Full Width [alt+shift+f] Shortcuts [alt+shift+k]
Sign Up [alt+shift+s] Log In [alt+shift+l]
Top Categories > technology
#all #programming #technology #startups #history #life #science #literature #architecture #creative #design #finance #travel #comics #AI #indiehacker #cartography Muted Categories [alt+←][alt+→]
Louwrentius
Script that shows smart values of all disks' Please use this tool on github instead of this ancient script. So you have a Linux system with a lot...
over a year ago
15
over a year ago
Please use this tool on github instead of this ancient script. So you have a Linux system with a lot of hard drives. If you want to quickly check on some key SMART values to determine the health of individual disks, you might be interested in this script. I wrote a small Python...
Arduino Blog
Control your Raspberry Pi GPIOs with Arduino Cloud using Python | Part II As a Python developer, you’re probably eager to control and monitor your Raspberry Pi GPIOs...
a year ago
104
a year ago
As a Python developer, you’re probably eager to control and monitor your Raspberry Pi GPIOs remotely. Well, you have landed in the right place.  This article builds upon our previous introduction to “Visualize your Raspberry Pi data with Arduino Cloud | Part I.” Now, we’ll...
anderegg.ca
Sequoia’s “Macintosh” screen saver and old Control Panels I was recently on-site with a client and noticed that one person was using the new “Macintosh”...
4 months ago
33
4 months ago
I was recently on-site with a client and noticed that one person was using the new “Macintosh” screen saver that was added in macOS Sequoia. If you haven’t seen it, here’s a video of it in action. I knew that the screen saver had released, but I was very happy with Relay’s St....
Abishek Muthian
The common theme is focus Meditation, Mindfulness, Flow etc. The common theme seems to be 'Focus'. Focus is a key component...
over a year ago
15
over a year ago
Meditation, Mindfulness, Flow etc. The common theme seems to be 'Focus'. Focus is a key component for mental health, Yet it has been made very expensive thanks to constant assault on our senses by the corporations who would then sell their 'Mindfulness' app back to us. Chat apps...
Willem's Blog
Clouds below my floor Building a little datacenter in my basement utilising a very fast internet connection.
over a year ago
Lighthouse Blog
Updates May 31
a year ago
Birchtree
“Trust me” I’m not trying to send any hate at a random MacRumors forum commentor who I don’t know, so please...
4 months ago
22
4 months ago
I’m not trying to send any hate at a random MacRumors forum commentor who I don’t know, so please take this more as me explaining why there’s more skepticism about the Vision Pro than other gen-1 Apple products. From the post: BTW, I also
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 —
Jonas Hietala
Why I still blog after 15 years Time flies when you’re having fun. Before you know it, your little babies have started school, you...
9 months ago
15
9 months ago
Time flies when you’re having fun. Before you know it, your little babies have started school, you celebrate the 30th anniversary of Jurassic Park, and that little blog you started have now been going for 15 years. 15 years is a long time; longer than I’ve been waiting for Winds...
Abishek Muthian
Demand evidence to worry Disclaimer: I'm not qualified to advise on mental health issues, If you think you have OCD, anxiety...
over a year ago
12
over a year ago
Disclaimer: I'm not qualified to advise on mental health issues, If you think you have OCD, anxiety or other issues then seek the help of a qualified medical professional. Like physical health, Everyone needs help with mental health at some point. The hair dryer incident is my...
Willem's Blog
Upgrading a 27-inch iMac 5K to 14 terabytes This month I nearly destroyed my iMac during an attempt to upgrade it. Thanks to determination and...
over a year ago
27
over a year ago
This month I nearly destroyed my iMac during an attempt to upgrade it. Thanks to determination and some spare time I was able to resurrect it from the death!
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
Christian Selig
Introducing Juno for Apple Vision Pro YouTube is probably one of the parts of the internet I consume the most, so I was more than a little...
a year ago
108
a year ago
YouTube is probably one of the parts of the internet I consume the most, so I was more than a little sad when YouTube announced that they don’t have plans to build a visionOS app, and disabled the option to load the iPad app. This leaves you with Safari, and the website is okay,...
Good Enough
All About CSS: Alphabetize, Normalize, and Dark-mode-itize Hello reader, I’m Matthew, the newest member of Good Enough (LLC). The rest of the team are avid...
over a year ago
20
over a year ago
Hello reader, I’m Matthew, the newest member of Good Enough (LLC). The rest of the team are avid writers and sharers… I’m not. But they keep chanting “One of us. One of us.” so I suppose you’ll see me around here sometimes. For my inaugural post, I thought I’d quickly share what...
Computer Ads from...
Plus Post: Sony SMC-777C One person, Eight languages. The 8bit.
a month ago
Birchtree
A new/old Pokémon game, how Hollywood can make good movies, and a puzzle with all edge pieces We are so back! Please keep making smaller, original movies so that we get new franchises A puzzle...
3 months ago
30
3 months ago
We are so back! Please keep making smaller, original movies so that we get new franchises A puzzle with all edge pieces that looks fun but also very hard Every font is free…as long as you remake it yourself Fellow olds, if you haven't seen this,
Style over Substance
Leitz Summicron 50mm f/2 rigid (type 2) lens My newest lens acquisition wasn’t actually originally on my wishlist. I already had a 50mm Summicron...
over a year ago
93
over a year ago
My newest lens acquisition wasn’t actually originally on my wishlist. I already had a 50mm Summicron lens, though that was the first generation collapsible model known as a Type 1. This lens has lived on my Leica M3 permanently for the past few years, and I have enjoyed the hell...
Jonas Hietala
2016 Read Books Yeah so I managed to not read a single fiction book this year. To compensate and make myself feel...
over a year ago
16
over a year ago
Yeah so I managed to not read a single fiction book this year. To compensate and make myself feel better I’ll add in some new mangas I’ve read, but I may may have missed some. Fiction Crickets Non-Fiction Getting to Yes Relax into Stretch Thinking, Fast and Slow 59 seconds The...
computers are bad
2023-11-25 the curse of docker I'm heading to Las Vegas for re:invent soon, perhaps the most boring type of industry extravaganza...
a year ago
98
a year ago
I'm heading to Las Vegas for re:invent soon, perhaps the most boring type of industry extravaganza there could be. In that spirit, I thought I would write something quick and oddly professional: I'm going to complain about Docker. Packaging software is one of those fundamental...
Abishek Muthian
The immediate threat is AR and not AI Disclaimer: This is an attempt at trolling and satire. Don’t just tag me under technology fear...
over a year ago
14
over a year ago
Disclaimer: This is an attempt at trolling and satire. Don’t just tag me under technology fear mongerer, I’m going to present an acute scenario in which AR could be misused to inflict significant damage to a large population. As a technology evangelist, I’am very excited to see...
Louwrentius
Understanding the Ubuntu 20.04 LTS Server Autoinstaller Introduction Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation...
over a year ago
21
over a year ago
Introduction Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation process. This includes support for 'preseeding' to create unattended (automated) installations of ubuntu. the debian installer With the introduction of Ubuntu Server 20.04 'Focal...
Construction Physics
Why Skyscrapers Became Glass Boxes Everything put into the building that is unnecessary, every cubic foot that is used for purely...
5 months ago
60
5 months ago
Everything put into the building that is unnecessary, every cubic foot that is used for purely ornamental purposes beyond that needed to express its use and to make it harmonize with others of its class, is a waste — is, to put it in plain English, perverting someone’s money —...
Buck on Software
23 things you should know 1: Management’s true confidence is reflected in how fast they are hiring
over a year ago
Jorge Arango
AI and Taxonomies: Creating vs. Applying Recently, I wrote about using AI to solve taxonomy drift — the all-too-common problem of lists of...
3 months ago
27
3 months ago
Recently, I wrote about using AI to solve taxonomy drift — the all-too-common problem of lists of terms (tags, categories) falling out of sync with the content they describe. A response to that post raised an important distinction worth clarifying: the difference between creating...
Style over Substance
Create a Hue-compatible DIY LED light sculpture Learn how to create your own Hue compatible LED light sculpture, inspired by by the REFLEKTION art,...
over a year ago
97
over a year ago
Learn how to create your own Hue compatible LED light sculpture, inspired by by the REFLEKTION art, using cheap LED strips and DIY parts you can order online. The post Create a Hue-compatible DIY LED light sculpture appeared first on Style over Substance.
Arduino Blog
Kickstart your tech journey, with the new Arduino Plug and Make Kit! Hey, creating an IoT device shouldn’t be rocket science. We believe technology is for everyone....
a year ago
98
a year ago
Hey, creating an IoT device shouldn’t be rocket science. We believe technology is for everyone. That’s why we’ve developed the whole new, beginner-friendly Plug and Make Kit – the easiest way to get started with Arduino!  Inside the box, you’ll find everything you need to create...
Birchtree
I strongly recommend Portal: Revolution (members post) In this new series, I’ll be reviewing the media I experience (I don’t like saying I “consume” media)...
6 months ago
40
6 months ago
In this new series, I’ll be reviewing the media I experience (I don’t like saying I “consume” media) in more detail than I normally do. Don’t worry, the movie reviews are staying free and on social media ✌️
Computer Ads from...
Vote for the April 2004 Plus Post Topic If you are a paid subscriber, voting is open for one week
a year ago
Neil Madden
How do you use a bearer URL? In “Towards a standard for bearer token URLs”, I described a URL scheme that can be safely used to...
over a year ago
23
over a year ago
In “Towards a standard for bearer token URLs”, I described a URL scheme that can be safely used to incorporate a bearer token (such as an OAuth access token) into a URL. That blog post concentrated on the technical details of how that would work and the security properties of the...
Arduino Blog
This portable Starmap could be your guide to the cosmos Estimates vary, but there are generally a few thousand stars bright enough to see in the sky on a...
a year ago
50
a year ago
Estimates vary, but there are generally a few thousand stars bright enough to see in the sky on a clear, moonless, cloudless night away from city lights. You might be able to identify a couple of them, along with a handful of constellations. But what about the rest? If they...
Birchtree
📕 I mildly recommend: Life as No One Knows It (members post) A new book explaining assembly theory, a new way of thinking about the question of "what is life?"
6 months ago
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...
latest projects -...
Light comms on the 003 [Hardware] Tiny terrahertz transmissions
11 months ago
Birchtree
This menu needs to die M.G. Siegler: The Great AI UI Unification And depending on which model you choose to use, you get...
4 months ago
29
4 months ago
M.G. Siegler: The Great AI UI Unification And depending on which model you choose to use, you get other options from there, as various buttons will be enabled in the message box for 'Web Search' and now 'Deep Research'. Oh and I forgot the '
lcamtuf’s thing
Random object: Sony Mavica MVC-FD73 Floppy disk digital cameras, or why our views of technological progress are not always rooted in...
5 months ago
Never Met a Science
Unbundling and Abundance on the (high) dimensionality of 21st century ideology
4 months ago
Willem's Blog
The day I sold my car This week I sold my car, I now no longer own one. I look back at my years of owning a sports car, if...
over a year ago
46
over a year ago
This week I sold my car, I now no longer own one. I look back at my years of owning a sports car, if you're looking for a reason to buy one you should check this out.
Jonas Hietala
Summer job at Configura This is a wrap up of my 5 weeks at Configura as a summer internship. There were 6 interns and we had...
over a year ago
15
over a year ago
This is a wrap up of my 5 weeks at Configura as a summer internship. There were 6 interns and we had two teams doing different things. I worked with two other awesome guys and it was great! The Premise We had two assignments this summer. One was to create an optimized version of...
