Arduino Blog
Arduino partners with RS/OKdo strategically to further expand the China Market
Arduino is excited to announce a strategic new partnership with RS/OKdo, a prominent leader in the...
a month ago
Arduino is excited to announce a strategic new partnership with RS/OKdo, a prominent leader in the distribution of industrial and electronic equipment. This collaboration marks a significant step forward in bringing Arduino’s technology closer to China’s thriving maker community...
Jonas Hietala
The Arty Timeline
While working on Jonas IceCream Stand I took a screenshot every day and I thought they looked pretty...
over a year ago
While working on Jonas IceCream Stand I took a screenshot every day and I thought they looked pretty cool so here they are:
And now I’m off with New World Order and (for once) I’ve got a really really good idea!
Jonas Hietala
Let's build a VORON: Software
The build continues, now in a little more familiar territory.
Firmware flashing
To flash the...
a year ago
The build continues, now in a little more familiar territory.
Firmware flashing
To flash the firmware I had to order a microSD card reader.
With that on hand the flashing wasn’t difficult. The VORON docs walks you through the installation very well.
Mainsail
I chose to install...
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...
2 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...
Good Enough
PEOs are Good Enough (for us)
Hi, I’m Patrick. Good Enough brought me on as a part-time Operations Manager who basically does all...
a year ago
Hi, I’m Patrick. Good Enough brought me on as a part-time Operations Manager who basically does all the things that Shawn and Barry don’t want to do! My first task was to set up payroll for Good Enough’s three employees, something we thought would maybe be worth talking about!
If...
Simply Explained
Good Home Automation Should be Boring
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other...
over a year ago
I'm a huge fan of Home Assistant to automate various things around the house. I often look at other people's setup for inspiration, and one thing struck me. Many people have cluttered dashboards and use Home Assistant to track just about any metric they can.That's quite different...
Notes on software...
Build a serverless ACID database with this one neat trick (atomic PutIfAbsent)
Delta Lake is an open protocol for serverless ACID databases. Due to
its simplicity, scalability,...
2 months ago
Delta Lake is an open protocol for serverless ACID databases. Due to
its simplicity, scalability, and the number of open-source
implementations, it's quickly becoming the DuckDB of serverless
transactional databases for analytics workloads. Iceberg is a
contender too, and is...
Vitalik Buterin's...
Governance, Part 2: Plutocracy Is Still Bad
over a year ago
Vitalik Buterin's...
Should Ethereum be okay with enshrining more things in the protocol?
a year ago
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...
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...
Applied Cartography
Peak Newsletter
A handful of folks sent me this quip from Nate Silver a few days ago:
Slightly against interest to...
5 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...
computers are bad
2023-12-23 ITT Technical Institute
Programming note/shameless plug: I am finally on Mastodon.
The history of the telephone industry is...
a year ago
Programming note/shameless plug: I am finally on Mastodon.
The history of the telephone industry is a bit of an odd one. For the greatest
part of the 20th century, telephony in the United States was largely a monopoly
of AT&T and its many affiliates. This wasn't always the case,...
Willem's Blog
Optical vs chest strap heart rate monitors
Understanding the differences in common HR monitors used in wearables, smartwatches and fitness...
over a year ago
Understanding the differences in common HR monitors used in wearables, smartwatches and fitness trackers
Jonas Hietala
September theme: Failure
I’m out of the busy mode and here’s the new theme! I’ve got an idea and I’ll be beginning very soon...
over a year ago
I’m out of the busy mode and here’s the new theme! I’ve got an idea and I’ll be beginning very soon I hope and again I’m following Experimental Gameplay Project’s site.
Let’s rock!!
Arduino Blog
The new Auxivo EduExo Pro helps students with exoskeleton research
Emerging technologies initially develop at a slow pace and that is due in large part to the lack of...
5 months ago
Emerging technologies initially develop at a slow pace and that is due in large part to the lack of resources available to students. Complex technology is built on existing knowledge and higher education students need the tools to gain hands-on experience. To help educate the...
Jonas Hietala
Ores
Now we can build rooms, we can place objects and the worker will do things for us. Now I’ve added...
over a year ago
Now we can build rooms, we can place objects and the worker will do things for us. Now I’ve added some ores which makes the game look a bit less boring. I realize I’ve spent all my time on these little things and I still don’t have a game! But it doesn’t matter, maybe I can...
Old Vintage...
Composite and hard reset mods for the Tandyvision One
I still have my literal first home computer (the Tomy Tutor), and it so happens I also have my...
2 weeks ago
I still have my literal first home computer (the Tomy Tutor), and it so happens I also have my literal first game console: the Tandyvision One, Tandy Radio Shack's label variant of the Mattel Intellivision Master Component.
The Mattel Intellivision proper originally hails...
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...
5 days 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
Willem's Blog
Off the grid: Working on 100% renewable energy
Learning from powering my personal devices using nothing but self generated electricity using a...
over a year ago
Learning from powering my personal devices using nothing but self generated electricity using a solar panel and power banks.
Willem's Blog
Something the smartwatch will never have: patina
Patina is often neglected when comparing smartwatches with regular watches.
over a year ago
Patina is often neglected when comparing smartwatches with regular watches.
Louwrentius
Why I still won't switch to Linux and keep my Mac
The current state of Linux is amazing. If we take a look at, for example,
Ubuntu Linux, we have to...
over a year ago
The current state of Linux is amazing. If we take a look at, for example,
Ubuntu Linux, we have to admit that the Linux desktop is really becoming a
nice, user-friendly environment. I'm truly starting to like what I see. I
considered whiping Mac OS X from my macbook, but there...
Jonas Hietala
MenuCity: Level 0 Walkthrough
It hasn’t even been a week since I released my latest game MenyCity and already so much positive...
over a year ago
It hasn’t even been a week since I released my latest game MenyCity and already so much positive feedback! I’m so thrilled :) However, all isn’t blue skies and nice sunshine. A lot of times the first question is: How do you play it? or How do you get past the first level? I admit...
Computer Ads from...
IBM RISC System/6000 Family
Just when PowerSeeker thought they had nowhere to go...
7 months ago
Just when PowerSeeker thought they had nowhere to go...
Jonas Hietala
Let's build a VORON: Toolhead
Since the last update I’ve made some good progress:
All the motors are installed
The x-axis and belt...
a year ago
Since the last update I’ve made some good progress:
All the motors are installed
The x-axis and belt are installed
Tap is installed
The toolhead with Stealthburner + Clockwork 2 is also installed
Purple means Pretty.
I’ve run into a few problems on the way that I’ll try to...
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
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...
watchTowr Labs -...
Visionaries Have Democratised Remote Network Access - Citrix Virtual Apps and Desktops...
Well, we’re back again, with yet another fresh-off-the-press bug chain (and associated Interactive...
a month ago
Well, we’re back again, with yet another fresh-off-the-press bug chain (and associated Interactive Artifact Generator). This time, it’s in Citrix’s “Virtual Apps and Desktops” offering.
This is a tech stack that enables end-users (and likely, your friendly neighbourhood...
Notes on software...
One year as a solo dev building open-source data tools without funding
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over a year ago
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Neil Madden
Machine Learning and the triumph of GOFAI
I’ve been slowly reading Brian Cantwell Smith’s “The Promise of Artificial Intelligence” recently. I...
5 months ago
I’ve been slowly reading Brian Cantwell Smith’s “The Promise of Artificial Intelligence” recently. I haven’t finished reading it yet, and like much of BCS’s writing, it’ll probably take me 3 or 4 read-throughs to really understand it, but there’s one point that I want to pick up...
Louwrentius
Mounting a file system or partition from a disk image
You cannot just make a disk copy with dd and then just mount it as a regular
disk. You must know...
over a year ago
You cannot just make a disk copy with dd and then just mount it as a regular
disk. You must know where the partition starts on the disk. So first, you need
to get the partition table with sfdisk:
sfdisk -l -uS image_file.dd
The output is something like:
Disk...
Arduino Blog
Bringing Quake to Arduino: a game-changing project by Nicola Wrachien
Following up on his successful Doom port last year, engineer Nicola Wrachien – who works at Silicon...
2 months ago
Following up on his successful Doom port last year, engineer Nicola Wrachien – who works at Silicon Labs, a leader in secure, intelligent wireless technology for a more connected world and long-time Arduino partner – has now tackled an even bigger challenge: porting Quake, the...
Posts on Made of...
New reptyr feature: TTY-stealing
Ever since I wrote reptyr, I’ve been frustrated by a number of issues in reptyr that I fundamentally...
over a year ago
Ever since I wrote reptyr, I’ve been frustrated by a number of issues in reptyr that I fundamentally didn’t know how to solve within the reptyr model. Most annoyingly, reptyr fundamentally only worked on single processes, and could not attach processes with children, making it...
Old Vintage...
Ward Christensen dies
There was initially some issue verifying this, but there appears to be direct confirmation now that...
2 months ago
There was initially some issue verifying this, but there appears to be direct confirmation now that Ward Christensen passed away October 11 at the age of 78, co-founder of the pioneering Computerized Bulletin Board System in February 1978 with Randy Suess — now believed to be the...
Applied Cartography
Consider the data product
The advice might seem dated these days, but I think the stair step approach to bootstrapping is...
2 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...
Jonas Hietala
Coconut Cauliflower Curry Mash
It’s time for lesson 3. I made the mistake of not planning for something to augment the mash with,...
over a year ago
It’s time for lesson 3. I made the mistake of not planning for something to augment the mash with, but a simple salad had to do:
It was okay. Girlfriend gave it 5/10 and I gave it a 6/10, a higher rating would be possible if there was something else to eat it with.
Applied Cartography
A good H1
Buttondown was kindly featured in H1 Gallery last week, and Ryan asked me to opine a bit on how we...
3 weeks ago
Buttondown was kindly featured in H1 Gallery last week, and Ryan asked me to opine a bit on how we arrived at our current iteration, which is the anodyne yet pointed Email for you. Yes, you.
Historically, we've called Buttondown a 'newsletter tool' — the h1 before this was 'The...
Notes on software...
HTML event handler attributes: down the rabbit hole
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over a year ago
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Notes on software...
React without webpack: fast path to a working app from scratch
This is an external post of mine. Click
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over a year ago
This is an external post of mine. Click
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Matt Mullenweg
GPL Clarification
A quick followup on my prior conversation with Theo. During that chat, I talked briefly about a...
a month ago
A quick followup on my prior conversation with Theo. During that chat, I talked briefly about a trademark infringer that was also distributing nulled plugins. I said “Not illegal. Legal under the GPL. But they weren’t changing the names. They were selling their customers Pro...
computers are bad
2023-11-04 nuclear safety
Nuclear weapons are complex in many ways. The basic problem of achieving
criticality is difficult on...
a year ago
Nuclear weapons are complex in many ways. The basic problem of achieving
criticality is difficult on its own, but deploying nuclear weapons as
operational military assets involves yet more challenges. Nuclear weapons must
be safe and reliable, even with the rough handling and...
