Arduino Blog
This Strandbeest-style coffee table can deliver drinks
More than 30 years ago, Dutch artist Theo Jansen began astounding the world with his Strandbeesten...
3 months ago
More than 30 years ago, Dutch artist Theo Jansen began astounding the world with his Strandbeesten walking sculptures. Even after decades, they have an almost mythical allure thanks to the incredibly fluid way in which they walk. They’re clearly constructs, but with gaits that...
Home on Erik...
It's hard to write code for computers, but it's even harder to write code for humans
Writing code for a computer is hard enough. You take something big and fuzzy, some large vague...
3 months ago
Writing code for a computer is hard enough. You take something big and fuzzy, some large vague business outcome you want to achive. Then you break it down recursively and think about all the cases until you have clear logical statements a computer can follow.
Notes on software...
What makes a great technical blog
I want to explain why the blogs in My favorite technical
blogs are my favorite. That
page is solely...
8 months ago
I want to explain why the blogs in My favorite technical
blogs are my favorite. That
page is solely about non-corporate tech blogs. So this post is
too. I'll have to make another list for favorite corporate tech blogs.
In short, they:
Tackle hard and confusing topics
Show working...
Louwrentius
Why VMware vSphere replication is changing the game
If you are running a serious VMware environment, chances are you do have a SAN. Often with smaller...
over a year ago
If you are running a serious VMware environment, chances are you do have a SAN. Often with smaller setups, many people do employ multiple VMware hosts, but the SAN is a single point of failure.
SANs are often fully redundant devices, with redundant PSUs, storage controllers,...
Notes on software...
Be someone who does things
I wrote last
month that
what you want to do is one of the most useful motivations in life. I
want to...
3 months ago
I wrote last
month that
what you want to do is one of the most useful motivations in life. I
want to follow that up by saying that the only thing more important
than wanting to do something is to actually do something.
The most valuable trait you can develop for yourself is to...
Jonas Hietala
The End of the Tunnel
Lately I’ve been feeling like there’s been a shit-ton of stuff going on, quite a turn-around from...
over a year ago
Lately I’ve been feeling like there’s been a shit-ton of stuff going on, quite a turn-around from the last time.
One course about data structure and algorithms (super fun to be honest) has wrapped up. We thought we were ahead with the assignments but in the end it got very...
axio.ms
A small ode to the CRT
Built October 2018
I used to hate Cathode Ray Tubes. As a kid in Europe, everything flickered at...
over a year ago
Built October 2018
I used to hate Cathode Ray Tubes. As a kid in Europe, everything flickered at 50Hz, or made a loud whistle at 15.625KHz (back when I could still hear it). CRTs just seemed crude, “electro-brutalist” contraptions from the valve era. They were heavy, and...
Jonas Hietala
New Year, New Theme: 100 Things
Happy New Year, Everyone! 2009 was great in many ways; I drove a submarine (yeah quite literally), I...
over a year ago
Happy New Year, Everyone! 2009 was great in many ways; I drove a submarine (yeah quite literally), I released 6 experimental games and recently I discovered the completely amazing game Evil Genius but lets try to make 2010 even better!
So let’s forget our small mishaps (yes I’m...
Abort Retry Fail
The History of Microsoft Encarta
Searchable Human Knowledge
a year ago
Searchable Human Knowledge
Notes on software...
Make small changes and solve the problems you have
Two frustrating things that can happen in an organization are 1) big
changes and 2) changes that...
over a year ago
Two frustrating things that can happen in an organization are 1) big
changes and 2) changes that aren’t clearly associated with a known
problem. It’s even worse in that order.
These situations tend to happen when a problem remain unaddressed for
too long. These situations tend to...
Neil Madden
I still don’t really get “hash shucking”
If you want to learn how to store passwords securely, you could do a lot worse than looking at the...
a year ago
If you want to learn how to store passwords securely, you could do a lot worse than looking at the OWASP Password Storage Cheat Sheet. These cheat sheets are generally pretty good, and the password storage one is particularly good. The editors do a great job of keeping it up to...
./techtipsy
How to build a fleet of networked offsite backups using Linux, WireGuard and rsync
Just like most people out there, I have some files that are irreplaceable, such as cat pictures.
At...
3 weeks ago
Just like most people out there, I have some files that are irreplaceable, such as cat pictures.
At one point I had a few single-board computers sitting idle, namely
the Orange Pi Zero and
the LattePanda V1, and a few
1TB SSD-s.
I hate idle hardware, so I did the most sensible...
Willem's Blog
Helping people with free software
This week I helped a man with repairing and reinstalling his computer with Debian GNU/Linux.
over a year ago
This week I helped a man with repairing and reinstalling his computer with Debian GNU/Linux.
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...
Applied Cartography
Things take time
Things take time.
Nintendo fairly famously was born in 1889, and the modern incarnation — Yamamuchi...
8 months ago
Things take time.
Nintendo fairly famously was born in 1889, and the modern incarnation — Yamamuchi Nintendo & Co., LTD — was established nearly fifty years later, in 1933. They spent forty years selling playing cards, then another decade operating merely as a distributor of...
./techtipsy
LattePanda V1 - my experience with a Raspberry Pi alternative
As with many homelab experiments around 2022/2023, it all started with Raspberry Pi-s
being either...
a year ago
As with many homelab experiments around 2022/2023, it all started with Raspberry Pi-s
being either out of stock or absurdly overpriced.
I once noticed a listing for a LattePanda V1 on a local auction site.
The price was reasonable at 45 EUR, and after I looked at the...
Posts on Made of...
The Window Manager I Want
Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window...
over a year ago
Since I first discovered ratpoison in 2005 or so, I've basically exclusively used tiling window managers, going through, over the years, StumpWM, Ion 3, and finally XMonad. They've all had various strengths and weaknesses, but I've never been totally happy with any of them. This...
Old Vintage...
Programming the Convergent WorkSlate's spreadsheet microcassette future
In this particular future, we will all use handheld spreadsheets stored on microcassettes, talking...
4 months ago
In this particular future, we will all use handheld spreadsheets stored on microcassettes, talking to each other via speakerphone, and probably listening to Devo and New Order a lot. (Though that part isn't too different from my actual present.)
a computer whose manufacturer...
Arduino Blog
Arduino Cloud is now natively supported on tablets
We’re excited to announce the release of IoT Remote v3.0.0, featuring a native tablet version...
8 months ago
We’re excited to announce the release of IoT Remote v3.0.0, featuring a native tablet version (available for both Android and iOS platforms) optimized for unlocking the full potential of larger screen sizes. What is the Arduino IoT Remote app? The Arduino IoT Remote app allows...
Style over Substance
My new purchase: a Zeiss Ikon Nettar 517/16
Cheaper than a tank of gas, smaller than a Leica, 6x6 medium format negs - tons of fun. This Nettar...
over a year ago
Cheaper than a tank of gas, smaller than a Leica, 6x6 medium format negs - tons of fun. This Nettar folding camera sure is bang for buck!
The post My new purchase: a Zeiss Ikon Nettar 517/16 appeared first on Style over Substance.
Jonas Hietala
Exploring the Gleam FFI
My brain is a curious thing.
I’m on a business trip right now and I’ve set aside time to finish some...
11 months ago
My brain is a curious thing.
I’m on a business trip right now and I’ve set aside time to finish some important todos I want and need to get done.
But instead of focusing on them, I started playing around with Gleam—a young and interesting programming language.
My (current)...
Style over Substance
Using the EZCOO / AVStar HAE118 HDMI2.1 Audio Extractor for PS5/Xbox audio
Back in 2021, we bought a PlayStation 5 (PS5) as our main living room console. Making the most out...
a year ago
Back in 2021, we bought a PlayStation 5 (PS5) as our main living room console. Making the most out of this console meant we also had to buy a new TV, as our old TV was not 4K-compatible and did not support HDMI2.1, the new A/V standard required to support all of the PS5’s...
Louwrentius
Systemd Forward Secure Sealing of system logs makes little sense
Systemd is a more modern replacement of sysvinit and its in the process of being integrated into...
over a year ago
Systemd is a more modern replacement of sysvinit and its in the process of being integrated into most mainstream Linux distributions. I'm a bit troubled by one of it's features.
I'd like to discuss the Forward Secure Sealing (FSS) feature for log files that is part of systemd....
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.
./techtipsy
This site will be offline on 2022-08-17 between 18:00-19:00 EEST
There really isn’t much to say here, nor is there a rational reason behind this.
I just see it as an...
over a year ago
There really isn’t much to say here, nor is there a rational reason behind this.
I just see it as an opportunity to send a signal and test the capabilities of
my UPS.
I’ve prepared for this moment with my self-hosting setup, let’s see how well it
holds up. Hopefully better than...
Vitalik Buterin's...
Coordination, Good and Bad
over a year ago
Arduino Blog
This Halo helmet features an adjustable-transparency RGB-backlit visor
The Halo franchise is full of iconic designs, from vehicles like the Warthog to weapons like the...
a month ago
The Halo franchise is full of iconic designs, from vehicles like the Warthog to weapons like the Needler. But the armor, such as the Spartan armor worn by Master Chief, is arguably the most recognizable. The helmets are especially cool, and LeMaster Tech put his own unique spin...
Vitalik Buterin's...