Birchtree
AI, self-driving, and evolving your opinions on new tech over time Casey Newton on Platformer: The Phony Comforts of AI Skepticism The most persuasive way you can...
7 months ago
43
7 months ago
Casey Newton on Platformer: The Phony Comforts of AI Skepticism The most persuasive way you can demonstrate the reality of AI, though, is to describe how it is already being used today. Not in speculative sci-fi scenarios, but in everyday offices and laboratories and schoolrooms....
Daniel De Laney
Data Center Monitoring “I like to use sketches to validate ideas quickly, without a lot of investment in the wrong...
over a year ago
9
over a year ago
“I like to use sketches to validate ideas quickly, without a lot of investment in the wrong direction.” The Challenge The computing power that runs the world is hidden away in data centers that few people get to see. While many data centers are lights-out operations most of the...
Electronics etc…
Rohde & Schwarz AMIQ Modulation Generator - Teardown and Analog Deep Dive Introduction The Rohde & Schwarz AMIQ Modulation Generator WinIQSim Software Inside the AMIQ The...
2 months ago
15
2 months ago
Introduction The Rohde & Schwarz AMIQ Modulation Generator WinIQSim Software Inside the AMIQ The Signal Generation PCB Analog Signal Generation Architecture: Fixed vs Variable DAC Clock Internal Reference Clock Generation DAC Clock Synthesizer I/Q Output Skew Tuning Variable Gain...
Odds and Ends of...
Have I ever been a NIMBY? And other questions from the Spring mailbag.
2 months ago
Ian's Blog
Securing Your GitHub Account Let's talk about some of the simple & practical steps you can take to improve your GitHub account...
over a year ago
15
over a year ago
Let's talk about some of the simple & practical steps you can take to improve your GitHub account security. There's plenty of good reasons why you should try to keep any online account safe, but I feel that GitHub deserves special attention among developers. With automation...
./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...
Willem's Blog
Working with special hardware from China This month I reversed engineered my way into developing software for a Chinese Android device with...
over a year ago
17
over a year ago
This month I reversed engineered my way into developing software for a Chinese Android device with an embedded printer!
Home on Erik...
Toxic meeting culture I spent six years at a company that went from 50 people to 1500 and one contributing factor leading...
over a year ago
15
over a year ago
I spent six years at a company that went from 50 people to 1500 and one contributing factor leading to my departure was that I went from a “maker” to a person stuck in meetings every day.
Birchtree
Apple might be cooking this fall Tim Hardwick reporting on Gurman’s reporting in Bloomberg, which I don’t have access to, so I’m...
4 months ago
27
4 months ago
Tim Hardwick reporting on Gurman’s reporting in Bloomberg, which I don’t have access to, so I’m quoting the MacRumors article: While specific details are scarce, it's supposedly the biggest update to iOS since iOS 7, and the biggest update to macOS since
Elevation Lab - Blog
Introducing NightPad Wireless Charger NightPad has no LEDs, so it won't light up your room. This was a frustration we had with other...
over a year ago
12
over a year ago
NightPad has no LEDs, so it won't light up your room. This was a frustration we had with other wireless chargers - which I covered with electrical tape. So in designing this one, the first thing we did was remove the light. NightPad charges iPhone 50% faster than standard Qi...
Home on Erik...
Giving more tools to software engineers: the reorganization of the factory It's a popular attitude among developers to rant about our tools and how broken things are. Maybe...
over a year ago
16
over a year ago
It's a popular attitude among developers to rant about our tools and how broken things are. Maybe I'm an optimistic person, because my viewpoint is the complete opposite! I had my first job as a software engineer in 1999, and in the last two decades I've seen software engineering...
Arduino Blog
This fake CRT TV works using lasers and UV magic Until the 21st century, cathode-ray tube (CRT) TVs were pretty much the only option. As such, media...
7 months ago
67
7 months ago
Until the 21st century, cathode-ray tube (CRT) TVs were pretty much the only option. As such, media was made to suit them. Retro video game consoles in particular look best on CRT TVs. But those old TVs are getting hard to find and desirable models are now quite expensive. So,...
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...
Jonas Hietala
A friendly game of Twilight Imperium A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic. We...
over a year ago
18
over a year ago
A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic. We were six players, most had played the third edition before. As I was quite hyped before the game, I had read up on the rules, watched a let’s play or two and listened to a podcast...
Home on Erik...
Ping the world I just pinged a few million random IP addresses from my apartment in NYC. Here's the result: Some...
over a year ago
18
over a year ago
I just pinged a few million random IP addresses from my apartment in NYC. Here's the result: Some notes: What's going on with Sweden? Too much torrenting? Ireland is likewise super slow, but not Northern Ireland Eastern Ukraine is also super slow, maybe not surprising given...
Old Vintage...
Pretty pictures, bootable floppy disks, and the first Canon Cat demo? Now that our 1987 Canon Cat is refurbished and ready to go another nine innings or so, it's time to...
12 months ago
13
12 months ago
Now that our 1987 Canon Cat is refurbished and ready to go another nine innings or so, it's time to get into the operating system and pull some tricks. from our historical discussion of the Canon Cat, the Cat was designed by Jef Raskin as a sophisticated user-centric computer...
Azad's Blog
Apple Vision Pro—A Revolution for Home Video Formats Apple has always been at the forefront of home video with Apple TV (the device), iTunes Movies,...
9 months ago
34
9 months ago
Apple has always been at the forefront of home video with Apple TV (the device), iTunes Movies, Spatial Audio, and the vivid displays of iPhones, iPads, and Mac displays. With Apple Vision Pro, Apple is once again pushing the boundaries of the movie watching experience by...
Birchtree
I’m not used to seeing this John Gruber: Something Is Rotten in the State of Cupertino The fiasco here is not that Apple is late...
4 months ago
21
4 months ago
John Gruber: Something Is Rotten in the State of Cupertino The fiasco here is not that Apple is late on AI. It’s also not that they had to announce an embarrassing delay on promised features last week. Those are problems, not fiascos, and problems happen. They’re
Willem's Blog
Talking tablets: what makes a great tablet? Over the past few weeks I worked with Microsoft Surface Pro X to see if it is any good, can it be...
over a year ago
17
over a year ago
Over the past few weeks I worked with Microsoft Surface Pro X to see if it is any good, can it be your main computer?
./techtipsy
I've reached the self-hosting endgame Setup After I had a perfectly functional, quiet and performant server up and running, I fell victim...
over a year ago
46
over a year ago
Setup After I had a perfectly functional, quiet and performant server up and running, I fell victim to my imagination and completely changed my self-hosting setup. Again. Here it is, in all its glory: Well, at least that’s what’s on the table. This machine is a true all-in-one:...
./techtipsy
The little Wi-Fi AP that could I have a bad habit of testing things whenever a “good” idea pops into my head. This is a short...
over a year ago
40
over a year ago
I have a bad habit of testing things whenever a “good” idea pops into my head. This is a short overview of one of them. The Orange Pi Zero is a SBC (single board computer) that has a slow 32-bit ARM 4 core CPU, 512MB of RAM and no display output. It’s actually quite OK for many...
Willem's Blog
Protecting VMware ESXi In response to a possible security breach on a VMware ESXi host machine, I search for a way to...
over a year ago
18
over a year ago
In response to a possible security breach on a VMware ESXi host machine, I search for a way to improve security of the management console using NGINX and a firewall
Louwrentius
Building a RAID 6 array of mixed drives To be honest, 4 TB of storage isn't really necessary for home usage. However, I like to collect...
over a year ago
21
over a year ago
To be honest, 4 TB of storage isn't really necessary for home usage. However, I like to collect movies in full DVD or HD quality and so I need some storage. I decided to build myself a NAS box based on Debian Etch. Samba is used to allow clients to access the data. The machine...
Arduino Blog
Clone your IoT projects with Arduino Cloud Custom Templates Whether you are an IoT enthusiast, an enterprise developer or a high school teacher, we all know the...
11 months ago
80
11 months ago
Whether you are an IoT enthusiast, an enterprise developer or a high school teacher, we all know the thrill of bringing a new IoT project to life. But we also understand the frustration of repetitive setup processes and the time sink of configuring the same elements over and over...
Birchtree
Tariffs, integrity, and chaos Ben Thompson: American Disruption (emphasis mine): [T]he most important components for executing a...
3 months ago
20
3 months ago
Ben Thompson: American Disruption (emphasis mine): [T]he most important components for executing a fundamental shift in trade are those that go into building actual factories, or equipment for those factories. In the vast sea of stupidity that are these tariffs this is perhaps...
latest projects -...
Hand-cranked Flux Capacitor [Concept] Control the flow of time
a year ago
Louwrentius
I made my blog solar-powered, then things escalated In 2020 I wondered if I could run my blog on solar power, being inspired by Low-tech Magazine, doing...
over a year ago
19
over a year ago
In 2020 I wondered if I could run my blog on solar power, being inspired by Low-tech Magazine, doing the same thing (but better)1. The answer was 'yes', but only through spring and summer. I live in an apartment complex in The Netherlands and my balcony is facing west. This...
Good Enough
TIL: Easily Support Gravatars in Rails We’re building some software where we’d like to display avatars for email contacts even if they...
a year ago
20
a year ago
We’re building some software where we’d like to display avatars for email contacts even if they aren’t users of our software. While Gravatar is a relic of Web 2.0, we’ve found that there are still a significant number of people who have their email addresses in that...
Jonas Hietala
Design for Hackers I get these.. urges sometimes. Not like Dexter no, but sometimes I just have to buy a specific...
over a year ago
13
over a year ago
I get these.. urges sometimes. Not like Dexter no, but sometimes I just have to buy a specific thing. It happened again yesterday (or was it the day before I don’t know) when I saw this post on hackernews. It’s a book this time, again, but this is something a little different -...
Home on Erik...
Top posts These are some blog posts which have gotten a disproportionate amount of traffic (10,000+ page...
over a year ago
16
over a year ago
These are some blog posts which have gotten a disproportionate amount of traffic (10,000+ page views): 2024 It's hard to write code for computers, but it's even harder to write code for humans 2023 Simple sabotage for software 2022 We are still early with the cloud: why...
Abishek Muthian
I found my 7th grade art book ! The drawings from my 7th grade art book gives an insight of what my life and dreams were during that...
over a year ago
15
over a year ago
The drawings from my 7th grade art book gives an insight of what my life and dreams were during that period. I share this is to inspire at-least few to go back and check what they were and what they are now. Art book cover My 7th grade Art notebook. I’m 29 year old Indian male....
Vitalik Buterin's...
Prediction Markets: Tales from the Election
over a year ago
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...
Posts on Made of...
Computers can be understood Introduction This post attempts to describe a mindset I’ve come to realize I bring to essentially...
over a year ago
17
over a year ago
Introduction This post attempts to describe a mindset I’ve come to realize I bring to essentially all of my work with software. I attempt to articulate this mindset, some of its implications and strengths, and some of the ways in which it’s lead me astray. Software can be...
Home on Erik...
Momentum and mean reversion might just be volatility bias The Economist just published an article called The best, the worst and the ugly. By looking at...
over a year ago
16
over a year ago
The Economist just published an article called The best, the worst and the ugly. By looking at historical performance for mutual funds, they find strong support for momentum and mean reversion. Picking the best or the worst fund over the previous five years gives great returns...
Birchtree
The Pebble (which made me fall in love with smart watches) is back Introducing Two New PebbleOS Watches! We’re excited to announce two new smartwatches that run open...
