year ago
14
over a year ago
With a tiny bit more planning I made a dinner out the lessons 4 and 5 as the crabcakes were only supposed to be an appetizer: Crabcakes: Surprisingly delicious. Both me and Veronica gives them a 7. Zucchini: While I thought they passed Veronica said “Zucchini is not my thing” and...
Arduino Blog
The future of making, Made in India: Introducing the Arduino UNO Ek R4 We are proud to announce the Made-in-India UNO Ek R4! Available exclusively in India in both WiFi...
5 months ago
47
5 months ago
We are proud to announce the Made-in-India UNO Ek R4! Available exclusively in India in both WiFi and Minima variants, it is born to meet the needs of the country’s growing maker and innovation ecosystem, by combining all the powerful features of the UNO R4 with the benefits of...
Birchtree
noclip is my favorite website find of 2025 so far noclip is quite the find, and I've lost more time than I'd like to admit in it this week. Basically,...
5 months ago
45
5 months ago
noclip is quite the find, and I've lost more time than I'd like to admit in it this week. Basically, it has a bunch of 3D models from mostly PS2-Wii era games that you can explore in your browser. It's awesome and anyone with
Posts on Made of...
6.170, CVS, and SVN I’m taking 6.170 Lab in Software Engineering this semester. The course sucks in various ways, but...
over a year ago
19
over a year ago
I’m taking 6.170 Lab in Software Engineering this semester. The course sucks in various ways, but one of the most egregious, in my opinion, is that they force you to use CVS for your version control. Problem sets are distributed by the TAs importing them into your repository, and...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 4: The Verge
8 months ago
./techtipsy
About the time my ThinkPad T430 ran with an external GPU The ThinkPad T430 is not a remarkable laptop. It’s thick, bulky and built like a tank. I got mine in...
a year ago
123
a year ago
The ThinkPad T430 is not a remarkable laptop. It’s thick, bulky and built like a tank. I got mine in 2016 when the first university scholarship money dropped, and it’s still my backup laptop of choice. Around 2017 I did something every reasonable poor computer science...
Good Enough
Season 1, Issue 5: Promotes Regularity Good Enough is taking a summer pause! We each have travel plans lined up for the summer. We each...
over a year ago
16
over a year ago
Good Enough is taking a summer pause! We each have travel plans lined up for the summer. We each have at least two children in our homes, begging for attention. And we each truly appreciate extended breaks as a means of reinvigorating ourselves to the ever important task of...
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
19
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.
Elevation Lab - Blog
Introducing ElevationShelf XL & XL Plus Few products have been requested as much as a bigger version of our popular Elevation Shelf. So we...
over a year ago
12
over a year ago
Few products have been requested as much as a bigger version of our popular Elevation Shelf. So we made some new versions - and they work great! To hold more weight, Elevation Shelf XL ships with hollow core and solid core mounting hardware. It will hold over 50lbs and can be...
Simply Explained
Good Home Automation Should be Boring I'm a huge fan of Home Assistant to automate various things around the house. I often look at other...
over a year ago
15
over a year ago
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other people's setup for inspiration, and one thing struck me. Many people have cluttered dashboards and use Home Assistant to track just about any metric they can.That's quite different...
Willem's Blog
The Ultimate Freedom Bike With the Brompton foldable bike you find yourself a very versatile companion to go whenever and...
over a year ago
14
over a year ago
With the Brompton foldable bike you find yourself a very versatile companion to go whenever and wherever you please!
Christian Selig
A slept on upscaling tool for macOS I uploaded YouTube videos from time to time, and a fun comment I often get is “Whoa, this is in...
a week ago
19
a week ago
I uploaded YouTube videos from time to time, and a fun comment I often get is “Whoa, this is in 8K!”. Even better, I’ve had comments from the like, seven people with 8K TVs that the video looks awesome on their TV. And you guessed it, I don’t record my videos in 8K! I record them...
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...
6 months ago
63
6 months 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...
Applied Cartography
Smoke test your Django admin site Here is a confession: I am a very strong proponent of a robust test suite being perhaps the single...
4 months ago
32
4 months ago
Here is a confession: I am a very strong proponent of a robust test suite being perhaps the single most important asset of a codebase, but when it comes to auxiliary services like admin sites or CLIs when it comes to testing I tend to ask for forgiveness more than I ask for...
Vitalik Buterin's...
Über Kollusion
over a year ago
Posts on Made of...
Systems that defy detailed understanding Last week, I wrote about the mindset that computer systems can be understood, and behaviors can be...
over a year ago
18
over a year ago
Last week, I wrote about the mindset that computer systems can be understood, and behaviors can be explained, if we’re willing to dig deep enough into the stack of abstractions our software is built atop. Some of the ensuing discussion on Twitter and elsewhere lead me to write...
Notes on software...