Jonas Hietala
Top ten activities that make me happy
Recently we finally moved out of our old apartment and into a new larger apartment and it’s awesome....
over a year ago
Recently we finally moved out of our old apartment and into a new larger apartment and it’s awesome. It’s no more than a year old and feels very fresh compared to the old one. It’s also larger with an extra room, dishwasher (!) and closer to the city centrum and everything is...
Christian Selig
Recreating Apple's beautiful visionOS search bar
Many of Apple’s own visionOS apps, like Music, Safari, and Apple TV, have a handy search bar front...
9 months ago
Many of Apple’s own visionOS apps, like Music, Safari, and Apple TV, have a handy search bar front and center on the window so you can easily search through your content. Oddly, as of visionOS 1.1, replicating this visually as a developer using SwiftUI or UIKit is not...
Willem's Blog
Supernova E3 Pro 2 dynamo powered headlight
over a year ago
Applied Cartography
Vibes and years
XH asks:
How do indie developers/small teams keep track of and prioritize long-term roadmaps?
I've...
10 months 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...
Posts on Made of...
autocutsel
As most of you probably know, X has several different mechanisms for copy-paste, used by different...
over a year ago
As most of you probably know, X has several different mechanisms for copy-paste, used by different applications in different ways. I know some people who use them deliberately, juggling two pieces of text in different clipboards at once, but for me, it’s always just been...
Louwrentius
Tracking down a faulty Storage Array Controller with ZFS
One day, I lost two virtual machines on our DR environment after a storage vMotion.
Further...
over a year ago
One day, I lost two virtual machines on our DR environment after a storage vMotion.
Further investigation uncovered that any storage vMotion of a virtual machine residing on our DR storage array would corrupt the virtual machine's disks.
I could easily restore the affected...
Jonas Hietala
Let's build a VORON: Build start
The end goal, as rendered by Autodesk’s online viewer
I’m not sure where it came from, but it was...
a year ago
The end goal, as rendered by Autodesk’s online viewer
I’m not sure where it came from, but it was suddenly very important that I got myself a 3D printer.
Maybe it was an important insight, but it maybe it was only a fix idea I got that somehow became this all-import...
Simply Explained
Integrate Home Assistant with Apple Reminders
I recently integrated Home Assistant with Apple Reminders so that automations can create new todos....
over a year ago
I recently integrated Home Assistant with Apple Reminders so that automations can create new todos. This is trickier as it sounds, because Reminders has no API that can be accessed from Home Assistant. Here's how I worked around that problem with a script, input text helper and...
./techtipsy
Accidentally turning the ASRock DeskMini X300 into a semi-passively cooled PC
After playing around with fan curves on my ASRock DeskMini X300
based home server, I noticed one...
over a year ago
After playing around with fan curves on my ASRock DeskMini X300
based home server, I noticed one interesting thing. At least it was
interesting to me.
Background
I had one goal: to try to see if I could turn it into a semi-passive PC by only
turning the fan on when the PC was...
Matt Mullenweg
Response to DHH
I’ve taken this post down. I’ve been attacked so much the past few days; the most vicious, personal,...
2 months ago
I’ve taken this post down. I’ve been attacked so much the past few days; the most vicious, personal, hateful words poisoned my brain, and the original version of this post was mean. I am so sorry. I shouldn’t let this stuff get to me, but it clearly did, and I took it out on DHH,...
Old Vintage...
xa (xa65) 2.4.1
A quick one: xa (xa65), André Fachat's compatible fast two-pass cross-assembler for 6502, 65C02,...
9 months ago
A quick one: xa (xa65), André Fachat's compatible fast two-pass cross-assembler for 6502, 65C02, R65C02 and 65816 processors that André and I maintain is now at version 2.4.1. This optionally expands the syntax from 2.4.0 and fixes some bugs primarily with relocatable .o65...
Willem's Blog
Updating Snake '97
This month I bit the bullet big time: I redesigned the game engine of the wildly popular Snake '97...
over a year ago
This month I bit the bullet big time: I redesigned the game engine of the wildly popular Snake '97 game. Read about the design challenges in this blog post.
Louwrentius
'Zabbix Security: client-server communication seems insecure'
Zabbix is a populair tool for monitoring servers, services and network
equipment. For monitoring...
over a year ago
Zabbix is a populair tool for monitoring servers, services and network
equipment. For monitoring hosts, Zabbix provides an agent that can be
installed on the hosts that must be monitored.
Based on the supplied documentation and some remarks on the internets,
the 'security' of...
Jonas Hietala
The T-34/1 keyboard layout
This is the revision of the T-34 keyboard layout that I use as my primary driver. I’ve used this...
over a year ago
This is the revision of the T-34 keyboard layout that I use as my primary driver. I’ve used this particular version without any major changes for almost 3 months, so I’d say it’s a good improvement over the last revision.
There are two large changes from T-34/0: swapping o and...
Vitalik Buterin's...
El recurso escaso más importante es la legitimidad
over a year ago
Matt Blewitt
Death, and Utsuge
This post discusses topics some may wish to avoid: terminal illness, hospice care, death, and...
a month ago
This post discusses topics some may wish to avoid: terminal illness, hospice care, death, and Japanese visual novels.
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
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...
Louwrentius
Howto get the hard disk size under Linux?
A: There is no single tool for this job, but it seems that Fdisk is just fine:
server:~# fdisk -l 2>...
over a year ago
A: There is no single tool for this job, but it seems that Fdisk is just fine:
server:~# fdisk -l 2> /dev/null | grep Disk | grep -v identifier
Disk /dev/sda: 500.0 GB, 500028145664 bytes
Disk /dev/sdb: 500.0 GB, 500028145664 bytes
Disk /dev/sdc: 1000.1 GB, 1000123400192...
Willem's Blog
Monolithic vs Microservices software architecture
This week I flew to Gothenburg to talk about enterprise software architecture, read along to learn...
over a year ago
This week I flew to Gothenburg to talk about enterprise software architecture, read along to learn about choosing the right architecture for your app development
Arduino Blog
Seaside Sweeper keeps beaches pristine
Without anyone caring for them, beaches quickly become trash-covered swaths of disappointment. That...
7 months 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...
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...
a month 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...
Vitalik Buterin's...
Binius: highly efficient proofs over binary fields
7 months ago
Home on Erik...
What's Erik up to?
I joined Better in early 2015 because I thought the team was crazy enough to actually change one of...
over a year ago
I joined Better in early 2015 because I thought the team was crazy enough to actually change one of the largest industries in the US. For six years, I ran the tech team, hiring 300+ people, probably doing 2,000+ interviews, and according to GitHub I added 646,941 lines of code...
Notes on software...
Interview With Phil of DataStation
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over a year ago
This is an external interview. Click
here
if you are not redirected.
Abort Retry Fail
Housekeeping for 20240701
Another correction
5 months ago
Jonas Hietala
2016 in Review
See the previous reviews.
2016 Geek Achievements
Placed 2nd in Linköping’s Regional in...
over a year ago
See the previous reviews.
2016 Geek Achievements
Placed 2nd in Linköping’s Regional in Netrunner.
Won a couple of smaller Netrunner tournaments.
Got Veronica to play Game of Thrones with us. She beat us and she loved it!
Programmed a little bit of Elixir and a tiny bit of front...
computers are bad
2024-02-25 a history of the tty
It's one of those anachronisms that is deeply embedded in modern technology.
From cloud operator...
10 months ago
It's one of those anachronisms that is deeply embedded in modern technology.
From cloud operator servers to embedded controllers in appliances, there
must be uncountable devices that think they are connected to a TTY.
I will omit the many interesting details of the Linux terminal...
Notes on software...
Active and influential NYC infrastructure people
These are some of the most influential (mostly due to experience or
expertise) and active folks (I...
a month ago
These are some of the most influential (mostly due to experience or
expertise) and active folks (I actually see them attend events) in the
NYC infrastructure scene (that I have a personal connection to).
If you're running a dinner or are just looking to meet interesting
people in...
Notes on software...
Implementing the Raft distributed consensus protocol in Go
As part of bringing myself up-to-speed after joining TigerBeetle, I
wanted some background on how...
a year ago
As part of bringing myself up-to-speed after joining TigerBeetle, I
wanted some background on how distributed consensus and replicated state
machines protocols work. TigerBeetle uses Viewstamped
Replication. But I
wanted to understand all popular protocols and I decided to start...
seangoedecke.com RSS...
How LLMs work
Over the last few weeks I’ve been playing around with the excellent llama2.c repository, which is...
a year ago
Over the last few weeks I’ve been playing around with the excellent llama2.c repository, which is basically a simple one-file C…
Jonas Hietala
The games that make me who I am
I read an article the other day where he met someone who didn’t read fiction:
He suggested that...
over a year ago
I read an article the other day where he met someone who didn’t read fiction:
He suggested that fiction was a waste of his time — he read to learn, not for "mere" entertainment
I don’t agree with this view and neither did he:
Fiction allows you to be part of situations that are...
GitButler
The Birth of THE MERGE
Sitting at lunch one day, the GitButler team were having our usual conversations of how awesome our...
7 months ago
Sitting at lunch one day, the GitButler team were having our usual conversations of how awesome our community is, product feature ideas, and how much Kiril loves food. As we shifted toward the topic of conferences, the idea of hosting our own event emerged. Wouldn’t it be fun
Home on Erik...
Ping the world
I just pinged a few million random IP addresses from my apartment in NYC. Here's the result:
Some...
over a year ago
I just pinged a few million random IP addresses from my apartment in NYC. Here's the result:
Some notes:
What's going on with Sweden? Too much torrenting? Ireland is likewise super slow, but not Northern Ireland Eastern Ukraine is also super slow, maybe not surprising given...
./techtipsy
Running my ThinkPad T430 with an eGPU in 2024
I probably shouldn’t have written down my notes on the eGPU setup I had years ago.
I’d be lying if I...
4 months ago
I probably shouldn’t have written down my notes on the eGPU setup I had years ago.
I’d be lying if I wasn’t considering remaking this setup with everything I’ve learned 6 years later.
Oops.
I got access to an allegedly-faulty AMD Radeon RX 480 and an NVIDIA GTX 1650 for free...
Willem's Blog
Building the blog... in style!
Find out if it is possible to turn a computer from the 90s into a modern development machine.
over a year ago
Find out if it is possible to turn a computer from the 90s into a modern development machine.
Vitalik Buterin's...
What do I think about Community Notes?
a year ago
Louwrentius
Some pretty NAS case designs
If you are planning on building your own NAS box, I have some suggestions
regarding the case.
In my...
over a year ago
If you are planning on building your own NAS box, I have some suggestions
regarding the case.
In my opinion, most computer case designers have absolutely no taste.
Antec and Lian Li do create nice cases, but not that spectacular. And Lian Li is
just very expensive. A fairly new...