3 months ago
28
3 months ago
Introducing Two New PebbleOS Watches! We’re excited to announce two new smartwatches that run open source PebbleOS and are compatible with thousands of your beloved Pebble apps. The original Pebble was my “a ha!” moment when I realized smart watches were the real deal, even in
Jorge Arango
Smarter AI Begins With Your Business’ Knowledge Pipeline A common question I’m hearing from leaders is “how can I best use AI in my business?” They expect...
2 months ago
23
2 months ago
A common question I’m hearing from leaders is “how can I best use AI in my business?” They expect concrete, practical answers — not the platitudes and hype that dominate the media. It’s a fair question: businesses stand to gain significant advantages from judicious use of AI. But...
Applied Cartography
Buttondown Analytics 3.0 Working on a new analytics engine — a scant eleven months after the previous 'new analytics...
a year ago
19
a year ago
Working on a new analytics engine — a scant eleven months after the previous 'new analytics engine'. Calling this 3.0 is a bit of a misnomer: most of the code, design, and plumbing from the 2023 redesign is sticking around, just in a more modular format. The goal here is to...
The Pragmatic...
How does ChatGPT work? As explained by the ChatGPT team. For those of us who have not spent the past few years building ChatGPT from the ground up, how does...
a year ago
122
a year ago
For those of us who have not spent the past few years building ChatGPT from the ground up, how does it work? From Evan Morikawa, who leads the Applied engineering team at OpenAI
Applied Cartography
Letters to a Young Bartender Every straight white male is forced, character-creation-screen-style, to choose one overtly...
7 months ago
35
7 months ago
Every straight white male is forced, character-creation-screen-style, to choose one overtly consumptive hobby that in some small part defines their twenties and – God willing — their enduring adulthood. Some choose sourdough; many choose barbecue; I chose mixology. (A...
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...
Notes on software...
Tail call elimination In this post we'll explore what tail calls are, why they are useful, and how they can be eliminated...
over a year ago
18
over a year ago
In this post we'll explore what tail calls are, why they are useful, and how they can be eliminated in an interpreter, a compiler targeting C++, and a compiler targeting LLVM IR. Tail calls A tail call is a function call made at the end of a block that returns the value of the...
Posts on Made of...
Thoughts On Kubernetes I spent a while the last week porting livegrep.com from running directly AWS to running on...
over a year ago
15
over a year ago
I spent a while the last week porting livegrep.com from running directly AWS to running on Kubernetes on Google’s Cloud Platform (specifically, the google container engine, which provisions and manages the cluster for me). I left this experience profoundly enthusiastic about the...
computers are bad
2024-08-31 ipmi I am making steady progress towards moving the Computers Are Bad enterprise cloud to its new home,...
10 months ago
64
10 months ago
I am making steady progress towards moving the Computers Are Bad enterprise cloud to its new home, here in New Mexico. One of the steps in this process is, of course, purchasing a new server... the current Big Iron is getting rather old (probably about a decade!) and here in...
Lighthouse Blog
What is JSON Feed?
2 months ago
Jonas Hietala
Building the GH60 I’ve finally completed my first custom made keyboard. I’m still missing stabilizers and some smaller...
over a year ago
20
over a year ago
I’ve finally completed my first custom made keyboard. I’m still missing stabilizers and some smaller screws to hold it all together but I’ve been using it the last days and I thought I’d share. The hardware Several years ago I joined the geekhack forum and I joined in a few group...
Matt Mullenweg
Boom & Deepseek What an exciting time to be alive. I was hipped to Deepseek by Andrej Kaparthy’s tweet the day after...
5 months ago
57
5 months ago
What an exciting time to be alive. I was hipped to Deepseek by Andrej Kaparthy’s tweet the day after Christmas, it was clear then that something big had happened and that it was truly open source and open weights (not this fake Llama stuff). It’s been fun to see the rest of the...
computers are bad
2023-02-07 secret government telephone numbers Very nearly a year ago, I wrote a popular article about secret military telephone buttons. To be...
over a year ago
87
over a year ago
Very nearly a year ago, I wrote a popular article about secret military telephone buttons. To be clear, the "secret" here was a joke and these buttons are in fact well documented. The buttons I was talking about were the AUTOVON call precedence buttons, used for a five-level...
Willem's Blog
For the love of mini The iPhone Mini has intangible greatness that most folks don't know about: read along for the love...
over a year ago
35
over a year ago
The iPhone Mini has intangible greatness that most folks don't know about: read along for the love of mini!
Louwrentius
Mounting a file system or partition from a disk image You cannot just make a disk copy with dd and then just mount it as a regular disk. You must know...
over a year ago
19
over a year ago
You cannot just make a disk copy with dd and then just mount it as a regular disk. You must know where the partition starts on the disk. So first, you need to get the partition table with sfdisk: sfdisk -l -uS image_file.dd The output is something like: Disk...
Birchtree
Grammarly still bests Writing Tools Adam Engst: Why Grammarly Beats Apple’s Writing Tools for Serious Writers Say I want to proofread...
5 months ago
27
5 months ago
Adam Engst: Why Grammarly Beats Apple’s Writing Tools for Serious Writers Say I want to proofread this paragraph while writing in Lex, which is running in Arc. To invoke Writing Tools, I must select the paragraph, Control-click, and choose Writing Tools > Proofread from the...
Vitalik Buterin's...
Reasons to have higher L1 gas limits even in an L2-heavy Ethereum
4 months ago
Arduino Blog
MKR Keylock is an open-source IoT keypad for your front door The age-old combination of physical locks and keys, although reliable, also comes with a few...
4 months ago
34
4 months ago
The age-old combination of physical locks and keys, although reliable, also comes with a few drawbacks, such as when you lose the key or you want to share access with someone else remotely. Davide Gomba has recognized this and built the MKR Keylock project as a way to address...
Ken Shirriff's blog
Reverse engineering CMOS, illustrated with a vintage Soviet counter chip I recently came across an interesting die photo of a Soviet1 chip, probably designed in the...
a year ago
18
a year ago
I recently came across an interesting die photo of a Soviet1 chip, probably designed in the 1970s. This article provides an introductory guide to reverse-engineering CMOS circuits, using this chip as an example. Although the chip looks like a tangle of lines at first, its large...
Vitalik Buterin's...
The math of when stage 1 and stage 2 make sense
2 months ago
Willem's Blog
Working Offline First Dive into a digital blast from the past and learn how a 15-year-old ThinkPad X200 can revolutionise...
over a year ago
26
over a year ago
Dive into a digital blast from the past and learn how a 15-year-old ThinkPad X200 can revolutionise your workflow – join my cloud-free adventure today!
Willem's Blog
Designing my own watch Last month I received my custom made wristwatch from Switzerland, it is a minimalistic mechanical...
over a year ago
17
over a year ago
Last month I received my custom made wristwatch from Switzerland, it is a minimalistic mechanical annual calendar designed to be understated and true to the metal.
Abishek Muthian
How I run LLMs locally A HN user asked me0 how I run LLMs locally with some specific questions, I’m documenting it here for...
6 months ago
22
6 months ago
A HN user asked me0 how I run LLMs locally with some specific questions, I’m documenting it here for everyone. Before I begin I would like to credit the thousands or millions of unknown artists, coders and writers upon whose work the Large Language Models(LLMs) are trained, often...
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...
Electronics etc…
Setting Up a Symmetricom SyncServer S200 Network Time Protocol Server Introduction What was the SyncServer S200 Supposed to be Used For? IMPORTANT: Use the Right GPS...
12 months ago
119
12 months ago
Introduction What was the SyncServer S200 Supposed to be Used For? IMPORTANT: Use the Right GPS Antenna! The SyncServer S200 Outside and Inside Installing the Missing BNC Connectors Setting Up a SyncServer S200 from Scratch Opening up the SyncServer S200 The SyncServer File...
Birchtree
A personal update on Apple TV+ When Apple TV+ launched just over 5 years ago, it’s fair to say I wasn’t a fan. I thought their...
3 months ago
24
3 months ago
When Apple TV+ launched just over 5 years ago, it’s fair to say I wasn’t a fan. I thought their launch shows were not to my taste, to put it generously. I don’t want to call out any specific show here, but I tried
Birchtree
Hark! A new CGP Grey video! I personally find this argument quite compelling, but I looked up arguments against discontinuing...
2 months ago
17
2 months ago
I personally find this argument quite compelling, but I looked up arguments against discontinuing production of the penny and nickel and they basically revolve around fears around prices rounding up more often than down, creating a tax on those who pay with cash. I'm sympathetic...
Push to Prod
How Would You Design Amazon S3? One of my favorite system design questions from a few years ago and a fascinating thing I learned...
9 months ago
32
9 months ago
One of my favorite system design questions from a few years ago and a fascinating thing I learned while answering it.
Vitalik Buterin's...
Engineering Security Through Coordination Problems
over a year ago
Buck on Software
Vertical Aggregation I’ve written in the past that I think returns for SaaS won’t be as attractive over the next decade.
over a year ago
28
over a year ago
I’ve written in the past that I think returns for SaaS won’t be as attractive over the next decade.
Matt Blewitt
A Love Letter to Giant Robots Ah, giant robots. I grew up thinking they are the coolest things ever, and I still do. My first...
a year ago
14
a year ago
Ah, giant robots. I grew up thinking they are the coolest things ever, and I still do. My first exposure to them was probably through 1994’s BattleTech animated series, where Adam Steiner piloted an AXM-2N Axman, in its frankly ridiculous neon green and purple paint job. And from...
Applied Cartography
Notes on Zed I was late to the VS Code zeitgeist, and as penitence I try to go out of my way to try new editors...
a year ago
18
a year ago
I was late to the VS Code zeitgeist, and as penitence I try to go out of my way to try new editors whenever I see them — which is why this morning I installed Zed, which makes its bones on performance (yay!) and teams functionality (irrelevant for my use cases, but seems...
Birchtree
Perplexity is making a web browser Kyle Wiggers writing for TechCrunch: Perplexity Teases a Web Browser Called Comet “Just like...
4 months ago
24
4 months ago
Kyle Wiggers writing for TechCrunch: Perplexity Teases a Web Browser Called Comet “Just like Perplexity reinvented search, we’re also reinventing the browser,” a Perplexity spokesperson told TechCrunch via email. “Stay tuned for updates.” Exactly one month ago I wrote “I think...
Himanshu Mishra |...
Peeking over what people search on DC IS THIS EVEN POSSIBLE? Well, Yeah. BUT YOU PROBABLY NEED TO BE A DC ADMIN TO GET THIS, NO? Nope....
over a year ago
12
over a year ago
IS THIS EVEN POSSIBLE? Well, Yeah. BUT YOU PROBABLY NEED TO BE A DC ADMIN TO GET THIS, NO? Nope. Anyone can do it. Holy Schnikes!!!! TELL ME…
Computer Ads from...
NCR PC4i Growing with your needs
6 months ago
Applied Cartography
You need to be frictionlog-maxxing Lots of people have spent the past few days discussing the perceived increase in difficulty in...
a year ago
16
a year ago
Lots of people have spent the past few days discussing the perceived increase in difficulty in getting an entry-level programming job relative to the halcyon ZIRP days of yesteryear. I am sympathetic to new grads running into this; I am dismayed that when I ask some [1] of them...
Lighthouse Blog
Updates September 16: Explore all available articles of a feed
9 months ago
Notes on software...