Building a fast SCSS-like rule expander for CSS using fuzzy parsing This is an external post of mine. Click here if you are not redirected.
over a year ago
Louwrentius
Core i7 920 @ 3,6 Ghz is a true beast! Even today, Core 2 Duo processors clocked at 2 ghz are no slugs. However, the Core i7 920 is of a...
over a year ago
15
over a year ago
Even today, Core 2 Duo processors clocked at 2 ghz are no slugs. However, the Core i7 920 is of a different kind. First, it is not only clocked at a higher speed (default 2,8 Ghz), it is also a quad-core processor. Thanks to the re- introduction of hyperthreading, this processor...
Abishek Muthian
No more global micro-SaaS from India Reserve Bank of India has published draft regulatory guidelines for payment aggregators1 which...
11 months ago
16
11 months ago
Reserve Bank of India has published draft regulatory guidelines for payment aggregators1 which requires payment aggregators to perform physical KYC on small & medium sized merchants, verify their bank accounts among other regulations. Stripe, sighting the aforementioned...
Home on Erik...
Modeling conversion rates using Weibull and gamma distributions This is a blog post originally featured on the Better engineering blog. If you want to link to this...
over a year ago
17
over a year ago
This is a blog post originally featured on the Better engineering blog. If you want to link to this article or share it, please go to the original post URL! Separately, I'm sorry it's been so long with no posts on this blog.
Arduino Blog
A new Plug and Make Kit challenge! A game of rhythm and creativity The Arduino Plug and Make Kit is all about unleashing creativity while simplifying the process of...
7 months ago
38
7 months ago
The Arduino Plug and Make Kit is all about unleashing creativity while simplifying the process of turning ideas into reality. It enables everyone to focus on the fun of creating with the power of the UNO R4 WiFi and a user-friendly, modular design – bypassing the complexities of...
Willem's Blog
Optical vs chest strap heart rate monitors Understanding the differences in common HR monitors used in wearables, smartwatches and fitness...
over a year ago
Himanshu Mishra |...
It is okay not to be special Hi :name-retracted:! I hope I don’t bore you with this letter. I feel like talking to you about...
over a year ago
11
over a year ago
Hi :name-retracted:! I hope I don’t bore you with this letter. I feel like talking to you about life. (Which I always want to do. All the…
Neil Madden
The square roots of all evil Every programmer knows Donald Knuth’s famous quote that “premature optimization is the root of all...
7 months ago
40
7 months ago
Every programmer knows Donald Knuth’s famous quote that “premature optimization is the root of all evil”, from his 1974 Turing Award lecture (pdf). A fuller quotation of the surrounding context gives a rounder view: I am sorry to say that many people nowadays are condemning...
Notes on software...
Exploring PL/pgSQL part two: implementing a Forth-like interpreter Previously in exploring PL/pgSQL: Strings, arrays, recursion and parsing JSON In my last post I...
over a year ago
16
over a year ago
Previously in exploring PL/pgSQL: Strings, arrays, recursion and parsing JSON In my last post I walked through the basics of PL/pgSQL, the embedded procedural language inside of PostgreSQL. It covered simple functions, recursions and parsing. But there was something very...
Home on Erik...
3D in D3 I have spent some time lately with D3. It's a lot of fun to build interactive graphs. See for...
over a year ago
18
over a year ago
I have spent some time lately with D3. It's a lot of fun to build interactive graphs. See for instance this demo (will provide a longer writeup soon). D3 doesn't have support for 3D but you can do projections into 2D pretty easily.
tim.sh
How I created an Ethereum Proof-of-Stake demo entirely with AI Hi everybody!
8 months ago
Jonas Hietala
Grand Thief Arto Here’s me and Li’s game for our school course. The game isn’t tweaked too much but it’s a game with...
over a year ago
14
over a year ago
Here’s me and Li’s game for our school course. The game isn’t tweaked too much but it’s a game with some fairly cool ideas. Grand Thief Arto Instructions Your goal is to collect loot until you can escape through the entry point when you’ve collected enough to complete the...
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
19
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...
Birchtree
Your brain doesn’t want you to work out Dean Burnett writing for Science Focus: Your Brain Is Hard-Wired to Avoid Exercise. Here's Why So...
4 months ago
28
4 months ago
Dean Burnett writing for Science Focus: Your Brain Is Hard-Wired to Avoid Exercise. Here's Why So why, even though we’ve evolved to do it, doesn't everyone enjoy exercise? The baffling complexity of the human brain is to blame. Evolving an ability doesn’t
./techtipsy
Fairphone Fairbuds XL review: admirable goals, awful product I bought the Fairphone Fairbuds XL with my own money at a recent sale for 186.75 EUR, plus 15 EUR...