Jonas Hietala
2022 in review
A bit late, but it’s time for my yearly review. It’s something I like doing for myself and it’s nice...
a year ago
A bit late, but it’s time for my yearly review. It’s something I like doing for myself and it’s nice to see that despite a tough year I’ve done some good things.
2022 Non-Geek Achievements
We got our third child!
This time we got a girl to complement our two boys, and I love them...
Good Enough
Good Enough Marketing: The Preparation
We have a couple of exciting projects—Guestbook! Yay.Boo!—that we want to share with the world. But...
a year ago
We have a couple of exciting projects—Guestbook! Yay.Boo!—that we want to share with the world. But that’s a difficult task for us because, honestly, we’re terrible not good at self-promotion. We’d rather spend time making things than talking about the things we’ve made.
We’d...
Jonas Hietala
Blogging in Djot instead of Markdown
What if we weren’t chained to the past? What if we tried to create a light markup syntax that keeps...
10 months ago
What if we weren’t chained to the past? What if we tried to create a light markup syntax that keeps what is good about Markdown, while revising some of the features that have led to bloat and complexity in the CommonMark spec?
John Macfarlane, Beyond Markdown
I recently...
Arduino Blog
Why is STEAM education important for kids? 6 activity tips
School’s out for summer – at least for most of us. While the majority of children (and teachers!)...
5 months ago
School’s out for summer – at least for most of us. While the majority of children (and teachers!) will probably be breathing a huge sigh of relief, parents face a new challenge: how to keep kids engaged during the long break. Of course, downtime is important, but there are also...
lcamtuf’s thing
Random objects: Guycot & Jarre
Early repeating handguns, or another unnecessary excursion into the bowels of history.
6 months ago
Early repeating handguns, or another unnecessary excursion into the bowels of history.
Home on Erik...
Business secrets from terrible people
I get bored reading management books very easily and lately I've been reading about a wide range of...
over a year ago
I get bored reading management books very easily and lately I've been reading about a wide range of almost arbitrary topics. One of the lenses I tend to read through is to see different management styles in different environments.
Matt Blewitt
Service Objects in Rails
Let’s kick off 2016 with a whistle-stop tour of one of my favourite
OO approaches, Service Objects,...
over a year ago
Let’s kick off 2016 with a whistle-stop tour of one of my favourite
OO approaches, Service Objects, in the context of Rails.
Good Enough
Adding Social Preview Images To Our 11ty Blog
Twitter X recently removed headlines and descriptions from link previews, in the name of...
a year ago
Twitter X recently removed headlines and descriptions from link previews, in the name of “esthetics.” Inspired by Steph Ango, while we try not to run our business on the whims of a social media platform, this change did push us into making a change we’ve been meaning to for...
Jonas Hietala
Home office renovation
When we moved back to our childhood community and bought a house I had one pretty big requirement: I...
over a year ago
When we moved back to our childhood community and bought a house I had one pretty big requirement: I had to have a home office as I need to work remote. There simply isn’t any software development work for me here.
So the later part of 2018 and early 2019 we’ve renovated an old...
Jonas Hietala
Balls
Here’s my first ever experimental game! The theme was Addictive Gaming. My first thought was oh god...
over a year ago
Here’s my first ever experimental game! The theme was Addictive Gaming. My first thought was oh god I’ll be making another tetris clone but the end result turned out a bit different. I’m not sure it’s very addictive but it’s actually okay! =D
Balls is a game about… balls. Well...
computers are bad
2023-03-13 the door close button
This will probably be a short one, and I know I haven't written for a while,
but it has always been...
a year ago
This will probably be a short one, and I know I haven't written for a while,
but it has always been the case that you get what you pay for and Computers
Are Bad is nothing if not affordable. Still, this is a topic on which I am
moderately passionate and so I can probably stretch...
Louwrentius
Recovering a lost partition using gpart
Even today people do not understand how important it is for the safety of your
data to make backups....
over a year ago
Even today people do not understand how important it is for the safety of your
data to make backups. I was asked to perform some data recovery on a hard
drive of an old computer, which still contained important documents and
photo's.
The first thing I did was to make a disk image...
Willem's Blog
Three tips to make a content strategy work
Consider these three things to maximise the effect of the words you write for your website, blog or...
over a year ago
Consider these three things to maximise the effect of the words you write for your website, blog or company.
Notes on software...
Administering Kubernetes is hard
Kubernetes is easy to use after some exposure; it's pretty convenient
too. But it is super hard to...
over a year ago
Kubernetes is easy to use after some exposure; it's pretty convenient
too. But it is super hard to set up.
eksctl is a good tool for folks who don't want to
spend hours/days/weeks debugging VPC configuration in 1000s of lines
of CloudFormation. None of the other tools seem to be...
Louwrentius
Script that shows ETA of RAID rebuild / reshape
I made a small script that converts the output of cat /proc/mdstat to an
actual date and time...
over a year ago
I made a small script that converts the output of cat /proc/mdstat to an
actual date and time telling you when the RAID rebuild / reshape is finished.
This is the link to the correct version of the script.
Example:
debian:~# ./raid-rebuild-eta.sh
Estimated time of finishing...
Old Vintage...
Pretty pictures, bootable floppy disks, and the first Canon Cat demo?
Now that our 1987 Canon Cat is refurbished and ready to go another nine innings or so, it's time to...
5 months ago
Now that our 1987 Canon Cat is refurbished and ready to go another nine innings or so, it's time to get into the operating system and pull some tricks.
from our historical discussion of the Canon Cat, the Cat was designed by Jef Raskin as a sophisticated user-centric computer...
Avestura's Blog
Problems of C, and how Zig addresses them
What are the problems of C, and how Zig addresses them?
a year ago
What are the problems of C, and how Zig addresses them?
Vitalik Buterin's...
Multidimensional gas pricing
7 months ago
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....
4 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...
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...
6 months 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...
Applied Cartography
You need to be frictionlog-maxxing
Lots of people have spent the past few days discussing the perceived increase in difficulty in...
7 months ago
Lots of people have spent the past few days discussing the perceived increase in difficulty in getting an entry-level programming job relative to the halcyon ZIRP days of yesteryear. I am sympathetic to new grads running into this; I am dismayed that when I ask some [1] of them...
Willem's Blog
Developing a native iOS app
How hard can it be to build your own cycling and running workout tracker app using native code with...
7 months ago
How hard can it be to build your own cycling and running workout tracker app using native code with some help from AI? Read along to find out!
Good Enough
Actual Customer Support Is Remarkable
What a sad thing to write.
We believe in good software around here.
There is a lot of poorly built...
a year ago
What a sad thing to write.
We believe in good software around here.
There is a lot of poorly built software on the Internet and in the app stores.
Our motivation with Good Enough is to try to put together a few products that feel just right to the folks using them.
The things we...
Willem's Blog
Removing paint from a bike frame
Using dichloromethane and sanding paper I removed the paint from my bike frame to create a minimal,...
over a year ago
Using dichloromethane and sanding paper I removed the paint from my bike frame to create a minimal, raw aluminium look.
./techtipsy
ASRock DeskMini X300: the future form factor of desktop PC-s?
I wasn’t happy with my “one machine that does it all”
setup, which is why I finally bit the bullet...
over a year ago
I wasn’t happy with my “one machine that does it all”
setup, which is why I finally bit the bullet and got myself an ASRock DeskMini X300 bare-bones kit.
This is a fantastic little desktop PC kit that is very small, quiet and can
still be configured to have ridiculous amounts of...
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...
6 months 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...
Willem's Blog
Some thoughts on touch screen user interface design
I am working on a new app involving personal health that requires a natural intuitive interface that...
over a year ago
I am working on a new app involving personal health that requires a natural intuitive interface that works well on touch screens. It's good to check out some best practices for touch UI design
Ian's Blog
Mourning the Loss of Cohost
The staff running Cohost have announced (archived) that at the end of 2024 Cohost will be shutting...
3 months ago
The staff running Cohost have announced (archived) that at the end of 2024 Cohost will be shutting down, with the site going read-only on October 1st 2024. This news was deeply upsetting to receive, as Cohost filled a space left by other social media websites when they stopped...
Arduino Blog
This nature-inspired display reacts to ambient sounds
We all need ways to calm down and relax, and few things are as effective as nature itself. Taking...
a week ago
We all need ways to calm down and relax, and few things are as effective as nature itself. Taking inspiration from organic patterns and smooth, flowing waves, dzeng on Instructables has built an LED wall light that responds in real-time to the sounds within a room. The project...
latest projects -...
Portable Probability Panel
[Misc] Laser-cut Galton board
5 months ago
[Misc] Laser-cut Galton board
computers are bad
2024-01-21 multi-channel audio part 1
Stereophonic or two-channel audio is so ubiquitous today that we tend to refer
to all kinds of...
11 months ago
Stereophonic or two-channel audio is so ubiquitous today that we tend to refer
to all kinds of pieces of consumer audio reproduction equipment as "a stereo."
As you might imagine, this is a relatively modern phenomenon. While stereo
audio in concept dates to the late 19th...
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...
10 months 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...
Notes on software...
The world of PostgreSQL wire compatibility
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
lcamtuf’s thing
The 101 of analog signal filtering
Some intuition about this topic can be developed without summoning the ghost of Pierre-Simon...
5 months ago
Some intuition about this topic can be developed without summoning the ghost of Pierre-Simon Laplace.
Simply Explained
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
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...
Willem's Blog
Designing a multi dimensional capacity queue
Dealing with a capacity queue is challenging, but if you take the time to model it right it is...
over a year ago
Dealing with a capacity queue is challenging, but if you take the time to model it right it is possible to create a performant and reliable system.
Jonas Hietala
Giving the blog a facelift
When I rewrote the blog in Rust I tried not to touch any of the styling, but some things annoyed...
a year ago
When I rewrote the blog in Rust I tried not to touch any of the styling, but some things annoyed me:
It wasn’t pretty (even ugly in some parts).
No dark mode support.
Some elements were broken, for instance images or code blocks overlapping the header when it was floating to the...
Notes on software...
Studying foreign languages with inbox zero
The only time I've been able to seriously, rapidly improve my ability
to speak a foreign language...
over a year ago
The only time I've been able to seriously, rapidly improve my ability
to speak a foreign language was through intensive language courses in
college. I was forced to actively speak, read, and write Chinese for
6-8 hours a week (1-2 hours every day). Then study another 5-10 hours
a...
computers are bad
2024-03-09 the purple streetscape
Across the United States, streets are taking on a strange hue at night. Purple.
Purple streetlights...
9 months ago
Across the United States, streets are taking on a strange hue at night. Purple.
Purple streetlights have been reported in Tampa, Vancouver, Wichita, Boston.
They're certainly in evidence here in Albuquerque, where Coal through downtown
has turned almost entirely to mood lighting....
Posts on Made of...
On git and usability
I’ve been helping a number of people get started working with git over the last couple of weeks, as...
over a year ago
I’ve been helping a number of people get started working with git over the last couple of weeks, as Ksplice has brought on some new interns, and we’ve had to get them up to speed on our internal git repositories. (As you might expect from a bunch of kernel hackers, we use git for...