Make your own way Over the years, I have repeatedly felt like I missed the timing for a meetup or an IRC group or...
a year ago
16
a year ago
Over the years, I have repeatedly felt like I missed the timing for a meetup or an IRC group or social media in general. I'd go to a meetup every so often but I'd never make a meaningful connection with people, whereas everyone else knew each other. I'd join an IRC group and...
lcamtuf’s thing
The serious science of trolling LLMs The internet's oldest pastime finally has a purpose -- and it's more serious than AI companies would...
11 months ago
14
11 months ago
The internet's oldest pastime finally has a purpose -- and it's more serious than AI companies would like to admit.
Bryan Braun - Blog
Technology you don’t have to think about “Civilization advances by extending the number of important operations which we can perform without...
3 months ago
34
3 months ago
“Civilization advances by extending the number of important operations which we can perform without thinking about them.” – Alfred North Whitehead Effective technology takes our most time-consuming tasks and moves them into the background so we can focus on other important...
Willem's Blog
Whoop strap review: 24/7 wearable sensor
over a year ago
Louwrentius
ZFS: resilver performance of various RAID schemas When building your own DIY home NAS, it is important that you simulate and test drive failures...
over a year ago
19
over a year ago
When building your own DIY home NAS, it is important that you simulate and test drive failures before you put your important data on it. It makes sense to know what to do in case a drive needs to be replaced. I also recommend putting a substantial amount of data on your NAS and...
Birchtree
Apple’s 2024 report card: the Mac 💻 This is the third in a series of posts reviewing Apple’s 2024 across their major product lines. I...
6 months ago
53
6 months ago
This is the third in a series of posts reviewing Apple’s 2024 across their major product lines. I did this last year and you can read last year’s Mac report card here. MacBook Pro The MacBook Pro continues to get a relentless stream of updates, as
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...
Louwrentius
Example of a home networking setup with VLANs Updated October 24, 2012, see below. This post is a description of my home network setup based on...
over a year ago
61
over a year ago
Updated October 24, 2012, see below. This post is a description of my home network setup based on gigabit ethernet. I did a non-standard trick with VLANs that may also be of interest to other people. I'm going to start with a diagram of the network. Just take a look (click to...
Notes on software...
Bootloader basics I spent a few days playing around with bootloaders for the first time. This post builds up to a text...
over a year ago
22
over a year ago
I spent a few days playing around with bootloaders for the first time. This post builds up to a text editor with a few keyboard shortcuts. I'll be giving a virtual talk based on this work at Hacker Nights on Jan 27. There are a definitely bugs. But it's hard to find...
Arduino Blog
Meet Pico: A smart companion robot with vision Drawing upon the design and behaviors of the BD-1 droid from Star Wars, Mateo of the YouTube channel...
a month ago
13
a month ago
Drawing upon the design and behaviors of the BD-1 droid from Star Wars, Mateo of the YouTube channel MateoTechLab has adapted it into a shoulder-mounted animatronic named “Pico” that can constantly interact with the wearer. All movement, sound generation, and lighting are handled...
Birchtree
Netflix accidentally gave us something nice Chris Welch writing for The Verge: Netflix Says Its Brief Apple TV App Integration Was a...
4 months ago
25
4 months ago
Chris Welch writing for The Verge: Netflix Says Its Brief Apple TV App Integration Was a Mistake Considering the trajectory of 2025 so far, perhaps we should’ve known that Netflix finally playing nice with the Apple TV app was too good to be true. And now the streaming
Notes on software...
Writing a simple JSON parser Writing a JSON parser is one of the easiest ways to get familiar with parsing techniques. The format...
over a year ago
26
over a year ago
Writing a JSON parser is one of the easiest ways to get familiar with parsing techniques. The format is extremely simple. It's defined recursively so you get a slight challenge compared to, say, parsing Brainfuck; and you probably already use JSON. Aside from that last point,...
Abishek Muthian
My experience with Fitbit Charge HR — numbness, tingling and pain Disclaimer : I have limb deformities, but my deformities haven’t been an issue with any wrist based...
over a year ago
14
over a year ago
Disclaimer : I have limb deformities, but my deformities haven’t been an issue with any wrist based gadget in the past. Especially in the non-dominant hand, apart from it being stunted I haven’t faced restrictions to daily activities due to my disabilities. But I’m open to the...
Willem's Blog
Helping people with free software This week I helped a man with repairing and reinstalling his computer with Debian GNU/Linux.
over a year ago
Abishek Muthian
Projects Hi I'm Abishek Muthian, an indie, I write code to solve problems in health and build tools for...
6 months ago
16
6 months ago
Hi I'm Abishek Muthian, an indie, I write code to solve problems in health and build tools for indies to create sustainable income. Bone Health Tracker Track your bone health, Monitor the progress of your treatments. Memory Hammer What if you can remember everything you see,...
Birchtree
The tale of Narcissus Ted Gioia: What's Happening to Students? I’m dumbfounded when I hear ‘experts’ claim that phones are...
3 months ago
25
3 months ago
Ted Gioia: What's Happening to Students? I’m dumbfounded when I hear ‘experts’ claim that phones are not the problem. Like tobacco companies—whose hired experts long denied the connection between smoking and cancer—they say that “correlation does not prove causation.
Abishek Muthian
Accessibility hack for keyboard and trackpad I keep my soft RPi keyboard rested at angle on the close laptop which itself is at an angle on a...
over a year ago
12
over a year ago
I keep my soft RPi keyboard rested at angle on the close laptop which itself is at an angle on a laptop stand. This helps me to rest my wrists rest flat on the table while typing on the keyboard. But the trackpad (wacom) sits flat on the table causing me to reach out a bit and...
./techtipsy
My blog successfully survived a scheduled power outage I had the opportunity to test the resiliency of my home server setup due to a scheduled power outage...
10 months ago
88
10 months ago
I had the opportunity to test the resiliency of my home server setup due to a scheduled power outage on 2024-09-13. It was also Friday the 13th. I’m not superstitious, but I’m a little stitious. My setup usually consists of the home server, a Wifi AP/router combo box, a converter...
Good Enough
Having Trouble Getting Started? Pair Up! A body at rest tends to stay at rest, and a body in motion tends to stay in motion, unless acted on...
a year ago
23
a year ago
A body at rest tends to stay at rest, and a body in motion tends to stay in motion, unless acted on by a net external force. Sir Isaac Newton I often find that just getting started is the hardest part of doing something. This is especially true when the project is large or...
Willem's Blog
Collecting health data with Biostrap Wearing a clinical-grade PPG sensor for a month to collect advanced biometrics from my wrist.
over a year ago
Yazin Alirhayim
The Meem app: it sucks If you’re a “digital only” bank like Meem, the app your customers use is all they see: it’s like a...
over a year ago
17
over a year ago
If you’re a “digital only” bank like Meem, the app your customers use is all they see: it’s like a virtual 🏦 branch. That’s fitting, because you know what my impression of meem is as a user? When I open up their app, it feels like walking into a crowded butcher shop, with...
Home on Erik...
I'm featured in Mashable This article from today in Mashable describes some of the fun stuff I get to work with: Erik...
over a year ago
14
over a year ago
This article from today in Mashable describes some of the fun stuff I get to work with: Erik Bernhardsson is technical lead at Spotify, where he helped to build a music recommendation system based on large-scale machine learning algorithms, mainly matrix factorization of big...
Arduino Blog
Project Hub’s new featured pages are your gateway to inspiration! Arduino’s Project Hub is more than just a platform; it’s a vibrant community where members share...
a year ago
63
a year ago
Arduino’s Project Hub is more than just a platform; it’s a vibrant community where members share their ideas and achievements, contributing to our knowledge base and inspiring everyone to make, learn, and try something new. With close to 5,400 projects, including tutorials,...
Abishek Muthian
I was told, I would become quadriplegic Tingling on the side of the face during tasks involving intense cognition was my first...
over a year ago
13
over a year ago
Tingling on the side of the face during tasks involving intense cognition was my first symptom. Nature of my job involves regular problem solving of various degree, on certain occasions there was a halting tingling sensation on the right side of my face to the end of lower...
lcamtuf’s thing
The Afterlife AGENT: I am prescribing vardenafil 5 mg for you.
4 months ago
Louwrentius
Achieving 450 MB/s network file transfers using Linux Bonding Linux Bonding In this article I'd like to show the results of using regular 1 Gigabit network...
over a year ago
33
over a year ago
Linux Bonding In this article I'd like to show the results of using regular 1 Gigabit network connections to achieve 450 MB/s file transfers over NFS. I'm again using Linux interface bonding for this purpose. Linux interface bonding can be used to create a virtual network...
Birchtree
A quick, incomplete thought about Squid Game 2 This one thing about Squid Game really sticks in my craw…
6 months ago
Vitalik Buterin's...
Scaling Ethereum L1 and L2s in 2025 and beyond
5 months ago
Arduino Blog
How to use vintage LED bubble displays with your Arduino If you want to add a display to your Arduino project, the easiest solution will likely be an LCD or...
7 months ago
58
7 months ago
If you want to add a display to your Arduino project, the easiest solution will likely be an LCD or OLED screen. But though those are affordable and work really well, they may not provide the vibe you’re looking for. If you want a more vintage look, Vaclav Krejci has a great...
Greater Still by...
Making the Internet Alive Again The Internet is changing. Are we changing, too?
a year ago
The New Oil
Cybersecurity 101: A Guide to Staying Safe Online
7 months ago
Arduino Blog
MicroPython programming on Arduino just got easier If you’ve been exploring MicroPython on Arduino, you already know how powerful and flexible this...
5 months ago
42
5 months ago
If you’ve been exploring MicroPython on Arduino, you already know how powerful and flexible this Python-based language can be for microcontroller programming. Whether you’re a pro or just starting out, MicroPython opens up a new world of quick prototyping and clean, readable...
Odds and Ends of...
AI is going to break how schools work – but that will be good The awkward reality the government seems scared to talk about
5 months ago
Applied Cartography
Naughty vs. nice I love this bit from Paul Graham on pattern-matching founders: Though the most successful founders...
4 months ago
30
4 months ago
I love this bit from Paul Graham on pattern-matching founders: Though the most successful founders are usually good people, they tend to have a piratical gleam in their eye. They're not Goody Two-Shoes type good. Morally, they care about getting the big questions right, but not...
computers are bad
2023-04-27 los alamos - compound to county pt I This weekend, I found myself staying in Los Alamos for a volunteer role in which I judge children on...
over a year ago
84
over a year ago
This weekend, I found myself staying in Los Alamos for a volunteer role in which I judge children on the quality of their software. Clearly this is not the kind of opportunity I would turn down, but I also always take an excuse to drive back up the hill. I only lived in Los...
Ken Shirriff's blog
Inside the mechanical Bendix Air Data Computer, part 5: motor/tachometers The Bendix Central Air Data Computer (CADC) is an electromechanical analog computer that uses gears...
a year ago
15
a year ago
The Bendix Central Air Data Computer (CADC) is an electromechanical analog computer that uses gears and cams for its mathematics. It was a key part of military planes such as the F-101 and the F-111 fighters, computing airspeed, Mach number, and other "air data". The rotating...
Applied Cartography
Linear I invited nickd to join our Linear instance yesterday, which reminded me that I had a slew of notes...
6 months ago
55
6 months ago
I invited nickd to join our Linear instance yesterday, which reminded me that I had a slew of notes I wanted to publish on our own experience of migrating from GitHub Issues to Linear, and some reflections on it as a product now that we've been using it for a few months. One...
