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Lighthouse Blog
Updates December 15: Rebranding to Lighthouse and complete redesign
a year ago
Willem's Blog
Optimising images for the web and performance Make your website faster by optimising the images. This posts explains how you can do this.
over a year ago
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
33
over a year ago
The iPhone Mini has intangible greatness that most folks don't know about: read along for the love of mini!
Arduino Blog
Optimize maintenance with the Arduino Rileva ME Opta Bundle When your machines run smoothly, your business can go far. That’s why condition monitoring – once a...
a month ago
25
a month ago
When your machines run smoothly, your business can go far. That’s why condition monitoring – once a “nice to have” – is quickly becoming a must in maintenance strategies across industrial settings. But most dedicated systems can be complex to set up or difficult to scale. To make...
Arduino Blog
Introducing the Image Map widget: A smarter way to visualize your data We’re excited to introduce the new Image Map Widget in Arduino Cloud! This powerful feature allows...
2 months ago
26
2 months ago
We’re excited to introduce the new Image Map Widget in Arduino Cloud! This powerful feature allows you to overlay live data onto an image, creating interactive and highly visual dashboards. Whether you’re managing a factory floor, an office space, or a piece of industrial...
Vitalik Buterin's...
Situazioni di collusione
over a year ago
Arduino Blog
Making fire detection more accurate with ML sensor fusion The mere presence of a flame in a controlled environment, such as a candle, is perfectly acceptable,...
10 months ago
58
10 months ago
The mere presence of a flame in a controlled environment, such as a candle, is perfectly acceptable, but when tasked with determining if there is cause for alarm solely using vision data, embedded AI models can struggle with false positives. Solomon Githu’s project aims to lower...
Arduino Blog
This giant animatronic LEGO minifig zombie is a delight  LEGO’s minifigs are the perfect canvas for creativity, as their simple plastic forms provide enough...
11 months ago
93
11 months ago
LEGO’s minifigs are the perfect canvas for creativity, as their simple plastic forms provide enough constraint to force people to consider their art and design choices. That’s exactly the kind of pressure that Wicked Makers’ Jaimie and Jay thrive under, leading them to build this...
Birchtree
The next few vids you'll watch on YouTube I know it's a bit of cliché, but count me in the group of white men who 2021's Inside really...
4 months ago
29
4 months ago
I know it's a bit of cliché, but count me in the group of white men who 2021's Inside really connected with me in a huge way. Anyway, now All Eyes on Me is going to be stuck in my head for the next month.
Simply Explained
Smart lights behind a wall switch (Shelly + ESPHome) Using smart light bulbs means you can no longer use your physical wall switches because the bulbs...
over a year ago
23
over a year ago
Using smart light bulbs means you can no longer use your physical wall switches because the bulbs need constant power. I think that's pretty dumb. Using a physical switch can be way faster than using an app to control the lights.Here's how you can put a Shelly in between the...
Elevation Lab - Blog
Introducing Anchor Pro! Our original Anchor, the first under-desk headphone mount, is truly a great product - easy to...
over a year ago
12
over a year ago
Our original Anchor, the first under-desk headphone mount, is truly a great product - easy to install, does what it says, and a timeless design. It's in use on over 100,000 desks worldwide. So what do you do when you have a great product like The Anchor? Well, we decided to make...
Abort Retry Fail
The History of Commodore, Part 1 Chuck Peddle, the 6502, MOS, and the PET
a year ago
Himanshu Mishra |...
You need a Product Mindset Treat Your Developers Like VIP Customers Your developers are not just users; they're customers who...
a year ago
17
a year ago
Treat Your Developers Like VIP Customers Your developers are not just users; they're customers who have high expectations from your internal…
somenice
Generative 3D Modeling Recently Microsoft released the open 3D generation software Trellis. I decided to try a few tests as...
6 months ago
99
6 months ago
Recently Microsoft released the open 3D generation software Trellis. I decided to try a few tests as reviews had been quite favourable with results creating 3D models with “AI”. The website describes the technology as unified Structured LATent (SLAT) representation and there is a...
Louwrentius
'lm-sensors: hardware monitoring with the w83627ehf module' I have two systems that use the w83627ehf driver for hardware monitoring. However, if this driver is...
over a year ago
17
over a year ago
I have two systems that use the w83627ehf driver for hardware monitoring. However, if this driver is installed with a regular modprobe like: modprobe w83627ehf The result will be: FATAL: Error inserting w83627ehf (/lib/modules/2.6.28-1-amd64/kernel/drivers/hwmon/w83627ehf.ko):...
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
14
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...
Notes on software...
Phil Eaton on Technical Blogging This is an external post of mine. Click here if you are not redirected.
3 months ago
Arduino Blog
The end of Mbed marks a new beginning for Arduino As you might have heard, on July 9th, Arm announced that the Mbed platform and OS are officially...
11 months ago
55
11 months ago
As you might have heard, on July 9th, Arm announced that the Mbed platform and OS are officially destined to reach end of life in July 2026, and therefore will no longer be maintained. The news has sent ripples through the embedded development community, particularly affecting...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 2: The Surge
8 months ago
./techtipsy
My experience at the k-space hackerspace hackathon k-space is a hackerspace in Tallinn, Estonia, and they organized a hackathon recently. Unlike in...
a year ago
51
a year ago
k-space is a hackerspace in Tallinn, Estonia, and they organized a hackathon recently. Unlike in most hackathons, in this one you could whatever you like with no expectations about building a business or coming up with an MVP, just come on down to the space and start working on...
Birchtree
What's that power you've amassed for if you're not going to use it? I read this excellent post by Niléane: Are Pride Wallpapers and a Watch Band Enough in 2025?… At a...
a month ago
12
a month ago
I read this excellent post by Niléane: Are Pride Wallpapers and a Watch Band Enough in 2025?… At a time when some trans people are actively seeking to flee the U.S. to preserve their fundamental right to a healthy, safe, and decent life free from the
Computer Ads from...
Epyx Oil Barons Oil Barons. If You're Smart, You'll get Filthy Rich.
a month ago
Arduino Blog
This plant always gets enough sunlight thanks to its robotic legs Plants of all kinds are quite infamous for their inability to move, and this can be especially...
a month ago
16
a month ago
Plants of all kinds are quite infamous for their inability to move, and this can be especially problematic for houseplants that rely on consistently sunny locations within a room in order to get enough light. Driven by wanting their plant to have the best possible growing...
Louwrentius
Understanding Windows KMS and MAK volume license activation Introduction If you have to administer a large number of PCs running Windows, you will end up...
over a year ago
17
over a year ago
Introduction If you have to administer a large number of PCs running Windows, you will end up creating an automated deployment platform for your Windows clients. You may implement something like Windows Deployment Services. I used WDS to create a fully automated installation of...
Old Vintage...
So long, Z80 You can still buy 6502s from Western Design Center and others, but Zilog's getting out of Z80s...
a year ago
11
a year ago
You can still buy 6502s from Western Design Center and others, but Zilog's getting out of Z80s (PDF), announcing earlier this week that after June 14th you won't be able to buy them anymore (specifically the last-part-standing Z84C00 which comes in various speeds from 6-20 MHz)...
Arduino Blog
Why we chose Claude for the Arduino Cloud AI Assistant We know that introducing AI into your coding environment comes with questions – about safety,...
5 days ago
5
5 days ago
We know that introducing AI into your coding environment comes with questions – about safety, accuracy, privacy, and trust. That’s why we want to be transparent about how we built the recently-announced Arduino AI Assistant in the Cloud IDE, and why we chose to power it with...
Arduino Blog
Circuit Canvas can help you quickly create illustrated wiring diagrams Good documentation is extremely useful when conceiving, building, or sharing electronic circuit...
11 months ago
59
11 months ago
Good documentation is extremely useful when conceiving, building, or sharing electronic circuit designs, but traditional schematics and technical drawings are difficult for non-professionals to interpret and create. Makers can benefit from intuitive illustrations that look good...
Lars Lofgren
My 7 Rules for A/B Testing That Triple Conversion Rates I really don’t care how any given A/B test turns out. That’s right. Not one bit. But wait, how do I...
over a year ago
18
over a year ago
I really don’t care how any given A/B test turns out. That’s right. Not one bit. But wait, how do I double or triple conversion rates without caring how a test performs? I actually care about the whole SYSTEM of testing. All the pieces need to fit together just right. If not,...
Engineers Need Art
Kim-1 User Manual For sale: a few KIM-1 User Manuals I printed up.
a year ago
heavymeta.org
CrowdStrike's Impact on Aviation Just after midnight Eastern Time on July 19, 2024, the enterprise cybersecurity company CrowdStrike...
11 months ago
18
11 months ago
Just after midnight Eastern Time on July 19, 2024, the enterprise cybersecurity company CrowdStrike YOLOed a software update to millions of Windows machines. Or as they put it: On July 19, 2024 at 04:09 UTC, as part of ongoing operations, CrowdStrike released a sensor...
Electronics etc…
Making Screenshots of Test Equipment Old and New Introduction Screenshot Capturing Interfaces Hardware and Software Tools Capturing GPIB data in Talk...
7 months ago
68
7 months ago
Introduction Screenshot Capturing Interfaces Hardware and Software Tools Capturing GPIB data in Talk Only mode TDS 540 Oscilloscope - GPIB - PCL Output HP 54542A Oscilloscope - Parallel Port - PCL or HPGL Output HP Inifinium 54825A Oscilloscope - Parallel Port - Encapsulated...
Arduino Blog
A pair of Arduino UNO R4 boards power this Tron-inspired, decked-out shop room Bob Clagett of the “I Like to Make Stuff” YouTube channel has recently undertaken an extensive shop...
a year ago
68
a year ago
Bob Clagett of the “I Like to Make Stuff” YouTube channel has recently undertaken an extensive shop renovation project where he is rearranging tools, tidying up various spaces, and even creating a dedicated “clean” room for his collection of 3D printers/electronics work. With its...
Jonas Hietala
Rewriting my blog in Rust for fun and profit Background I’ve used Hakyll as my static site generator for around 9 years now. Before that I think...
over a year ago
14
over a year ago
Background I’ve used Hakyll as my static site generator for around 9 years now. Before that I think I used Jekyll and also more dynamic pages with Mojolicious in Perl and Kohana in PHP, but I can’t be completely sure as the git history doesn’t go back that far. But all good...
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...
3 months ago
25
3 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
Louwrentius
A practical understanding of lead acid batteries Introduction The goal of this article is to give you a practical understanding Lead Acid batteries....
over a year ago
48
over a year ago
Introduction The goal of this article is to give you a practical understanding Lead Acid batteries. We won't address the underlying chemistry, we'll treat them as a black-box and we will discover their characteristics and how to keep them healthy. Disclaimer I'm an amateur. I...
Jorge Arango
Local GraphRAG: A Progress Report The dream is running GraphRAG with locally-hosted LLMs. And at least for now, the dream is on hold...
2 months ago
11
2 months ago
The dream is running GraphRAG with locally-hosted LLMs. And at least for now, the dream is on hold for me. In case you missed it, GraphRAG is a way of getting more useful results with LLMs by working with data you provide (in addition to whatever they’ve trained on.) The system...