Jonas Hietala
5 Years at Linköping's University
I recently finished my master’s degree (civilingenjör or civil engineering) at Linköping’s...
over a year ago
I recently finished my master’s degree (civilingenjör or civil engineering) at Linköping’s University. At first it felt like 5 years would be an eternity, but in hindsight it was over in a flash. my gut feeling is that I haven’t learnt or done anything of note, except you know...
Computer Ads from...
Sundial Systems' Relish
The Premier Workplace Shell Calendar, Phone Book, To Do List, and Program Runner, too
2 months ago
The Premier Workplace Shell Calendar, Phone Book, To Do List, and Program Runner, too
Vitalik Buterin's...
The bulldozer vs vetocracy political axis
over a year ago
Arduino Blog
This automatic laser turret keeps the cats entertained for hours
Cats may be adorable, but they evolved to be predators. Unfortunately, responsible owners keep their...
2 months ago
Cats may be adorable, but they evolved to be predators. Unfortunately, responsible owners keep their cats indoors to avoid decimating the local wildlife population and that means Mr. Whiskers and Ms. Socks don’t get much opportunity to express their hunting urges. That’s why...
Applied Cartography
Why should a company?
For a long time, my goal with Buttondown was largely around failure avoidance: "I want to get my...
9 months ago
For a long time, my goal with Buttondown was largely around failure avoidance: "I want to get my first paying customer so I know it's not a fake product"; "I want to hit a thousand dollars in revenue so I know it's not just friends humoring me"; "I want to make $10K/mo or else I...
Opsbros
IBM M13 Trackpoint USB Converter
Me, never not on the lookout for an opportunity to design something, whether needed or not, worked...
over a year ago
Me, never not on the lookout for an opportunity to design something, whether needed or not, worked with @micon to design a module that could fit snugly in the keyboard, and provide a USB-C interface directly into the Keyboard/Mouse module.
Home on Erik...
Software infrastructure 2.0: a wishlist
Software infrastructure (by which I include everything ending with *aaS, or anything remotely...
over a year ago
Software infrastructure (by which I include everything ending with *aaS, or anything remotely similar to it) is an exciting field, in particular because (despite what the neo-luddites may say) it keeps getting better every year! I love working with something that moves so...
Push to Prod
Best Questions and Answers to the “Terrifying Netflix Concurrency Bug” Post
Why couldn't we roll back? Weren't we concerned about costs? Why is operating Netflix so...
3 weeks ago
Why couldn't we roll back? Weren't we concerned about costs? Why is operating Netflix so complicated? Plus many others.
Birchtree
Yet more YouTube videos I've enjoyed recently
I guess this is a series now…
Do you have a chair where "half dirty" clothes go? If so, this chair...
a week ago
I guess this is a series now…
Do you have a chair where "half dirty" clothes go? If so, this chair will be very compelling.
I'm not a big fan of most Apple TV+ shows, but Severance was lovely and I can't wait
Posts on Made of...
Git in pictures
In my previous blog post, I discussed how git is distinctive among version control system in the way...
over a year ago
In my previous blog post, I discussed how git is distinctive among version control system in the way in which it makes the backend model that is being used to store data the most important element of the tool, and that experts use it by having the complete model in their head,...
./techtipsy
The absolute state of Bluetooth audio in 2022
I have the Sony WH-1000XM3 headphones. They’re good for consuming content.
Audio calls with your...
over a year ago
I have the Sony WH-1000XM3 headphones. They’re good for consuming content.
Audio calls with your colleagues? Forget about it.
This is the setup I have to go with, and it has all to do with how Bluetooth
works. Your options with Bluetooth headsets are the following:
high quality...
seangoedecke.com RSS...
Talking to ChatGPT costs 5ml of water, not 500ml
There’s a common claim on the internet that ChatGPT consumes half a litre of water for every 5-50...
a month ago
There’s a common claim on the internet that ChatGPT consumes half a litre of water for every 5-50 responses. Here are some randomly-chosen…
Louwrentius
Bash Shell Function Library (BSFL) released.
The Bash Shell Function Library (BSFL) is a small Bash script that acts as a
library for bash...
over a year ago
The Bash Shell Function Library (BSFL) is a small Bash script that acts as a
library for bash scripts. It provides a couple of functions that makes the
lives of most people using shell scripts a bit easier.
The purpose of this library is to provide pre-build functions for...
Louwrentius
Using ncat to provide SSL-support to non-ssl capable software
Sometimes, people are using software that does not support encrypted
connections using SSL. To...
over a year ago
Sometimes, people are using software that does not support encrypted
connections using SSL. To provide SSL-support to such a client, ncat can be
used. Ncat is part of nmap, the famous port-scanner.
The main principle is that the non-ssl capable software does not connect to
the...
Jonas Hietala
Mining Incorporated (unfinished)
Download
Linux 64bit
Windows
Timelapse
https://www.youtube.com/watch?v=NIbr-mLi4DU
I made a very...
over a year ago
Download
Linux 64bit
Windows
Timelapse
https://www.youtube.com/watch?v=NIbr-mLi4DU
I made a very serious attempt at making a grand game for Ludum Dare 29. Unfortunately it was a far, far, too big of a game for me to be able to finish it in one weekend. But I had a great...
Applied Cartography
How Buttondown uses HAProxy
There are few technical decisions I regret more with Buttondown than the decision to combine the...
3 months ago
There are few technical decisions I regret more with Buttondown than the decision to combine the author-facing app, the subscriber-facing app, and the marketing site all under a single domain. Most technical decisions are reversible with sufficient grit and dedication; this one...
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
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...
Electronics etc…
Increasing Frequency Counter Precision with Linear Regression
MathJax.Hub.Config({
jax: ["input/TeX", "output/HTML-CSS"],
tex2jax: {
inlineMath: [...
a year ago
MathJax.Hub.Config({
jax: ["input/TeX", "output/HTML-CSS"],
tex2jax: {
inlineMath: [ ['$', '$'], ["\\(", "\\)"] ],
displayMath: [ ['$$', '$$'], ["\\[", "\\]"] ],
processEscapes: true,
skipTags: ['script', 'noscript', 'style', 'textarea', 'pre',...
Vitalik Buterin's...
Glue and coprocessor architectures
3 months ago
Arduino Blog
Galco goes Platinum! Welcome our newest SIPP
Founded in 1975 and headquartered in Madison Heights, Michigan, Galco is a leading e-commerce...
7 months ago
Founded in 1975 and headquartered in Madison Heights, Michigan, Galco is a leading e-commerce distributor that specializes in providing a wide range of industrial and commercial electrical and electronic products, focusing on maintenance, repair, and operations (MRO). Known for...
Home on Erik...
More Luigi!
Continuing in the same spirit of shameless self-promotion, here's some recent Luigi press:
Reddit...
over a year ago
Continuing in the same spirit of shameless self-promotion, here's some recent Luigi press:
Reddit thread A Guide to Python Frameworks for Hadoop (slides from the NYC Hadoop User Group) This presentation from the Open Analytics NYC meetup about how Foursquare uses Luigi Luigi...
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
The iPhone Mini has intangible greatness that most folks don't know about: read along for the love of mini!
Louwrentius
How to escape file names in bash shell scripts
After fighting with Bash for quite some time, I found out that the following
code provides a nice...
over a year ago
After fighting with Bash for quite some time, I found out that the following
code provides a nice basis for escaping special characters. Ofcource it is not
complete, but the most important characters are filtered.
If anybody has a better solution, please let me know. It works and...
Louwrentius
'A Moment Of Silence: OpenSolaris Is Dead'
The last release of OpenSolaris dates back to July 2009. The next release was
scheduled for March...
over a year ago
The last release of OpenSolaris dates back to July 2009. The next release was
scheduled for March 2010, but Oracle did not release anything. It is dead
silent around OpenSolaris.
On 12 July 2010, the OpenSolaris Government Board sent out an ultimatum
to Oracle: "please...
Home on Erik...
The power of ensembles
From my presentation at MLConf, one of the points I think is worth stressing again is how extremely...
over a year ago
From my presentation at MLConf, one of the points I think is worth stressing again is how extremely well combining different algorithms works.
In this case, we're training machine learning algorithms on different data sets (playlists, play counts, sessions) and different...
Home on Erik...
Scala Data Pipelines for Music Recommendations
Chris Johnson‘s presentation from Data Day Texas:
over a year ago
Chris Johnson‘s presentation from Data Day Texas:
Louwrentius
FFmpeg performance on a Core i7 920 @ 3.6 Ghz
The system i'm running is a Core i7 920 @ 3.6 Ghz.
I am transcoding a DVD (Grave Of The Fire Flies)...
over a year ago
The system i'm running is a Core i7 920 @ 3.6 Ghz.
I am transcoding a DVD (Grave Of The Fire Flies) to iPod format (640x480
x264).
Thread support is enabled, to FFmpeg uses about 250% CPU. That's 2.5 of the 4
cores available. If possible, I would have liked to see it use all four...
Good Enough
Strong Prototypes, Weakly Held
Excuse any obtuse thoughts that make their way into this writing. I sat down to type with My Life in...
a year ago
Excuse any obtuse thoughts that make their way into this writing. I sat down to type with My Life in the Bush of Ghosts by Brian Eno and David Byrne as my soundtrack. This is an album I've never listened to before, and apparently I'm supposed to love it or hate it. Mostly the...
./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
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...
Applied Cartography
My approach to GTD and PKM
One pernicious thing with writing about productivity and knowledge systems: you only change systems...
2 months ago
One pernicious thing with writing about productivity and knowledge systems: you only change systems that aren’t working, and you tend to write about things during times of change. So most writing about productivity systems stem from people whose systems have failed them.
It is...
Vitalik Buterin's...
Notes on Blockchain Governance
over a year ago
Old Vintage...
Reversing the Web-@nywhere Watch: browse fragments of the Web on your wrist
In the halcyon days of analogue modems and POTS dialup Internet, when the only wireless connection...
11 months ago
In the halcyon days of analogue modems and POTS dialup Internet, when the only wireless connection in your house was between the cordless phone and the wall, anything having to do with the Web was best consumed in small bites (pun intended). If you wanted to take data with you,...
./techtipsy
DIY cloud gaming: NVIDIA and Moonlight
As you might have read from my previous post on this topic, I
have a pretty neat “cloud” gaming...
over a year ago
As you might have read from my previous post on this topic, I
have a pretty neat “cloud” gaming setup running. I have one powerful desktop PC, one virtual machine with a GPU attached
to it, and client machines that can be used to stream games from. To keep things simple (and...
Old Vintage...
Adding a cooling fan to the Commodore 128DCR
Call it a "refurb weekend sequel" to our previous work on my beloved Commodore 128DCR. It's been a...
a year ago
Call it a "refurb weekend sequel" to our previous work on my beloved Commodore 128DCR. It's been a hot, horrid summer in Floodgap Very Sub-Orbital Headquarters and I was somewhat concerned about the heat in the house computer lab even with the A/C cranked up to "Vegas weekend for...