Home on Erik...
Music recommendations using cover images (part 1) Scrolling through the Discover page on Spotify the other day it occurred to me that the album is in...
over a year ago
15
over a year ago
Scrolling through the Discover page on Spotify the other day it occurred to me that the album is in fact a fairly strong visual proxy for what kind of content you can expect from it. I started wondering if the album cover can in fact be used for recommendations.
Posts on Made of...
How I Write Tests The longer I spend as a software engineer, the more obsessive I get about testing. I fully subscribe...
over a year ago
16
over a year ago
The longer I spend as a software engineer, the more obsessive I get about testing. I fully subscribe to the definition of legacy code as “code without an automated test suite.” I’m convinced that the best thing you can do to encourage fast progress in a test suite is to design...
Posts on Made of...
Running Tensorflow on AWS GPUs I’ve been spending some time learning deep learning and tensorflow recently, and as part of that...
over a year ago
14
over a year ago
I’ve been spending some time learning deep learning and tensorflow recently, and as part of that project I wanted to be able to train models using GPUs on EC2. This post contains some notes on what it took to get that working. As many people have commented, the environment setup...
Lighthouse Blog
Updates December 15: Rebranding to Lighthouse and complete redesign
a year ago
Home on Erik...
More Luigi: Presentation from OSCON I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about...
over a year ago
15
over a year ago
I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about Luigi: Next week I'm presenting at the NYC Predictive Analytics meetup together with Blake Shaw from Foursquare.
Arduino Blog
Export data from Arduino Cloud to AWS S3 Managing your IoT data just got a whole lot easier — Arduino Cloud, now lets you send your time...
6 months ago
50
6 months ago
Managing your IoT data just got a whole lot easier — Arduino Cloud, now lets you send your time series data straight to AWS S3. With this seamless connection, organizing and analyzing your data is a breeze. In case you don’t know, Arduino Cloud is a robust, integrated platform...
./techtipsy
The absolute state of Bluetooth audio in 2022 I have the Sony WH-1000XM3 headphones. They’re good for consuming content. Audio calls with your...
over a year ago
51
over a year ago
I have the Sony WH-1000XM3 headphones. They’re good for consuming content. Audio calls with your colleagues? Forget about it. This is the setup I have to go with, and it has all to do with how Bluetooth works. Your options with Bluetooth headsets are the following: high quality...
./techtipsy
I tried out the CyberPower UT650EG UPS After some spicy feedback to my post where a ThinkPad T430 acted as a server, I decided to try out...
over a year ago
75
over a year ago
After some spicy feedback to my post where a ThinkPad T430 acted as a server, I decided to try out one UPS that was recommended on the basis of it being much more power efficient compared to the APC UPS that I previously ran. That UPS? CyberPower UT650EG. Why switch out a...
Never Met a Science
A View on the Job Market for Computational Social Science and some professional news...
a year ago
Arduino Blog
Amassing a mobile Minion militia Channeling his inner Gru, YouTuber Electo built a robotic minion army to terrorize and amuse the...
10 months ago
65
10 months ago
Channeling his inner Gru, YouTuber Electo built a robotic minion army to terrorize and amuse the public in local shopping malls. Building one minion robot is, in theory, pretty straightforward. That is especially true when, like these, that robot isn’t actually bipedal and...
Louwrentius
Benchmark results of Random I/O performance of different RAID levels Introduction I have performed some benchmarks to determine how different RAID levels perform when...
over a year ago
17
over a year ago
Introduction I have performed some benchmarks to determine how different RAID levels perform when handling a 100% random workload of 4K requests. This is a worst-case scenario for almost every storage subsystem. Normal day-to-day workloads may not be that harsh in a real-life...
Jorge Arango
Humanities Crash Course: Week 3 I’m undertaking a year-long crash course in the humanities. These are my notes for week 3. Following...
5 months ago
64
5 months ago
I’m undertaking a year-long crash course in the humanities. These are my notes for week 3. Following Ted Gioia’s curriculum, this week I read the remainder of the Odyssey. On the audiovisual front, I watched a movie that made me think differently about the poem’s...
Odds and Ends of...
Odds and Ends #65: Economic growth is core to a progressive agenda Plus the terrifying story of what actually happened to Boeing's Starliner capsule, and a terrible...
3 months ago
Computer Ads from...
Apple IIe and IIc Design Manager Peter Quinn Interviewed by BYTE's Gregg Williams A behind-the-scenes look at the development of the Apple IIe and IIc.
a year ago
Posts on Made of...
amd64 and va_arg A while back, I was poking around LLVM bugs, and discovered, to my surprise, that LLVM doesn’t...
over a year ago
18
over a year ago
A while back, I was poking around LLVM bugs, and discovered, to my surprise, that LLVM doesn’t support the va_arg intrinsic, used by functions to accept multiple arguments, at all on amd64. It turns out that clang and llvm-gcc, the compilers that backend to LLVM, have their own...
Opsbros
WarGames Clock If you haven't seen the WarGames movie, do yourself a favour and go watch it right now. If you have,...
2 months ago
12
2 months ago
If you haven't seen the WarGames movie, do yourself a favour and go watch it right now. If you have, then you know just how awesome it is. One part, as a kid, I always thought was awesome was the WOPR computer. A key scene in the WarGames
Lighthouse Blog
How to manually add content to read it later
a year ago
Arduino Blog
This Kenyan engineer modernizes vintage cars with a custom ECU and EFI upgrades The automotive industry’s switch from carburetion to fuel injection was one of the most effective...
9 months ago
59
9 months ago
The automotive industry’s switch from carburetion to fuel injection was one of the most effective advancements of the 20th century. Electronic fuel injection allows for precise control over an internal combustion engine’s air-fuel mixture, which dramatically improves fuel...
Vitalik Buterin's...
[Mirror] Cantor was Wrong: debunking the infinite set hierarchy
over a year ago
Posts on Made of...
New Blog Location I finally got fed up with Blogger, and am moving this blog to live on Wordpress hosted off of...
over a year ago
15
over a year ago
I finally got fed up with Blogger, and am moving this blog to live on Wordpress hosted off of scripts.mit.edu. In the process of converting everything over and setting up Wordpress I’ve decided I hate it, but hopefully I hate it less than I hate Blogger. We’ll see. I’ve also...
Vitalik Buterin's...
Plurality philosophy in an incredibly oversized nutshell
10 months ago
The Pragmatic...
Klarna’s AI chatbot: how revolutionary is it, really? Klarna launched its AI chatbot, built in collaboration with OpenAI, which the company wants to use...
11 months ago
101
11 months ago
Klarna launched its AI chatbot, built in collaboration with OpenAI, which the company wants to use to eliminate 2/3rds of customer support positions. But is it as revolutionary, and as likely to replace jobs, as Klarna claims?
Jonas Hietala
2019 in Review As is tradition a quick rundown of the year is due. It’s been good to do as it makes me reflect on...
over a year ago
14
over a year ago
As is tradition a quick rundown of the year is due. It’s been good to do as it makes me reflect on the past year, and see that I did indeed do some things, and to look ahead a little. 2019 Non-Geek Achievements Played around with Isidor. It’s hard to describe how happy a kid can...
Gwern.net Newsletter
Jan 2021 Gwern.net Newsletter January 2021 gwern.net newsletter with links on AI scaling up and down.
over a year ago
Vitalik Buterin's...
預測市場:一個選舉小故事(2021年 二月)
over a year ago
Birchtree
The VR market shrunk yet again in 2024 Counterpoint Research: Global VR Market Declines 12% YoY in 2024; ‘AR+AI’ Smart Glasses to Take...
3 months ago
25
3 months ago
Counterpoint Research: Global VR Market Declines 12% YoY in 2024; ‘AR+AI’ Smart Glasses to Take Centre Stage in 2025 Global VR headset shipments fell 12% YoY in 2024, marking their third consecutive year of declines due to the continued weak consumer demand. This is actually...
Louwrentius
Visual representation of hard drives and their temperature If you build a NAS with many drives, it may be of interest to you which drives get hot and where...
over a year ago
13
over a year ago
If you build a NAS with many drives, it may be of interest to you which drives get hot and where they are located in the chassis. My Norco 4020 case has twenty drives in RAID 6, plus two operating system drives in RAID 1. I wrote a script that shows me the temperature of each...
Applied Cartography
Content debt There’s a nascent trend of releasing ostensibly-private material (changelogs, public wikis,...
a year ago
17
a year ago
There’s a nascent trend of releasing ostensibly-private material (changelogs, public wikis, handbooks, etc.) to the public as a bit of a marketing push. This is essentially a form of debt, to the extent that you’re taking a lump-sum payment now in exchange for the implicit cost...
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
computers are bad
2023-10-09 prolific counterfeiting I'm working on a side project right now, one of several, which involves telematics devices...
a year ago
106
a year ago
I'm working on a side project right now, one of several, which involves telematics devices (essentially GPS trackers with i/o) from a fairly reputable Chinese manufacturer. The device is endlessly configurable and so, like you see with a lot of radios, it has a UART for...
Odds and Ends of...
Reels are destroying our brains and I hate them It's time for a new moral panic
2 months ago
latest projects -...
Simsim Pendant [Concept] Mercurial Medallion
a year ago
Christian Selig
Using PHPickerViewController Images in a Memory-Efficient Way PHPickerViewController is (in my opinion) one of the more exciting parts of iOS 14. We developers...
over a year ago
50
over a year ago
PHPickerViewController is (in my opinion) one of the more exciting parts of iOS 14. We developers now have a fully-fledged photo picker that we can just use, rather than having to spend a bunch of our time creating our own (much like SFSafariViewController did for developers and...
Jonas Hietala
The T-34/1 keyboard layout This is the revision of the T-34 keyboard layout that I use as my primary driver. I’ve used this...
over a year ago
20
over a year ago
This is the revision of the T-34 keyboard layout that I use as my primary driver. I’ve used this particular version without any major changes for almost 3 months, so I’d say it’s a good improvement over the last revision. There are two large changes from T-34/0: swapping o and...
Vitalik Buterin's...
[Mirror] Quadratic Arithmetic Programs: from Zero to Hero
over a year ago
Jorge Arango
Traction Heroes Ep. 2: Unprecedented In episode 2 of the Traction Heroes podcast, Harry shared an extreme personal experience in service...
5 months ago
42
5 months ago
In episode 2 of the Traction Heroes podcast, Harry shared an extreme personal experience in service to exploring the question: How can we act skillfully in unfamiliar circumstances? I considered adding a trigger warning – Harry’s story made me wince. That said, we landed in a...
Matt Mullenweg
Rhino Dehorning Yesterday in the African bush was great, I saw giraffes, zebras, warthogs, leopard turtles,...
9 months ago
26
9 months ago
Yesterday in the African bush was great, I saw giraffes, zebras, warthogs, leopard turtles, elephants. Today wasn’t great: I witnessed a rhino shot with a tranquilizer from a helicopter, then it was held down, had its horns cut off, and then shaved down. I have some photos 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...
Birchtree
Say hello to another Quick Stuff app Another day, another little app on Quick Stuff: Markdown Converter. This one also solves a personal...
3 months ago
20
3 months ago
Another day, another little app on Quick Stuff: Markdown Converter. This one also solves a personal need I have, which is that I write the show notes for my podcast in Markdown, but I need to put them in my podcast host as HTML and my co-host Chris needs them
Home on Erik...