Louwrentius
'Improved' image gallery for Blogofile This blog is just static HTML pages that are generated using Blogofile. The Blogofile website sports...
over a year ago
15
over a year ago
This blog is just static HTML pages that are generated using Blogofile. The Blogofile website sports a small image gallery that has been written to illustrate how to create your own 'controllers' or Blogofile plugins. My Python skills are horrible buy I managed to improve a bit...
./techtipsy
I held a talk about my self-hosting adventure! There are two reasons why I haven’t written much lately, and one of them is that I was cooking up...
over a year ago
85
over a year ago
There are two reasons why I haven’t written much lately, and one of them is that I was cooking up a talk about self-hosting, more specifically my own self-hosting adventure (the other one is the Steam Deck, more about that in the future). The talk took place on May 25th 2023 at...
Christian Selig
Trials and Tribulations of Making an Interruptable Custom View Controller Transition on iOS I think it’s safe to say while the iOS custom view controller transition API is a very powerful one,...
over a year ago
38
over a year ago
I think it’s safe to say while the iOS custom view controller transition API is a very powerful one, with that power comes a great deal of complexity. It can be tricky, and I’m having one of those days where it’s getting the better of me and I just cannot get it to do what I want...
Louwrentius
Making cowpatty recognize a four-way handshake I was unable to get cowpatty working with a packet capture that actually contains a four-way...
over a year ago
18
over a year ago
I was unable to get cowpatty working with a packet capture that actually contains a four-way handshake of a WPA session. I got it working like this: First, download cowpatty 4.6 right here, within the source directory of cowpatty. Extract cowpatty and apply this patch using these...
Abishek Muthian
Weather, an argument against simulation hypothesis As I am writing this, cyclone Fani with category 4 level winds 215 kph (130 mph) in the Bay of...
over a year ago
13
over a year ago
As I am writing this, cyclone Fani with category 4 level winds 215 kph (130 mph) in the Bay of Bengal is expected to make landfall in the state of Odisha, India by tomorrow. Over 800,00 evacuated, as 100 million people are expected to be affected by the cyclone. Cyclone Fani is...
Applied Cartography
Peak Newsletter A handful of folks sent me this quip from Nate Silver a few days ago: Slightly against interest to...
11 months ago
15
11 months ago
A handful of folks sent me this quip from Nate Silver a few days ago: Slightly against interest to admit this (I don't want more competition lol) but I think we're still probably a year or two away from Peak Newsletter. It's just a really good distribution mechanism for certain...
somenice
Painting of Russet Lake Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the...
10 months ago
71
10 months ago
Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the natural world is alive with vibrant colours and serene beauty. One of the most stunning scenes unfolds at Russet Lake, where the iconic Fissile Mountain is mirrored perfectly in the...
Abort Retry Fail
Tandy Corporation, Part 3 Becoming IBM Compatible
2 weeks ago
Louwrentius
Improving iSCSI Native Multi Pathing Round Robin performance 10 Gb ethernet is still quite expensive. You not only need to buy appropriate NICS, but you must...
over a year ago
17
over a year ago
10 Gb ethernet is still quite expensive. You not only need to buy appropriate NICS, but you must also upgrade your network hardware as well. You may even need to replace existing fiber optic cabling if it's not rated for 10 Gbit. So I decided to still just go for plain old 1...
Electronics etc…
Symmetricom 58532A GPS Antenna Supply Voltage Mod The Symmatricom 58532A Opening up the 58532A Voltage Regulation Result What about the other 58532A...
a year ago
129
a year ago
The Symmatricom 58532A Opening up the 58532A Voltage Regulation Result What about the other 58532A variant? References The Symmatricom 58532A As part of a package deal, I got my hands on a Symmetricom 58532A L1 GPS antenna. Microchip, which acquired Symmetricom in 2013, doesn’t...
anderegg.ca
Maybe Bluesky has “won” November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X....
7 months ago
25
7 months ago
November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X. Many are choosing Bluesky. I’ve seen a bunch of takes about this recently, but I keep seeing things I disagree with. I figure that’s a good enough excuse to write more about this...
GitButler
Git Merge 2024 GitButler is organizing the 2024 Git Merge conference, Sep 19/20 in Berlin!
11 months ago
Birchtree
The Intuit vs the government cage fight Daniel Boguslaw: Intuit, Owner of TurboTax, Wins Battle Against America’s Taxpayers Even when the...
2 months ago
33
2 months ago
Daniel Boguslaw: Intuit, Owner of TurboTax, Wins Battle Against America’s Taxpayers Even when the Biden administration broke through in the Inflation Reduction Act to fund a pilot program for Direct File, which expanded to 25 states this tax season, Intuit didn’t stop fighting....
Birchtree
El Salvador gives up on Bitcoin The Tico Times: El Salvador Abandons Bitcoin as Legal Tender After Failed Experiment Bitcoin was...
4 months ago
24
4 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
Odds and Ends of...
Important information if you used my Bluesky MP follows bot Please read this immediately.
6 months ago
Louwrentius
Statistics showing relevance of caching proxy In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe...
over a year ago
15
over a year ago
In this day and age of dynamic web content, how relevant can a caching proxy server be? I believe that the answer could be: quite! I have installed a caching proxy server based on Squid, which is now used within my company. It also does content scanning using squidclamav and...
Home on Erik...
Predicting solar eclipses with Python As I am en route to see my first total solar eclipse, I was curious how hard it would be to compute...
a year ago
24
a year ago
As I am en route to see my first total solar eclipse, I was curious how hard it would be to compute eclipses in Python. It turns out, ignoring some minor coordinate system head-banging, I was able to get something half-decent working in a couple of hours.
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
10
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...
lcamtuf’s thing
Electricity and the speed of light If it's all just electromagnetic waves, why is electricity in a conductor moving slower than visible...
3 months ago
Willem's Blog
Wearing Grand Seiko I am glad I took the opportunity to wear a Grand Seiko, learning first hand about its craftsmanship,...
over a year ago
18
over a year ago
I am glad I took the opportunity to wear a Grand Seiko, learning first hand about its craftsmanship, innovation and practicality.
Odds and Ends of...
Yes, AI really can be used to tackle potholes It's not bullshit, it's already happening.
5 months ago
Greater Still by...
In Defense of the New The future is being crafted out on the edge. Are you paying attention?
a year ago
Jonas Hietala
Let's build a VORON 0 About 1.5 years ago I ventured into 3D printing by building a VORON Trident. It was a very fun...
3 months ago
33
3 months ago
About 1.5 years ago I ventured into 3D printing by building a VORON Trident. It was a very fun project and I’ve even used the printer quite a bit. Naturally, I had to build another one and this time I opted for the cute VORON 0. Why another printer? I really like my VORON Trident...
Matt Mullenweg
On Lenny’s Podcast One of my must-read newsletters for the past several years has been Lenny’s Newsletter, probably...
3 months ago
32
3 months ago
One of my must-read newsletters for the past several years has been Lenny’s Newsletter, probably best known for its writing on growth and product management, which really means it covered everything you need to create a great company. It expanded into a really well-done podcast;...
./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
49
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...
Posts on Made of...
Using wpa_supplicant on Debian/Ubuntu I’ve been using wpa_supplicant to manage wifi on my Ubuntu laptop for a while, and have found that...
over a year ago
19
over a year ago
I’ve been using wpa_supplicant to manage wifi on my Ubuntu laptop for a while, and have found that it’s pretty close to what I want for managing wireless — closer than anything else I’ve found, at least. I figured I should document my setup and experiences. Some Background You...
Louwrentius
HP Proliant Microserver Gen10 as router or NAS Introduction In the summer of 2017, HP released the Proliant Microserver Gen10. This machine...
over a year ago
21
over a year ago
Introduction In the summer of 2017, HP released the Proliant Microserver Gen10. This machine replaces the older Gen8 model. For hobbyists, the Microserver always has been an interesting device for a custom home NAS build or as a router. Let's find out if this is still the case....
Himanshu Mishra |...
Quick guide to git and github (Part 1) Before we start, make sure you have an account on GitHub. Go to https://github.com. Pick a username,...
over a year ago
12
over a year ago
Before we start, make sure you have an account on GitHub. Go to https://github.com. Pick a username, enter your email id and choose 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...
8 months ago
46
8 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...
Arduino Blog
Seaside Sweeper keeps beaches pristine Without anyone caring for them, beaches quickly become trash-covered swaths of disappointment. That...
a year ago
65
a year ago
Without anyone caring for them, beaches quickly become trash-covered swaths of disappointment. That care is necessary to maintain the beautiful sandy havens that we all want to enjoy, but it requires a lot of labor. A capstone team of students from the University of Colorado...
./techtipsy
Running on fumes After a run-of-the-mill Windows BSOD, I was redirected to the UEFI settings and was presented with...
over a year ago
41
over a year ago
After a run-of-the-mill Windows BSOD, I was redirected to the UEFI settings and was presented with this fun little bug: 0GB ought to be enough for anybody.
Gwern.net Newsletter
March 2021 Gwern.net Newsletter 2 major new site features: 'popins' and recursive Wikipedia popups
over a year ago
Jonas Hietala
I beat FTL on Hard with all ships in the game For 2023 I wanted to do something different than usual—I wanted to start playing computer games...
over a year ago
21
over a year ago
For 2023 I wanted to do something different than usual—I wanted to start playing computer games again. So I gave myself a late Christmas gift and bought a Steam Deck (and like any self-serving gentleman I took care to pitch it as being for my kids) and I started loading it up...
Jonas Hietala
Postmortem: Balls So it’s been what? Two, three years since I discovered the art of programming and I haven’t made one...
over a year ago
13
over a year ago
So it’s been what? Two, three years since I discovered the art of programming and I haven’t made one single game?! Well now I’m not counting the visual basic nightmare mastermind I made a long time ago but a real game. Whatever that means. I’ve had these monster-projects; Point...
Posts on Made of...
A Very Subtle Bug 6.033, MIT’s class on computer systems, has as one of its catchphrases, “Complex systems fail for...
over a year ago
19
over a year ago
6.033, MIT’s class on computer systems, has as one of its catchphrases, “Complex systems fail for complex reasons”. As a class about designing and building complex systems, it’s a reminder that failure modes are subtle and often involve strange interactions between multiple parts...
Jonas Hietala
The eBook for 'Why Cryptocurrencies?' is now available for free The eBook for my book Why Cryptocurrencies? is now available for free. It’s been almost 4 years...
a year ago
13
a year ago
The eBook for my book Why Cryptocurrencies? is now available for free. It’s been almost 4 years since the web version was done, and 3 since the physical copy was available… Which can hardly be called a success. Things happened, so let’s do a quick retrospective to, maybe, learn...
Matt Blewitt
Everything I Know About Operations, I Learned From NHS 111 Ever heard someone say “It’s only software/money/<trivial thing>, not life or death”, in the context...
over a year ago
15
over a year ago
Ever heard someone say “It’s only software/money/<trivial thing>, not life or death”, in the context of incidents at your company? Although mostly true, I want to talk about a time in my career when sometimes, just sometimes, it was the latter, and how it shaped my approach to...
Willem's Blog
CAPTCHA Alternative If you're looking for a user-friendly alternative for CAPTCHA's you should check this post out where...
over a year ago
16
over a year ago
If you're looking for a user-friendly alternative for CAPTCHA's you should check this post out where I outline how I protect web forms against malicious actors and spammers.