./techtipsy
The hidden media play/pause/stop keys on the Lenovo ThinkPad L390 Yoga
ThinkPad keyboards were once well known for their great layouts, feel and
functionality. This...
7 months ago
ThinkPad keyboards were once well known for their great layouts, feel and
functionality. This included the media playback control keys.
On the ThinkPad T430, the new chiclet keyboard layout moved the media keys to
the function row. Still there, but less convenient to access.
The...
Engineers Need Art
Experiments in Printmaking - Part 1
Trying some unconventional techniques to create a pop-art print of a Cherry Mash candy bar.
9 months ago
Trying some unconventional techniques to create a pop-art print of a Cherry Mash candy bar.
Louwrentius
The iPhone, iPad and iOS are powering a revolution
Most people just don't understand computers. Are these people dumb? Some may
be dumb, but the people...
over a year ago
Most people just don't understand computers. Are these people dumb? Some may
be dumb, but the people who make them are maybe even dumber. Because they
can't seem to figure out how to create a computer that the majority of people
understand.
When the original macintosh arrived at...
Posts on Made of...
The architecture of declarative configuration management
With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing...
over a year ago
With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing increase in the number and popularity of declarative configuration management tools. This post attempts to lay out my mental model of the conceptual architecture and internal...
Arduino Blog
Controlling a drum machine with the Arduino Opta
Makers have long asked the question “why bother with an expensive PLC when I can just use an...
5 months ago
Makers have long asked the question “why bother with an expensive PLC when I can just use an Arduino?” The answer comes down to the priorities and needs of industrial clients. In a factory automation setting, the client will prioritize durability, reliability, and serviceability...
computers are bad
2023-04-30 los alamos - compound to county pt II
Where we left off, Los Alamos had become a county, but the town itself
continued to be directly...
a year ago
Where we left off, Los Alamos had become a county, but the town itself
continued to be directly administered by the Atomic Energy Commission (AEC).
The Atomic Energy Communities Act (AECA) mandated the AEC to dispose of the
towns it owned by transferring the property to private...
Simply Explained
Impact of Adblockers on Google Analytics (vs. Plausible)
Adblocker usage is quickly rising, with some estimates saying that almost 25% of internet users have...
over a year ago
Adblocker usage is quickly rising, with some estimates saying that almost 25% of internet users have one installed. Not only do they block advertisements, but also analytics scripts (like Google Analytics, Matomo, etc.)So that begs the question: what is the impact of these...
Christian Selig
A free, 3D printable Meta Quest 3 stand
People were really kind and seemed to enjoy my 3D printable Apple Vision Pro stand, a stand I...
8 months ago
People were really kind and seemed to enjoy my 3D printable Apple Vision Pro stand, a stand I designed in Fusion 360 with the goal of being visually appealing and compact as it stored the headset vertically so it wouldn’t take up too much space on your desk.
Turns out there were...
Jonas Hietala
My first theme: Addictive Gaming
In true experimental spirit I’ll now announce the theme for my first game: Addictive Gaming. I won’t...
over a year ago
In true experimental spirit I’ll now announce the theme for my first game: Addictive Gaming. I won’t be following the lead from the Experimental Gameplay Project’s site but I will follow their three laws (7 days, alone, themes).
Puh… my first game! Wish me luck =)
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...
2 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...
Matt Mullenweg
UH Magazine, Revisiting My Alma Mater
My father attended University of Houston, and it’s where I went to college to study political...
a week ago
My father attended University of Houston, and it’s where I went to college to study political science, I started WordPress when there, and then dropped out after two years to move to San Franisco. It was fun seeing UH Magazine feature an article about my journey from a University...
Notes on software...
Go database driver overhead on insert-heavy workloads
The most popular SQLite and PostgreSQL database drivers in Go are
(roughly) 20-76% slower than...
a year ago
The most popular SQLite and PostgreSQL database drivers in Go are
(roughly) 20-76% slower than alternative Go drivers on insert-heavy
benchmarks of mine. So if you are bulk-inserting data with Go (and
potentially also bulk-retrieving data with Go), you may want to
consider the...
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...
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
Bitcoin's security isn't binary
I’d like to address a misconception that’s at the core in many Bitcoin discussions lately: Bitcoin’s...
over a year ago
I’d like to address a misconception that’s at the core in many Bitcoin discussions lately: Bitcoin’s security isn’t binary. In fact security in general isn’t black and white. It’s a trade-off being secure enough for your threat model vs the cost and feasibility of your...
Azad's Blog
Apple Vision Pro—A Revolution for Home Video Formats
Apple has always been at the forefront of home video with Apple TV (the device), iTunes Movies,...
3 months ago
Apple has always been at the forefront of home video with Apple TV (the device), iTunes Movies, Spatial Audio, and the vivid displays of iPhones, iPads, and Mac displays. With Apple Vision Pro, Apple is once again pushing the boundaries of the movie watching experience by...
Arduino Blog
ardEEG is an Arduino UNO R4 WiFi shield for measuring biosignals
The secrets to most of the mind’s mysteries may still elude us, but we’ve made a tremendous amount...
7 months ago
The secrets to most of the mind’s mysteries may still elude us, but we’ve made a tremendous amount of progress in reading signals produced by the brain. We may not understand exactly what is going on, but we can see the result and utilize it. And now you can start...
Vitalik Buterin's...
An approximate introduction to how zk-SNARKs are possible
over a year ago
Style over Substance
How I made HA-meural: a Meural Canvas integration for Home Assistant
One of my 2020 lockdown projects I’m extremely proud of is HA-meural – a custom integration for the...
over a year ago
One of my 2020 lockdown projects I’m extremely proud of is HA-meural – a custom integration for the Home Assistant home automation software that lets you control a NETGEAR Meural Canvas digital frame. It’s the result of a few months of work, lots of trial and error, and many...
Willem's Blog
Solo around the Markermeer (211KM)
This week I took my bike for a long distance (211)KM ride around the Dutch Markermeer, solo! Read...
over a year ago
This week I took my bike for a long distance (211)KM ride around the Dutch Markermeer, solo! Read along for practical tips for long distance cycling.
Good Enough
How We Made A Good Enough Zine
We made a zine!
The first issue was released in August, and I finished the second issue just last...
a year ago
We made a zine!
The first issue was released in August, and I finished the second issue just last week. Right now, a hundred copies are on their way from the printer to me (update: they've just arrived!). Today I'd like to share the story of how this zine came about.
(Sorry for...
Louwrentius
Difference of behavior in SATA Solid State Drives
Introduction
Update: I've noticed some strange behavior of SSDs when benchmarking them with FIO....
over a year ago
Introduction
Update: I've noticed some strange behavior of SSDs when benchmarking them with FIO. After further investigation and additional testing, I've found the reason for the strange patterns in the graphs.
The 'strange' test results are due to the fact that they were...
Home on Erik...
Why I went into the mortgage industry
I just realized last Thursday that I have spent two full years at Better, incidentally on the same...
over a year ago
I just realized last Thursday that I have spent two full years at Better, incidentally on the same day as we announced a $15M round led by Kleiner Perkins. So it was a good point to reflect a bit and think back – what the F led me to abandon my role managing the machine learning...
Louwrentius
Lion's FileVault does not support Bootcamp and external boot disks
Read the comments as they may provide useful information for your particular situation
I boot my...
over a year ago
Read the comments as they may provide useful information for your particular situation
I boot my iMac from an external FW800 SSD. I found out that it is impossible to
encrypt this disk using the new FileVault as part of Lion.
Furthermore, I also found out that if you have a disk...
Willem's Blog
Understanding the security concerns in shared hosting
People pay me to hack them, provided I'll explain how I did it. Read along to learn how hackers use...
over a year ago
People pay me to hack them, provided I'll explain how I did it. Read along to learn how hackers use security holes to hack your app, webshop or website!
Jonas Hietala
How I made a kick-ass cover for my self-published book
If you want to publish a book, one of the most important things to consider is the cover—after all,...
over a year ago
If you want to publish a book, one of the most important things to consider is the cover—after all, we judge the book by the cover.
And I did it the universally recommended way:
I hired a designer.
Simple, right?
But real talk; it’s not exactly that simple and I did a bunch of...
Azad's Blog
Traveling with Apple Vision Pro
The Vision Pro has quickly become an essential item that I take onto every flight. It’s a fantastic...
2 months ago
The Vision Pro has quickly become an essential item that I take onto every flight. It’s a fantastic device to travel with—Be it by train or by plane, it offers an unparalleled opportunity to selectively tune out your environment and sink into an engaging activity like watching a...
Matt Mullenweg
Automattic Alignment
Winston Churchill said, “Never let a good crisis go to waste.” Since I last blogged here, WP Engine...
2 months ago
Winston Churchill said, “Never let a good crisis go to waste.” Since I last blogged here, WP Engine filed a meritless lawsuit and Automattic responded, and there’s been a hurricane of public activity and press. Inside of Automattic, there’s been a parallel debate and process....
computers are bad
2024-07-13 the contemporary carphone
Cathode Ray Dude, in one of his
many excellent "Quick Start" videos, made an interesting observation...
5 months ago
Cathode Ray Dude, in one of his
many excellent "Quick Start" videos, made an interesting observation that
has stuck in my brain: sophisticated computer users, nerds if you will, have
a tendency to completely ignore things that they know are worthless. He was
referring to the...
Engineers Need Art
VPX Scripting - Part 2 (Linting)
The second in a series of posts about scripting Visual Pinball tables.
8 months ago
The second in a series of posts about scripting Visual Pinball tables.
Notes on software...
First month on a database team
A little over a month ago, I joined EnterpriseDB on a
distributed Postgres product
(PGD). The...
9 months ago
A little over a month ago, I joined EnterpriseDB on a
distributed Postgres product
(PGD). The process of onboarding
myself has been pretty similar at each company in the last decade,
though I think I've gotten better at it. The process is of course
influenced by the team, and my...
computers are bad
2024-12-04 operators on the front
At the very core of telephone history, there is the telephone operator. For a
lot of people, the...
2 weeks ago
At the very core of telephone history, there is the telephone operator. For a
lot of people, the vague understanding that an operator used to be involved is
the main thing they know about historic telephony. Of course, telephone
historians, as a group, tend to be much more...
./techtipsy
What changing the CPU on a laptop looks like
This post illustrates something that is not common on modern laptops:
changing the...
over a year ago
This post illustrates something that is not common on modern laptops:
changing the CPU.
Background
One of the modifications that you can do to a ThinkPad T430 laptop is changing
the CPU to a more powerful quad core model. That’s exactly what I did back in 2017,
but due to the...
Yazin Alirhayim
How do you know that an API does what it says it does?
Having been in fintech for a while, I’ve noticed something in common between the many new startups...
over a year ago
Having been in fintech for a while, I’ve noticed something in common between the many new startups that come and go. They all require access to personal information.