3 months ago
44
3 months ago
I bought the Fairphone Fairbuds XL with my own money at a recent sale for 186.75 EUR, plus 15 EUR for shipping to Estonia. The normal price for these headphones is 239 EUR. This post is not sponsored. I admire what Fairphone wants to achieve, even going as far as getting the...
Home on Erik...
Some more font links My blog post about fonts generated lots of traffic – it landed on Hacker News, took down my site...
over a year ago
15
over a year ago
My blog post about fonts generated lots of traffic – it landed on Hacker News, took down my site while I was sleeping, and then obviously vanished from HN before I woke up. But it also got retweeted by a ton of people.
Jonas Hietala
The 4-Hour Chef: Scrambled Eggs I’ve been listening to The Tim Ferriss Show a while now and he and his guests often inspire me to...
over a year ago
15
over a year ago
I’ve been listening to The Tim Ferriss Show a while now and he and his guests often inspire me to make changes and start doing new things. I got introduced to Josh Waitzkin’s excellent The Art of Learning and the meta skill of learning has since then fascinated me. So when I got...
lcamtuf’s thing
Real MLCCs (and inductors) have curves Linear components are pretty nonlinear -- and parasitics don't tell the whole story.
2 months ago
Home on Erik...
Nearest neighbors and vector models – epilogue – curse of dimensionality This is another post based on my talk at NYC Machine Learning. The previous two parts covered most...
over a year ago
24
over a year ago
This is another post based on my talk at NYC Machine Learning. The previous two parts covered most of the interesting parts, but there are still some topics left to be discussed. To go back and read the meaty stuff, check out
Abishek Muthian
How Rick and Morty fans helped McDonald’s SzeChuan sauce scarcity marketing McDonald's Szechaun Sauce announcement The #SzechuanSauce fiasco with McDonald’s is a very...
over a year ago
14
over a year ago
McDonald's Szechaun Sauce announcement The #SzechuanSauce fiasco with McDonald’s is a very interesting (successful ?) example of scarcity marketing and targeting intellectuals for generating bandwagon effect. Some BG : Rick and MortyBuy, a science fiction animated show with the...
Abishek Muthian
False Accusation False accusation for children especially if the accusation goes totally against their values can...
over a year ago
13
over a year ago
False accusation for children especially if the accusation goes totally against their values can have profound negative consequences. When I was in grade school(early 2000, India), I went out to take a photo-copy(xerox) of a study material in a shop nearby school. After I...
Matt Blewitt
Long Distance Relationships I’ve been managing a fully remote, fully distributed team, covering timezones from UTC-8 through...
9 months ago
24
9 months ago
I’ve been managing a fully remote, fully distributed team, covering timezones from UTC-8 through UTC+10, for the last couple of years. Through that time, I’ve learned a lot on organising work, interpersonal relationships, and ultimately how to overcome a lack of promximity to my...
Matt Blewitt
7 Databases in 7 Weeks for 2025 I’ve been running databases-as-a-service for a long time, and there are always new things to keep...
7 months ago
41
7 months ago
I’ve been running databases-as-a-service for a long time, and there are always new things to keep abreast of - new technologies, different ways of solving problems, not to mention all the research coming out of universities. In 2025, consider spending a week with each of these...
Arduino Blog
Welcoming ControlSI to the Arduino Pro System Integrators Partnership Program! We’re thrilled to announce the latest member of our System Integrators Partnership Program (SIPP):...
5 months ago
29
5 months ago
We’re thrilled to announce the latest member of our System Integrators Partnership Program (SIPP): ControlSI, based in Peru, is well known for their expertise in Industry 4.0 solutions – including industrial automation, operational intelligence, data analytics, computer vision,...
Louwrentius
Why Debian/Ubuntu Linux is to be preferred There are many Linux distributions around. However, I always come back to just one: Debian. The...
over a year ago
13
over a year ago
There are many Linux distributions around. However, I always come back to just one: Debian. The reason why so many people use Debian is the same reason I like it so much: software management.  With good old apt-get or the new aptitude, software is installed within minutes. Due to...
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
15
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.
Applied Cartography
Are monopolies bad, actually? One of the more interesting theses advanced by Zero to One [1] is that monopolies are good to the...
a year ago
18
a year ago
One of the more interesting theses advanced by Zero to One [1] is that monopolies are good to the extent that they afford companies the agency and comfort to engage in long-term activities: Monopolists can think about things other than making money; non-monopolists can’t. In...
Christian Selig
Announcing Juno 2.0 Juno’s been a really fun project to build, and it’s been so great hearing how other people have been...
a year ago
122
a year ago
Juno’s been a really fun project to build, and it’s been so great hearing how other people have been enjoying Juno since its launch, as well as providing awesome feedback and input to improve it. Today I’m releasing Juno 2.0, which incorporates a ton of that community feedback,...
Computer Ads from...
Comics from 1978/05 Creative Computing Mag Time for some oldie levity.