Fun with trigonometry: the world's most twisted coastline I just spent a few days in Italy, on the Ligurian coast. Even though we were on the west side of...
over a year ago
14
over a year ago
I just spent a few days in Italy, on the Ligurian coast. Even though we were on the west side of Italy, the Mediterranean sea was to the east, because the house was situated on a long bay.
OH8HUB’s Substack
Spring day ham radio activation in Hiastinlahti, Finland Hiastinlahti is a bay where river Iijoki flows into Bothnian Bay, the northernmost part of Gulf of...
over a year ago
98
over a year ago
Hiastinlahti is a bay where river Iijoki flows into Bothnian Bay, the northernmost part of Gulf of Bothnia. This area is a Nature 2000 nature reserve area and good spot for bird watching. The area has a two kilometer long nature trail with fireplace, lean-to and toilet. From the...
Jorge Arango
Humanities Crash Course Week 6: Herodotus Week 6 of my humanities crash course included four books from Herodotus’s Histories and Plato’s...
5 months ago
42
5 months ago
Week 6 of my humanities crash course included four books from Herodotus’s Histories and Plato’s Symposium. I also listened to gorgeous music from exotic (to me) ports of call, learned about Persian art and architecture, and watched a new documentary about René...
Engineers Need Art
VPX Scripting - Part 4 (Pet Sounds) Teacher's Pet gets new sounds in this post in a series about scripting Visual Pinball tables.
a year ago
Willem's Blog
Backup Rotation Scheme Learn about the rsync-backup-rotator tool that helps you automatically rotate backups using rsync,...
a year ago
20
a year ago
Learn about the rsync-backup-rotator tool that helps you automatically rotate backups using rsync, creating and maintaining multiple recovery points from your backups.
Old Vintage...
See Jane 128 by Arktronics run (featuring Magic Desk, 3-Plus-1 and the Thomson MO5) "Look," says Jane. "I'm a computer program. Run, computer program, run." Commodore 128DCR is the...
2 weeks ago
14
2 weeks ago
"Look," says Jane. "I'm a computer program. Run, computer program, run." Commodore 128DCR is the best 8-bit computer Commodore ever made: built-in 1571 disk drive, burst mode serial, detachable keyboard, 2MHz operation, separate 40 and 80 column video, CP/M option, a powerful...
Birchtree
The Vision Pro one year later: this product just ain’t for me If you enjoy your Vision Pro, don't let this post imply that i think you're wrong to enjoy it. This...
5 months ago
32
5 months ago
If you enjoy your Vision Pro, don't let this post imply that i think you're wrong to enjoy it. This is a personal blog with my personal experiences, not some neutral outlet trying to assign an objective score to each product. It’s been one
Jonas Hietala
IDA Summer of Code 2014 IDA Summer of Code is Linköping University’s response to Google Summer of Code. Students can send in...
over a year ago
16
over a year ago
IDA Summer of Code is Linköping University’s response to Google Summer of Code. Students can send in a project of their choice and if selected they get paid to work on it for 4 weeks during the summer. In return the university get to show off the students and their projects in...
Matt Mullenweg
AI Site Builder The long-anticipated “Big Sky” AI site builder on WordPress.com went live today. It combines several...
3 months ago
38
3 months ago
The long-anticipated “Big Sky” AI site builder on WordPress.com went live today. It combines several models and can create logos, site designs, typography, color schemes, and content. It’s an entirely new way to interact with and edit a brand-new or existing WordPress site. This...
Computer Ads from...
MicroTimes Interviews Jim Clark from Mosaic Communications (1994) They discuss how to commercialize the internet.
3 months ago
computers are bad
2025-04-18 white alice When we last talked about Troposcatter, it was Pole Vault. Pole Vault was the first troposcatter...
2 months ago
26
2 months ago
When we last talked about Troposcatter, it was Pole Vault. Pole Vault was the first troposcatter communications network, on the east coast of Canada. It would not be alone for long. By the time the first Pole Vault stations were complete, work was already underway on a similar...
Elevation Lab - Blog
Introducing TagVault Strap for AirTag Having DSLR cameras stolen, having gear bags stolen, we wanted a hard-core AirTag mount to mount to...
over a year ago
14
over a year ago
Having DSLR cameras stolen, having gear bags stolen, we wanted a hard-core AirTag mount to mount to them and to be discreet. So we took our much loved TagVault Pet waterproof AirTag case, over engineered to take abuse from large dogs, and gave it all matte black hardware so it...
Toni Lijic
On Design and Chemistry How I transitioned from chemistry to design, and back again.
10 months ago
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...
watchTowr Labs
The Best Security Is When We All Agree To Keep Everything Secret (Except The Secrets) - NAKIVO... As an industry, we believe that we’ve come to a common consensus after 25 years of circular debates...
4 months ago
34
4 months ago
As an industry, we believe that we’ve come to a common consensus after 25 years of circular debates - disclosure is terrible, information is actually dangerous, it’s best that it’s not shared, and the only way to really to ensure that no one ever
Notes on software...
Writing a SQL database, take two: Zig and RocksDB For my second project while learning Zig, I decided to port an old, minimal SQL database project...
over a year ago
17
over a year ago
For my second project while learning Zig, I decided to port an old, minimal SQL database project from Go to Zig. In this post, in ~1700 lines of code (yes, I'm sorry it's bigger than my usual), we'll create a basic embedded SQL database in Zig on top of RocksDB. Other than the...
Vitalik Buterin's...
The Most Important Scarce Resource is Legitimacy
over a year ago
Arduino Blog
Meet Real Robot One V2: A mini DIY industrial robot arm Started in 2022 as an exploration of what’s possible in the field of DIY robotics, Pavel Surynek’s...
12 months ago
70
12 months ago
Started in 2022 as an exploration of what’s possible in the field of DIY robotics, Pavel Surynek’s Real Robot One (RR1) project is a fully-featured 6+1-axis robot arm based on 3D-printed parts and widely available electronics. The initial release was constructed with PETG...
Arduino Blog
A lightweight file server running entirely on an Arduino Nano ESP32 Home file servers can be very useful for people who work across multiple devices and want easy...
4 months ago
34
4 months ago
Home file servers can be very useful for people who work across multiple devices and want easy access to their documents. And there are a lot of DIY build guides out there. But most of them are full-fledged NAS (network-attached storage) devices and they tend to rely on...
Louwrentius
Linode hacked: thoughts about cloud security I bought a Linode VPS for private usage just after the report that Linode had reset all passwords of...
over a year ago
13
over a year ago
I bought a Linode VPS for private usage just after the report that Linode had reset all passwords of existing users regarding the Linode management console. Resetting passwords is not something you do when under a simple attack such as a DDOS attack. Such a measure is only taken...
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!
Willem's Blog
I see dead people This may be Apple Vision Pro's killer feature, enabling you to see dead people: augmenting old...
10 months ago
15
10 months ago
This may be Apple Vision Pro's killer feature, enabling you to see dead people: augmenting old photos into lifelike representations.
Electronics etc…
Zephyr Ravenna Control Board Replacement Blog post that probably has an audience of one, myself. Introduction Zephyr Ravenna - Confusing...
a year ago
167
a year ago
Blog post that probably has an audience of one, myself. Introduction Zephyr Ravenna - Confusing Information Two PCBs - Control Board & Switch Assembly Switch of the Breaker!!! Glass Canopy Removal Duct Cover Removal Swapping the Control...
latest projects -...
Robot Slide Whistle Orchestrion [Hardware] Army of Robot Slide Whistles
a year ago
Arduino Blog
A stroopwafel doneness detection device If you’re lucky enough to visit the Netherlands and you order a hot drink, you’ll likely be given a...
a year ago
82
a year ago
If you’re lucky enough to visit the Netherlands and you order a hot drink, you’ll likely be given a sweet treat as well. That is a stroopwafel, a crispy little waffle-syrup sandwich that the Dutch like to rest on top of their drink so that the rising heat will soften the pastry....
Arduino Blog
7 powerful ways to integrate Collaborative Coding into education with the Arduino Cloud Collaborative coding in education can be a game-changer for students, providing them with real-world...
8 months ago
48
8 months ago
Collaborative coding in education can be a game-changer for students, providing them with real-world skills in communication, teamwork, and problem-solving. With the new collaborating coding feature of the Arduino Cloud, students can collaborate in real time on coding projects,...
Odds and Ends of...
Odds and Ends #45: Deliverism, blasphemy and selfies from space Plus the best Minecraft-themed political deepfake you'll see today
7 months ago
Birchtree
Ghostty is the hot new terminal and it’s out now Ghostty is a hip new terminal from Mitchell Hashimoto, who he described in October’s Ghostty 1.0 Is...
6 months ago
45
6 months ago
Ghostty is a hip new terminal from Mitchell Hashimoto, who he described in October’s Ghostty 1.0 Is Coming: With Ghostty, I set out to build a terminal emulator that was fast, feature-rich, and had a platform-native GUI while still being cross-platform. I believe Ghostty 1.0...
./techtipsy
The simplicity of the modulo operator: how I scaled an inefficient solution on a legacy system Your service cannot process events fast enough during peak hours. There is no obvious quick and...
a year ago
101
a year ago
Your service cannot process events fast enough during peak hours. There is no obvious quick and dirty fix. Refactoring would take ages. People have been unhappy for a while now. What the hell do you do? Background I had the pleasure of working with a legacy backend system...
Birchtree
El Salvador gives up on Bitcoin The Tico Times: El Salvador Abandons Bitcoin as Legal Tender After Failed Experiment Bitcoin was...
5 months ago
26
5 months ago
The Tico Times: El Salvador Abandons Bitcoin as Legal Tender After Failed Experiment Bitcoin was never used by most Salvadorans, its modern city was never built, and now it will cease to be legal tender in El Salvador, the first country in the world to adopt it in 2021: a
Home on Erik...
Deep learning for… Go This is the last post about deep learning for chess/go/whatever. But this really cool paper by...
over a year ago
21
over a year ago
This is the last post about deep learning for chess/go/whatever. But this really cool paper by Christopher Clark and Amos Storkey was forwarded to me by Michael Eickenberg. It's about using convolutional neural networks to play Go.
Notes on software...
Writing a SQL database from scratch in Go: 2. binary expressions and WHERE filters Previously in database basics: 1. SELECT, INSERT, CREATE and a REPL 3. indexes 4. a...
over a year ago
14
over a year ago
Previously in database basics: 1. SELECT, INSERT, CREATE and a REPL 3. indexes 4. a database/sql driver In this post, we'll extend gosql to support binary expressions and very simple filtering on SELECT results via WHERE. We'll introduce a general mechanism...
Applied Cartography
Notes from April Welcome to spring, bona fide and humid. Lots of writing this month: I wrote about spending the past...
a year ago
16
a year ago
Welcome to spring, bona fide and humid. Lots of writing this month: I wrote about spending the past two years as an independent technologist. On the media side of things: brief words on Murderville (meh), The Parallax View (incredible), This is Personal (meh), Cribsheet...
Vitalik Buterin's...
What I would love to see in a wallet
7 months ago
Jorge Arango
Humanities Crash Course Week 5: Eudaemonia In week 5 of my humanities crash course, I read Aristotle’s Nicomachean Ethics and Poetics. I also...
5 months ago
31
5 months ago
In week 5 of my humanities crash course, I read Aristotle’s Nicomachean Ethics and Poetics. I also listened to more Bach, looked at Italian Baroque sculpture, and watched a classic – if somewhat boring – movie. Getting through it despite the difficulties was part of the...