A specific example that comes to mind is the Plaid-like solution we developed while working on amal. We’d ask...
Jonas Hietala
2021 in review
A new year is always a good time to review the past year. Funny how this is already the 12th year...
over a year ago
A new year is always a good time to review the past year. Funny how this is already the 12th year I’ve done this kind of quick review… Time sure flies.
2021 Non-Geek Achievements
Started strength training using a strength coach from Kabuki.
I got inspired by the book Peak that...
Jonas Hietala
Moving private repositories to Bitbucket
Long overdue, I recently moved my private repositories from Github to Bitbucket. Github is great of...
over a year ago
Long overdue, I recently moved my private repositories from Github to Bitbucket. Github is great of courseand they even gave me a free students account and I still host all my public repositories there. Still, Bitbucket has unlimited free private repositories for up to 5 users...
Arduino Blog
Is there an online Arduino IDE?
Since the inception of Arduino, the Arduino IDE has been a go-to tool for people learning to code...
2 months ago
Since the inception of Arduino, the Arduino IDE has been a go-to tool for people learning to code and creating projects ranging from remote-controlled cars to soil moisture monitoring. No wonder it’s been downloaded over 24 million times this year, so far! Now if you’ve ever...
Notes on software...
A write-ahead log is not a universal part of durability
A database does not need a write-ahead log (WAL) to achieve
durability. A database can write its...
5 months ago
A database does not need a write-ahead log (WAL) to achieve
durability. A database can write its long-term data structure durably
to disk before returning to a client. Granted, this is a bad idea! And
granted, a WAL is critical for durability by design in most
databases. But I...
Electronics etc…
Hideo Okawara’s Mixed Signal Lecture Series
Introduction
Hideo Okawara’s Mixed Signal Lecture Series
Frequency/Phase Movement Analysis by...
11 months ago
Introduction
Hideo Okawara’s Mixed Signal Lecture Series
Frequency/Phase Movement Analysis by Orthogonal Demodulation
Misc
Introduction
While researching a DSP related topic, Google dug up an excellent article,
written by Hideo Okawara, that is just one part of a series of ~53. I...
Birchtree
Matt is a Mean Guy (hey!)
Matt felt like bringing an intentionally controversial topic, Niléane refuses to admit she's created...
a week ago
Matt felt like bringing an intentionally controversial topic, Niléane refuses to admit she's created a sticky note-based task manager, and everyone gives the iPad some much needed love.
Or watch it on YouTube.
Weekly Topics
Raycast
CleanShot X
Final Cut Pro
Google...
Neil Madden
The square roots of all evil
Every programmer knows Donald Knuth’s famous quote that “premature optimization is the root of all...
2 weeks ago
Every programmer knows Donald Knuth’s famous quote that “premature optimization is the root of all evil”, from his 1974 Turing Award lecture (pdf). A fuller quotation of the surrounding context gives a rounder view: I am sorry to say that many people nowadays are condemning...
Home on Erik...
NoDoc
We had an unconference at Spotify last Thursday and I added a semi-trolling semi-serious topic about...
over a year ago
We had an unconference at Spotify last Thursday and I added a semi-trolling semi-serious topic about abolishing documentation. Or NoDoc, as I'm going to call this movement. This was meant to be mostly a thought experiment, but I don't see it as complete madness.
Vitalik Buterin's...
Why sharding is great: demystifying the technical properties
over a year ago
Home on Erik...
Welcome Echo Nest!
In case you missed it, we just acquired a company called Echo Nest in Boston. These people have been...
over a year ago
In case you missed it, we just acquired a company called Echo Nest in Boston. These people have been obsessed with understanding music for the past 8 years since it was founded by Brian Whitman and Tristan Jehan out of MIT Medialab.
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
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...
Willem's Blog
Commuting by bike
One week on the VanMoof Electrified S E-bike testing it for commuting and comparing it to a normal...
over a year ago
One week on the VanMoof Electrified S E-bike testing it for commuting and comparing it to a normal bike.
Computer Ads from...
MacWorld Interviews Apple CEO John Sculley (1987)
They discuss the future of Apple, personal computing, and the Mac II
a month ago
They discuss the future of Apple, personal computing, and the Mac II
Jonas Hietala
New Computer!
I briefly mentioned my new computer in the last post and I thought I’d make a post about it, as it’s...
over a year ago
I briefly mentioned my new computer in the last post and I thought I’d make a post about it, as it’s awesome (as all new computers are).
The specs:
GPU: Gigabyte GeForce GTX 550Ti OC 1GB
CPU: Intel core i5 2500K
CPU cooler: Zalman CNPS-9900NT
Motherboard: MSI P67A-C45 REV B3
Ram:...
Good Enough
Let's talk about conversations
If you subscribe to our newsletter — which you do, right? — then you'll know that recently we've...
9 months ago
If you subscribe to our newsletter — which you do, right? — then you'll know that recently we've been thinking about conversations.
We're a small group making fun software for people, and we like to have conversations with those people; the lovely folks who like our take on...
Willem's Blog
Snake '97 High Scores
Happily accepting the invitation to attend an exhibition of Snake 97 art works in Antwerp. This was...
over a year ago
Happily accepting the invitation to attend an exhibition of Snake 97 art works in Antwerp. This was totally WOW!
Style over Substance
Fujifilm Instax Wide 300 to Mamiya Press mount mod
How I modified an Instax Wide instant camera to mount a Mamiya Press medium format lens
The post...
over a year ago
How I modified an Instax Wide instant camera to mount a Mamiya Press medium format lens
The post Fujifilm Instax Wide 300 to Mamiya Press mount mod appeared first on Style over Substance.
Posts on Made of...
Efficiency trades off against resiliency
What’s the “right” level of CPU utilization for a server? If you look at a monitoring dashboard from...
a year ago
What’s the “right” level of CPU utilization for a server? If you look at a monitoring dashboard from a well-designed and well-run service, what CPU utilization should we hope to see, averaged over a day or two?
It’s a very general question, and it’s not clear it should have a...
Jonas Hietala
The Experimental Games
It’s been nine months since I started doing Experimental Games and I think it’s time to evaluate and...
over a year ago
It’s been nine months since I started doing Experimental Games and I think it’s time to evaluate and maybe go in a new direction.
At first I had been stuck for ages with my never-ending projects and I had literally nothing to show for all my coding. Well now things have changed a...
Jonas Hietala
Speeding Ahead
Life is slowly settling down over here. School has started with some pretty interesting stuff this...
over a year ago
Life is slowly settling down over here. School has started with some pretty interesting stuff this year. Firstly we have a math analysis course in multiple variables which is ok. I’m not a fan of the previous analysis courses but maybe this will be a bit different. We’re...
Notes on software...
Exploring a Postgres query plan
I learned this week that you can intercept and redirect Postgres query
execution. You can hook into...
a year ago
I learned this week that you can intercept and redirect Postgres query
execution. You can hook into the execution layer so you're given a
query plan and you get to decide what to do with it. What rows to
return, if any, and where they come from.
That's very interesting. So I...
Jonas Hietala
2012 in Review
Like the last two years I’m summarizing the year. At the end of the year like this it always feel...
over a year ago
Like the last two years I’m summarizing the year. At the end of the year like this it always feel like I didn’t accomplish much, but after the yearly summary it always feels better.
2012 Geek Achievements
Designed a processor which fulfills the Core Wars 88 standard. Includes a...
Buck on Software
Model transitions: A framework for value creation
And a quick and dirty look at SPLK, NTNX, and GWRE
over a year ago
And a quick and dirty look at SPLK, NTNX, and GWRE
Jonas Hietala
Calling closures in a Vec
In rust one might want to have a list of closures, for example as a list of callbacks.
let mut fs:...
over a year ago
In rust one might want to have a list of closures, for example as a list of callbacks.
let mut fs: Vec<||> = Vec::new();
fs.push(|| { println!("imma firing my lazer"); });
for f in fs.iter() {
f(); // error: expected function but found `&||`
};
Maybe if we borrow...
Jonas Hietala
The T-34 keyboard layout
A couple of months ago I started looking into ergonomical keyboards; mainly split keyboards with...
over a year ago
A couple of months ago I started looking into ergonomical keyboards; mainly split keyboards with much fewer keys, like the 36-key Gergoplex and the 44-key Kyria. I may write another post about the reasons why, but long story short I started getting pain in my thumbs, fingers,...
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
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...
Jonas Hietala
Focusing Attention: Study Hacking
A week of drawing is over, but I didn’t draw that much. It was a little bit of a fail from my...
over a year ago
A week of drawing is over, but I didn’t draw that much. It was a little bit of a fail from my part.
But the past is the past and this week I’m going to be study focused. Not that I need to study, but I really need to rework my study technique. I’ve been going on like a classical...
Good Enough
TIL: Tapback Keyboard Shortcuts
If you use Mac, and you use Messages on your Mac, you will probably know that in the not-too-distant...
a year ago
If you use Mac, and you use Messages on your Mac, you will probably know that in the not-too-distant past, simple reactions to messages were added: what Apple calls Tapbacks.
These are great for a quick way to say yes (or no, or WTF!?!), but they are a bit of a pain to actually...
Jonas Hietala
Life and Shields
Time is running out! At least the more technical parts are mostly done. The ships have an acceptable...
over a year ago
Time is running out! At least the more technical parts are mostly done. The ships have an acceptable AI, they have rechargeable shields and they can now even be killed. Currently the game is far too easy, but it’s starting to look a little cooler at least.
Willem's Blog
Apple Watch as Phone
Embark on a digital detox journey as I swap my smartphone for an Apple Watch Ultra, exploring the...
a year ago
Embark on a digital detox journey as I swap my smartphone for an Apple Watch Ultra, exploring the liberating yet challenging world of wearable tech.
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...
10 months 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....
Buck on Software
Thoughts on SaaS and other things
Welcome to Buck on Software!
over a year ago
Welcome to Buck on Software!
Neil Madden
How do you use a bearer URL?
In “Towards a standard for bearer token URLs”, I described a URL scheme that can be safely used to...
over a year ago
In “Towards a standard for bearer token URLs”, I described a URL scheme that can be safely used to incorporate a bearer token (such as an OAuth access token) into a URL. That blog post concentrated on the technical details of how that would work and the security properties of the...
Posts on Made of...
Navigating the Linux Kernel
In response to my query last time, ezyang asked for any tips or tricks I have for finding my way...
over a year ago
In response to my query last time, ezyang asked for any tips or tricks I have for finding my way around the Linux kernel. I’m not sure I have much in the way of systematic advice for tracking down the answers to questions about the Linux kernel, but thinking about what I do when...
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...
6 months 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...
Opsbros
Docker and CumulusMX
I wanted to find out if I could successfully redeploy my Weather Station monitoring software into a...
over a year ago
I wanted to find out if I could successfully redeploy my Weather Station monitoring software into a Docker container. Let's battle the elements together...
latest projects -...