Willem's Blog
One year on the ultimate commuter bike Answering questions from one of the most popular posts of last year, I am reviewing my commuter bike...
over a year ago
20
over a year ago
Answering questions from one of the most popular posts of last year, I am reviewing my commuter bike after one year of extensive use through winter and summer.
Willem's Blog
Scalable application design without magic I needed to design a scalable backend infrastructure that could handle lots of concurrent users. I...
over a year ago
19
over a year ago
I needed to design a scalable backend infrastructure that could handle lots of concurrent users. I did this by leveraging the client's computing power having it handle most of the user interaction workload.
Arduino Blog
This rolling ball game brings Skee-Ball-style fun from the arcade to your home Ask your friends about their favorite games at the arcade and the most common answer will likely be...
11 months ago
117
11 months ago
Ask your friends about their favorite games at the arcade and the most common answer will likely be Skee-Ball. But while many other popular arcade games have viable at-home alternatives, Skee-Ball doesn’t — at least not unless you’re willing to spend a serious amount of money....
Louwrentius
Finding a good blu-ray player for Mac OS X I find playing a Blu-ray movie on my Mac cumbersome. I've been using Plex, XBMC and VLC but these...
over a year ago
15
over a year ago
I find playing a Blu-ray movie on my Mac cumbersome. I've been using Plex, XBMC and VLC but these free open-source products are all a usability nightmare. To play a Blu-ray movie, you have to perform these steps: right-click on the BDMV file choose 'show packet contents' go to...
Elevation Lab - Blog
Introducing FamilyCharger Today we launched FamilyCharger - it's designed to be a central place to charge all your devices,...
over a year ago
12
over a year ago
Today we launched FamilyCharger - it's designed to be a central place to charge all your devices, fast, without clutter. Our initial designs for a family charger started out as big multi-charging docks, but they were too inflexible, expensive, and took up a lot of space....
watchTowr Labs
Is The Sofistication In The Room With Us? - X-Forwarded-For and Ivanti Connect Secure... What's that Skippy? Another Ivanti Connect Secure vulnerability? At this point, regular readers will...
2 months ago
34
2 months ago
What's that Skippy? Another Ivanti Connect Secure vulnerability? At this point, regular readers will know all about Ivanti (and a handful of other vendors of the same class of devices), from our regular analysis. Do you know the fun things about these posts? We can copy text...
Louwrentius
ZFS: Performance and capacity impact of ashift=9 on 4K sector drives Update 2014-8-23: I was testing with ashift for my new NAS. The ashift=9 write performance...
over a year ago
13
over a year ago
Update 2014-8-23: I was testing with ashift for my new NAS. The ashift=9 write performance deteriorated from 1.1 GB/s to 830 MB/s with just 16 TB of data on the pool. Also I noticed that resilvering was very slow. This is why I decided to abandon my 24 drive RAIDZ3...
Birchtree
+ iPhone 16e review in progress: battery life You can never do too much battery testing, but after a week with this phone I've got some...
3 months ago
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
14
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...
Abishek Muthian
Smart Watch to Smart Clock I was one of the early adopters of smart watch ecosystem with OG LG G Watch, but lately I have...
over a year ago
11
over a year ago
I was one of the early adopters of smart watch ecosystem with OG LG G Watch, but lately I have stopped wearing watches altogether as they're sweaty and that I've become weary of having devices with large batteries closer to my body especially those with connectivity. But the LG G...
Jorge Arango
Traction Heroes Ep. 3: Beyond Data In episode 3 of the Traction Heroes podcast, Harry and I discussed the relationship between...
4 months ago
29
4 months ago
In episode 3 of the Traction Heroes podcast, Harry and I discussed the relationship between decision-making and data. Is it ok for some decisions to be made intuitively? What role do emotions play in decision-making? How do you deal with stakeholders who demand that decisions be...
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
11
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...
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
Notes on software...
The case for comments in code When I first started programming, especially when asked for code samples, my comments lacked purpose...
over a year ago
15
over a year ago
When I first started programming, especially when asked for code samples, my comments lacked purpose and would often duplicate in English what the code clearly indicated. I knew that "commenting is good" but as a beginner I had no further insight. Over time with the help of books...
Birchtree
Who's using AI in the workplace? Pew has a new report out where they talked to workers in the US and asked them how they were using...
4 months ago
27
4 months ago
Pew has a new report out where they talked to workers in the US and asked them how they were using AI at work. The data is really interesting in a few places, so I wanted to share the most notable insights in my view. First off, only 16% of
Elevation Lab - Blog
Introducing The 10-Year Battery for AirTag My camera bag with $10k of gear was stolen from my car. When I saw the broken glass and empty...
6 months ago
22
6 months ago
My camera bag with $10k of gear was stolen from my car. When I saw the broken glass and empty backseat, I immediately pulled up FindMy to track the thief - only to find that its last location was my office 3 months ago... because I hadn't changed the AirTag's battery. It was a...
Posts on Made of...
wpa_supplicant: GUI and wpa_action I’ve made two new interesting discoveries about wpa_supplicant since writing my last blog post on...
over a year ago
19
over a year ago
I’ve made two new interesting discoveries about wpa_supplicant since writing my last blog post on the subject. (Actually, I pretty much made both of them while reading documentation in order to write it, and have been lame about writing them up). Using wpa_gui It turns out that...
Ken Shirriff's blog
Inside the guidance system and computer of the Minuteman III nuclear missile The Minuteman missile was introduced in 1962 as a key part of America's nuclear deterrent. The...
10 months ago
22
10 months ago
The Minuteman missile was introduced in 1962 as a key part of America's nuclear deterrent. The Minuteman III missile is currently the only US land-based intercontinental ballistic missile (ICBM), with 400 missiles ready for launch, spread across five central states.1 The missile...
Simply Explained
ESP32 Cam: cropping images on device The ESP32 camera is the cheapest microcontroller with a built-in camera that you can buy. The OV2640...
over a year ago
22
over a year ago
The ESP32 camera is the cheapest microcontroller with a built-in camera that you can buy. The OV2640 sensor has a max resolution of 1600x1200, but sometimes you don't need the entire image.In this post I'll show how to crop the images on the ESP32 itself, before sending it of to...
lcamtuf’s thing
Meta: 5,000 I don't really do self-congratulatory posts, but bear with me just once.
4 months ago
Willem's Blog
Beast of the Green Hell Blog post about an amazing AMG Circuit day at the race track of Zolder, Belgium.
over a year ago
Never Met a Science
The Political Institution of Mortality The Democratic incumbent was too old to run for re-election.
3 months ago
Jonas Hietala
My book 'Why Cryptocurrencies?' is done My first commit on my book Why Cryptocurrencies? is from Dec 19, 2018, and now about 17 months later...
over a year ago
17
over a year ago
My first commit on my book Why Cryptocurrencies? is from Dec 19, 2018, and now about 17 months later and 1006 more commits I’m finally done! Well, I’m done with the online version at least. I still plan to create an e-book, a PDF and a paperback and who knows how long that will...
./techtipsy
Control - how to make a game enjoyable for casual audiences I’ve decided to intentionally take more time to play video games this year, since it’s a relatively...
a year ago
165
a year ago
I’ve decided to intentionally take more time to play video games this year, since it’s a relatively healthy way to escape from the real world once in a while. A friend recommended one game in particular: Control: Ultimate Edition. During the Steam summer sale of 2023, I went...
Willem's Blog
Write your own words Why not to use AI for writing - a blog post on the underestimated long term costs of AI tools for...
7 months ago
33
7 months ago
Why not to use AI for writing - a blog post on the underestimated long term costs of AI tools for human creativity.
Gwern.net Newsletter
May 2021 Gwern.net Newsletter links on AI hardware, diffusion models, optogenetics, brain scanning.
over a year ago
Willem's Blog
Creating a minimal road bike I wondered how hard it would be to make a bike from spare parts I had in my garage
over a year ago
./techtipsy
ThinkPad T40: it can still run modern Linux, for now I recently busted out my old ThinkPad T40, the last of the OG IBM ThinkPads. I picked it up some...
a year ago
141
a year ago
I recently busted out my old ThinkPad T40, the last of the OG IBM ThinkPads. I picked it up some time around my university days because I liked collecting ThinkPads at the time, and it was a nice complement to my existing ThinkPad T60 and T430. The battery is dead, but everything...
Jonas Hietala
Ugly and Slow Progress Ludum Dare is coming along… Slowly. The rust on me is probably so brown it’s nearly black. But I...
over a year ago
17
over a year ago
Ludum Dare is coming along… Slowly. The rust on me is probably so brown it’s nearly black. But I have an idea and it might be good, all I need to do is execute it. Right? Programmer graphics coming to take you away! Anyway it’s going to be a risk-like game with a twist: you can...
Arduino Blog
This DIY guitar transmitter sends digital audio to the amp When on stage, most guitarists will simply run a long cable from their guitar to the amp or mixer....
11 months ago
60
11 months ago
When on stage, most guitarists will simply run a long cable from their guitar to the amp or mixer. But that cable can become tangled or get in the way, which is a problem for some of the more animated musicians out there. Wireless transmitters exist for them to express themselves...
GitButler
How Core Git Developers Configure Git What `git config` settings should be defaults by now? Here are some settings that even the core...
4 months ago
42
4 months ago
What `git config` settings should be defaults by now? Here are some settings that even the core developers change.
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...
11 months ago
68
11 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
Come visit Arduino at Embedded World 2025! We’re gearing up for Embedded World, the leading event for embedded systems, industrial automation,...
3 months ago
30
3 months ago
We’re gearing up for Embedded World, the leading event for embedded systems, industrial automation, and IoT technology, taking place March 11th-13th in Nuremberg. Visit us in Hall 3A, Booth 313 to explore our latest innovations and experience more live demos than ever, thanks to...
Jonas Hietala
Mailto: links with FastMail in Firefox You can change the application to handle mailto: links in Firefox in Preferences -> Applications....
over a year ago
14
over a year ago
You can change the application to handle mailto: links in Firefox in Preferences -> Applications. The problem is that you can’t input custom urls and some email providers, like hotmail or fastmail, aren’t supported. I managed to fix it with the plugin MailtoWebmails. It annoys me...
somenice
Gold and Ghosts In the autumn of 1892, two miners, Earl and Edward, found themselves high in the Pacific Northwest...
8 months ago
89
8 months ago
In the autumn of 1892, two miners, Earl and Edward, found themselves high in the Pacific Northwest mountains, searching for a legend as old as the hills: the lost crate of gold. The tale of “Shining Creek Gold” was whispered in every saloon from Seattle to San Francisco, a cache...
Simply Explained
Retrospective: My Fifth Year on YouTube For the past 4 years, I have made a habit of reflecting on the previous year and set goals for the...
over a year ago
16
over a year ago
For the past 4 years, I have made a habit of reflecting on the previous year and set goals for the new year. This year is no exception, but now I try to set better goals while reflecting on some personal things in life.
Push to Prod
Metrics Are The Map, Not The Territory We can never obtain a complete and perfect understanding of what our systems are doing. All we have...
11 months ago
16
11 months ago
We can never obtain a complete and perfect understanding of what our systems are doing. All we have are incomplete signals to inform our theories.