4 months ago
Jonas Hietala
2012 in Review Like the last two years I’m summarizing the year. At the end of the year like this it always feel...
over a year ago
16
over a year ago
Like the last two years I’m summarizing the year. At the end of the year like this it always feel like I didn’t accomplish much, but after the yearly summary it always feels better. 2012 Geek Achievements Designed a processor which fulfills the Core Wars 88 standard. Includes a...
Good Enough
Fixing Things In 2009 I started doing something called "business travel." I bought a piece of dependable luggage:...
a year ago
15
a year ago
In 2009 I started doing something called "business travel." I bought a piece of dependable luggage: the Travelpro WalkAbout Lite 2 22" Rollaboard Suiter. The reality was that this wasn't proper business travel. First, it'd only be two or three round-trip flights a year. Second,...
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
19
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
+ Why I quit Superhuman I appreciate the app, I just had to let it go.
4 months ago
Christian Selig
Recreating Apple's beautiful visionOS search bar Many of Apple’s own visionOS apps, like Music, Safari, and Apple TV, have a handy search bar front...
a year ago
101
a year ago
Many of Apple’s own visionOS apps, like Music, Safari, and Apple TV, have a handy search bar front and center on the window so you can easily search through your content. Oddly, as of visionOS 1.1, replicating this visually as a developer using SwiftUI or UIKit is not...
Christian Selig
My little Apple Vision Pro stand I want somewhere to put my Vision Pro when not in use. Many people use the original box, and there’s...
a year ago
108
a year ago
I want somewhere to put my Vision Pro when not in use. Many people use the original box, and there’s beautiful stands that exist out there, but I was looking for something more compact and vertical so it would take up less room on my desk. So I opened Fusion 360 (which I am still...
Posts on Made of...
reptyr: Changing a process's controlling terminal reptyr (announced recently on this blog) takes a process that is currently running in one terminal,...
over a year ago
17
over a year ago
reptyr (announced recently on this blog) takes a process that is currently running in one terminal, and transplants it to a new terminal. reptyr comes from a proud family of similar hacks, and works in the same basic way: We use ptrace(2) to attach to a target process and force...
Ken Shirriff's blog
Inside an unusual 7400-series chip implemented with a gate array When I look inside a chip from the popular 7400 series, I know what to expect: a fairly simple...
a year ago
21
a year ago
When I look inside a chip from the popular 7400 series, I know what to expect: a fairly simple die, implemented in a straightforward, cost-effective way. However, when I looked inside a military-grade chip built by Integrated Device Technology (IDT)4 I found a very unexpected...
Abishek Muthian
Apple Watch with Android A friend passed away recently during sleep due to unknown natural causes when they were all alone in...
6 months ago
17
6 months ago
A friend passed away recently during sleep due to unknown natural causes when they were all alone in a hotel in a foreign country. I couldn't dismiss the thought that may be if they had worn a smart watch they could have had better chances of reaching out for help and perhaps...
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
22
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.
Nabeel S. Qureshi
How To Sell Sales at a startup is counter-intuitive.
over a year ago
Arduino Blog
This CanSat doubles as a drone to slow descents A CanSat is a small sensor payload, about the size of a soda can, designed to be launched on a model...
a month ago
19
a month ago
A CanSat is a small sensor payload, about the size of a soda can, designed to be launched on a model rocket to relatively low altitudes of around 1km. But while that isn’t anywhere close to leaving the atmosphere, it is very high and CanSats need a way to get back to the ground...
Neil Madden
Why the OAuth mTLS spec is more interesting than you might think I was catching up on the always excellent Security. Cryptography. Whatever. podcast, and enjoyed the...
over a year ago
21
over a year ago
I was catching up on the always excellent Security. Cryptography. Whatever. podcast, and enjoyed the episode with Colm MacCárthaigh about a bunch of topics around TLS. It’s a great episode that touches a lot of subjects I’m interested in, so go ahead and listen to it if you...
Jonas Hietala
A Christmas Game I’m going through a bit of a boardgame stint, as I usually do during christmas time. I had exactly...
over a year ago
18
over a year ago
I’m going through a bit of a boardgame stint, as I usually do during christmas time. I had exactly one thing on my wishlist for this christmas for my little brother: Ticket to Ride: Nordic Countries. Guess what? I got something from my wishlist! This was our 5th or 6th game (or...
Elevation Lab - Blog
Introducing DraftTable for iPad Pro We are thrilled to release DraftTable for iPad Pro. It's the result of hundreds of hours of testing...
over a year ago
12
over a year ago
We are thrilled to release DraftTable for iPad Pro. It's the result of hundreds of hours of testing and iteration with artists, designers and heavy iPad users to make the very best stand for working on iPad pro. Like a traditional drafters table, it is ultra-sturdy, widely...