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Applied Cartography
Typesafe routes in Vue I watched Gary Bernhardt's talk on static routing back a few years ago and — I'm not sure if I would...
a year ago
20
a year ago
I watched Gary Bernhardt's talk on static routing back a few years ago and — I'm not sure if I would call it formative, but it stuck in my craw as a platonic ideal of sorts, as something I couldn't really justify adopting within Buttondown but really wanted. I built out and...
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
124
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...
Notes on software...
The limitations of LLMs, or why are we doing RAG? This is an external post of mine. Click here if you are not redirected.
a year ago
lcamtuf’s thing
Random objects: Guycot & Jarre Early repeating handguns, or another unnecessary excursion into the bowels of history.
a year ago
Louwrentius
The Raspberry Pi 5 is no match for a tini-mini-micro PC I've always been fond of the idea of the Raspberry Pi. An energy efficient, small, cheap but capable...
a year ago
84
a year ago
I've always been fond of the idea of the Raspberry Pi. An energy efficient, small, cheap but capable computer. An ideal home server. Until the Pi 4, the Pi was not that capable, and only with the relatively recent Pi 5 (fall 2023) do I feel the Pi is OK performance wise, although...
axio.ms
MicroMac, a Macintosh for under £5 A microcontroller Macintosh This all started from a conversation about the RP2040 MCU, and building...
a year ago
33
a year ago
A microcontroller Macintosh This all started from a conversation about the RP2040 MCU, and building a simple desktop/GUI for it. I’d made a comment along the lines of “or, just run some old OS”, and it got me thinking about the original Macintosh. The original Macintosh was...
Arduino Blog
Improve laser engraving speeds with an Arduino-controlled turntable Engraving items with a laser-based system at home is amazingly convenient for one-off parts, but...
a year ago
73
a year ago
Engraving items with a laser-based system at home is amazingly convenient for one-off parts, but what happens when the production volume needs to increase? For element14 Presents host Clem Mayer, this usually meant preparing many uniform pieces of engraving stock, opening the...
Matt Blewitt
Building a PostgreSQL Extension, Line by Line I’ve been working on a particular problem - how to offer logical replication for a very large number...
a year ago
21
a year ago
I’ve been working on a particular problem - how to offer logical replication for a very large number of Postgres databases, where I don’t have the ability (or capacity) to liaise with the users of the databases one-to-one. In order to mitigate some of the limitations, I wanted to...
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
66
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...
Notes on software...
Confusion is a muse Some of the most interesting technical blog posts I read come from, and a common reason for posts I...
a year ago
23
a year ago
Some of the most interesting technical blog posts I read come from, and a common reason for posts I write is, confusion. You're at work and you start asking questions that are difficult to answer. You spend a few hours or a day trying to get to the bottom of things. If you ask a...
Lighthouse Blog
Updates June 14
a year ago
Arduino Blog
A gamified approach to therapy and motor skills testing For children who experience certain developmental delays, specific types of physical therapies are...
a year ago
60
a year ago
For children who experience certain developmental delays, specific types of physical therapies are often employed to assist them in improving their balance and motor skills/coordination. Ivan Hernandez, Juan Diego Zambrano, and Abdelrahman Farag were looking for a way to quantify...
somenice
CBC Spark with Nora Young Really upset to recently learn that Spark with Nora Young has been cancelled by the CBC, ending in...
a year ago
85
a year ago
Really upset to recently learn that Spark with Nora Young has been cancelled by the CBC, ending in June 2024. (Announcement episode) One of the most intelligent, progressive technology-in-society news shows in Canada or anywhere for that matter. Perhaps that it’s medium is radio...
lcamtuf’s thing
The 8-bit (MCU) manifesto Eight-bit microcontrollers aren't relics; they are a design philosophy. You might want to use them...
a year ago
./techtipsy
How to save an old printer from the e-waste pile with a Raspberry Pi A family member has a Canon PIXMA MP250 printer, originally released in 2009. It has been a very...
a year ago
127
a year ago
A family member has a Canon PIXMA MP250 printer, originally released in 2009. It has been a very reliable piece of hardware, especially for a printer. Then came Windows 10. The printer would not work out of the box with it and the official drivers got stuck during installation....
Matt Blewitt
Logical Replication Guardrails I’ve been working with logical replication in PostgreSQL recently, and I wanted to share a few...
a year ago
21
a year ago
I’ve been working with logical replication in PostgreSQL recently, and I wanted to share a few thoughts on how to implement some guardrails to make things easier on operators.
Arduino Blog
A DIY weather display with dedicated outdoor sensor station Weather stations are popular projects in the maker community because they’re useful and usually...
a year ago
108
a year ago
Weather stations are popular projects in the maker community because they’re useful and usually quite affordable to construct. But most that we see are really weather information displays that gather data through the internet from stations in the region. That data is fairly...