Light comms on the 003
[Hardware] Tiny terrahertz transmissions
4 months ago
[Hardware] Tiny terrahertz transmissions
Style over Substance
How to build your own Goodman ZONE camera, part 2
The Goodman ZONE is a medium-format 3D-printed film camera designed by Dora Goodman as part of her...
over a year ago
The Goodman ZONE is a medium-format 3D-printed film camera designed by Dora Goodman as part of her range of open-source camera models, using the existing Mamiya Press lens series for glass and the Mamiya RB67 backs to hold film. She sells pre-printed kits that contain all the...
Home on Erik...
Books I read in 2015
Early last year when I left Spotify I decided to do more reading. I was planning to read at least...
over a year ago
Early last year when I left Spotify I decided to do more reading. I was planning to read at least one book per week and in particular I wanted to brush up on management, economics, and technology.
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
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...
detreville
A writer's autobiography
(Just not mine.)
a year ago
Home on Erik...
ML at Twitter
I recently came across this paper describing how they do ML at Twitter.
TL;DR Their approach is...
over a year ago
I recently came across this paper describing how they do ML at Twitter.
TL;DR Their approach is pretty interesting. Everything is a Pig workflow and then they do everything as UDF's.
This approach seems pretty interesting.
Louwrentius
Understanding the Ubuntu 20.04 LTS Server Autoinstaller
Introduction
Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation...
over a year ago
Introduction
Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation process. This includes support for 'preseeding' to create unattended (automated) installations of ubuntu.
the debian installer
With the introduction of Ubuntu Server 20.04 'Focal...
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
This post shows how to run Tor with a simple PowerShell script and use it in other apps like Telegram...
Home on Erik...
Machine, Platform, Crowd
I just bought Machine, Platform, Crowd: Harnessing Our Digital Future and discovered that it...
over a year ago
I just bought Machine, Platform, Crowd: Harnessing Our Digital Future and discovered that it mentions my blog – in particular the post When machine learning matters.
Ok, I lied a little bit. I didn't discover it serendipitously.
computers are bad
2023-06-07 something up there - nasa and uaps
A brief note on Grusch
First, a disclaimer of sorts: I am posting another article on UAPs, yet I...
a year ago
A brief note on Grusch
First, a disclaimer of sorts: I am posting another article on UAPs, yet I am
not addressing the recent claims by David Grusch. This is for a couple of
reasons. First, I am skeptical of Grusch. He is not the first seemingly
well-positioned former...
axio.ms
Pickle plus mains
Back in February 2014, it was a cold (but dry) winter’s night and we decided to warm our hearts with...
over a year ago
Back in February 2014, it was a cold (but dry) winter’s night and we decided to warm our hearts with some science.
Our experiment was to observe the conduction of electricity through a pickle, using salt ions. We connected a pickle to the mains supply. Pickles have a strong...
Arduino Blog
BrainPatch.AI: How a British neurotech startup built a working prototype fast, using Arduino Nano 33...
The field of neurotechnology has been advancing rapidly in recent years, opening up to safe and...
3 months ago
The field of neurotechnology has been advancing rapidly in recent years, opening up to safe and effective non-invasive interfaces that can deliver tiny milliamp currents to the right stimulation location on the head, neck or body. One example of the new players in this field is...
Arduino Blog
An ultra-affordable DIY underwater ROV
ROVs (remotely operated vehicles) let us explore bodies of water and it is hard not to be excited by...
7 months ago
ROVs (remotely operated vehicles) let us explore bodies of water and it is hard not to be excited by the possibilities. But traditional ROVs cost a lot of money and often require serious expertise to operate and maintain. Luckily there are affordable alternatives, such as this...
Bryan Braun - Blog
Links #10
How to Get on a Podcast - This is a short and invaluable post for anyone who wants to be a podcast...
4 months ago
How to Get on a Podcast - This is a short and invaluable post for anyone who wants to be a podcast guest. It puts you in the shoes of a podcaster, showing you what they need, and how you can be a “sure thing” for them. As usual, there are no short cuts. You gotta do the work!
A...
Christian Selig
Using PHPickerViewController Images in a Memory-Efficient Way
PHPickerViewController is (in my opinion) one of the more exciting parts of iOS 14. We developers...
over a year ago
PHPickerViewController is (in my opinion) one of the more exciting parts of iOS 14. We developers now have a fully-fledged photo picker that we can just use, rather than having to spend a bunch of our time creating our own (much like SFSafariViewController did for developers and...
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
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...
heavymeta.org
CrowdStrike's Impact on Aviation
Just after midnight Eastern Time on July 19, 2024, the enterprise cybersecurity
company CrowdStrike...
4 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...
Posts on Made of...
Running Tensorflow on AWS GPUs
I’ve been spending some time learning deep learning and tensorflow recently, and as part of that...
over a year ago
I’ve been spending some time learning deep learning and tensorflow recently, and as part of that project I wanted to be able to train models using GPUs on EC2. This post contains some notes on what it took to get that working. As many people have commented, the environment setup...
Vitalik Buterin's...
On Nathan Schneider on the limits of cryptoeconomics
over a year ago
Jonas Hietala
Ludum Dare 20 Timelapse
So this time I managed to compose a timelapse of my weekend and the making of My Minions. Sadly I...
over a year ago
So this time I managed to compose a timelapse of my weekend and the making of My Minions. Sadly I lost the first few hours as I forgot to turn it on…
Anyway here’s the result:
https://www.youtube.com/watch?v=ABVPlRaA5iI
watchTowr Labs -...
Cleo Harmony, VLTrader, and LexiCom - RCE via Arbitrary File Write (CVE-2024-50623)
We were having a nice uneventful week at watchTowr, when we got news of some ransomware operators...
a week ago
We were having a nice uneventful week at watchTowr, when we got news of some ransomware operators using a zero-day exploit in Cleo MFT software - namely, LexiCom, VLTransfer, and Harmony - applications that many large enterprises rely on to share files securely.
Cleo have a...
watchTowr Labs -...
IBM QRadar - When The Attacker Controls Your Security Stack (CVE-2022-26377)
Welcome to April 2024.
A depressing year so far - we've seen critical vulnerabilities across a wide...
8 months ago
Welcome to April 2024.
A depressing year so far - we've seen critical vulnerabilities across a wide range of enterprise software stacks.
In addition, we've seen surreptitious and patient threat actors light our industry on fire with slowly introduced backdoors in the XZ...
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
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....
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
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...
Posts on Made of...
Reader/reader blocking in reader/writer locks
Abstract In writer-priority reader/writer locks, as soon as a single writer enters the acquisition...
over a year ago
Abstract In writer-priority reader/writer locks, as soon as a single writer enters the acquisition queue, all future accesses block behind any in-flight reads. Thus, if any readers hold the lock for extended periods of time, this can lead to extreme pauses and loss of throughput...
Posts on Made of...
A Brief Introduction to termios
If you’re a regular user of the terminal on a UNIX system, there are probably a large number of...
over a year ago
If you’re a regular user of the terminal on a UNIX system, there are probably a large number of behaviors you take mostly for granted without really thinking about them. If you press ^C or ^Z it kills or stops the foreground program – unless it’s something like emacs or vim, in...
Old Vintage...
With PowerPC, Windows CE and the WiiN-PAD slate, everyone's a WiiN-er (except Data General)
Telemedicine (and mobile health generally) accumulated a hunk of public mindshare during the...
7 months ago
Telemedicine (and mobile health generally) accumulated a hunk of public mindshare during the pandemic emergency, but speaking as someone with a day job in public health for almost two decades, it's always been a buzzword in certain corners of IT with enough money sloshing around...
Home on Erik...
Being data driven
I picked up an issue of Foreign Affairs while flying back to NYC from SFO. It features this long...
over a year ago
I picked up an issue of Foreign Affairs while flying back to NYC from SFO. It features this long interview with U.S. General Stanley McChrystal and I thought it was pretty interesting how striking some of the similarities are between fighting in a war and developing software.
Matt Mullenweg
RIP Quincy Jones
Quincy Jones had such an impact on the culture that it’s impossible to summarize. His discography is...
a month ago
Quincy Jones had such an impact on the culture that it’s impossible to summarize. His discography is amazing. I feel so lucky to have met him in 2012 when I was much earlier in my career, and he didn’t have any reason to give me time, but he treated everyone as if they were...
Jonas Hietala
Up like a Sun, Down like a Pancake
I was looking forward to this weekend, for Ludum Dare and for me to finally make a game again. But...
over a year ago
I was looking forward to this weekend, for Ludum Dare and for me to finally make a game again. But it just don’t feel right to me. I’m not prepared, I feel a little bit stressed and I don’t really have faith in my game so I’m gonna step down this one as well. But it’s fine, Ludum...
Simply Explained
Monitoring my 3D printer with a Pi Zero, Home Assistant and TinyCore Linux
Many devices in my home have become "smart" over the last couple of months, with one big exception:...
over a year ago
Many devices in my home have become "smart" over the last couple of months, with one big exception: my trusty 3D printer. It's a super reliable Prusa i3 MK3, but it lacks an internet connection.So I decided to use a Pi Zero to keep track of my 3D prints and send the progress to...
Home on Erik...
State drift
I generally haven't written much about software architecture. People make heuristics into religion....
over a year ago
I generally haven't written much about software architecture. People make heuristics into religion. But here is something I thought about: how to build in self-correction into systems. This has been something just vaguely sitting in my head lacking a clear conceptual definition...
Arduino Blog
This 3D-printed robotic arm can be built with just a few inexpensive components
Robotics is already an intimidating field, thanks to the complexity involved. And the cost of parts,...
2 months ago
Robotics is already an intimidating field, thanks to the complexity involved. And the cost of parts, such as actuators, only increases that feeling of inaccessibility. But as FABRI Creator shows in their most recent video, you can build a useful robotic arm with just a handful of...
Louwrentius
Benefits of hyper-threading on a Core 7i processor
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework...
over a year ago
I had some wave files that I wanted to encode to mp3. I wrote a small parallel
processing framework for this job. It executes parallel jobs so I can benefit
from the 4 cores + 4 virtual cores of my new Core 7i 920 processor.
The framework is based on some shell scripts running...
Electronics etc…
Tektronix TDS 684B Oscilloscope Button Swap
Introduction
Removing the panels
Swapping a Rotary Encoder
Putting it all back together
End...
8 months ago
Introduction
Removing the panels
Swapping a Rotary Encoder
Putting it all back together
End Result
Introduction
I recently bought a TDS 684B for cheap at a government auction. With 1 GHz BW
and 5 Gsps sample rate, it can be used for those cases where my 350 MHz/2Gsps
Siglent...
Home on Erik...
Luigi talk tomorrow
At NYC Data Science meetup! Unfortunately the space is full but the talk will be livestreamed –...
over a year ago
At NYC Data Science meetup! Unfortunately the space is full but the talk will be livestreamed – check out the meetup web page for a link tomorrow.