Encapsulated vs systemic complexity in protocol design
over a year ago
Simply Explained
Shelly 2.5 + ESPHome: potential fire hazard + fix
If you have flashed your Shelly 2.5 with ESPHome, make sure to configure GPIO16. Otherwise, the pin...
over a year ago
If you have flashed your Shelly 2.5 with ESPHome, make sure to configure GPIO16. Otherwise, the pin will be short-circuited and cause the unit to heat up significantly, creating a potential fire hazard!
Computer Ads from...
UNIX Review Magazine Interviews Larry Tesler
They discuss Tesler's involvement with Xerox, Apple and office automation with Unix.
3 months ago
They discuss Tesler's involvement with Xerox, Apple and office automation with Unix.
Applied Cartography
Are monopolies bad, actually?
One of the more interesting theses advanced by Zero to One [1] is that monopolies are good to the...
9 months ago
One of the more interesting theses advanced by Zero to One [1] is that monopolies are good to the extent that they afford companies the agency and comfort to engage in long-term activities:
Monopolists can think about things other than making money; non-monopolists can’t. In...
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...
Arduino Blog
It’s silver, it’s green, it’s the Batteryrunner! An Arduino-powered, fully custom electric car
Inventor Charly Bosch and his daughter Leonie have crafted something truly remarkable: a fully...
a month ago
Inventor Charly Bosch and his daughter Leonie have crafted something truly remarkable: a fully electric, Arduino-powered car that’s as innovative as it is sustainable. Called the Batteryrunner, this vehicle is designed with a focus on environmental impact, simplicity, and custom...
Jonas Hietala
Geekhack Toxic
I came back to Linköping yesterday and I had a package waiting for me to pick it up. What could it...
over a year ago
I came back to Linköping yesterday and I had a package waiting for me to pick it up. What could it be?
With a crummy mobile phone photo I give you my TOXIC keycaps mounted on my trusty old das keyboard:
Woooo
If only my GH60 could arrive some time this decade…
Good Enough
The Element of Surprise
Good Enough happens to be a remote team. This isn't from some strongly-held belief that remote is...
a year ago
Good Enough happens to be a remote team. This isn't from some strongly-held belief that remote is best, but rather as a side effect of how we all happened to meet each other. We met remotely, we did not end up all moving into some commune, and so to work together we must work...
Arduino Blog
A new Plug and Make Kit challenge! A game of rhythm and creativity
The Arduino Plug and Make Kit is all about unleashing creativity while simplifying the process of...
3 weeks ago
The Arduino Plug and Make Kit is all about unleashing creativity while simplifying the process of turning ideas into reality. It enables everyone to focus on the fun of creating with the power of the UNO R4 WiFi and a user-friendly, modular design – bypassing the complexities of...
Home on Erik...
New benchmarks for approximate nearest neighbors
UPDATE(2018-06-17): There are is a later blog post with newer benchmarks!
One of my super nerdy...
over a year ago
UPDATE(2018-06-17): There are is a later blog post with newer benchmarks!
One of my super nerdy interests include approximate algorithms for nearest neighbors in high-dimensional spaces. The problem is simple. You have say 1M points in some high-dimensional space.
Birchtree
My default apps of 2024
Last year I was the 27th of four hundred and freaking eight people to write about their default...
a week ago
Last year I was the 27th of four hundred and freaking eight people to write about their default apps, and I though it would be fun to turn this into a tradition and revisit the list to see if anything has changed since last year.
✨ next to each change
./techtipsy
techtipsy, now hosted on k-space!
This site is now hosted on infrastructure provided by k-space, a friendly hackerspace in Tallinn,...
a year ago
This site is now hosted on infrastructure provided by k-space, a friendly hackerspace in Tallinn, Estonia.
If you’ve been reading any of my previous posts, you might be wondering why I made that move, especially since I was
quite proud of hosting my website over a residential...
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.
Vitalik Buterin's...
Having a safe CEX: proof of solvency and beyond
over a year ago
GitButler
Git Merge 2024 Talks are Up
All the Git Merge 2024 talks are up on Youtube. Here is a quick summary of each one.
2 months ago
All the Git Merge 2024 talks are up on Youtube. Here is a quick summary of each one.
Arduino Blog
Machine-to-machine communication is easier than ever: Opta now supports OPC UA
OPC Unified Architecture – OPC UA in short – is a cross-platform, open-source machine-to-machine...
a month ago
OPC Unified Architecture – OPC UA in short – is a cross-platform, open-source machine-to-machine communication protocol for industrial automation. It was developed by the Open Platform Communications (OPC) Foundation and is defined in detail in the IEC 62541 standard. With the...
./techtipsy
How to make digital copies of your old video tapes
Introduction
This is a short overview of one way to take your old video tapes and make digital...
over a year ago
Introduction
This is a short overview of one way to take your old video tapes and make digital copies of their contents.
To get started, you will need the following:
old video tapes that you want to make copies of (VHS and its variants)
a device that can read analog AV signals...
Willem's Blog
Repairing a Nintendo Gameboy Advance SP
Reparing an old Nintendo Gameboy Advance to play classic Zelda again.
over a year ago
Reparing an old Nintendo Gameboy Advance to play classic Zelda again.
Louwrentius
Distributed Parallel Processing Shell Script (PPSS) released
I'd like to announce the release of the distributed version of the Parallel
Processing Shell Script...
over a year ago
I'd like to announce the release of the distributed version of the Parallel
Processing Shell Script (PPSS). PPSS is a bash script that allows you to
run commands in parallel. It is written to make use of current multi-core
CPUs.
The new distributed version of PPSS allows you to...
Louwrentius
Storage and I/O: reads vs. writes
There is a fundamental difference between a read operation and a write operation. Storage can lie...
over a year ago
There is a fundamental difference between a read operation and a write operation. Storage can lie about completing a write operation, but it can never lie about completing a read operation. Therefore read and writes have different characteristics. This is what I've learned.
About...
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...
Willem's Blog
Free from the iCloud: Escaping Apple Photos
Recently I freed myself from Apple Photos, using free software to manage my photo library. Read...
over a year ago
Recently I freed myself from Apple Photos, using free software to manage my photo library. Read along to find out what software I use and how to make it play nice with your devices.
Willem's Blog
The day I killed my LAN
I killed my office LAN and went 4G only. Saves a lot of clutter, energy and money.
over a year ago
I killed my office LAN and went 4G only. Saves a lot of clutter, energy and money.
Jonas Hietala
Regex substitution with unicode in Haskell
While remaking the site I noticed my automatic embedding of bare youtube links sometimes didn’t...
over a year ago
While remaking the site I noticed my automatic embedding of bare youtube links sometimes didn’t work. The culprit was unicode in the document which the regex library couldn’t handle.
Apparently while this would be supported by default by almost all modern languages it’s not the...
Neil Madden
A few clarifications about CVE-2022-21449
Just a few quick notes/updates to correct some potentially inaccurate statements that are floating...
over a year ago
Just a few quick notes/updates to correct some potentially inaccurate statements that are floating around on Reddit/Twitter etc: The bug only impacts Java 15 and above. The original advisory from Oracle incorrectly listed earlier versions (like 7, 8 and 11) as being impacted....
watchTowr Labs
No Way, PHP Strikes Again! (CVE-2024-4577)
Orange Tsai tweeted a few hours ago about “One of [his] PHP vulnerabilities, which affects XAMPP by...
7 months ago
Orange Tsai tweeted a few hours ago about “One of [his] PHP vulnerabilities, which affects XAMPP by default”, and we were curious to say the least. XAMPP is a very popular way for administrators and developers to rapidly deploy Apache, PHP, and a bunch of other tools, and
Louwrentius
20 disk 18 TB RAID 6 storage based on Debian Linux
This system is no longer operational and has been decomissioned (2017)
This is my NAS storage server...
over a year ago
This system is no longer operational and has been decomissioned (2017)
This is my NAS storage server based on Debian Linux. It uses software RAID and 20 one
terrabyte hard drives. It provides a total usable storage capacity of 18 terrabytes in a single RAID 6 array.
One of the...
Arduino Blog
Adding real-time local voice controls to a SMARS Quad Mod robot with an Arduino RP2040 Connect
Robotics kits like the Screwless/Screwed Modular Assemblable Robotic System (SMARS) are great tools...
4 months ago
Robotics kits like the Screwless/Screwed Modular Assemblable Robotic System (SMARS) are great tools for learning more about how electronics, mechanics, and software can combine to perform useful tasks in the physical world. And in his latest project, Edge Impulse’s senior...
Matt Blewitt
So, You Want To Build A DBaaS
So you’ve made the decision to build a Database-as-a-Service product (or something similar). As a...
a year ago
So you’ve made the decision to build a Database-as-a-Service product (or something similar). As a result, you are making state and coordination your problem. Here are some things I’ve learned to keep in mind as you embark on this project, in no particular order (other than the...
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
Willem's Blog
Enjoy a festival without alcohol
This year I didn't drink alcohol during Rock Werchter, leading to interesting observations during...
over a year ago
This year I didn't drink alcohol during Rock Werchter, leading to interesting observations during the music festival.
Willem's Blog
No, I Won't Build That!
Discover how saying 'no' can lead to more innovative and meaningful work in this blog post: "No, I...