Good Enough
Cool Songs Don’t Die Earlier this week, I watched the pilot episode of Alias. Yes, that Alias – the one that began airing...
a year ago
18
a year ago
Earlier this week, I watched the pilot episode of Alias. Yes, that Alias – the one that began airing 22 years ago and ran for 5 seasons and was a pretty big hit and launched the careers of two bonafide movie stars and featured a cast of very well known supporting actors. So yeah,...
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
51
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
./techtipsy
Why you might not want to publicly self-host a Wikipedia clone A while ago I wrote about how easy it is to download an archive of Wikipedia and host it...
a year ago
96
a year ago
A while ago I wrote about how easy it is to download an archive of Wikipedia and host it anywhere you want using Kiwix. I’m still hosting Kiwix sites publicly, but here are a few things you might want to consider before doing so yourself. The spam I have a specific e-mail address...
Notes on software...
Lessons learned streaming building a Scheme-like interpreter in Go I wanted to practice making coding videos so I did a four-part series on writing a basic Scheme-like...
over a year ago
17
over a year ago
I wanted to practice making coding videos so I did a four-part series on writing a basic Scheme-like language (minus macros and arrays and tons of stuff). I picked this simple topic because I wanted a low-stakes way to learn what I did not know about making videos. Here was the...
Good Enough
TIL: Deploying a Sinatra app to Render.com This morning I wanted to deploy a simple Sinatra app to Render.com. It wasn’t super obvious to me,...
over a year ago
21
over a year ago
This morning I wanted to deploy a simple Sinatra app to Render.com. It wasn’t super obvious to me, so I figured I’d write down what worked in the end. First, a Gemfile: # Gemfile source 'https://rubygems.org' gem 'sinatra' gem 'sinatra-contrib' gem 'puma' * I’m pretty sure...
Willem's Blog
Lessons from a takeaway plastic bag How we're tricked into repeated purchases replacing perfectly fine products just for the sake of...
over a year ago
Computer Ads from...
Comics from 1986/06 Australian Personal Computer Mag It’s that time of the month. This time let’s look at humor from down under. These comics are from...
a year ago
102
a year ago
It’s that time of the month. This time let’s look at humor from down under. These comics are from the June 1986 issue of Australian Computer magazine. Enjoy! What computer ads would you like to see in the future? Please comment below. If you enjoyed it, please share it with your...
Abishek Muthian
Testing FDA cleared pulse oximeter Fake FDA certified pulse oximeters Ecommerce sites in India are full of pulse oximeters falsely...
over a year ago
12
over a year ago
Fake FDA certified pulse oximeters Ecommerce sites in India are full of pulse oximeters falsely claiming to be FDA certified. If they are actually available in U.S., they don't claim it to be FDA certified and are not listed on FDA's database. Some of the pulse oximeters try to...
Birchtree
Quick Reviews is out now! Quick Reviews is currently available on the App Store and is a free download. Check it out! I...
4 months ago
28
4 months ago
Quick Reviews is currently available on the App Store and is a free download. Check it out! I recently wrote about how the app works, so I’ll let you read that to see how it works. I have finalized my monetization, so I did want to lay that
Vitalik Buterin's...
What do I think about biometric proof of personhood?
a year ago
Never Met a Science
The (Electoral) Politics of Age Gaps (Yes, this post is the beginning of a victory lap.
10 months ago
Posts on Made of...
6.170, CVS, and SVN I’m taking 6.170 Lab in Software Engineering this semester. The course sucks in various ways, but...
over a year ago
18
over a year ago
I’m taking 6.170 Lab in Software Engineering this semester. The course sucks in various ways, but one of the most egregious, in my opinion, is that they force you to use CVS for your version control. Problem sets are distributed by the TAs importing them into your repository, and...
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
13
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...
Computer Ads from...
Bomb Squad Peripherals' BLOWGUN It Could Have Been a Lot Worse - His Data is BLOWGUN Protected!
a year ago
Notes on software...
Generating a full-stack application from a database DBCore can now generate a TypeScript/React CRUD UI that is automatically hooked up to the generated...
over a year ago
15
over a year ago
DBCore can now generate a TypeScript/React CRUD UI that is automatically hooked up to the generated REST API (in Go). The UI has full support for login, viewing (and filtering), editing, and creating database entities. PostgreSQL, SQLite and MySQL are supported. How to use? The...
Louwrentius
Getting the Sitecom AC600 Wi-Fi adapter running on Linux TL;DR Yes it works with some modifications of the driver source. A USB Wi-Fi adapter I used with a...
over a year ago
14
over a year ago
TL;DR Yes it works with some modifications of the driver source. A USB Wi-Fi adapter I used with a Raspberry Pi broke as I dropped it on the floor, so I had to replace it. I just went to a local shop and bought the Sitecom AC600 adapter as that's what they had available (with...
Applied Cartography
11ty .njk as the default templating language is an odd choice, and I find myself stubbing my toe on it a...
a year ago
13
a year ago
.njk as the default templating language is an odd choice, and I find myself stubbing my toe on it a good amount. Maybe that's a me thing! It is extremely fast. This site has around 2300 pages; Eleventy is compiling it in around two seconds. The extensibility ergonomics are...
Notes on software...
Interview With Phil of DataStation This is an external interview. Click here if you are not redirected.
over a year ago
Krebs on Security
U.S. Soldier Charged in AT&T Hack Searched “Can Hacking Be Treason” A U.S. Army soldier who pleaded guilty last week to leaking phone records for high-ranking U.S....
4 months ago
14
4 months ago
A U.S. Army soldier who pleaded guilty last week to leaking phone records for high-ranking U.S. government officials searched online for non-extradition countries and for an answer to the question "can hacking be treason?" prosecutors in the case said Wednesday. The government...
Matt Blewitt
Point and Call It’s 2AM. You’re paged to respond to a failing set of components that you are the Subject Matter...
over a year ago
16
over a year ago
It’s 2AM. You’re paged to respond to a failing set of components that you are the Subject Matter Expert (SME) for. Sleepy, you load up the playbook for when the SplineReticulatorBlocked alert has gone off, and start executing. The Incident Commander (IC) is vaguely aware of what...
Applied Cartography
Talking to customers You say that these numbers mean dial it down. I say they mean dial it up. You haven't gotten...
8 months ago
22
8 months ago
You say that these numbers mean dial it down. I say they mean dial it up. You haven't gotten through. There are people you haven't persuaded yet. These number mean dial it up. Otherwise you're like the French radical, watching the crowd run by and saying, "There go my people. I...
Arduino Blog
How makers can use AR and VR Augmented reality (AR) and virtual reality (VR) are both currently experiencing a meteoric rise in...
a year ago
58
a year ago
Augmented reality (AR) and virtual reality (VR) are both currently experiencing a meteoric rise in popularity, with the combined market expected to reach $77 billion by 2025, from just $15.3 billion in 2020. For makers, AR and VR represent exciting opportunities to build new...
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
16
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
Time-constrained person Time is a human constructfor now, integral to both personal life and the well being of the society...
over a year ago
12
over a year ago
Time is a human constructfor now, integral to both personal life and the well being of the society at large. From waking up to the alarm in the morning to going to sleep on time so we could wake up to that alarm, We've come with average amount of time to do all tasks. If suddenly...
Never Met a Science
in the belly of the MrBeast what does MrBeast mean?
5 months ago
Birchtree
The best app for gaming on the Vision Pro will soon be Safari Andrew Fear writing for the official NVIDIA blog: PC Gaming in the Cloud Goes Everywhere With New...
5 months ago
44
5 months ago
Andrew Fear writing for the official NVIDIA blog: PC Gaming in the Cloud Goes Everywhere With New Devices and AAA Games on GeForce NOW Get immersed in a new dimension of big-screen gaming as GeForce NOW brings AAA titles to life on Apple Vision Pro spatial computers, Meta Quest 3
Arduino Blog
Boring rice cooker becomes uruchimai powerhouse Rice cookers are staple appliances in about half of the world and basic models are very affordable....
11 months ago
92
11 months ago
Rice cookers are staple appliances in about half of the world and basic models are very affordable. But those are simple machines that are about as “dumb” as electric kettles. The result is often rice that has been sitting in the warming stage for too long, making the bottom...
Odds and Ends of...
What Tony Blair actually said about fossil fuels Plus how Abundance won World War II
a month ago
Home on Erik...
Meta-blogging (This is not a very relevant/useful post for regular readers – feel free to skip. I thought I would...
over a year ago
14
over a year ago
(This is not a very relevant/useful post for regular readers – feel free to skip. I thought I would share it so people can find it on Google.) My blog blew up twice in a week earlier this year when I landed on Hacker News.
Louwrentius
Improving web application security by implementing database security Security is about defense-in-depth. It bogles my mind why it is so difficult to implement...
over a year ago
18
over a year ago
Security is about defense-in-depth. It bogles my mind why it is so difficult to implement defense-in-depth security in web applications. 99.9% of applications use a single database account, with root-like privileges. Easiest for the developer of course, and the database is just a...
Jonas Hietala
Resurrection Aah what a nice summer! It was nice to be back in Övertorneå, doing nothing in particular. Just not...
over a year ago
11
over a year ago
Aah what a nice summer! It was nice to be back in Övertorneå, doing nothing in particular. Just not having to make lunch and dinner every day is such a relief, and if you do slip up food with grandma or Veronica’s parents is only a phone call away. I watched TV, played...
axio.ms
Colourclock Original concept circa 2008, revisited 2012, hardware designed Feb 2014, firmware designed...
over a year ago
21
over a year ago
Original concept circa 2008, revisited 2012, hardware designed Feb 2014, firmware designed April-August 2014, project completed August 2014, installed in spare room in 2016, written up in March 2018 (jeeez…) Acrylic, LEDs, ARM Cortex-M0 microcontroller. ...
Odds and Ends of...
Why we love Luton Airport, and a terrible plan for changing the London Mayoralty Plus the exciting launch of the Centre for British Progress
2 months ago
Louwrentius
I resurrected my Dutch movie review site from 2003 Introduction Between 2003 and 2006, I ran a Dutch movie review site called moevie.nl.1 I built the...
over a year ago
15
over a year ago
Introduction Between 2003 and 2006, I ran a Dutch movie review site called moevie.nl.1 I built the site and wrote the reviews. It never made any money. It cost me money to host, and it cost me a lot of time writing reviews, but I remember enjoying writing reviews about films I...
Applied Cartography
Letters to a Young Bartender Every straight white male is forced, character-creation-screen-style, to choose one overtly...
6 months ago
34
6 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...
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
13
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...
Home on Erik...
There is no magic trick (Warning: super speculative, feel free to ignore) As Yogi Berra said, “It's tough to make...
over a year ago
16
over a year ago
(Warning: super speculative, feel free to ignore) As Yogi Berra said, “It's tough to make predictions, especially about the future”. Unfortunately predicting is hard, and unsurprisingly people look for the Magic Trick™ that can resolve all the uncertainty.
Avestura's Blog
How optimistic or pessimistic are the Kurzgesagt videos? A sentiment analysis on the last 20 videos of Kurzgesagt.
over a year ago
Greater Still by...