Bryan Braun - Blog
Goodbye Evernote, Hello Obsidian I use note-taking software every day. I use it for journaling, blogging, capturing ideas,...
a year ago
24
a year ago
I use note-taking software every day. I use it for journaling, blogging, capturing ideas, researching technologies, managing my projects, and many other things. Writing is how I think through problems, and note-taking software makes all that thinking easy to search and...
computers are bad
2024-06-08 dmv.org The majority of US states have something called a "Department of Motor Vehicles," or DMV. Actually,...
a year ago
122
a year ago
The majority of US states have something called a "Department of Motor Vehicles," or DMV. Actually, the universality of the term "DMV" seems to be overstated. A more general term is "motor vehicle administrator," used for example by the American Association of Motor Vehicle...
Arduino Blog
RIoT Secure joins Arduino’s SIPP as Gold Partner We are excited to announce that RIoT Secure has joined Arduino’s System Integrators Partnership...
a year ago
112
a year ago
We are excited to announce that RIoT Secure has joined Arduino’s System Integrators Partnership Program at the Gold level. Founded in 2017 in Stockholm, Sweden, RIoT Secure is at the forefront of IoT security, especially in regards to resource-constrained microcontrollers,...
watchTowr Labs
No Way, PHP Strikes Again! (CVE-2024-4577) Orange Tsai tweeted a few hours ago about “One of [his] PHP vulnerabilities, which affects XAMPP by...
a year ago
24
a year ago
Orange Tsai tweeted a few hours ago about “One of [his] PHP vulnerabilities, which affects XAMPP by default”, and we were curious to say the least. XAMPP is a very popular way for administrators and developers to rapidly deploy Apache, PHP, and a bunch of other tools, and
Arduino Blog
This desk lamp automatically adjusts its brightness using AI on an Arduino UNO When you hear about all of the amazing things being accomplished with artificial intelligence today,...
a year ago
72
a year ago
When you hear about all of the amazing things being accomplished with artificial intelligence today, you probably assume that they require a massive amount of processing power. And while that is often true, there are machine learning models that can run on the edge — including on...
Lighthouse Blog
Updates June 07
a year ago
Arduino Blog
DIY submersible pump controller helps retrieve well water It might surprise our urban-dwelling readers, but wells are still very common in rural areas where...
a year ago
72
a year ago
It might surprise our urban-dwelling readers, but wells are still very common in rural areas where it is difficult or prohibitively expensive to run utilities. The CDC reports that more than 15 million households rely on groundwater and wells — and that’s just in the United...
./techtipsy
They make USB-C cables with displays now! I’ve reached a point in my setup where most of the devices that I use are based around the coveted...
a year ago
128
a year ago
I’ve reached a point in my setup where most of the devices that I use are based around the coveted USB-C port. This meant that I had a valid reason to get a few extra because I didn’t yet have a stockpile of good USB-C cables. That’s when I found out that there exist cables that...
Arduino Blog
A beautiful custom calculator built with IV-12 VFD tubes Nixie tubes have been the go-to option for makers looking for retro display aesthetics for many...
a year ago
103
a year ago
Nixie tubes have been the go-to option for makers looking for retro display aesthetics for many years, because their distinct orange glow carries a lot of vintage appeal. But VFD (vacuum fluorescent display) tubes have been gaining in popularity recently and have different —...
Greater Still by...
In Defense of the New The future is being crafted out on the edge. Are you paying attention?
a year ago
Arduino Blog
The Club Master is a Nano RP2040 Connect-powered device that improves your golf swing When playing golf, few things are as important as using the correct form when swinging, since even...
a year ago
72
a year ago
When playing golf, few things are as important as using the correct form when swinging, since even small deviations can be the difference between a hole-in-one and additional strokes. To improve his game, Concept Bytes has designed a small clip-on device called the “Club Master.”...
GitButler
GitButler 0.12 - "Stingy Baker" New GitButler release is out! Undo anything, modify your commits with ease, new AI stuff and more!
a year ago
./techtipsy
Steam Deck: I like it I got a Steam Deck. Only took me a year or so of contemplating getting one, and trying out HoloISO,...
a year ago
156
a year ago
I got a Steam Deck. Only took me a year or so of contemplating getting one, and trying out HoloISO, the unofficial SteamOS installer finally convinced me to get one.1 It took another year to actually get down to writing down my thoughts on it. This post is written from the...
computers are bad
2024-06-02 consumer electronics control In a previous episode, I discussed audio transports and mention that they have become a much less...
a year ago
130
a year ago
In a previous episode, I discussed audio transports and mention that they have become a much less important part of the modern home theater landscape. One reason is the broad decline of the component system: most consumers aren't buying a television, home theater receiver,...
Applied Cartography
Notes from May Lots of writing this month: Why you should use Rails A reminder that things take time How...
a year ago
22
a year ago
Lots of writing this month: Why you should use Rails A reminder that things take time How shadcn/ui's previews work Why I hate that 1.01% meme A lovely term, 'grace note' Au revoir, invoke! A quick check-in on 11ty A rant/snippet for auth.js The first edition of what will be a...