10 months ago
Discover how saying 'no' can lead to more innovative and meaningful work in this blog post: "No, I Won't Build That!"
Lars Lofgren
Why I’m Switching Web Hosts
Recently, I’ve gotten fed up with my web host. Since I stood this site up, I’ve used MediaTemple....
over a year ago
Recently, I’ve gotten fed up with my web host. Since I stood this site up, I’ve used MediaTemple. This was before WP Engine was around. At the time, MediaTemple had carved out a nice niche for themselves as the premium web host. Tim Ferriss also raved about them back in the day....
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...
Arduino Blog
This robotic kalimba plays melodies with an Arduino Nano
With roots in Africa, the kalimba is a type of hand piano featuring an array of keys that are each...
3 months ago
With roots in Africa, the kalimba is a type of hand piano featuring an array of keys that are each tuned for a specific note, and upon plucking or striking one, a pleasant xylophone-like sound can be heard. Taking inspiration from his mini kalimba, Axel from the YouTube channel...
Gwern.net Newsletter
September 2020 News
September 2020 gwern.net newsletter with links on DRL and AI scaling, psychiatric disorders; no...
over a year ago
September 2020 gwern.net newsletter with links on DRL and AI scaling, psychiatric disorders; no reviews.
Yazin Alirhayim
The Trouble With Optionality
Optionality’s one of those things you don’t really think about. People don’t generally wake up one...
over a year ago
Optionality’s one of those things you don’t really think about. People don’t generally wake up one morning thinking “Why, it appears I’ve spent the past several decades of my life optimizing for optionality. Perhaps I should figure out why?”.
Most don’t even recognize the term –...
Louwrentius
Creating configuration backups of HP procurve switches
I've created a tool called procurve-watch. It creates a backup of the running switch configuration...
over a year ago
I've created a tool called procurve-watch. It creates a backup of the running switch configuration through secure shell (using scp).
It also diffs backed up configurations against older versions, in order to keep track of changes. If you run the script from cron every hour or...
Abort Retry Fail
The History of Commodore, Part 3
Are you keeping up with the Commodore?
a year ago
Are you keeping up with the Commodore?
Arduino Blog
Making a car more secure with the Arduino Nicla Vision
Shortly after attending a recent tinyML workshop in Sao Paolo, Brazil, Joao Vitor Freitas da Costa...
5 months ago
Shortly after attending a recent tinyML workshop in Sao Paolo, Brazil, Joao Vitor Freitas da Costa was looking for a way to incorporate some of the technologies and techniques he learned into a useful project. Given that he lives in an area which experiences elevated levels of...
Willem's Blog
The joy of a simple laptop
This week I tested the Surface Laptop Go with Windows 10 and quite frankly was amazed by the...
over a year ago
This week I tested the Surface Laptop Go with Windows 10 and quite frankly was amazed by the experience!
Louwrentius
Lion's Disk Utility not compatible with CoreStorage and Filevault
My 1 TB hard drive of my 2011 27" iMac was partitioned with:
A bootable partition with Mac OS X...
over a year ago
My 1 TB hard drive of my 2011 27" iMac was partitioned with:
A bootable partition with Mac OS X Lion
Time machine partition (I use an external SSD as my main OS)
Bootcamp partition with windows
A data partition containg... data.
The problem is that CoreStorage is too new. Disk...
Applied Cartography
Finding null JSON values in Postgres
Postgres' JSONB functionality is fast and useful but when I find myself dropping down from the...
8 months ago
Postgres' JSONB functionality is fast and useful but when I find myself dropping down from the Django ORM into
SQL to do weird things, the syntax strikes me as confusing and arcane. As such, when I need to do esoteric things it
takes me longer time than I'd like, and in hopes...
Lighthouse Blog
Overview of the reading view
7 months ago
./techtipsy
Tech tip: eliminate HDD humming noise
Anyone that has bought themselves external WD drives from the Elements/My Book/Easystore series are...
over a year ago
Anyone that has bought themselves external WD drives from the Elements/My Book/Easystore series are probably familiar
with the acoustic characteristics of the drives. The drives have a loud hum caused
by WD running the drives at 7200rpm while claiming the drives to be...
Vitalik Buterin's...
Moving beyond coin voting governance
over a year ago
Arduino Blog
Make your scary Halloween pumpkin smart with the Plug and Make Kit!
With Halloween just around the corner, we’ve got the perfect project to make your decorations more...
2 months ago
With Halloween just around the corner, we’ve got the perfect project to make your decorations more fun and interactive. All you have to do is take the Arduino UNO R4 WiFi and Modulino nodes included in your Plug and Make Kit to create an awesome jack-o’-lantern that will light up...
./techtipsy
Turning leftover PC parts into a decent gaming PC
Introduction
About a year ago, I bought an used PC based off of
a Lenovo Erazer X510. It had a...
over a year ago
Introduction
About a year ago, I bought an used PC based off of
a Lenovo Erazer X510. It had a dual-core Intel Pentium
G3220 CPU, 4GB of DDR3 RAM, a crappy Codegen 400W power supply and a 60GB SSD. I added an Nvidia GTX 1050 and just like
that, a budget gaming PC was born. My...
Jonas Hietala
My first netrunner store championship
My girlfriend has told me I get these narrow interests where I pour all my energy and thoughts into...
over a year ago
My girlfriend has told me I get these narrow interests where I pour all my energy and thoughts into and about 1,5 months ago I discovered Netrunner, a very awesome card game. Check out this how to play or team covenant’s channel if you want to know more.
So this Sunday I went to...
latest projects -...
Portable Probability Panel
[Misc] Laser-cut Galton board
5 months ago
[Misc] Laser-cut Galton board
Birchtree
My favorite (and least favorite) movies of 2024
I’ve watched 48 new release movies in 2024, and with just a few weeks left in the year, I wanted to...
2 weeks ago
I’ve watched 48 new release movies in 2024, and with just a few weeks left in the year, I wanted to make what is my current top 10 (plus honorable mentions & worst movies). As we get to the end of the year and you might have some
anderegg.ca
An update on Mastodon and referer headers
Earlier this year, I looked into why Mastodon didn’t include referer headers. As someone who enjoys...
a week ago
Earlier this year, I looked into why Mastodon didn’t include referer headers. As someone who enjoys following web analytics, it seemed a shame that Mastodon appeared never to send any traffic. I knew this wasn’t the case, but that lack of traffic data certainly wasn’t doing...
GitButler
The New Era of Town Hall Chat
We're moving from Slack to Discord so we can involve our community more. Here's how we did it and...
4 months ago
We're moving from Slack to Discord so we can involve our community more. Here's how we did it and more importantly, why.
Louwrentius
Fio-plot: creating nice charts from FIO storage benchmark data
New release of fio-plot
I've rewritten fio-plot, a tool that turns FIO benchmark data into nice...
over a year ago
New release of fio-plot
I've rewritten fio-plot, a tool that turns FIO benchmark data into nice charts. It allows you to create four types of graphs which will be discussed below.
The github project page explains how to run this tool.
Fio-plot also includes a benchmark script...
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...
Matt Blewitt
So, You Want To Build A DBaaS Part 2: Technical Bits
In my first post in this pseudo-series, we covered more of the theory and organisational practices...
a year ago
In my first post in this pseudo-series, we covered more of the theory and organisational practices around building and operating a database-as-a-service platform. In this post, I’ll cover some of the more technical aspects of this that I think are worth considering, drawn from my...
Willem's Blog
Write your own words
Why not to use AI for writing - a blog post on the underestimated long term costs of AI tools for...
a month ago
Why not to use AI for writing - a blog post on the underestimated long term costs of AI tools for human creativity.
Louwrentius
Why filtering DHCP traffic is not always possible with iptables
When configuring my new firewall using iptables, I noticed something very
peculiar. Even if all...
over a year ago
When configuring my new firewall using iptables, I noticed something very
peculiar. Even if all input, forward and output traffic was dropped, DHCP
traffic to and from my DHCP server was not blocked even if there were no
rules permitting this traffic.
I even flushed all rules,...
Vitalik Buterin's...
An approximate introduction to how zk-SNARKs are possible
over a year ago
Applied Cartography
Klarna: nineteen years, twenty billion kroner
I tend to ignore the entire genre of what we now refer to as BNPL businesses — Affirm, Afterpay...
a month ago
I tend to ignore the entire genre of what we now refer to as BNPL businesses — Affirm, Afterpay (RIP), Klarna, et al — not for any particular sin I feel that they are committing, but because they in my mind are much less interesting companies with less volatile upside than the...
Arduino Blog
This desk lamp automatically adjusts its brightness using AI on an Arduino UNO
When you hear about all of the amazing things being accomplished with artificial intelligence today,...
7 months ago
When you hear about all of the amazing things being accomplished with artificial intelligence today, you probably assume that they require a massive amount of processing power. And while that is often true, there are machine learning models that can run on the edge — including on...
Arduino Blog
This Flip-Pelt wearable concept enables ultra-fast thermal feedback in VR
Wouldn’t it be great if, while playing a virtual reality game, you could feel the heat of a fire on...
a month ago
Wouldn’t it be great if, while playing a virtual reality game, you could feel the heat of a fire on your arm? Or the cold of chilly water? Engineers around the world have been trying to make that happen, but there is a big problem: temperature changes are slow. The immersive...