./techtipsy
Why I went back to using a ThinkPad from 2012 This post is inspired by this article from the Low-tech Magazine. I highly recommend giving that a...
over a year ago
61
over a year ago
This post is inspired by this article from the Low-tech Magazine. I highly recommend giving that a read as well! Over my lifetime, I’ve used a bunch of different computers, mainly due to new ideas and requirements popping into my mind every time I’m content with my current setup....
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...
Arduino Blog
ThermoGrasp brings thermal feedback to virtual reality Imagine playing Half-Life: Alyx and feeling the gun heat up in your hand as you take down The...
9 months ago
48
9 months ago
Imagine playing Half-Life: Alyx and feeling the gun heat up in your hand as you take down The Combine. Or operating a robot through augmented reality and feeling coldness on your fingers when you get close to exceeding the robot’s limits. A prototype device called ThermoGrasp...
Computer Ads from...
Sundial Systems' Relish The Premier Workplace Shell Calendar, Phone Book, To Do List, and Program Runner, too
9 months ago
watchTowr Labs
Check Point - Wrong Check Point (CVE-2024-24919) Gather round, gather round - it’s time for another blogpost tearing open an SSLVPN appliance and...
a year ago
17
a year ago
Gather round, gather round - it’s time for another blogpost tearing open an SSLVPN appliance and laying bare a recent in-the-wild exploited bug. This time, it is Check Point who is the focus of our penetrative gaze. Check Point, for those unaware, is the vendor responsible for...
Abishek Muthian
Memory and Mental Health It's been known for a while that depression can cause us to not remember finer details of an past...
over a year ago
13
over a year ago
It's been known for a while that depression can cause us to not remember finer details of an past event (or) even cause forgetfulness of future events. But while depressed, We have no dearth of negative thoughts and memories i.e. Rumination. Since rumination weakens our cognitive...
Jonas Hietala
The great Hochstapler Hey there. A lot has happened lately since my last update and my last game here. I’m now a pretty...
over a year ago
12
over a year ago
Hey there. A lot has happened lately since my last update and my last game here. I’m now a pretty happy student at Linköpings university and I’m reading something similar to Computer Science or Computer engineering, but I guess it’ll become whatever you make it to be. For...
Engineers Need Art
VPX Scripting - Part 1 (Teacher's Pet) The first in a series of posts about scripting Visual Pinball tables.
a year ago
latest projects -...
World's Smallest Molecules [Misc] If ever I had a complaint about molecule models, it's that they're too big.
2 months ago
Louwrentius
Script that shows ETA of RAID rebuild / reshape I made a small script that converts the output of cat /proc/mdstat to an actual date and time...
over a year ago
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...
Applied Cartography
Use Rails I have a good number of people ask me what software stack they should use. I always have a two-part...
a year ago
18
a year ago
I have a good number of people ask me what software stack they should use. I always have a two-part answer: Use what you're familiar with. If there's something that you've spent a good amount of time using, stick with that one. Rails. People are usually surprised when I say this...
Louwrentius
The iPad will be the death of Flash So Apple finally released their tablet computer: the iPad. One of the most debated drawbacks is that...
over a year ago
18
over a year ago
So Apple finally released their tablet computer: the iPad. One of the most debated drawbacks is that it lacks support for Adobe Flash. The iPhone does not support Flash either, and since the iPad is based on the iPhone OS, this should not come as a surprise. Now many people see...
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...
./techtipsy
Cool projects This is an unsorted list of projects that really cool and neat. Chromebook cluster someone took...
a year ago
95
a year ago
This is an unsorted list of projects that really cool and neat. Chromebook cluster someone took some old Chromebooks, stripped them down and built a cluster. I love this kind of jank!
Odds and Ends of...
Odds and Ends #55: The left needs to learn to love AI Plus Waymo's masterplan, life on a container ship, and the one guy responsible for slowing down road...
5 months ago
Odds and Ends of...
Listen to The Abundance Agenda A new podcast about growth and progress
4 months ago
Birchtree
2025: The year of fitness (members post) 2025 is upon us and my goals for the new year are very clear: I need to get my fitness in order....
6 months ago
35
6 months ago
2025 is upon us and my goals for the new year are very clear: I need to get my fitness in order. Here's the plan…
Birchtree
My job doesn't need to exist? Rands: The Product Engineer You don’t need Product Managers. There. I said it. As someone who just...
3 months ago
27
3 months ago
Rands: The Product Engineer You don’t need Product Managers. There. I said it. As someone who just moved into a product management role, you had best believe this line caught my eye. 👀 The post makes some reasonable arguments, although I think a lot of it is an
Home on Erik...
Iterate or die Here's a conclusion I've made building consumer products for many years: the speed at which a...
over a year ago
14
over a year ago
Here's a conclusion I've made building consumer products for many years: the speed at which a company innovates is limited by its iteration speed. I don't even mean throughput here. I just mean the cycle time.
Computer Ads from...
Ergotron's MacTilt MacTilt is the Solution
7 months ago
Willem's Blog
Inspiration from a child Explore the world together with your kids and reap the rewards of adventure and fun!
over a year ago
Arduino Blog
An Arduino-powered robotic ukulele that plays itself The ukulele has a bit of a reputation for being quaint, but it is a legitimate instrument like any...
10 months ago
98
10 months ago
The ukulele has a bit of a reputation for being quaint, but it is a legitimate instrument like any other and that means it takes a lot of practice to play competently. Zeroshot is too busy building cool stuff to bother with all of that, so he put his skills to use constructing...
Home on Erik...
On the Equifax breach and how to really prevent identity theft A funny thing about being a foreigner is how you realize people take broken things for granted. I'm...
over a year ago
14
over a year ago
A funny thing about being a foreigner is how you realize people take broken things for granted. I'm going to go out on a limb here claiming that the US has a pretty dumb banking system.
Arduino Blog
Control your volume with a wireless rotary encoder, as you deserve Every decent stereo sold since the invention of sound has included a knob on the front for adjusting...
6 months ago
62
6 months ago
Every decent stereo sold since the invention of sound has included a knob on the front for adjusting volume. There are influencers and entire communities dedicated to evaluating the feel of those wonderful knobs. So why would you settle for the mushy volume buttons on a remote?...
Applied Cartography
Applied Cartography × Val Town Had a blast live-coding some experimentations with Steve and Shovel yesterday using Val Town. (If...
8 months ago
25
8 months ago
Had a blast live-coding some experimentations with Steve and Shovel yesterday using Val Town. (If you haven't used Val, well, watch the stream — think live, zero-deploy code snippets that can be arbitrarily extended and executed.) Reflecting on the experience, the most exciting...
Louwrentius
Rebooting results in degraded RAID array using Debian Lenny As described earlier, I setup a RAID 6 array consisting of physical 1 TB disk and 'virtual' 1 TB...
over a year ago
18
over a year ago
As described earlier, I setup a RAID 6 array consisting of physical 1 TB disk and 'virtual' 1 TB disks that are in fact two 0.5 TB disks in RAID 0.  I wanted to upgrade to Lenny because the new kernel that ships with Lenny supports growing a RAID 6 array. After installing Lenny...
Notes on software...
We put a distributed database in the browser – and made a game of it This is an external post of mine. Click here if you are not redirected.
over a year ago
Simply Explained
How WebP Images Reduced My Bandwidth Usage by 50% Last year I migrated this website from Jekyll to Eleventy. This year, I’m finally implementing WebP...
over a year ago
20
over a year ago
Last year I migrated this website from Jekyll to Eleventy. This year, I’m finally implementing WebP images to save bandwidth and make this site even faster to load! This simple change reduced my bandwidth usage by 50% and is still backwards compatible with old devices and...
Home on Erik...
Software Engineers and Automation Every once in a while when talking to smart people the topic of automation comes up. Technology has...
over a year ago
15
over a year ago
Every once in a while when talking to smart people the topic of automation comes up. Technology has made lots of occupations redundant, so what's next? Switchboard operator, a long time ago What about software engineers?
Jorge Arango
VUCA Revisited: Acting Skillfully in Uncertain Times Alas, it’s time once again to revisit VUCA. Early in the pandemic, I gave two presentations about...
3 months ago
33
3 months ago
Alas, it’s time once again to revisit VUCA. Early in the pandemic, I gave two presentations about dealing with uncertainty. Institutions were struggling to respond to COVID. Many people were freaking out. But not me: I had a conceptual framework that helped me make sense of what...
Odds and Ends of...
Odds and Ends #56: The awkward truth about Brexit Plus a giant leap for devolution, the nuclear industry being cowards, and some crazy humanoid robots
5 months ago
Lighthouse Blog
What are web feeds?
2 months ago
Home on Erik...
More Luigi alternatives The workflow engine battle has intensified with some more interesting entries lately! Here are a...
over a year ago
17
over a year ago
The workflow engine battle has intensified with some more interesting entries lately! Here are a couple I encountered in the last few days. I love that at least two of them are direct references to Luigi!
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...
Never Met a Science
For-Profit Academic Publishers Love LLM Garbage Springer Nature CEOs say: Hooray for Open Access!!
8 months ago
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.
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 3. LLVM Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables ...
over a year ago
19
over a year ago
Previously in compiler basics: 1. lisp to assembly 2. user-defined functions and variables 4. LLVM conditionals and compiling fibonacci 5. LLVM system calls 6. an x86 upgrade In this post we'll extend the compiler to emit LLVM IR as an option instead of...
./techtipsy
OpenWRT, ISP modem and dynamic IP addresses: how to fix connectivity issues without rebooting your... My current ISP provides an internet connection over a copper wire. To use it, I have a crappy modem...
a year ago
181
a year ago
My current ISP provides an internet connection over a copper wire. To use it, I have a crappy modem (Technicolor CGA2121, DOCSIS 3.0). It’s running in bridge mode, meaning that all it does is convert the signal running over the coax cable into plain old Ethernet. My main...
Posts on Made of...
Software Engineers should keep lab notebooks Software engineers, as a rule, suck at writing things down. Part of this is training – unlike...
over a year ago
18
over a year ago
Software engineers, as a rule, suck at writing things down. Part of this is training – unlike chemists and biologists who are trailed to obsessively document everything they do in their lab notebooks, computer scientists are taught to document the end results of their work, but...
Odds and Ends of...
Odds and Ends #50: The weird thing about London's New Year's Fireworks Plus how the government should respond to Musk's nonsense, and an AI video that might just show us...
6 months ago
54
6 months ago
Plus how the government should respond to Musk's nonsense, and an AI video that might just show us how video production is going to change.
Birchtree
I've moved to Ghost Pro Here's hoping this post is short and sweet… Back in 2019 I moved my blog off of WordPress and over...
3 months ago
30
3 months ago
Here's hoping this post is short and sweet… Back in 2019 I moved my blog off of WordPress and over to Ghost. In short, I wasn't happy with WordPress and wanted a blogging engine that felt more like it was made for blogging than a
Engineers Need Art
The First Time I Was Almost Fired From Apple Oh yes, I screwed up more than once during my tenure at Apple.
a month ago
./techtipsy
Can a laptop from 2012 be a viable home server? I’m a man of many ideas. It’s a shame that most of them are quite stupid. This is one of them, but...
over a year ago
63
over a year ago
I’m a man of many ideas. It’s a shame that most of them are quite stupid. This is one of them, but at least it makes for a fun experiment. Intro After adding an UPS to accompany my server, my setup was as complete as it could reasonably be. The server is low power, but packs...
./techtipsy
Running my ThinkPad T430 with an eGPU in 2024 I probably shouldn’t have written down my notes on the eGPU setup I had years ago. I’d be lying if I...