In Crypto, Apps Need Infrastructure Like Infrastructure Needs Apps Or, maybe the real infrastructure was the applications we made along the way
a year ago
Jonas Hietala
My Dream Game: The Tycoon I’ve been playing Starcraft 2 a little this christmas. It wasn’t dead serious 1v1 which really is my...
over a year ago
15
over a year ago
I’ve been playing Starcraft 2 a little this christmas. It wasn’t dead serious 1v1 which really is my favorite but I’ve played 2v2 with some friends and I actually played the campaign a bit and it was pretty fun! Usually I never play the campaign on RTS games but this one I liked....
Computer Ads from...
Intel's Inboard 386/PC Welcome to the 1990s.
8 months ago
Posts on Made of...
Distributed cloud builds for everyone CPU cycles are cheaper than they have ever been, and cloud computing has never been more ubiquitous....
over a year ago
18
over a year ago
CPU cycles are cheaper than they have ever been, and cloud computing has never been more ubiquitous. All the major cloud providers offer generous free tiers, and services like GitHub Actions offer free compute resources to open-source repositories. So why do so many developers...
Computer Ads from...
Australian Air Force If You're Switched On, This is Paradise.
2 months ago
Christian Selig
Autonomous Standing Desk and Chair Review Autonomous was nice enough to send me one of both their Smart Desk Pro standing desks and ErgoChair...
a year ago
90
a year ago
Autonomous was nice enough to send me one of both their Smart Desk Pro standing desks and ErgoChair Pro chairs in exchange for posting about them on Twitter, and I wanted to cover them in more detail on my blog as well so I could give my full thoughts on them for anyone in the...
./techtipsy
How to make digital copies of your old video tapes Introduction This is a short overview of one way to take your old video tapes and make digital...
over a year ago
54
over a year ago
Introduction This is a short overview of one way to take your old video tapes and make digital copies of their contents. To get started, you will need the following: old video tapes that you want to make copies of (VHS and its variants) a device that can read analog AV signals...
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
38
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...
Avestura's Blog
Creating a Git commit: The Hard Way Let's create a Git commit using Git's low-level (plumbing) commands
10 months ago
Krebs on Security
xAI Dev Leaks API Key for Private SpaceX, Tesla LLMs A employee at Elon Musk's artificial intelligence company xAI leaked a private key on GitHub that...
2 months ago
14
2 months ago
A employee at Elon Musk's artificial intelligence company xAI leaked a private key on GitHub that for the past two months could have allowed anyone to query private xAI large language models (LLMs) which appear to have been custom made for working with internal data from Musk's...
Vitalik Buterin's...
Deeper dive on cross-L2 reading for wallets and other use cases
over a year ago
Jonas Hietala
The 4-Hour Chef: Scrambled Eggs I’ve been listening to The Tim Ferriss Show a while now and he and his guests often inspire me to...
over a year ago
14
over a year ago
I’ve been listening to The Tim Ferriss Show a while now and he and his guests often inspire me to make changes and start doing new things. I got introduced to Josh Waitzkin’s excellent The Art of Learning and the meta skill of learning has since then fascinated me. So when I got...
Applied Cartography
Consider the data product The advice might seem dated these days, but I think the stair step approach to bootstrapping is...
8 months ago
21
8 months ago
The advice might seem dated these days, but I think the stair step approach to bootstrapping is evergreen: It’s much easier to sell an add-on to an existing ecosystem like a WordPress plugin, a Shopify app, a Heroku add-on – they’re usually small things to build, relatively...
Lighthouse Blog
Updates November 17: Content classification and summary
a year ago
Christian Selig
Juno 1.1 If you’re new, Juno is a visionOS app for YouTube! Juno’s initial launch blew my socks off. It was...
a year ago
62
a year ago
If you’re new, Juno is a visionOS app for YouTube! Juno’s initial launch blew my socks off. It was such a cool feeling to release an app on day one of the Apple Vision Pro’s launch, and having people be so excited about it and have such great feedback made it that much better....
Vitalik Buterin's...
Fast Fourier Transforms
over a year ago
Jonas Hietala
Making a Game Again? I’ve gotta do a lab today at school, tomorrow I need to do the exam I missed when I had my...
over a year ago
10
over a year ago
I’ve gotta do a lab today at school, tomorrow I need to do the exam I missed when I had my glasses-missing headaches and I’m going to Ikea and some other shops for, you guessed it, shopping! Sure it’s fun and sure I need to do these things but the only thing on my mind now is...
Matt Mullenweg
Everyone’s An Owner Last Friday we said goodbye to 159 colleagues as part of our alignment offer. It was a tough day,...
8 months ago
29
8 months ago
Last Friday we said goodbye to 159 colleagues as part of our alignment offer. It was a tough day, there are a lot of close relationships within Automattic, and goodbyes are always hard. On Monday, I got to be Oprah for a few minutes. We had scheduled a town hall for leaders...
./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...
6 months ago
74
6 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...
MicroTimes Interviews the Head Honchos of Silicon Graphics (1989) Ed McCracken and Jim Clark talk about their hardware and the future of 3D
a year ago
Yazin Alirhayim
Tracking where a WhatsApp user came from At Amal, we have an AI chat bot that works over WhatsApp — allowing our customers to speak to their...
over a year ago
17
over a year ago
At Amal, we have an AI chat bot that works over WhatsApp — allowing our customers to speak to their bank account, asking questions like “What’s my balance” and “How much have I spent on Uber’s this month?”. A problem we faced really early on when connecting to WhatsApp was that...
Home on Erik...
I'm looking for data engineers I'm interrupting the regular programming for a quick announcement: we're looking for data engineers...
over a year ago
18
over a year ago
I'm interrupting the regular programming for a quick announcement: we're looking for data engineers at Better. You would be the first one to join and would work a lot directly with me. Some fun things you could work on (these are all projects I'm working on right now):
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
63
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
'Gzip with parallel compression support: pigz' The speed at which files are compressed with gzip is currently almost always determined by the speed...
over a year ago
17
over a year ago
The speed at which files are compressed with gzip is currently almost always determined by the speed of the CPU. However, standard unix gzip is single- threaded and only uses a single CPU (core). However, the maintainer of the zlib library has released 'pigz' or 'pig-zee' whichs...
Neil Madden
When a KEM is not enough In my previous post, I described the KEM/DEM paradigm for hybrid encryption. The key encapsulation...
over a year ago
20
over a year ago
In my previous post, I described the KEM/DEM paradigm for hybrid encryption. The key encapsulation mechanism is given the recipient’s public key and outputs a fresh AES key and an encapsulation of that key that the recipient can decapsulate to recover the AES key. In this post I...
Neil Madden
SipHash-based encryption for constrained devices I see a lot of attempts to define encryption schemes for constrained devices with short...
a year ago
23
a year ago
I see a lot of attempts to define encryption schemes for constrained devices with short authentication tags (e.g., 64 bits) using universal hashing. For example, there’s a proposal in CFRG at the moment for a version of AES-GCM with short tags for this kind of use-case. In my...
Arduino Blog
A DIY sous vide cooker for making the perfect steak Sous vide (which means “under vacuum” in French) is a cooking technique in which food is sealed in a...
3 months ago
25
3 months ago
Sous vide (which means “under vacuum” in French) is a cooking technique in which food is sealed in a plastic bag (or another container) and immersed in warm water for a long period of time. It is great for meat, like steak, because it ensures the food is an even temperature...
Style over Substance
My Home Assistant setup (2023 edition) For the past few years, I have been running Home Assistant to make my apartment a smart home. It’s...
over a year ago
161
over a year ago
For the past few years, I have been running Home Assistant to make my apartment a smart home. It’s become such a hobby of mine that I’ve even started coding add-ons for it. While there are other popular automation platforms, Home Assistant’s versatility blows the rest out of the...
Applied Cartography
Vibes and years XH asks: How do indie developers/small teams keep track of and prioritize long-term roadmaps? I've...
a year ago
14
a year ago
XH asks: How do indie developers/small teams keep track of and prioritize long-term roadmaps? I've been basically work off my gut + Feeling of the Day for the past few years, and that's getting a bit unsustainable Buttondown's roadmapping has existed for the past three years in a...
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...
Jonas Hietala
HandCash handles require trust and are insecure The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their...
over a year ago
11
over a year ago
The HandCash wallet has recently become a popular Bitcoin Cash wallet in large part thanks to their $handle concept. It’s basically a username you use instead of the normal Bitcoin Cash address, similar to how domain names abstract away IP addresses. For example instead of...
Arduino Blog
Arduino makes TIME’s 2025 World’s Top EdTech Companies We’re proud to share that Arduino has ranked #9 in TIME magazine’s 2025 list of the World’s Top...
2 months ago
8
2 months ago
We’re proud to share that Arduino has ranked #9 in TIME magazine’s 2025 list of the World’s Top EdTech Companies, created in collaboration with global market research firm Statista. This recognition places us in the top 10 globally – and reinforces our long-term commitment to...
Good Enough
TIL: JavaScript Turbo Stream Requests I am working on search for Album Whale and I was very confused when my JavaScript fetch requests...
over a year ago
17
over a year ago
I am working on search for Album Whale and I was very confused when my JavaScript fetch requests were not resulting in turbo_stream rendering getting displayed on my page. I checked my logs to see if the render was happening. I looked for missing <%= tags. Debugged and...
Lighthouse Blog
Updates November 10
a year ago
Willem's Blog
Limitations of sleep tracking using a wearable Limitations of heart rate analyses during sleep, why you should reconsider tracking your sleep.
over a year ago
Birchtree
A clear-eyed look at LLM energy use Andy Masley: A Cheat Sheet for Why Using ChatGPT Is Not Bad for the Environment If you want to...
2 months ago
9
2 months ago
Andy Masley: A Cheat Sheet for Why Using ChatGPT Is Not Bad for the Environment If you want to prompt ChatGPT 40 times, you can just stop your shower 1 second early. If you normally take a 5 minute shower, set a timer for 299 seconds instead, and you’
Notes on software...
Writing an x86 emulator from scratch in JavaScript: 2. system calls Previously in emulator basics: 1. a stack and register machine In this post we'll extend x86e...
over a year ago
15
over a year ago
Previously in emulator basics: 1. a stack and register machine In this post we'll extend x86e to support the exit and write Linux system calls, or syscalls. A syscall is a function handled by the kernel that allows the process to interact with data outside of its memory....
Arduino Blog
CapibaraZero: a student’s journey in reinventing hacking tools with Arduino Inventive, open-source, and cost-effective – these words perfectly describe CapibaraZero, a...
7 months ago
51
7 months ago
Inventive, open-source, and cost-effective – these words perfectly describe CapibaraZero, a multifunctional security and hacking tool developed by young innovator Andrea Canale. Inspired by the popular Flipper Zero, a portable device used to interact with digital systems, Canale...
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
17
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...
csvbase blog
How does it know I want csv? ⁠— An HTTP trick Forgotten parts of RFC2616
over a year ago
Arduino Blog
Arduino’s Alvik Robot shortlisted for the Bett Awards 2025 in the AV, VR/AR, Robotics, and Digital... We’re thrilled to announce that Arduino Education has been shortlisted for the Bett Awards 2025,...
7 months ago
55
7 months ago
We’re thrilled to announce that Arduino Education has been shortlisted for the Bett Awards 2025, this time in the AV, VR/AR, Robotics, or Digital Device category with our Alvik robot! This recognition highlights our dedication to innovation, inclusivity, and the advancement of...