Buck on Software
The Software Slog
As a newly minted high school grad I had a brief stint as a wildland firefighter.
a year ago
As a newly minted high school grad I had a brief stint as a wildland firefighter.
Lighthouse Blog
How to manually add content to read it later
7 months ago
computers are bad
2023-06-02 the reinvention of owens lake
Programming note: In an effort to introduce an exciting new social aspect to
Computers Are Bad (a...
a year ago
Programming note: In an effort to introduce an exciting new social aspect to
Computers Are Bad (a functional necessity to appease early-stage investor
demands for "engagement")¸ I am launching a Matrix room for CAB readers.
You can join it! Do whatever you do to join rooms in...
Home on Erik...
Detecting corporate fraud using Benford's law
Note: This is a silly application. Don't take anything seriously.
Benford's law describes a...
over a year ago
Note: This is a silly application. Don't take anything seriously.
Benford's law describes a phenomenon where numbers in any data series will exhibit patterns in their first digit. For instance, if you took a list of the 1,000 longest rivers of Mongolia, or the average daily...
Arduino Blog
Turn your old Android smartphone into an Arduino screen with the RemoteXY app
Each component you add to your Arduino project increases its complexity and the opportunity for...
2 weeks ago
Each component you add to your Arduino project increases its complexity and the opportunity for mistakes. But most projects require some “auxiliary” hardware — components that you use to interact with the Arduino or to help it do the job you’re asking of it. Buttons and displays...
Jonas Hietala
Beebop The Island Hopper
It’s here! The stuff of dreams, an entry for the epic Ludum Dare 17 has been made! For those who...
over a year ago
It’s here! The stuff of dreams, an entry for the epic Ludum Dare 17 has been made! For those who don’t know it’s a 48 hour game making competition which actually is pretty silly. Even more silly is my two hours of commitment yesterday but late this night at about 03:05 I am now,...
Willem's Blog
Talking tablets: what makes a great tablet?
Over the past few weeks I worked with Microsoft Surface Pro X to see if it is any good, can it be...
over a year ago
Over the past few weeks I worked with Microsoft Surface Pro X to see if it is any good, can it be your main computer?
Notes on software...
Effective unemployment and social media
Being unemployed can be incredibly depressing. So much
rejection. Everything seems to be out of your...
a month ago
Being unemployed can be incredibly depressing. So much
rejection. Everything seems to be out of your control. Everything
except for one thing: what you produce.
You might know that repeatedly posting on social media that you are
looking for work is ineffective. That it looks (or...
Computer Ads from...
Vote for the Topic of the February 2024 Plus Post
If you are a paid subscriber, voting is open for one week
11 months ago
If you are a paid subscriber, voting is open for one week
Electronics etc…
Remote Controlling an HP 1670G Logic Analyzer with a Linux PC X Server
Introduction
Reserving a fixed IP address for the logic analyzer
Assign the chosen IP address to the...
a year ago
Introduction
Reserving a fixed IP address for the logic analyzer
Assign the chosen IP address to the logic analyzer
Allow the logic analyzer to access your Ubuntu X server
Configure the X-window Settings on the logic analyzer
Install and declare the HP logic analyzer font...
Notes on software...
Errors and Zig
At TigerBeetle these last few weeks I've been doing a mix of
documenting client libraries, writing...
a year ago
At TigerBeetle these last few weeks I've been doing a mix of
documenting client libraries, writing sample code for client
libraries, and writing integration tests against the sample code.
The client library documentation is generated with a Zig script. The
sample code is...
Jonas Hietala
Let's build a VORON: Noise
The build is going well and the printer is printing tons of random stuff and I’m generally in awe of...
10 months ago
The build is going well and the printer is printing tons of random stuff and I’m generally in awe of how cool the printer is.
But there’s one thing that sucks: it’s damn loud.
I knew that it wouldn’t be silent, but I wasn’t prepared for this kind of noise.
Silent controller...
Notes on software...
Notes from Neal Gabler's Walt Disney
Disney was a celebrity by his mid-30s, Disney the company was famous
by 1930s.
Even though...
a year ago
Disney was a celebrity by his mid-30s, Disney the company was famous
by 1930s.
Even though politically the 1930s was considered the decade of
Roosevelt (elected President in 1933), culturally the 1930s was
considered the decade of Mickey Mouse.
Almost every new...
Home on Erik...
3D in D3
I have spent some time lately with D3. It's a lot of fun to build interactive graphs. See for...
over a year ago
I have spent some time lately with D3. It's a lot of fun to build interactive graphs. See for instance this demo (will provide a longer writeup soon).
D3 doesn't have support for 3D but you can do projections into 2D pretty easily.
Opsbros
The past lives again!
I found a GameBoy Camera for my GBC and thought it'd be a good idea to extract the photos from eons...
over a year ago
I found a GameBoy Camera for my GBC and thought it'd be a good idea to extract the photos from eons ago and bring them to the era of the internet.
Home on Erik...
Bagging as a regularizer
One thing I encountered today was a trick using bagging as a way to go beyond a point estimate and...
over a year ago
One thing I encountered today was a trick using bagging as a way to go beyond a point estimate and get an approximation for the full distribution. This can then be used to penalize predictions with larger uncertainty, which helps reducing false positives.
Applied Cartography
Applied Cartography × People & Blogs
There are few pleasures greater than getting to be profiled for an interview series that you've been...
2 months ago
There are few pleasures greater than getting to be profiled for an interview series that you've been reading for months, and last week I got to do exactly that.
To browse Manu's site — not just this interview series — feels a bit like walking on a quiet beach in autumn: there's a...
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...
Good Enough
Cosmic Maelstrom
As Barry wrote in his recent blogpost, we're busy building prototypes here at Good Enough.
It's...
a year ago
As Barry wrote in his recent blogpost, we're busy building prototypes here at Good Enough.
It's weird to be in this situation. Most of the Good Enough team are used to working on just one software at a time, focusing on steadily improving it. But right now we're doing the...
Jonas Hietala
Writing lessons learned after writing a book
A good writer isn’t born; a good writer is created
It may sound dumb, but one of my reasons for...
a year ago
A good writer isn’t born; a good writer is created
It may sound dumb, but one of my reasons for writing a book was to improve my writing ability.
Maybe I could’ve practiced on the blog instead, but putting things on paper gave it some added weight I don’t think I would’ve gotten...
Jonas Hietala
OP_RETURN based tokens are fundamentally flawed
Two new Bitcoin Cash token solutions have recently been suggested:
Simple Ledger Protocol: A token...
over a year ago
Two new Bitcoin Cash token solutions have recently been suggested:
Simple Ledger Protocol: A token system for Bitcoin Cash
Introducing Colored Coins: a Bitcoin Cash token implementation
Both are improvements over Tokeda as they allow permissionless transfers. However all commit...
Arduino Blog
Save 20% on Arduino Cloud Maker Plan this May!
Enhance your IoT projects with our special offer! Get 20% off a yearly subscription to the Arduino...
7 months ago
Enhance your IoT projects with our special offer! Get 20% off a yearly subscription to the Arduino Cloud Maker Plan using code CLOUD20MAY. Valid until the end of May, this deal saves you $14.38, reducing the price from $71.88 to $57.50. Benefits of the Maker Plan: What is Arduino...
./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...
Odds and Ends of...
Odds and Ends #43: An awesome drone trial in central London, legalised e-scooters at last, and...
And yes, I am on Bluesky.
a month ago
And yes, I am on Bluesky.
Old Vintage...
After 41 years, my first assembly program on my first computer, the Tomy Tutor
We got it in 1983, I think, so it only took me about 41 years to get around to it. This Tomy Tutor...
9 months ago
We got it in 1983, I think, so it only took me about 41 years to get around to it. This Tomy Tutor isn't a replacement system I secondarily acquired, nor is it a Ship of Theseus Frankenstein rebuild. This is my actual first computer, in its original case, on its original...
./techtipsy
About the time my ThinkPad T430 ran with an external GPU
The ThinkPad T430 is not a remarkable laptop. It’s thick, bulky and built like
a tank. I got mine in...
6 months ago
The ThinkPad T430 is not a remarkable laptop. It’s thick, bulky and built like
a tank. I got mine in 2016 when the first university scholarship money dropped,
and it’s still my backup laptop of choice.
Around 2017 I did something every reasonable poor computer science...
Birchtree
Apple’s 2024 report card: iPhone 📱
This is the first in a series of posts reviewing Apple’s 2024 across their major product lines. I...
a week ago
This is the first in a series of posts reviewing Apple’s 2024 across their major product lines. I did this last year and you can read last year’s iPhone report card here.
iPhone 16 Pro
I really, really liked the 15 Pro lineup, and I would
Neil Madden
Entity authentication with a KEM
In cryptography, the process of authenticating a user (or app/service) is known as entity...
a year ago
In cryptography, the process of authenticating a user (or app/service) is known as entity authentication or identification (to distinguish it from message authentication or data origin authentication). There are lots of ways to do this. In this post I’m going to talk about...
Home on Erik...
Antipodes
I was playing around with D3 last night and built a silly visualization of antipodes and how our...
over a year ago
I was playing around with D3 last night and built a silly visualization of antipodes and how our intuitive understanding of the world sometimes doesn't make sense. Check out the visualization at bl.ocks.org!