Jonas Hietala
Migrating to rocks.nvim My relationship with my Neovim config is best described as an On-again, off-again relationship. At...
a year ago
27
a year ago
My relationship with my Neovim config is best described as an On-again, off-again relationship. At times I’m deeply in love and spend all my time caressing the config—like how in September I did a complete rewrite in Lua—while other times I’m busy with other love interests and...
Matt Blewitt
A Love Letter to Giant Robots Ah, giant robots. I grew up thinking they are the coolest things ever, and I still do. My first...
a year ago
19
a year ago
Ah, giant robots. I grew up thinking they are the coolest things ever, and I still do. My first exposure to them was probably through 1994’s BattleTech animated series, where Adam Steiner piloted an AXM-2N Axman, in its frankly ridiculous neon green and purple paint job. And from...
Applied Cartography
The taste of beer Unlike stories, real life, when it has passed, inclines toward obscurity, not clarity. There’s a...
a year ago
22
a year ago
Unlike stories, real life, when it has passed, inclines toward obscurity, not clarity. There’s a relatively famous line from Bezos, circulated first at YC in ’08 and then more recently by the folks at Acquired (a great pod!): Jeff uses this analogy for AWS. He talks about...
Vitalik Buterin's...
Some reflections on the Bitcoin block size war
a year ago
Lighthouse Blog
Updates May 31
a year ago
Arduino Blog
You can now run Arduino and MicroPython side-by-side on multi-core microcontrollers We’re excited to announce a powerful new feature that we have been working on in collaboration with...
a year ago
123
a year ago
We’re excited to announce a powerful new feature that we have been working on in collaboration with the MicroPython team!  Starting with the upcoming release (v1.23), MicroPython will offer support for Asymmetric Multiprocessing (AMP) on multi-core microcontrollers, based on the...
watchTowr Labs
Check Point - Wrong Check Point (CVE-2024-24919) Gather round, gather round - it’s time for another blogpost tearing open an SSLVPN appliance and...
a year ago
23
a year ago
Gather round, gather round - it’s time for another blogpost tearing open an SSLVPN appliance and laying bare a recent in-the-wild exploited bug. This time, it is Check Point who is the focus of our penetrative gaze. Check Point, for those unaware, is the vendor responsible for...
Notes on software...
How I run a software book club I've been running software book clubs almost continuously since last summer, about 12 months ago. We...
a year ago
25
a year ago
I've been running software book clubs almost continuously since last summer, about 12 months ago. We read through Designing Data-Intensive Applications, Database Internals, Systems Performance, and we just started Understanding Software Dynamics. The DDIA discussions were...
csvbase blog
DuckDB isn't just fast A whistlestop tour of the cool bits of DuckDB
a year ago
Never Met a Science
A View on the Job Market for Computational Social Science and some professional news...
a year ago
Computer Ads from...
Applied Analytics' MicroSPEED Test-Fly A $20 Million Jet On An Apple? Yes. With MicroSPEED
a year ago
Arduino Blog
Check out these Arduino-powered research projects from CHI 2024 Held in Hawaii this year, the Association of Computing Machinery (ACM) hosted its annual conference...
a year ago
144
a year ago
Held in Hawaii this year, the Association of Computing Machinery (ACM) hosted its annual conference on Human Factors in Computing Systems (CHI) that focuses on the latest developments in human-computer interaction. Students from universities all across the world attended the...
Ken Shirriff's blog
Inside a vintage aerospace navigation computer of uncertain purpose I recently obtained an aerospace computer from the early 1970s, apparently part of a navigation...
a year ago
28
a year ago
I recently obtained an aerospace computer from the early 1970s, apparently part of a navigation system. Aerospace computers are an interesting but mostly neglected area of computer hardware, so I'm always delighted to examine one up close. In an era when most computers were large...
Vitalik Buterin's...
Layer 2s as cultural extensions of Ethereum
a year ago
Computer Ads from...
Comics from 1982/02 Creative Computing Mag Time for some humor
a year ago
Greater Still by...
Good Problems Challenges that signal progress
a year ago
Arduino Blog
Vintage rotary phone becomes stylish kitchen timer It seems like everything that happens in a kitchen requires exact timing. Whisk the batter for three...
a year ago
137
a year ago
It seems like everything that happens in a kitchen requires exact timing. Whisk the batter for three minutes, knead the dough for 15 minutes, bake for 30 minutes, and so on. A timer is a necessity for cooking and baking, but there is no reason you need to use your phone or a...
Old Vintage...
Refurb weekend: Canon Cat It's the Memorial Day holiday weekend and it's time for a little deferred maintenance, especially on...
a year ago
20
a year ago
It's the Memorial Day holiday weekend and it's time for a little deferred maintenance, especially on those machines I intend to work on more in the near future. So we'll start with one that's widely considered to be a remarkable cul-de-sac in computing history: the Canon...