Jorge Arango
How AI Is Built Podcast Nicolay Gerold interviewed me for his How AI is Built podcast. Our conversation focused on...
3 months ago
31
3 months ago
Nicolay Gerold interviewed me for his How AI is Built podcast. Our conversation focused on information architecture – with an interesting angle: Nicolay’s audience consists primarily of engineers developing AI products. What can these folks learn from IA to create better AI...
Arduino Blog
This disturbing Halloween doll was brought to life with Bottango Halloween is popular for a lot of reasons and it is safe to say that “creative expression” is near...
8 months ago
63
8 months ago
Halloween is popular for a lot of reasons and it is safe to say that “creative expression” is near the top of the list. That extends beyond store-bought costumes and decorations to DIY projects. If you want an excuse to make something impractical, Halloween can provide that. And...
Abishek Muthian
Apple Watch with Android A friend passed away recently during sleep due to unknown natural causes when they were all alone in...
6 months ago
16
6 months ago
A friend passed away recently during sleep due to unknown natural causes when they were all alone in a hotel in a foreign country. I couldn't dismiss the thought that may be if they had worn a smart watch they could have had better chances of reaching out for help and perhaps...
Notes on software...
Windows It has been six years since I last used Windows for any remotely serious software development. I've...
over a year ago
14
over a year ago
It has been six years since I last used Windows for any remotely serious software development. I've used Ubuntu, Arch, or FreeBSD since. But eventually I spent so much time working around common workplace tasks that I decided to put Windows 10 Pro on my work laptop. Windows...
Abort Retry Fail
Intel: a Bug and a Pro The FDIV bug and release of the P6
4 months ago
Birchtree
All the games I played in 2024, reviewed I love movies, but I really love games as well, so I figured I may as well follow up my 2024 movies...
6 months ago
68
6 months ago
I love movies, but I really love games as well, so I figured I may as well follow up my 2024 movies of the year post with something similar for games. I’m not going to rank these, but I’ll give a few words on each one
Birchtree
Apple’s 2024 report card: Vision Pro 👓 This is the fifth and final post in a series of posts reviewing Apple’s 2024 across their major...
6 months ago
47
6 months ago
This is the fifth and final post 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 Vision Pro report card here. Year one of Vision Pro This is a bit of
Abishek Muthian
No more global micro-SaaS from India Reserve Bank of India has published draft regulatory guidelines for payment aggregators1 which...
11 months ago
14
11 months ago
Reserve Bank of India has published draft regulatory guidelines for payment aggregators1 which requires payment aggregators to perform physical KYC on small & medium sized merchants, verify their bank accounts among other regulations. Stripe, sighting the aforementioned...
Push to Prod
Making an AB Test Allocator 20x Faster Using Non-blocking IO Many moons ago, I inherited a cross-company AB test and had to figure out how to allocate it...
8 months ago
Willem's Blog
Whoop strap review: 24/7 wearable sensor
over a year ago
Arduino Blog
Arduino and Truesense partner to bring UWB technology to millions We are excited to announce our latest partnership with Truesense, a leader in ultra-wideband (UWB)...
8 months ago
52
8 months ago
We are excited to announce our latest partnership with Truesense, a leader in ultra-wideband (UWB) technology, known for its innovative software and hardware solutions. This collaboration enhances our ecosystem of hardware products, software solutions, and cloud services,...
Home on Erik...
How to build up a data team (everything I ever learned about recruiting) During my time at Spotify, I've reviewed thousands of resumes and interviewed hundreds of people....
over a year ago
17
over a year ago
During my time at Spotify, I've reviewed thousands of resumes and interviewed hundreds of people. Lots of them were rejected but lots of them also got offers. Finally, I've also had my share of offers rejected by the candidate.
Applied Cartography
Does that dependency spark joy? If there's been one through line in changes to Buttondown's architecture over the past six months or...
4 months ago
28
4 months ago
If there's been one through line in changes to Buttondown's architecture over the past six months or so, it's been the removal and consolidation of dependencies: on the front-end, back-end, and in paid services. I built our own very spartan version of Metabase, Notion, and...
Louwrentius
'Tip of the day: Scrolling in GNU screen' Just the answer: By default, on Debian, the scroll back buffer is about 1K lines. This can...
over a year ago
15
over a year ago
Just the answer: By default, on Debian, the scroll back buffer is about 1K lines. This can be changed in the .screenrc file in your home directory. The following example sets the scroll back buffer to 5K lines. defscrollback 5000 Set the scroll back buffer on the fly with: First...
Applied Cartography
Keeping a technical edge Someone emailed me in response to Two years as an independent technologist, in which I wrote: I miss...
10 months ago
15
10 months ago
Someone emailed me in response to Two years as an independent technologist, in which I wrote: I miss of being at a large company, which is dealing with deeply cutting-edge technical problems, but my ability to analyze information, make decisions, and perform at a high-level has...
Jonas Hietala
Going into Being Busy mode I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or...
over a year ago
16
over a year ago
I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or something? So I can’t promise a game the next two months. Kinda beats the point of this site doesn’t it? I’m really sorry and that’s all I can say really… Hopefully I’ll get a week...
Arduino Blog
Coolest controllers ever? Icy gamepads melt in users’ hands Nintendo’s Joy-Con controller system is very innovative and generally well-regarded, with one major...
11 months ago
56
11 months ago
Nintendo’s Joy-Con controller system is very innovative and generally well-regarded, with one major exception: stick drift. That’s a reliability issue that eventually affects a large percentage of Joy-Cons, to the frustration of gamers. But what if that was intentional and...
Jonas Hietala
Notifications with xmonad/irssi/urxvt So I’ve been idling on irc for years now and I’ve been using irssi for that, which works fine. I...
over a year ago
17
over a year ago
So I’ve been idling on irc for years now and I’ve been using irssi for that, which works fine. I have not had notifications enabled, so I can see from the statusbar whenever someone messages me. As I’ve never been very active this has been fine, but now I figured it’s time to fix...
Willem's Blog
Cyber security: 5 easy tips to protect your server against hackers These 5 practical cyber security measures will improve the safety of server, website and data.
over a year ago
./techtipsy
No HDMI port on the ThinkPad T430? No problem! The ThinkPad T430 has a few options for running it with an external display: VGA port, which is...
11 months ago
112
11 months ago
The ThinkPad T430 has a few options for running it with an external display: VGA port, which is pretty much obsolete at this point mini DisplayPort connector on the laptop itself DVI or DisplayPort on a dock The mini DisplayPort port has annoyed me for as long as I’ve had this...
Construction Physics
Does All Semiconductor Manufacturing Depend on Spruce Pine Quartz? Here’s an idea you see spreading across the internet every so often: that all semiconductor and...
7 months ago
60
7 months ago
Here’s an idea you see spreading across the internet every so often: that all semiconductor and solar PV manufacturing depends on extremely pure quartz from the town of Spruce Pine, North Carolina.
Never Met a Science
For-Profit Academic Publishers Love LLM Garbage Springer Nature CEOs say: Hooray for Open Access!!
7 months ago
Vitalik Buterin's...
Understanding PLONK
over a year ago
Willem's Blog
Free from the iCloud: Escaping Apple Photos Recently I freed myself from Apple Photos, using free software to manage my photo library. Read...
over a year ago
15
over a year ago
Recently I freed myself from Apple Photos, using free software to manage my photo library. Read along to find out what software I use and how to make it play nice with your devices.
Notes on software...
Implementing a simple jq clone in Go, and basics of Go memory profiling In this post we'll build a basic jq clone in Go. It will only be able to pull a single path out of...
over a year ago
18
over a year ago
In this post we'll build a basic jq clone in Go. It will only be able to pull a single path out of each object it reads. It won't be able to do filters, mapping, etc. $ cat large-file.json | head -n2 | ./jqgo...
Vitalik Buterin's...
Why Proof of Stake (Nov 2020)
over a year ago
Arduino Blog
DIY ECU controls Honda Insight’s Kubota diesel engine The Honda Insight was the first hybrid car released in North America and Honda put serious effort...
a year ago
112
a year ago
The Honda Insight was the first hybrid car released in North America and Honda put serious effort into making it as efficient as was practical at the time. That meant aerodynamic streamlining, which is why the first-generation Insight had very distinct covers over the rear...
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
31
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...
Elevation Lab - Blog
Designers Desk #1: Angelo Vilar Designer's Desk is a new series featuring the desk setups of artists, designers, and creators -...
over a year ago
12
over a year ago
Designer's Desk is a new series featuring the desk setups of artists, designers, and creators - showcasing how they work and what their workspace looks like.   Angelo Vilar (AKA Ansirone) is an art director, animation designer, & illustrator based in Los Angeles. He keeps it...
Home on Erik...
Leaving Spotify Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an...
over a year ago
13
over a year ago
Febrary 6 was my last day at Spotify. In total I spent more than six years at Spotify and it was an amazing experience. I joined Spotify in Stockholm in 2008, mainly because a bunch of friends from programming competitions had joined already.
Arduino Blog
Ready for SPS Italia 2024? Ready for accessible industrial automation! Save the date on May 28th-30th, Arduino will be back at SPS Italia in Parma, showcasing how our...
a year ago
92
a year ago
Save the date on May 28th-30th, Arduino will be back at SPS Italia in Parma, showcasing how our open-source solutions are revolutionizing the industrial sector with high performance and accessibility. At Arduino’s booth #C020, hall 7, we’ll be presenting the latest additions to...
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
14
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...
The Pragmatic...
Interesting startup idea: benchmarking cloud platform pricing A team of 3 developers built a neat platform called Spare Cores that makes cloud instance pricing...
8 months ago
73
8 months ago
A team of 3 developers built a neat platform called Spare Cores that makes cloud instance pricing more transparent. A deepdive on how exactly they did it.
Willem's Blog
Health and fitness data Exploring the balance between health data and intuition, this blog post delves into how personal...
a year ago
19
a year ago
Exploring the balance between health data and intuition, this blog post delves into how personal well-being and fitness goals shape our relationship with technology and self-awareness.
Home on Erik...
Nearest neighbor methods and vector models – part 1 This is a blog post rewritten from a presentation at NYC Machine Learning last week. It covers a...
over a year ago
16
over a year ago
This is a blog post rewritten from a presentation at NYC Machine Learning last week. It covers a library called Annoy that I have built that helps you do (approximate) nearest neighbor queries in high dimensional spaces.
Simply Explained
How I Use Alfred to Search My Obsidian Notes Faster (with Spotlight!) In this post, I’ll show you how I integrated Obsidian into Alfred so I can search my vault from...
over a year ago
28
over a year ago
In this post, I’ll show you how I integrated Obsidian into Alfred so I can search my vault from anywhere on my Mac. I just open Alfred, type “note” followed by my query, and see my search results. Hit enter and the correct note opens in Obsidian. Easy and quick!
Birchtree
The Snow Leopard we've built up in our heads Nick Heer: linking to Jeff Johnson's The myth and reality of Mac OS X Snow Leopard I read an article...