Basically the idea is if you fly from Beijing to Buenos Aires then you...
Applied Cartography
Projects are things with steps
Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked...
2 months ago
Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked so frequently that I decided to write about it.
Why is “Get mom a birthday present” a project and not a task?
GTD is very orthodox in what a “project” is: it’s anything that:
you...
Good Enough
Yes, Facebook Is Terrible, but Also…
I’m not on Facebook.
It was eight or ten years ago when I left for good.
While there were some good...
a year ago
I’m not on Facebook.
It was eight or ten years ago when I left for good.
While there were some good and useful interactions, the algorithm brought me down, I didn’t have a lot of desire to keep up with old acquaintances, and hearing everyone’s political stance was not good for...
Azad's Blog
RealityCapture to Gaussian Splatting using PostShot
TLDR: Tutorial on using RealityCapture to align an image dataset, export the alignment, and import...
5 months ago
TLDR: Tutorial on using RealityCapture to align an image dataset, export the alignment, and import it into PostShot to train Gaussian Splats without using COLMAP. Video tutorial RealityCapture Import your images and align them. If you ever need help with tricky dataset, refer to...
./techtipsy
VR, VFIO and how latency ruined everything
I’ve been running my all-in-one
PC for a while now. It was my desktop, my NAS and my gaming...
over a year ago
I’ve been running my all-in-one
PC for a while now. It was my desktop, my NAS and my gaming PC.
However, during the next couple of months I kept hitting small bumps along the
road. Most of these were quite straightforward to fix, but there is one that
finally convinced me to go...
Notes on software...
Standard ML in 2020
Incredibly, Standard ML implementations are still actively
developed. MLton, Poly/ML,
MLKit,
SML#...
over a year ago
Incredibly, Standard ML implementations are still actively
developed. MLton, Poly/ML,
MLKit,
SML# and
SML/NJ
are the most prominent. Discussion on the future direction of Standard
ML remains healthy as
well.
And somehow OCaml's lesser known cousin still beats out OCaml...
Willem's Blog
Escaping the flat tires
Finding the answer to the question how resilient a puncture-proof tire really is took me quite some...
over a year ago
Finding the answer to the question how resilient a puncture-proof tire really is took me quite some time, but alas - here it is!
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...
2 weeks 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...
Louwrentius
My 71 TiB ZFS NAS after 10 years and zero drive failures
My 4U 71 TiB ZFS NAS built with twenty-four 4 TB drives is over 10 years old and still going...
3 months ago
My 4U 71 TiB ZFS NAS built with twenty-four 4 TB drives is over 10 years old and still going strong.
Although now on its second motherboard and power supply, the system has yet to experience a single drive failure (knock on wood).
Zero drive failures in ten years, how is that...
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...
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.
computers are bad
2024-05-06 matrix
For those of you who are members of the Matrix project, I wanted to let you
know that I am running...
8 months ago
For those of you who are members of the Matrix project, I wanted to let you
know that I am running for the Governing Board, and a bit about why. For those
of you who are not, I hope you will forgive the intrusion. Maybe you'll find my
opinions on the topic interesting anyway.
I...
Jonas Hietala
Competition Feedback
The voting is over and I got a few ratings I want to comment on. You can view all ratings and...
over a year ago
The voting is over and I got a few ratings I want to comment on. You can view all ratings and comments here.
They’re all from 1 to 5.
Innovation: 3.75
Fun: 3.29
Theme: 3.17
Graphics: 2.54
Audio: 2.14
Humor: 2.54
that ugly.
Overall: 3.13
something playable out of this.
Community:...
Construction Physics
How We Got the Lithium-ion Battery
It took decades of research, performed around the world, before a practical lithium-ion battery was...
a month ago
It took decades of research, performed around the world, before a practical lithium-ion battery was possible.
Vitalik Buterin's...
Hard Forks, Soft Forks, Defaults and Coercion
over a year ago
./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...
Arduino Blog
This portable Starmap could be your guide to the cosmos
Estimates vary, but there are generally a few thousand stars bright enough to see in the sky on a...
6 months ago
Estimates vary, but there are generally a few thousand stars bright enough to see in the sky on a clear, moonless, cloudless night away from city lights. You might be able to identify a couple of them, along with a handful of constellations. But what about the rest? If they...
Buck on Software
Vertical Aggregation
I’ve written in the past that I think returns for SaaS won’t be as attractive over the next decade.
over a year ago
I’ve written in the past that I think returns for SaaS won’t be as attractive over the next decade.
Jonas Hietala
CS:GO AWP Nerf
When this man opens his mouth, truth comes out.
https://www.youtube.com/watch?v=rsFnJYJ2buU
If I...
over a year ago
When this man opens his mouth, truth comes out.
https://www.youtube.com/watch?v=rsFnJYJ2buU
If I ever make a game and I want someone to balance it and I had the money, I would hire Thorin.
Willem's Blog
Tablet as main computer
I have been using a tablet as my main computer for quite some time now. In this blog post I share...
over a year ago
I have been using a tablet as my main computer for quite some time now. In this blog post I share you my experience on using Surface Pro and iPad Pro to get my work done.
Louwrentius
IKEA $50 VINDSTYRKA vs. $290 Dylos air quality monitor
This is a brief article in which I compare the IKEA VINDSTYRKA $50 air quality monitor (PM2.5) with...
a year ago
This is a brief article in which I compare the IKEA VINDSTYRKA $50 air quality monitor (PM2.5) with a $290 air quality monitor made by Dylos to see if it's any good.
Context
If you care about indoor air quality, you may already own a CO2 to determine if it's time to ventilate...
Push to Prod
When Overwhelmed, Make a List of Questions
In my first big project at Netflix, I learned this disturbingly simple problem-solving technique.
5 months ago
In my first big project at Netflix, I learned this disturbingly simple problem-solving technique.
Notes on software...
Benchmarking esbuild, swc, tsc, and babel for React/JSX projects
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.
Jonas Hietala
Plans for Summer of Code
My first summer job is now over, and after a weekend of rest, it is now time to plan for my second...
over a year ago
My first summer job is now over, and after a weekend of rest, it is now time to plan for my second summer job: IDA Summer of Code.
I will work a month, or 4 weeks, with contributing to rust! The only issue is, I have no idea where to start. I didn’t have a strict plan or a vision...
Christian Selig
Announcing Apollo: a new Reddit app for iPhone
I’m really excited to unveil a project I’ve been working on for the last year or so. It’s called...
over a year ago
I’m really excited to unveil a project I’ve been working on for the last year or so. It’s called Apollo and it’s a new Reddit app for iPhone.
I’ve been a Reddit user for about four years now, and the site is a constant source of interesting discussion, hilarity and news for me...
Home on Erik...
Annoy 1.10 released, with Hamming distance and Windows support
I've been a bit bad at posting things with a regular cadence lately, partly because I'm trying to...
over a year ago
I've been a bit bad at posting things with a regular cadence lately, partly because I'm trying to adjust to having a toddler, partly because the hunt for clicks has caused such a high bar for me that I feel like I have to post something Pulitzer-worthy.
Jonas Hietala
Going into Being Busy mode
I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or...
over a year ago
I’m in the civil service atm and, sadly, we’re going to be extremely busy the coming… two months or something? So I can’t promise a game the next two months. Kinda beats the point of this site doesn’t it? I’m really sorry and that’s all I can say really…
Hopefully I’ll get a week...
Louwrentius
Why the iPad will be a breakthrough in human computing
The fact is that computers aren't made for humans. Computers are just made,
and humans have to...
over a year ago
The fact is that computers aren't made for humans. Computers are just made,
and humans have to adjust to them.
The problem is that most people that are not into technology just don't
understand how computers work. Should I single click of double click? Click
left or right?
The...
Louwrentius
Using iSCSI with time machine and Super Duper
In the past, as a Mac user, I've used separate external drives for Time Machine backups and Super...
over a year ago
In the past, as a Mac user, I've used separate external drives for Time Machine backups and Super Duper clones but I'm not happy with that. External hard drives make noise and create clutter.
I'd like to move away all my storage from my living room (or home office) and put it in...
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...
Simply Explained
Retrospective: 4 years on YouTube
Every year I sit down and take a look at how my YouTube channel has been doing. I reflect, evaluate,...
over a year ago
Every year I sit down and take a look at how my YouTube channel has been doing. I reflect, evaluate, and set goals for the coming year. This year is no exception. January 13th, 2020, marks my fourth year on YouTube. Time to do a little retrospective.
Jonas Hietala
Resurrection
Aah what a nice summer!
It was nice to be back in Övertorneå, doing nothing in particular. Just not...
over a year ago
Aah what a nice summer!
It was nice to be back in Övertorneå, doing nothing in particular. Just not having to make lunch and dinner every day is such a relief, and if you do slip up food with grandma or Veronica’s parents is only a phone call away. I watched TV, played...
Vitalik Buterin's...
[Mirror] Quadratic Arithmetic Programs: from Zero to Hero
over a year ago
Louwrentius
Why Debian/Ubuntu Linux is to be preferred
There are many Linux distributions around. However, I always come back to just
one: Debian. The...
over a year ago
There are many Linux distributions around. However, I always come back to just
one: Debian. The reason why so many people use Debian is the same reason I
like it so much: software management. With good old apt-get or the new
aptitude, software is installed within minutes. Due to...