Good Enough
Grassroots
TLDNR: If you have an interest in Good Enough succeeding, we need your help! Telling friends,...
8 months ago
TLDNR: If you have an interest in Good Enough succeeding, we need your help! Telling friends, shouting on socials, and sharing links to our stuff with your favorite influencers–all of these things will help Good Enough succeed and continue making amazing stuff!
As we’ve been...
Jonas Hietala
Let's build a VORON: Major failure
The left POM nut got ground down, making the bed fall down.
After 600 hours, the printer met it’s...
9 months ago
The left POM nut got ground down, making the bed fall down.
After 600 hours, the printer met it’s first major failure.
I know I earlier described how the extruder starter skipping in a big way, but that was just some filament getting stuck in the extruder.
This time a part...
Nabeel S. Qureshi
May Updates + New Essay On Moral AI
A few months back, I read a tweet from Ilya Sutskever (OpenAI Chief Scientist) which stuck in my...
a year ago
A few months back, I read a tweet from Ilya Sutskever (OpenAI Chief Scientist) which stuck in my mind: “the long term goal is to build AGI that loves people the way parents love their children”.
Willem's Blog
Programming on Apple Watch
Programming with VIM over SSH on Apple Watch using a bluetooth keyboard
over a year ago
Programming with VIM over SSH on Apple Watch using a bluetooth keyboard
Arduino Blog
How to customize your Arduino Cloud IoT dashboards on the go
The Arduino Cloud has long been a trusted platform for makers, engineers, and developers to manage...
2 months ago
The Arduino Cloud has long been a trusted platform for makers, engineers, and developers to manage their IoT projects with ease. From tracking sensor data to automating smart devices, the cloud enables seamless connectivity. Complementing this, the Arduino IoT Remote mobile app...
Home on Erik...
Why software projects take longer than you think: a statistical model
Anyone who built software for a while knows that estimating how long something is going to take is...
over a year ago
Anyone who built software for a while knows that estimating how long something is going to take is hard. It's hard to come up with an unbiased estimate of how long something will take, when fundamentally the work in itself is about solving something.
Louwrentius
Things you should consider when building a ZFS NAS
ZFS is a modern file system designed by Sun Microsystems, targeted at enterprise environments. Many...
over a year ago
ZFS is a modern file system designed by Sun Microsystems, targeted at enterprise environments. Many features of ZFS also appeal to home NAS builders and with good reason. But not all features are relevant or necessary for home use.
I believe that most home users building their...
Notes on software...
An effective product manager
There are three specific activities I have loved in some product
managers I've worked with (and...
a year ago
There are three specific activities I have loved in some product
managers I've worked with (and missed in others).
tldr;
Talk with customers and prospects
Develop and share a vision
Evangelize
Talk with customers and prospects
As a product manager, your superpower over...
Good Enough
My Tears of the Kingdom Addiction
I don’t know how big my internet social bubble really is, but it feels like everyone in the world...
a year ago
I don’t know how big my internet social bubble really is, but it feels like everyone in the world that bubble has been playing a lot of The Legend of Zelda: Tears of the Kingdom lately. Me included! It’s amazing, and I’m thoroughly engrossed—I think I’ve stayed up playing until...
Arduino Blog
How to customize your Arduino Cloud IoT dashboards on the go
The Arduino Cloud has long been a trusted platform for makers, engineers, and developers to manage...
a month ago
The Arduino Cloud has long been a trusted platform for makers, engineers, and developers to manage their IoT projects with ease. From tracking sensor data to automating smart devices, the cloud enables seamless connectivity. Complementing this, the Arduino IoT Remote mobile app...
Good Enough
TIL: Use randomness to prevent email trimming
With conversation threading (which almost everyone has enabled), Gmail was trimming the bottom of...
a year ago
With conversation threading (which almost everyone has enabled), Gmail was trimming the bottom of the emails we send with our new app because they were too similar to the other emails in the conversation thread.
They’re similar because that’s just the link to get back into the...
Jonas Hietala
Doing Stuff
The school and my life is trotting along. I’m handling the extra course fine, but instead I’ve left...
over a year ago
The school and my life is trotting along. I’m handling the extra course fine, but instead I’ve left the standard math course behind a bit. Actually more than a bit but hopefully I’ll correct things later.
No my life is going along just fine, it almost feels like my life is runing...
Computer Ads from...
Small Systems Engineering's PETSPEED
Fast Enough for the Human Race
5 months ago
Fast Enough for the Human Race
Jonas Hietala
Rewriting my Neovim config in Lua
This screenshot betrays just how much productive time was wasted setting this up.
I’ve got tons of...
a year ago
This screenshot betrays just how much productive time was wasted setting this up.
I’ve got tons of things to do; clean the bathrooms, prototype an idea for a SaaS and ponder world peace.
So naturally the procrastination took over and I rewrote my Neovim configuration in...
Louwrentius
My solar-powered blog is now on Lithium Iron Phosphate
In my last blog post I discussed how a small solar project - to power this blog on a Raspberry Pi -...
a year ago
In my last blog post I discussed how a small solar project - to power this blog on a Raspberry Pi - escalated into a full-blown off-grid solar setup, large enough to power the computer I use at the moment to write this update1. In this update, I want to discuss my battery...
Louwrentius
I made my blog solar-powered, then things escalated
In 2020 I wondered if I could run my blog on solar power, being inspired by Low-tech Magazine, doing...
a year ago
In 2020 I wondered if I could run my blog on solar power, being inspired by Low-tech Magazine, doing the same thing (but better)1. The answer was 'yes', but only through spring and summer.
I live in an apartment complex in The Netherlands and my balcony is facing west. This...
Arduino Blog
Discover #Virgil: history comes to life with Arduino
We’re excited to introduce #Virgil, an innovative project that combines the power of Arduino...
2 months ago
We’re excited to introduce #Virgil, an innovative project that combines the power of Arduino technology with a passion for history, creating a groundbreaking interactive experience for museums. Using Arduino’s versatile and scalable ecosystem, #Virgil operates completely...
Odds and Ends of...
Christmas Mailbag!
Is Elon Musk actually smart? Will HS2 ever be properly finished? Do I like Dominic Cummings? And...
3 days ago
Is Elon Musk actually smart? Will HS2 ever be properly finished? Do I like Dominic Cummings? And more!
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...
a week 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...
latest projects -...
Smallest USB-C MIDI Synth
[Hardware] The smallest and silliest MIDI synth yet
a year ago
[Hardware] The smallest and silliest MIDI synth yet
Jonas Hietala
Autocomplete with nvim-cmp
Autocomplete tags in the frontmatter.
Autocompletion is an absurdly powerful feature that I—and I...
7 months ago
Autocomplete tags in the frontmatter.
Autocompletion is an absurdly powerful feature that I—and I must assume most programmers—use all the time.
It’s not as crucial for writing blog posts as when you’re coding but it’s still easy to come up with examples of how autocomplete...
Home on Erik...
Luigi Presentation @ NYC Data Science, Dec 16, 2014
More Luigi presentations!
over a year ago
More Luigi presentations!
Willem's Blog
Around town in an electric car
For one week I drove the electric Smart EQ fortwo in and around town. I found out what it's like to...
over a year ago
For one week I drove the electric Smart EQ fortwo in and around town. I found out what it's like to drive electrically: fun!
Matt Blewitt
Table Stakes
This is a short post on what I see are table stakes for any new user-facing service, security-wise....
over a year ago
This is a short post on what I see are table stakes for any new user-facing service, security-wise. Mostly focused on user-focused, rather than intra-service, considerations.
Willem's Blog
Working Offline First
Dive into a digital blast from the past and learn how a 15-year-old ThinkPad X200 can revolutionise...
a year ago
Dive into a digital blast from the past and learn how a 15-year-old ThinkPad X200 can revolutionise your workflow – join my cloud-free adventure today!
Jonas Hietala
Death to the Forum
Well it was fun while it lasted, but now it’s gone and it’ll stay gone for a long time I think. It...
over a year ago
Well it was fun while it lasted, but now it’s gone and it’ll stay gone for a long time I think. It was mainly a test to see if I could do it and I’m really proud of my styling of it but it’s deader than in a grave, which isn’t really surprising, and it bothered me that I didn’t...
Matt Mullenweg
Observer Article
Alexandra Tremayne-Pengelly writes for the Observer, WordPress Founder Matt Mullenweg Is ‘More...
a month ago
Alexandra Tremayne-Pengelly writes for the Observer, WordPress Founder Matt Mullenweg Is ‘More Energized’ Than Ever Amid WP Engine Battle.
Jonas Hietala
Fun or Frustration? Ludum Dare 33
One of my goals this year was to participate in a Ludum Dare. I have cleared up my schedule,...
over a year ago
One of my goals this year was to participate in a Ludum Dare. I have cleared up my schedule, negotiated with my better half and everything is set up for epicness.
At first the idea was to make a game in rust, even tough I basically haven’t used it in almost a year, but when I...
Good Enough
Pika: Start Your Happy Blog
Have you thought about starting or restarting a blogging habit? Have you wanted to write on the...
10 months ago
Have you thought about starting or restarting a blogging habit? Have you wanted to write on the internet, but at your own place and at your own address rather than on a social network? Have you been overwhelmed by the online writing options that you’ve found? Well, have we got...
Vitalik Buterin's...
Encapsulated vs systemic complexity in protocol design
over a year ago
Opsbros
Nokia 5110 - Back from the dead. Part 1: Nostalgia
I loved my Nokia 5110 and I wonder if it was possible to breathe new life into this long-shelved and...
over a year ago
I loved my Nokia 5110 and I wonder if it was possible to breathe new life into this long-shelved and still-memed mobile phone. As it turns out, not only is it possible, but it's going to be a lot easier than I anticipated.
Arduino Blog
KiPneu makes soft robotic biomimetics accessible to STEAM students
Biomimicry, which is a method for developing new technology inspired by nature, has been one of...
5 months ago
Biomimicry, which is a method for developing new technology inspired by nature, has been one of humanity’s greatest assets. But systems reliant on soft tissue, such as an octopus’s tentacles, have been notoriously difficult to reproduce in the robotics world. To give STEAM...
Arduino Blog
Team Ikaro scores success with the Arduino Nano RP2040 Connect!
Team Ikaro is a vibrant group of high school students from the Pacinotti Archimede Institute in...
3 months ago
Team Ikaro is a vibrant group of high school students from the Pacinotti Archimede Institute in Rome, sharing a strong passion for electronics and turning heads in the world of robotics! Specializing in Soccer Lightweight games (where robot-soccer players compete to score goals...
Arduino Blog
This Kenyan engineer modernizes vintage cars with a custom ECU and EFI upgrades
The automotive industry’s switch from carburetion to fuel injection was one of the most effective...
2 months ago
The automotive industry’s switch from carburetion to fuel injection was one of the most effective advancements of the 20th century. Electronic fuel injection allows for precise control over an internal combustion engine’s air-fuel mixture, which dramatically improves fuel...
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