3 months ago
28
3 months ago
Nick Heer: linking to Jeff Johnson's The myth and reality of Mac OS X Snow Leopard I read an article today from yet another person pining for a mythical Snow Leopard-style MacOS release. While I sympathize with the intent of their argument, it is largely fictional and, as
Louwrentius
Recycle your old laptop display and turn it into a monitor During a cleaning spree I decided that it was time to recycle two old laptops that were just...
over a year ago
47
over a year ago
During a cleaning spree I decided that it was time to recycle two old laptops that were just collecting dust on a shelf for many years. Although I didn't have any purpose for them anymore, I realised that the displays were still perfectly fine. This is the display of my old 13"...
./techtipsy
How to copy media off of an iPhone the hard way (using Linux) I helped a family member upgrade to a newer iPhone and make some room so that the internal storage...
10 months ago
87
10 months ago
I helped a family member upgrade to a newer iPhone and make some room so that the internal storage does not run out. They had Nextcloud installed on the current phone, but due to limitations of the Nextcloud iOS app, the backups only take place if the app itself is open, meaning...
Jonas Hietala
Why Cryptocurrencies? is now available in print Today is a big milestone for me, as this marks a big milestone in the biggest personal project I’ve...
over a year ago
15
over a year ago
Today is a big milestone for me, as this marks a big milestone in the biggest personal project I’ve undertaken. My book ‘Why Cryptocurrencies?’ is released in print today! It’s my attempt to explain what cryptocurrencies are and what problems they solve, in a simple and...
Ken Shirriff's blog
The Pentium as a Navajo weaving Hurrying through the National Gallery of Art five minutes before closing, I passed a Navajo weaving...
10 months ago
18
10 months ago
Hurrying through the National Gallery of Art five minutes before closing, I passed a Navajo weaving with a complex abstract pattern. Suddenly, I realized the pattern was strangely familiar, so I stopped and looked closely. The design turned out to be an image of Intel's Pentium...
Arduino Blog
Marble art madness from a marvelous machine Marbles are underrated. They’re very round, roll well, tend to be pretty shiny, and come in all...
9 months ago
45
9 months ago
Marbles are underrated. They’re very round, roll well, tend to be pretty shiny, and come in all sorts of neat colors. That last characteristic makes them suitable for artwork, like orbicular pixels. In his most ambitious project to date, Engineezy took advantage of those...
Jonas Hietala
Groar Download Linux 64bit Windows So I actually finished Ludum Dare 33. I can’t believe how hard it was...
over a year ago
18
over a year ago
Download Linux 64bit Windows So I actually finished Ludum Dare 33. I can’t believe how hard it was to actually make something! It continues to amaze me what fantastic stuff everyone manage to make in just 48 hours. This is what I came up with for the theme You are the Monster....
tim.sh
Github scam investigation: Thousands of "mods" and "cracks" stealing your data While looking through the articles on a "social engineering" themed forum I discovered a relatively...
4 months ago
10
4 months ago
While looking through the articles on a "social engineering" themed forum I discovered a relatively new scam scheme that shocked me. People create thousands of GitHub repositories with all sorts of things - from Roblox and Fortnite mods to "cracked" FL Studio and Photoshop. As...
Willem's Blog
Marathon Read the story of how it feels to complete your first marathon.
8 months ago
computers are bad
2024-09-14 the national warning system Previously on Deep Space Nine, we discussed the extensive and variable products that AT&T and...
9 months ago
71
9 months ago
Previously on Deep Space Nine, we discussed the extensive and variable products that AT&T and telephone operating companies sold as private lines. One of the interesting properties of private line systems is that they can be ordered as four-wire. Internally, the telephone network...
./techtipsy
Tiered storage: use the right tool for the job Hard drives are still the default choice for many homelab and data hoarding enthusiasts. They still...
over a year ago
69
over a year ago
Hard drives are still the default choice for many homelab and data hoarding enthusiasts. They still hold the gigabytes per dollar advantage over SSD-s (for now), and if you buy the big external drives and take the drives out of the enclosures, you can get a pretty good...
Posts on Made of...
Wordpress tricks: Disabling editing shortcuts One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t...
over a year ago
16
over a year ago
One of the major reasons I can’t stand webapps is because I’m a serious emacs junkie, and I can’t edit text in anything that doesn’t have decent emacs keybindings. Fortunately, on Linux, at least, GTK provides basic emacs keybindings if you add gtk-key-theme-name = "Emacs" to...
Buck on Software
Don't be foie gras If 2016-2020 was the golden unicorn age of SaaS, 2021 nearly hurtled us into the foie gras* era.
over a year ago
22
over a year ago
If 2016-2020 was the golden unicorn age of SaaS, 2021 nearly hurtled us into the foie gras* era.
Willem's Blog
Using Google Free Android Using a Google Free Android phone is uncommon these days, yet I decided to try the Volla Phone to...
over a year ago
16
over a year ago
Using a Google Free Android phone is uncommon these days, yet I decided to try the Volla Phone to experience its freedom and privacy.
Vitalik Buterin's...
Why sharding is great: demystifying the technical properties
over a year ago
./techtipsy
Self-hosting Wikipedia using Kiwix Do you have a need to host Wikipedia on your computer? Or a StackExchange site, like Super...
over a year ago
50
over a year ago
Do you have a need to host Wikipedia on your computer? Or a StackExchange site, like Super User? It’s easier than you think! Step 1: download stuff! The Kiwix project provides ZIM files for many popular websites, including Wikipedia. These files can be downloaded over at Kiwix...
Willem's Blog
Rescuing files from a broken harddisk Yesterday I helped a young woman with her broken computer containing precious photos, could I safe...
over a year ago
Vitalik Buterin's...
Governance, Part 2: Plutocracy Is Still Bad
over a year ago
Posts on Made of...
Systems that defy detailed understanding Last week, I wrote about the mindset that computer systems can be understood, and behaviors can be...
over a year ago
17
over a year ago
Last week, I wrote about the mindset that computer systems can be understood, and behaviors can be explained, if we’re willing to dig deep enough into the stack of abstractions our software is built atop. Some of the ensuing discussion on Twitter and elsewhere lead me to write...
Birchtree
My favorite (and least favorite) movies of 2024 I’ve watched 48 new release movies in 2024, and with just a few weeks left in the year, I wanted to...
6 months ago
99
6 months ago
I’ve watched 48 new release movies in 2024, and with just a few weeks left in the year, I wanted to make what is my current top 10 (plus honorable mentions & worst movies). As we get to the end of the year and you might have some
Birchtree
Tariffs, integrity, and chaos Ben Thompson: American Disruption (emphasis mine): [T]he most important components for executing a...
2 months ago
18
2 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...
Good Enough
TIL: Don’t forget your Web Manifest file We’re primarily a web shop. We’re dipping our toes into mobile app development, but our collective...
over a year ago
18
over a year ago
We’re primarily a web shop. We’re dipping our toes into mobile app development, but our collective expertise is in making products and services for the web. And like everyone else, our use of the web has shifted from our desktops and laptops to our phones. As we’re creating and...
Himanshu Mishra |...
Your product either lives long enough to become a platform or it dies out Everything around you is a platform💡 If you are building a software to be used by developers, you...
over a year ago
Applied Cartography
Auth.js + Square Internal tools and small, well-scoped projects are a great avenue to tinker with technologies on the...
a year ago
15
a year ago
Internal tools and small, well-scoped projects are a great avenue to tinker with technologies on the periphery of your understanding, and a Third South project has led me to spin up a small Next project using Bun [1] and Auth.js (nee next-auth), which has been quite bad and I...
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
26
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...
Posts on Made of...
The Window Manager I Want Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window...
over a year ago
17
over a year ago
Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window managers, going through, over the years, StumpWM, Ion 3, and finally XMonad. They've all had various strengths and weaknesses, but I've never been totally happy with any of them. This...
Home on Erik...
More recommender algorithms I wanted to share some more insight into the algorithms we use at Spotify. One matrix factorization...
over a year ago
17
over a year ago
I wanted to share some more insight into the algorithms we use at Spotify. One matrix factorization algorithm we have used for a while assumes that we have user vectors $$ bf{a}_u $$ and item vectors $$ bf{b}_i $$ .
Jonas Hietala
2014 Read Books In total I read 20 books, which is 33% less than last year. Fiction How to Be a Woman - Catilin...
over a year ago
17
over a year ago
In total I read 20 books, which is 33% less than last year. Fiction How to Be a Woman - Catilin Moran Fun! The Kill Room - Jeffery Deaver A Song of Ice and Fire: Game of Thrones - George R.R. Martin Reread. A Song of Ice and Fire: A Clash of Kings - George R.R. Martin Reread. A...
Posts on Made of...
Confessions of a programmer: I hate code review Most of the projects I've been working on today have fairly strict code review policies. My work...
over a year ago
18
over a year ago
Most of the projects I've been working on today have fairly strict code review policies. My work requires code review on most of our code, and as we bring on an army of interns for the summer, I've been responsible for reviewing lots of code. Additionally, about five months ago...
Daniel De Laney
Objectivity is superstition An objective, external world is a non-falsifiable assumption. The prevailing theory is that our...
3 months ago
10
3 months ago
An objective, external world is a non-falsifiable assumption. The prevailing theory is that our subjective experiences correspond to an external reality. However, they may simply be subjective through and through. That which we claim to be evidence of external reality is actually...
Style over Substance
CANARY Corrugated Cardboard Cutter The CANARY corrugated cardboard cutter is definitely in my top 10 list of most useful purchases...
over a year ago
106
over a year ago
The CANARY corrugated cardboard cutter is definitely in my top 10 list of most useful purchases ever. During the COVID-19 lockdowns, we all started shopping online a lot more. The number of cardboard boxes in our house basically quadrupled overnight and cutting them down to size...
Toni Lijic
SwiftUI Explorations My journey of learning SwiftUI as a designer.
a year ago
Jorge Arango
Horsey Horseless and the Challenge of AI-native Products Disruptive technologies call for rethinking product design. We must question assumptions about...
5 months ago
46
5 months ago
Disruptive technologies call for rethinking product design. We must question assumptions about underlying infrastructure and mental models while acknowledging neither change overnight. For example, self-driving cars don’t need steering wheels. Users direct AI-driven vehicles by...
Louwrentius
Don't be afraid of RAID Introduction I sense this sentiment on the internet that RAID is dangerous, that the likelihood of...
over a year ago
20
over a year ago
Introduction I sense this sentiment on the internet that RAID is dangerous, that the likelihood of your RAID array failing during a rebuild is almost a certainty, because hard drives have become so large. I think nothing is further from the truth and I would like to dispel this...
computers are bad
2023-05-07 electrical characteristics of telephone lines Let's take a break from our boring topic of regional history to focus instead on an even more boring...
over a year ago
87
over a year ago
Let's take a break from our boring topic of regional history to focus instead on an even more boring topic: implementation details of telephone lines. The conventional "copper pair" analog telephone line is fading away. The FCC has begun to authorize abandonment of copper outside...
Notes on software...
Interview with the D Language Blog: BSDScheme This is an external post of mine. Click here if you are not redirected.
over a year ago
Louwrentius
Creating storage benchmark charts with FIO and GNUplot Edit 2019: I've made a new tool called 'fio-plot'to create various graphs. I use FIO to perform...
over a year ago
20
over a year ago
Edit 2019: I've made a new tool called 'fio-plot'to create various graphs. I use FIO to perform storage IO performance benchmarks. FIO does provide a script called "fio_generate_plots" which generates PNG or JPG based charts based on the data generated by FIO. The charts are...