Louwrentius
How to run victron veconfigure on a mac
Introduction
Victron Multiplus-II inverter/charges are configured with the veconfigure1 tool....
10 months ago
Introduction
Victron Multiplus-II inverter/charges are configured with the veconfigure1 tool. Unforntunately this is a Windows-only tool, but there is still a way for Apple users to run this tool without any problems.
Tip: if you've never worked with the Terminal app on MacOS, it...
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...
Opsbros
JSON and PowerShell
Working with Object-based arrays in PowerShell can be a challenge; but here's a trick that will...
over a year ago
Working with Object-based arrays in PowerShell can be a challenge; but here's a trick that will allow you to manipulate these objects efficiently.
Computer Ads from...
ProHance Technologies' Power Mouse
Even A Totally Souped up PC Is A Dog Without PowerMouse
3 months ago
Even A Totally Souped up PC Is A Dog Without PowerMouse
Jonas Hietala
Game Design Analysis: World of Goo
Introduction
This is the second essay for the course Game Design and this thime I will be analysing...
over a year ago
Introduction
This is the second essay for the course Game Design and this thime I will be analysing the game World of Goo a bit.
The first level
The game is very simple. You begin with a structure and a few Goo balls, the charming balls bobbing around there, which you can drag...
Lars Lofgren
Forbes Marketplace: The Parasite SEO Company Trying to Devour Its Host
Are you sick of Forbes appearing in search results? For topics that Forbes doesn’t have any...
3 months ago
Are you sick of Forbes appearing in search results? For topics that Forbes doesn’t have any expertise in? Here’s the organic rankings for “best pet insurance”: Forbes ranks #2. Not sure a business website knows how pet insurance actually works. But okay. They also have the #1...
Home on Erik...
statself.com
Btw I just put something up online that I spent a couple of evenings in my couch putting together:...
over a year ago
Btw I just put something up online that I spent a couple of evenings in my couch putting together: it's a website where you can track any numerical data on the web. Want to know how many Twitter followers you have?
Willem's Blog
Moving to the countryside
Join me on a journey from the bustle of Amsterdam to the tranquility of Noord-Limburg's countryside.
over a year ago
Join me on a journey from the bustle of Amsterdam to the tranquility of Noord-Limburg's countryside.
Electronics etc…
HP 33120A Repair - Shutting Down the Eye of Sauron
Introduction
Opening Up an HP 33120A
A Walk Through the Block Diagram
Bug Hunting
Zener...
over a year ago
Introduction
Opening Up an HP 33120A
A Walk Through the Block Diagram
Bug Hunting
Zener Replacement
Staring at the Eye of Sauron
FLIR IR Imaging
To Destroy a PCB in Order to Save It
Circuit Reconstruction
Success!
Trust but Verify
Conclusion
References
Introduction
When the...
Ian's Blog
Hardware-Accelerated Video Encoding with Intel Arc on Redhat Linux
I've been wanting hardware-accelerated video encoding on my Linux machine for quite a while now, but...
2 months ago
I've been wanting hardware-accelerated video encoding on my Linux machine for quite a while now, but ask anybody who's used a Linux machine and they'll tell you of the horrors of Nvidia or AMD drivers.
Intel, on the other hand, seems to be taking things in a much different, much...
Simply Explained
Static webhosting benchmark: AWS, Google, Firebase, Netlify, GitHub & Cloudflare
Static websites are still a hot topic. They are fast, and they're incredibly secure because there...
over a year ago
Static websites are still a hot topic. They are fast, and they're incredibly secure because there isn't a CMS to hack. Once you build a static website, however, the question becomes: Where do I host?In other words: what is the fastest static website hosting provider in 2020?...
Birchtree
Apple’s 2024 report card: iPad
This is the second in a series of posts reviewing Apple’s 2024 across their major product lines. I...
a week ago
This is the second in a series of posts reviewing Apple’s 2024 across their major product lines. I did this last year and you can read last year’s iPad report card here.
iPad Pro
I'm so happy I get to say it was a
Vitalik Buterin's...
Analyzing Token Sale Models
over a year ago
Applied Cartography
Bozos
Kevin Twohy has a list of heuristics for new projects/clients, and my favorite is simple:
No Bozos....
2 months ago
Kevin Twohy has a list of heuristics for new projects/clients, and my favorite is simple:
No Bozos. Simple policy. No exceptions. You know it when you see it.
Every founder has a story about the time that they ignored the red flags and bent over backwards for a particularly...
Willem's Blog
The value of notifications
It's easy to dismiss your phone's notifications as something that disturbs you, but if you take the...
over a year ago
It's easy to dismiss your phone's notifications as something that disturbs you, but if you take the time to set them up correctly, notifications can actually save you time!
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...
./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...
Good Enough
That time Marvel secretly endorsed my podcast with “the greatest comic book cover of all time”
This is a blog post that has nothing to do with Good Enough, but I was told “There needs to be a...
a year ago
This is a blog post that has nothing to do with Good Enough, but I was told “There needs to be a record of this somewhere on the internet!” and I don’t have my own blog.
Years ago my friend and I ran a radio show called Gorilla Madness, which we also spun out into a podcast after...
Arduino Blog
Light up the holiday season, with a new Plug and Make Kit tutorial!
Looking for a fun and creative way to brighten up the holiday season? With the Arduino Plug and Make...
3 weeks ago
Looking for a fun and creative way to brighten up the holiday season? With the Arduino Plug and Make Kit, you can build an interactive LED light installation that reacts when someone walks by – perfect for spreading cheer and adding a high-tech twist to your decorations. This...
Jonas Hietala
Site restyle and update
I’m not sure how I got started but I recently read an excellent book about typography: Butterick’s...
over a year ago
I’m not sure how I got started but I recently read an excellent book about typography: Butterick’s Practical Typography. It’s free and there’s a section Typography in ten minutes if you want the important bits.
He makes a pretty good case for why it matters when he points out the...
Good Enough
TIL: Don’t forget your Web Manifest file
We’re primarily a web shop. We’re dipping our toes into mobile app development, but our collective...
a year ago
We’re primarily a web shop. We’re dipping our toes into mobile app development, but our collective expertise is in making products and services for the web. And like everyone else, our use of the web has shifted from our desktops and laptops to our phones.
As we’re creating and...
Simply Explained
Secure Home Assistant Access with Cloudflare and Ubiquiti Dream Machine
I've become increasingly reliant on Home Assistant to automate various tasks around the house. But...
over a year ago
I've become increasingly reliant on Home Assistant to automate various tasks around the house. But how do you safely expose your instance to the internet for remote access?You want to be able to log in from a remote location, but how to keep others out? This post will show how...
Jonas Hietala
Pushing toward Git
The time has come; it’s time for me to move my source out in the open for the first time.
Repository...
over a year ago
The time has come; it’s time for me to move my source out in the open for the first time.
Repository deleted, never became anything
Available on Github
It’s nothing special really, if you want take a look at the code and help me improve it.
Lighthouse Blog
Updates December 01: UX improvements
a year ago
./techtipsy
Your Wi-Fi might be terrible because of Dynamic Frequency Selection (DFS)
For a few months, I had issues with my Wi-Fi network. The 2.4 GHz network would be fine, but the 5...
a month ago
For a few months, I had issues with my Wi-Fi network. The 2.4 GHz network would be fine, but the 5 GHz one would
suddenly stop working and completely disappear from the available Wi-Fi networks. OpenWRT upgrades also didn’t improve
the situation. This was very annoying.
After...
Jonas Hietala
Netrunner Lindhska Store Championship Örebro
After the awesomeness during the previous store championship, I decided to go to the store...
over a year ago
After the awesomeness during the previous store championship, I decided to go to the store championship at Lindhska Bokhandel in Örebro.
I brought a modified version of the same corp I used the last time, a Blue Sun kill deck and a new runner with Leela Patel. See the links for...
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...
./techtipsy
Can a laptop from 2012 be a viable home server?
I’m a man of many ideas. It’s a shame that most of them are quite stupid.
This is one of them, but...
over a year ago
I’m a man of many ideas. It’s a shame that most of them are quite stupid.
This is one of them, but at least it makes for a fun experiment.
Intro
After adding an UPS to accompany my server,
my setup was as complete as it could reasonably be. The server is low power,
but packs...
Louwrentius
Linux Iptables Firewall Script released on Google code
I have released LIFS, the Linux Iptables Firewall Script. This script allows you to setup a firewall...
over a year ago
I have released LIFS, the Linux Iptables Firewall Script. This script allows you to setup a firewall within minutes. It is easy to use, yet very powerful. It uses Iptables and even improves upon some limitations of Iptables.
Every person who has to maintain some kind of...
Posts on Made of...
What's with ML software and pickles?
I have spent many years as an software engineer who was a total outsider to machine-learning, but...
a year ago
I have spent many years as an software engineer who was a total outsider to machine-learning, but with some curiosity and occasional peripheral interactions with it. During this time, a recurring theme for me was horror (and, to be honest, disdain) every time I encountered the...
Computer Ads from...