11 months ago
81
11 months ago
I probably shouldn’t have written down my notes on the eGPU setup I had years ago. I’d be lying if I wasn’t considering remaking this setup with everything I’ve learned 6 years later. Oops. I got access to an allegedly-faulty AMD Radeon RX 480 and an NVIDIA GTX 1650 for free...
Abort Retry Fail
The History of Windows 95 The Dawn of Microsoft's Golden Age
a year ago
The Pragmatic...
Speakers for Amsterdam / Netherlands Tech Events I (Gergely) sometimes get reachouts to do talks at events in Amsterdam (where I am based,) the...
11 months ago
32
11 months ago
I (Gergely) sometimes get reachouts to do talks at events in Amsterdam (where I am based,) the Netherlands, or somewhere in Europe. Unfortunately, rarely do talks – I do one conference per year. However, I asked around in the community about tech professionals who do paid talks...
Matt Mullenweg
CNBC on WP Engine Ari Levy at CNBC has a great article covering the battle between WordPress and Silver Lake / WP...
9 months ago
22
9 months ago
Ari Levy at CNBC has a great article covering the battle between WordPress and Silver Lake / WP Engine: Why WordPress [co-]founder Matt Mullenweg has gone ‘nuclear’ against tech investing giant Silver Lake.
Willem's Blog
Back to the University Join me on a special course exploring scientific programming, the perfect moment to learn Python...
over a year ago
18
over a year ago
Join me on a special course exploring scientific programming, the perfect moment to learn Python with recent advancements in machine learning like ChatGPT!
Arduino Blog
This perplexing robotic performer operates under the control of three different Arduino boards Every decade or two, humanity seems to develop a renewed interest in humanoid robots and their...
9 months ago
42
9 months ago
Every decade or two, humanity seems to develop a renewed interest in humanoid robots and their potential within our world. Because the practical applications are actually pretty limited (given the high cost), we inevitably begin to consider how those robots might function as...
Arduino Blog
Arduino Days 2025 is almost here! With just a few days to go, Arduino Days 2025 promises to be one of the biggest and most exciting...
3 months ago
32
3 months ago
With just a few days to go, Arduino Days 2025 promises to be one of the biggest and most exciting events in our 20-year history! Join us for two days of live-streamed content on March 21st-22nd, featuring inspiring talks, major product announcements, and community showcases from...
lcamtuf’s thing
My approach to teaching electronics Explaining the reasoning behind my series of articles on electronics -- and asking for your...
2 months ago
Good Enough
TIL: Turbo Stream and personalised content Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages...
a year ago
17
a year ago
Hotwire and Turbo are great for very quickly and easily adding real-time updating of webpages without requiring the browser to reload the whole page. But if the information you want to stream back from your server to the client has anything specific to the current user — like...
Posts on Made of...
On git and usability I’ve been helping a number of people get started working with git over the last couple of weeks, as...
over a year ago
18
over a year ago
I’ve been helping a number of people get started working with git over the last couple of weeks, as Ksplice has brought on some new interns, and we’ve had to get them up to speed on our internal git repositories. (As you might expect from a bunch of kernel hackers, we use git for...
Posts on Made of...
Property Testing Like AFL In my last last post, I argued that property-based testing and fuzzing are essentially the same...
over a year ago
16
over a year ago
In my last last post, I argued that property-based testing and fuzzing are essentially the same practice, or at least share a lot of commonality. In this followup post, I want to explore that idea a bit more: I’ll first detour into some of my frustrations and hesitations around...
axio.ms
Internet of kitchen lighting, with OSC This project was completed in June 2015. Wow, is it 2017 already? In this post, I’d like to say...
over a year ago
19
over a year ago
This project was completed in June 2015. Wow, is it 2017 already? In this post, I’d like to say that I wrote a useful little bit of software and built up a crappy hack to demonstrate it but, secretly, the crappy hack came first and I’ve retroactively found something vaguely...
Arduino Blog
Build Button Clash in minutes: a new fun game with Plug and Make Kit  The Arduino Plug and Make Kit is all about turning creative sparks into reality in mere minutes....
7 months ago
65
7 months ago
The Arduino Plug and Make Kit is all about turning creative sparks into reality in mere minutes. With its intuitive, snap-together design, even the wildest ideas become achievable – fast, fun, and frustration-free. That’s exactly what Julián Caro Linares, Arduino’s Product...
Arduino Blog
Alumnus Software joins Arduino’s System Integrators Partnership Program We are thrilled to announce that Alumnus Software, based in India and the United States, has joined...
7 months ago
57
7 months ago
We are thrilled to announce that Alumnus Software, based in India and the United States, has joined our System Integrators Partnership Program (SIPP) at the Gold level. With over 20 years of expertise in embedded software, IoT applications, and Edge AI development, Alumnus has a...
Home on Erik...
Optimizing over multinomial distributions Sometimes you have to maximize some function $$ f(w_1, w_2, ldots, w_n) $$ where $$ w_1 + w_2 +...
over a year ago
20
over a year ago
Sometimes you have to maximize some function $$ f(w_1, w_2, ldots, w_n) $$ where $$ w_1 + w_2 + ldots + w_n = 1 $$ and $$ 0 le w_i le 1 $$ . Usually, $$ f $$ is concave and differentiable, so there's one unique global maximum and you can solve it by applying gradient ascent.
Elevation Lab - Blog
BatteryPro available on Apple.com! Good news, BatteryPro is now available worldwide online at Apple! This makes it much easier and less...
over a year ago
12
over a year ago
Good news, BatteryPro is now available worldwide online at Apple! This makes it much easier and less expensive for customers outside the USA to pick one up. And we couldn't be more humbled and proud - it goes to show that when you design a product you really want for yourself,...
Willem's Blog
Different ways to visualise health To better understand how to visualise health I looked at different health/fitness apps and games.
over a year ago
Posts on Made of...
Fun with the preprocessor: CONFIG_IA32_EMULATION hacks in Linux About two months ago, Linux saw CVE-2010-0307, which was a trival denial-of-service attack that...
over a year ago
19
over a year ago
About two months ago, Linux saw CVE-2010-0307, which was a trival denial-of-service attack that could crash essentially any 64-bit Linux machine with 32-bit compatibility enabled. LWN has an excellent writeup of the bug, which turns out to be a subtle error related to the details...
Louwrentius
Linux RAID 6 performance using software RAID So after toying around with RAID 0 just for fun, time to get serious. I created a RAID 6 of 10 x 1...
over a year ago
15
over a year ago
So after toying around with RAID 0 just for fun, time to get serious. I created a RAID 6 of 10 x 1 TB disks. This gives me raw device read speeds of 850 MB/s and write speeds of 300 MB/s. I think this is exactly what should be expected, but boy it is damn fast. Especially the...
anderegg.ca
Apple and the AI divide This morning I read a 404 Media article about Instagram showing people ads with AI-generated images...
6 months ago
62
6 months ago
This morning I read a 404 Media article about Instagram showing people ads with AI-generated images of themselves. I thought this take from Sam Biddle was very good: Never in my career have I seen such a giant gulf between What Companies Think Is the Most Important Thing in the...
./techtipsy
My cat water fountain comes with a spicy USB power adapter It turns out that you can’t trust any USB type A power adapter to be within spec. I have a Catit...
a year ago
114
a year ago
It turns out that you can’t trust any USB type A power adapter to be within spec. I have a Catit Flower Fountain for my two adorable cats. The idea of a water fountain for cats may sound odd, but having one really helps with cats staying hydrated and that alone avoids all sorts...
Jonas Hietala
Monty Hall I’m currently reading The Drunkard’s Walk, a well written book about probabilities. There they...
over a year ago
12
over a year ago
I’m currently reading The Drunkard’s Walk, a well written book about probabilities. There they discussed the famous Monty Hall Problem. I’ve heard about it before and I know the answer, but he mentioned a simulation of the problem and that sounded cool so I made a simulation of...
./techtipsy
How to build a fleet of networked offsite backups using Linux, WireGuard and rsync Just like most people out there, I have some files that are irreplaceable, such as cat pictures. At...
7 months ago
76
7 months ago
Just like most people out there, I have some files that are irreplaceable, such as cat pictures. At one point I had a few single-board computers sitting idle, namely the Orange Pi Zero and the LattePanda V1, and a few 1TB SSD-s. I hate idle hardware, so I did the most sensible...
Computer Ads from...
Bible Research Systems' THE WORD Processor For Those Who Seek.
11 months ago
Louwrentius
Convert dos file to linux format wit vim If you have some file that has been saved on a (Win)do(w)s host you may notice that all lines end...
over a year ago
16
over a year ago
If you have some file that has been saved on a (Win)do(w)s host you may notice that all lines end with ^M. To fix this, you can use the tool dos2unix. If however this tool is not at your disposal, you may have a problem. If vim is available, you do not have a problem: The trick...
Willem's Blog
The Same, Differently
a year ago
Himanshu Mishra |...
The Trap of "I am not an Extrovert" It was one of those farewell dinners we had hosted back in college. I was in the third year. I was...
6 months ago
21
6 months ago
It was one of those farewell dinners we had hosted back in college. I was in the third year. I was surrounded by two junior batches and two…
Arduino Blog
Enjoy a perpetual solar eclipse with this machine Total solar eclipses are rare — at least from the perspective of any specific point on the planet. A...
a year ago
76
a year ago
Total solar eclipses are rare — at least from the perspective of any specific point on the planet. A total eclipse will occur somewhere on Earth once every 18 months or so, but that is more likely to track across the middle of the Pacific Ocean than wherever you happen to be....
Jonas Hietala
Autocomplete with nvim-cmp Autocomplete tags in the frontmatter. Autocompletion is an absurdly powerful feature that I—and I...
a year ago
50
a year ago
Autocomplete tags in the frontmatter. Autocompletion is an absurdly powerful feature that I—and I must assume most programmers—use all the time. It’s not as crucial for writing blog posts as when you’re coding but it’s still easy to come up with examples of how autocomplete...
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...
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
Birchtree
+ A bicycle for the mind is good. Is a motorbike too much? When is the computer doing too much for you? Has our line for this moved over time?
2 months ago
Louwrentius
How to setup a local or private Ubuntu Mirror Preface In this article I provide instructions on how to setup a local Ubuntu mirror using...
over a year ago
71
over a year ago
Preface In this article I provide instructions on how to setup a local Ubuntu mirror using debmirror. To set expectations: the mirror will work as intended and distribute packages and updates, but a do-release upgrade from one major version of Ubuntu to the next won't...
Arduino Blog
Build your own smart pet feeder with the Arduino Plug and Make Kit If you are a pet owner, you know how important it is to keep furry companions fed and happy – even...
5 months ago
35
5 months ago
If you are a pet owner, you know how important it is to keep furry companions fed and happy – even when life gets busy! With the Arduino Plug and Make Kit, you can now build a customizable, smart pet feeder that dispenses food on schedule and can be controlled remotely. It’s the...
Ken Shirriff's blog
Reverse-engineering a carry-lookahead adder in the Pentium Addition is harder than you'd expect, at least for a computer. Computers use multiple types of adder...
5 months ago
66
5 months ago
Addition is harder than you'd expect, at least for a computer. Computers use multiple types of adder circuits with different tradeoffs of size versus speed. In this article, I reverse-engineer an 8-bit adder in the Pentium's floating point unit. This adder turns out to be a...
Vitalik Buterin's...
Why Proof of Stake (Nov 2020)
over a year ago