Arduino Blog
Speed up your project’s compile time by up to 50% in Arduino Cloud! At Arduino, we know how precious your time is when you’re building your next big project or...
6 months ago
30
6 months ago
At Arduino, we know how precious your time is when you’re building your next big project or experimenting with new ideas. That’s why we’re thrilled to introduce a game-changing update to the Cloud Editor Builder — the engine behind compiling your sketches in Arduino Cloud. This...
Vitalik Buterin's...
Sidechains vs Plasma vs Sharding
over a year ago
Vitalik Buterin's...
d/acc: one year later
5 months ago
Gwern.net Newsletter
April 2020 gwern.net newsletter This is the April 2020 edition of the gwern.net newsletter; previous, March 2020 (archives).
over a year ago
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
15
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...
Vitalik Buterin's...
預測市場:一個選舉小故事(2021年 二月)
over a year ago
Notes on software...
Interpreting Go After spending some time at work on tooling for keeping documentation in sync with Go struct...
over a year ago
18
over a year ago
After spending some time at work on tooling for keeping documentation in sync with Go struct definitions I had enough exposure to Go's built-in parsing package that next steps were clear: write an interpreter. It's a great way to get more comfortable with a language's AST. In...
Birchtree
You did not put a lot of time into this Chris has an external drive faster than you’ve ever seen, Matt has a new email app he swears isn’t...
2 months ago
33
2 months ago
Chris has an external drive faster than you’ve ever seen, Matt has a new email app he swears isn’t his new favorite cult, and the whole gang does their best to redesign iOS and iPadOS. Check it out in audio or video! Weekly Topics ACASIS 80Gbps
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...
Birchtree
The mythical iOS 18.4 Zac Hall writing for 9to5Mac: Apple’s Competitive Edge in AI Hinges on These Three Unreleased Siri...
4 months ago
31
4 months ago
Zac Hall writing for 9to5Mac: Apple’s Competitive Edge in AI Hinges on These Three Unreleased Siri Features It feels like a make-or-break moment for Siri, and these three remaining iOS 18 features are key indicators of Apple’s ability to leverage AI with Siri. These three Siri
detreville
But why "detreville"? (But why not?)
over a year ago
Birchtree
“Retina” is not a static PPI I’m just going to keep posting about this every few months because people keep getting “retina”...
3 months ago
29
3 months ago
I’m just going to keep posting about this every few months because people keep getting “retina” wrong. According to this YouTube video that was recommended to me today, retina on desktop monitors is exactly 218ppi (pixels per inch). Now of course the iPhone 4, which was
Christian Selig
More Efficient/Faster Average Color of Image Skip to the ‘Juicy Code 🧃’ section if you just want the code and don’t care about the preamble of...
over a year ago
47
over a year ago
Skip to the ‘Juicy Code 🧃’ section if you just want the code and don’t care about the preamble of why you might want this! Finding the average color of an image is a nice trick to have in your toolbelt for spicing up views. For instance on iOS, it’s used by Apple to make their...
Birchtree
This is why people see attacks on DEI as thinly veiled racism The tragedy in Washington D.C. this week was horrible, and a shocking incident. There should and...
5 months ago
35
5 months ago
The tragedy in Washington D.C. this week was horrible, and a shocking incident. There should and will be an investigation into what went wrong here, but every politician and official who spoke at the White House today explicitly blamed DEI programs for this crash. The message may...
./techtipsy
ThinkPad as a server: the follow-up It’s been a while since I last wrote about my ThinkPad T430 that was tasked with being a home...
over a year ago
77
over a year ago
It’s been a while since I last wrote about my ThinkPad T430 that was tasked with being a home server. After doing some experiments with my setup a couple of times, it is once again the main server for all my self-hosting needs. However, this time I have made some...
Notes on software...
A minimal distributed key-value database with Hashicorp's Raft library When I wrote the "build a distributed PostgreSQL proof of concept" post I first had to figure...
over a year ago
19
over a year ago
When I wrote the "build a distributed PostgreSQL proof of concept" post I first had to figure out how to use Hashicorp's Raft implementation. There weren't any examples I could find in the Hashicorp repo itself. And the only example I could find was Philip O'Toole's hraftd. It's...
computers are bad
2024-08-19 mining for meteors Billboards Route 66 is often viewed through the lens of its billboards. The Jack Rabbit Trading...
10 months ago
95
10 months ago
Billboards Route 66 is often viewed through the lens of its billboards. The Jack Rabbit Trading Post, a small store a few miles out of Joseph City, would hardly be remembered were it not for its billboards spanning four states. The tradition of far-advance billboards is still...
Louwrentius
How to determine which process causes IO ? There is a nifty little program called 'iotop'. Iotop is part of Debian or Ubuntu and can be...
over a year ago
17
over a year ago
There is a nifty little program called 'iotop'. Iotop is part of Debian or Ubuntu and can be installed with a simple apt-get. Once you have determined with 'top' that the system is waiting on IO-access, It is nice to know which process is responsibe for this IO. Therefore, you...
Abort Retry Fail
Unboxing New Old Stock Windows 3.11 A Photo Gallery
a year ago
Home on Erik...
Storm in the stratosphere: how the cloud will be reshuffled Here's a theory I have about cloud vendors (AWS, Azure, GCP): Cloud vendors1 will increasingly...
over a year ago
13
over a year ago
Here's a theory I have about cloud vendors (AWS, Azure, GCP): Cloud vendors1 will increasingly focus on the lowest layers in the stack: basically leasing capacity in their data centers through an API. Other pure-software providers will build all the stuff on top of it.
Applied Cartography
What Gives Matthieu asks: Since you do a lot of things (investor, dad, owner of a "small" business, blog...
4 months ago
31
4 months ago
Matthieu asks: Since you do a lot of things (investor, dad, owner of a "small" business, blog writer) I was wondering what you don't do to keep up with this level of commitment. In the same line, it often said that behind one person success, there's a wife/husband that helps to...
Matt Mullenweg
Scale In high school when 5% of your class doesn’t like you it’s like 3-5 people. Running a company of...
4 months ago
30
4 months ago
In high school when 5% of your class doesn’t like you it’s like 3-5 people. Running a company of 1,700+ when 5% doesn’t like you, that’s 85 people! That fills a room. 150k followers and 5% don’t like you now you have a small stadium of 7,500 people. It’s still 5%.
Neil Madden
I still don’t really get “hash shucking” If you want to learn how to store passwords securely, you could do a lot worse than looking at the...
over a year ago
26
over a year ago
If you want to learn how to store passwords securely, you could do a lot worse than looking at the OWASP Password Storage Cheat Sheet. These cheat sheets are generally pretty good, and the password storage one is particularly good. The editors do a great job of keeping it up to...
Home on Erik...
The software engineering rule of 3 Here's a dumb extremely accurate rule I'm postulating* for software engineering projects: *you need...
over a year ago
18
over a year ago
Here's a dumb extremely accurate rule I'm postulating* for software engineering projects: *you need at least 3 examples before you solve the right problem*. This is what I've noticed: Don't factor out shared code between two classes.
watchTowr Labs
Fortinet FortiGate CVE-2024-23113 - A Super Complex Vulnerability In A Super Secure Appliance In... Today we'd like to share a recent journey into (yet another) SSLVPN appliance vulnerability - a...
8 months ago
21
8 months ago
Today we'd like to share a recent journey into (yet another) SSLVPN appliance vulnerability - a Format String vulnerability, unusually, in Fortinet's FortiGate devices. It affected (before patching) all currently-maintained branches, and recently was highlighted by CISA as...
Neil Madden
Making things I made my daughter a toy tree house thing for Christmas out of old firewood (and a slice of cedar...
over a year ago
15
over a year ago
I made my daughter a toy tree house thing for Christmas out of old firewood (and a slice of cedar donated by a neighbour). It’s a bit clunky in places — “rustic” shall we say? But I probably enjoyed making this, over a few weeks of lunchtimes and evenings, more than anything I’ve...
Louwrentius
Benchmarking a 1.44 MB floppy drive I've used fio - a storage benchmarking tool - to benchmark a 1.44 MB floppy drive to gauge its...
over a year ago
16
over a year ago
I've used fio - a storage benchmarking tool - to benchmark a 1.44 MB floppy drive to gauge its random I/O performance. I have no real reason for doing this. I just thought it was funny. I've run a benchmark against the floppy drives for different queue depths. The results are...
Birchtree
A quick, incomplete thought about Squid Game 2 This one thing about Squid Game really sticks in my craw…
5 months ago
Greater Still by...
Finance, Fairer Sharing our investment in Jia, which turns crypto liquidity into working capital for small...
over a year ago
11
over a year ago
Sharing our investment in Jia, which turns crypto liquidity into working capital for small businesses in every corner of the world.
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
12
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...
Jorge Arango
Traction Heroes Ep. 4: Mental Models In episode 4 of the Traction Heroes podcast, Harry and I discussed mental models. It’s a tricky...
4 months ago
29
4 months ago
In episode 4 of the Traction Heroes podcast, Harry and I discussed mental models. It’s a tricky phrase: we brought up two different, yet common, uses: Mental models as individuals’ internal understandings of a particular things and situations – i.e., the “Indi Young”...
Jonas Hietala
Getting the book into my hands Around a month ago I placed an order for a reference copy of my upcoming book Why Cryptocurrencies?....
over a year ago
12
over a year ago
Around a month ago I placed an order for a reference copy of my upcoming book Why Cryptocurrencies?. I took the cheapest shipping option at IngramSpark, without tracking and, apparently, without customs declarations as it got stuck in customs for several weeks. But it’s here...
watchTowr Labs
Exploitation Walkthrough and Techniques - Ivanti Connect Secure RCE (CVE-2025-0282) As we saw in our previous blogpost, we fully analyzed Ivanti’s most recent unauthenticated Remote...
5 months ago
57
5 months ago
As we saw in our previous blogpost, we fully analyzed Ivanti’s most recent unauthenticated Remote Code Execution vulnerability in their Connect Secure (VPN) appliance. Specifically, we analyzed CVE-2025-0282. Today, we’re going to walk through exploitation. Once again, however,...
Odds and Ends of...
Here's a pitch for what the National Data Library should actually be Do you want to be a National Data Librarian?
4 months ago
Krebs on Security
China-based SMS Phishing Triad Pivots to Banks China-based purveyors of SMS phishing kits are enjoying remarkable success converting phished...
2 months ago
24
2 months ago
China-based purveyors of SMS phishing kits are enjoying remarkable success converting phished payment card data into mobile wallets from Apple and Google. Until recently, the so-called “Smishing Triad” mainly impersonated toll road operators and shipping companies. But experts...
Avestura's Blog
Using Tor outside of the Tor Browser This post shows how to run Tor with a simple PowerShell script and use it in other apps like...
over a year ago
Arduino Blog
Ride safer with these DIY bicycle lights Many people around the world live in cities designed for cars, with bicycle use being a distant...
11 months ago
59
11 months ago
Many people around the world live in cities designed for cars, with bicycle use being a distant afterthought. That makes cycling dangerous and lights can do a lot to make riding safer. That’s why Giovanni Aggiustatutto designed this DIY system that includes headlights, a...