Comics from 1985/12 Australian Personal Computer Mag
Some computer related levity from OZ
3 weeks ago
Some computer related levity from OZ
Simply Explained
ESP-IDF: Storing AWS IoT certificates in the NVS partition (for OTA)
When using AWS IoT Core, most tutorials will tell you to include device certificates in your...
over a year ago
When using AWS IoT Core, most tutorials will tell you to include device certificates in your firmware. While that does work, it means you won't be able to run over-the-air updates.In this post, I'll show how to store AWS certificates in the NVS partition. This will make it...
./techtipsy
The optimization treadmill: why I keep changing my computing setup all the time
I have a bad habit of changing my computing setups all the time. I tend to see new gear, then I...
a year ago
I have a bad habit of changing my computing setups all the time. I tend to see new gear, then I get
some new ideas, and then I obsessively think about it for weeks and months until I just buy it.
And then the cycle repeats.
I’ve had time to think about why that keeps happening...
Vitalik Buterin's...
Multidimensional gas pricing
7 months ago
Jonas Hietala
Getting the book into my hands
Around a month ago I placed an order for a reference copy of my upcoming book Why Cryptocurrencies?....
over a year ago
Around a month ago I placed an order for a reference copy of my upcoming book Why Cryptocurrencies?. I took the cheapest shipping option at IngramSpark, without tracking and, apparently, without customs declarations as it got stuck in customs for several weeks.
But it’s here...
Home on Erik...
How to build up a data team (everything I ever learned about recruiting)
During my time at Spotify, I've reviewed thousands of resumes and interviewed hundreds of people....
over a year ago
During my time at Spotify, I've reviewed thousands of resumes and interviewed hundreds of people. Lots of them were rejected but lots of them also got offers. Finally, I've also had my share of offers rejected by the candidate.
Arduino Blog
Improve indoor air quality with Arduino
When we think about air quality and pollution, it’s easy to conjure up images of smog-filled cities...
8 months ago
When we think about air quality and pollution, it’s easy to conjure up images of smog-filled cities and power plants churning clouds of poison into the atmosphere. And while all this is still important, and has massive consequences for our health, it’s all too easy to overlook...
./techtipsy
How I ended up working as a software developer
I’ve officially worked as a software developer since August 2016, and by now I
have a fair share of...
4 months ago
I’ve officially worked as a software developer since August 2016, and by now I
have a fair share of stories to tell from those years. But those are stories for
another time.
Today I’d like to focus on where it all got started.
The early days
I never considered myself good with...
latest projects -...
POV Candle
[Hardware] Tiny volumetric display
a year ago
[Hardware] Tiny volumetric display
Arduino Blog
These Shattered Space helmet replicas stay video game accurate using an Arduino Nano
Starfield, a game set in the vast expanse of our galaxy, is receiving a new expansion called...
3 months ago
Starfield, a game set in the vast expanse of our galaxy, is receiving a new expansion called “Shattered Space” in which players can don novel weapons and gear to take on the latest challenge. As part of its release, the expansion’s publisher Bethesda reached out to cosplayer...
Notes on software...
Speeding up Go's builtin JSON encoder up to 55% for large arrays of objects
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.
Simply Explained
Analyzing Link Rot in My Newsletter (After 31 Editions)
I've been writing a monthly newsletter for the past 2.5 years. In every edition, I link to...
a year ago
I've been writing a monthly newsletter for the past 2.5 years. In every edition, I link to interesting articles related to science and technology. I thought it would be interesting to analyze how many of those links are still accessible, and how many have succumbed to link rot....
Louwrentius
Automated install of Debian Linux based on PXE net booting
Every honest and good system administrator is continue bussy with automating
his work. For two...
over a year ago
Every honest and good system administrator is continue bussy with automating
his work. For two reasons:
Repeating the same task over and over again is friggin boring. A system
administrator has better things to do, such as drinking coffee.
Humans make mistakes, especially if...
Simply Explained
Shelly 2.5: Flash ESPHome Over The Air!
It's no secret that I'm a fan of Shelly products to automate various devices in my house. They're...
over a year ago
It's no secret that I'm a fan of Shelly products to automate various devices in my house. They're well built, tiny and rock solid, and best of all: compatible with ESPHome.I flashed ESPHome onto all my Shelly 1's, but for some reason, I have issues with my Shelly 2.5 devices......
Posts on Made of...
6.170, CVS, and SVN
I’m taking 6.170 Lab in Software Engineering this semester. The course sucks in various ways, but...
over a year ago
I’m taking 6.170 Lab in Software Engineering this semester. The course sucks in various ways, but one of the most egregious, in my opinion, is that they force you to use CVS for your version control. Problem sets are distributed by the TAs importing them into your repository, and...
Jonas Hietala
Focusing Attention: Programming
These last two weeks have been a small attempt at clearing up my head a bit. I have far too many...
over a year ago
These last two weeks have been a small attempt at clearing up my head a bit. I have far too many things I’d like to do and even if it’s not possible to do them all at once it didn’t stop me from thinking of them. One minute it’s that and the other it’s something completely...
Arduino Blog
An engineer’s journey to bring the ultimate TMJ pain relief tool to market
To the average person, invention and new product development seem like pretty straightforward...
3 months ago
To the average person, invention and new product development seem like pretty straightforward processes; you come up with a killer idea, do the engineering work to cobble together a working prototype, have a truckload of units manufactured, and then sell those to turn a profit....
Arduino Blog
A drone remote designed to enhance magic shows
Maker culture has always been a major part of magic performance. Some tricks are well-rehearsed...
7 months ago
Maker culture has always been a major part of magic performance. Some tricks are well-rehearsed slight of hand, but many of them rely on clever engineering to sell an illusion. And modern technology offers a great deal of interesting possibilities. That is the idea behind Peter...
Home on Erik...
What can startups learn from Koch Industries?
I recently finished the excellent book Kochland. This isn't my first interest in Koch—I read The...
over a year ago
I recently finished the excellent book Kochland. This isn't my first interest in Koch—I read The Science of Success by Charles Koch himself a couple of years ago.
Charles Koch inherited a tiny company in 1967 and turned it into one of the world's largest ones.
Louwrentius
Is storage really that cheap?
Nowadays you can buy a 1 TB harddrive for less than 100 euro's . So I build
myself a 4 TB NAS box,...
over a year ago
Nowadays you can buy a 1 TB harddrive for less than 100 euro's . So I build
myself a 4 TB NAS box, which is already 50% full. However, although it is to
some degree fault-tollerant by using RAID 6, one mistake or catastrophic
hardware faillure and all data is lost.
And that's...
lcamtuf’s thing
Random objects: Intel Edison
A glimpse of the missteps of x86 in the embedded world.
6 months ago
A glimpse of the missteps of x86 in the embedded world.
Matt Blewitt
Leadership Power Tools: SQL and Statistics
A common pattern I’ve seen over the years have been folks in engineering leadership positions that...
a month ago
A common pattern I’ve seen over the years have been folks in engineering leadership positions that are not super comfortable with extracting and interpreting data from stores, be it databases, CSV files in an object store, or even just a spreadsheet. We’re going to cover SQL &...
Vitalik Buterin's...
A Quick Gasprice Market Analysis
over a year ago
Good Enough
TIL: Fixing Broken Action Text Images in Atom Feeds
For a while now we've seen that images in our Pika atom feeds were not displaying in some feed...
7 months ago
For a while now we've seen that images in our Pika atom feeds were not displaying in some feed readers.
In fact, they weren't displaying in my own feed reader, which routes through Feedly.
I was sad.
I spent a lot of time troubleshooting this.
Compared our feed with a lot of atom...
Applied Cartography
VC does not guarantee PMF
Two companies that I started following (with no small amount of envy) back in 2021:
Hype (fka Pico)...
2 months ago
Two companies that I started following (with no small amount of envy) back in 2021:
Hype (fka Pico) sold to an MMA-themed holdco earlier this year. Raised a $4.5m seed from Stripe and Bloomberg Beta and a $10m Series A; crossed the finish line at $200K ARR after eight years.
Stir...
Home on Erik...
More Luigi!
Elias Freider just talked about Luigi at PyData 2013:
The presentation above is much better than one...
over a year ago
Elias Freider just talked about Luigi at PyData 2013:
The presentation above is much better than one I put together a few weeks ago. In case anyone is interested I'll include it too:
Arduino Blog
Arduino Education at Bett 2025: Shaping the future of K-12 and HE
Mark your calendars… Arduino Education is coming to Bett UK 2025! Taking place for three days from...
2 weeks ago
Mark your calendars… Arduino Education is coming to Bett UK 2025! Taking place for three days from January 22nd-24th at the ExCeL exhibition center in London, Bett is the ultimate global event for educational innovation. We are attending the stand with our partner CreativeHut...
Arduino Blog
Introducing Opta Expansions: scalable simplicity!
Last year, we launched the Arduino Pro Opta: it was an instant success with our community, and...
8 months ago
Last year, we launched the Arduino Pro Opta: it was an instant success with our community, and allowed us to reach PLC engineers with a new solution specifically designed for their needs. To further expand Opta’s capabilities, today the Arduino ecosystem welcomes various...
Louwrentius
Blu Ray is dead
HD-DVD may be dead, but Blu Ray is just as dead. The whole concept of optical
media is dead....
over a year ago
HD-DVD may be dead, but Blu Ray is just as dead. The whole concept of optical
media is dead. Honestly, who is still burning CD's or DVD's nowadays? (If you
are, why for Christ sake? I can't think of a single good reason) And at 10
euros ($100) for a single Blu Ray disk, you must...
Home on Erik...
The relationship between commit size and commit message size
Wow I guess it was more than a year ago that I tweeted this. Crazy how time flies by. Anyway, here's...
over a year ago
Wow I guess it was more than a year ago that I tweeted this. Crazy how time flies by. Anyway, here's my rationale:
When I update one line of code I feel like I have to put in a long explanation about its side effects, why it's fully backwards compatible, and why it fixes some...
Louwrentius
Linux RAID 6 performance using software RAID
So after toying around with RAID 0 just for fun, time to get serious. I
created a RAID 6 of 10 x 1...
over a year ago
So after toying around with RAID 0 just for fun, time to get serious. I
created a RAID 6 of 10 x 1 TB disks. This gives me raw device read speeds
of 850 MB/s and write speeds of 300 MB/s. I think this is exactly
what should be expected, but boy it is damn fast. Especially the...
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...
Willem's Blog
Outside the comfort zone: amateur acting
This month I strapped myself with sensors during a little experiment outside my comfort zone: I...
over a year ago
This month I strapped myself with sensors during a little experiment outside my comfort zone: I debuted as amateur actor!
Louwrentius
Creating a basic ZFS file system on Linux
Here are some notes on creating a basic ZFS file system on Linux, using ZFS on Linux.
I'm...
over a year ago
Here are some notes on creating a basic ZFS file system on Linux, using ZFS on Linux.
I'm documenting the scenario where I just want to create a file system that can tollerate at least a single drive failure and can be shared over NFS.
Identify the drives you want to use for the...
Jonas Hietala
March Theme: 10 seconds
Well well here’s something interesting. The Experimental Gameplay Project has given us a really...
over a year ago
Well well here’s something interesting. The Experimental Gameplay Project has given us a really interesting thing to focus on: Time. Like Braid, it’s time for us to make something interesting with time itself. 10 seconds is the constraint and that’s not a lot, but perhaps enough?
Odds and Ends of...
Nobody knows what the National Data Library is (not even the government)
A policy wrapped in a mystery inside an enigma
2 months ago
A policy wrapped in a mystery inside an enigma
Good Enough
Cool Songs Don’t Die
Earlier this week, I watched the pilot episode of Alias. Yes, that Alias – the one that began airing...
a year ago
Earlier this week, I watched the pilot episode of Alias. Yes, that Alias – the one that began airing 22 years ago and ran for 5 seasons and was a pretty big hit and launched the careers of two bonafide movie stars and featured a cast of very well known supporting actors. So yeah,...
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...
Notes on software...
A minimal REST API in Java
There's a style of Java that is a joy to write. This post will cover
how to set up a basic...
over a year ago
There's a style of Java that is a joy to write. This post will cover
how to set up a basic PostgreSQL-integrated REST API using
Jersey and
JOOQ in a style not dissimilar to Flask and
SQLAlchemy in Python.
In particular, we'll try to avoid as much runtime
reflection/class-loading...
Arduino Blog
This UNO R4 WiFi-controlled device streamlines a restaurant’s online order system
Most successful restaurants operating today have to take advantage of online ordering, as a huge...
4 months ago
Most successful restaurants operating today have to take advantage of online ordering, as a huge chunk of customers have switched to takeout and delivery. But point-of-sale (POS) systems don’t always integrate well into a kitchen’s workflow and that can lead to missed orders —...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 1: The Merge
2 months ago
somenice
Russet Lake Early Summer
An early canvas of Fissile mountain reflected in Russet Lake. This time early summer when there was...
3 months ago
An early canvas of Fissile mountain reflected in Russet Lake. This time early summer when there was still a bit of ice on the lake and the mountain tops are covered with snow. The painting is framed in western red cedar. Russet Lake Early Summer by Andrew SmithAcrylic on canvas10...
latest projects -...
Badge
[Hardware] A RISC-V LED matrix
a year ago
[Hardware] A RISC-V LED matrix
Odds and Ends of...
Odds and Ends #48: The most important week of Labour government so far?
Plus a British tech unicorn, a nuclear energy ticking time bomb and... New Zealand's weird...
a week ago
Plus a British tech unicorn, a nuclear energy ticking time bomb and... New Zealand's weird Parliament.
OH8HUB’s Substack
A quick visit to Vaajasalo island
Vaajasalo is a small island in lake Kallavesi in eastern Finland with population less than hundred....
a year ago
Vaajasalo is a small island in lake Kallavesi in eastern Finland with population less than hundred. There’s also a winery called Alahovi Berry Wine Farm. They produce berry wines, cider, beer and liqueur. The temptation to visit them was huge, but I was on tight schedule. Maybe...
latest projects -...
Hand-cranked Flux Capacitor
[Concept] Control the flow of time
a year ago
[Concept] Control the flow of time
Christian Selig
More Efficient/Faster Average Color of Image
Skip to the ‘Juicy Code 🧃’ section if you just want the code and don’t care about the preamble of...
over a year ago
Skip to the ‘Juicy Code 🧃’ section if you just want the code and don’t care about the preamble of why you might want this!
Finding the average color of an image is a nice trick to have in your toolbelt for spicing up views. For instance on iOS, it’s used by Apple to make their...
Notes on software...
How I run a software book club
I've been running software book clubs almost continuously since last
summer, about 12 months ago. We...
7 months ago
I've been running software book clubs almost continuously since last
summer, about 12 months ago. We read through Designing Data-Intensive
Applications, Database
Internals,
Systems
Performance, and
we just started Understanding Software
Dynamics.
The DDIA discussions were...
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 6. an x86 upgrade
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
...
over a year ago
Previously in compiler basics:
1. lisp to assembly
2. user-defined functions and variables
3. LLVM
4. LLVM conditionals and compiling fibonacci
5. LLVM system calls
This post upgrades the ulisp x86 backend from using a limited set of
registers (with no spilling...
GitButler
GitButler is now Fair Source
GitButler is now officially one of the first members of the Fair Source movement, helping to shift...
4 months ago
GitButler is now officially one of the first members of the Fair Source movement, helping to shift closed source to publicly available software by default.
Willem's Blog
Influencing purchase behaviour
For my work I am continuously looking into scientific sources to improve e-commerce performance,...
over a year ago
For my work I am continuously looking into scientific sources to improve e-commerce performance, conversion rates and online revenue. Use this useful report to apply behavioural sciences principles to your advantage.
Arduino Blog
Using Arduino with gaming
It’s not surprising that the Arduino community is packed to the brim with examples of gaming-related...
2 months ago
It’s not surprising that the Arduino community is packed to the brim with examples of gaming-related projects. Both activities tend to attract people with a love for problem-solving, technology, and getting immersed in one challenging activity for hours at a time. The result is...
Posts on Made of...
A brief look at Linux's security record
After the fuss of the last two weeks because of CVE-2010-3081 and CVE-2010-3301, I decided to take a...
over a year ago
After the fuss of the last two weeks because of CVE-2010-3081 and CVE-2010-3301, I decided to take a look at a handful of the high-profile privilege escalation vulnerabilities in Linux from the last few years. So, here's a summary of the ones I picked out. There are also a large...
Louwrentius
'Improved' image gallery for Blogofile
This blog is just static HTML pages that are generated using Blogofile. The Blogofile website sports...
over a year ago
This blog is just static HTML pages that are generated using Blogofile. The Blogofile website sports a small image gallery that has been written to illustrate how to create your own 'controllers' or Blogofile plugins.
My Python skills are horrible buy I managed to improve a bit...
Computer Ads from...
OS-9 Bonus Content
A detailed look at OS-9 for Tandy Color Computers
4 months ago
A detailed look at OS-9 for Tandy Color Computers
Good Enough
TIL: System Colors are supported in CSS, but they’re unreliable
I’ve said this before: We’re primarily a web shop here at Good Enough, but occasionally we come up...
a year ago
I’ve said this before: We’re primarily a web shop here at Good Enough, but occasionally we come up with ideas that we think would work really well as a native desktop or mobile application. Still, we prototype those ideas on the web first.
Recently, I wanted to try and make one...
Jonas Hietala
Establishing Habits with Habitica
I have used Habitica the last 18 months to organize my habits and things I want to get done. I...
over a year ago
I have used Habitica the last 18 months to organize my habits and things I want to get done. I believe it all started with an amazing book called The Power of Habit which describes the amazing benefits habits can give, both in the context of your own life but also in business....
Lighthouse Blog
How to rate content and find it again
7 months ago
Style over Substance
How to build your own Goodman ZONE camera, part 2
The Goodman ZONE is a medium-format 3D-printed film camera designed by Dora Goodman as part of her...
over a year ago
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...
Vitalik Buterin's...
Should there be demand-based recurring fees on ENS domains?
over a year ago
Old Vintage...
Finally, an MOS 7600/7601 Video Game Array data sheet
A quick one. Many of you are aware of my rather abnormal fascination with the MOS 7600/7601, MOS...
a year ago
A quick one. Many of you are aware of my rather abnormal fascination with the MOS 7600/7601, MOS Technology's dedicated "Pong-on-a-chip" (from the company that brought you my favourite CPU, the MOS 6502) that's actually a rather sophisticated microcontroller for the era. I own...
Old Vintage...
Commodore does the iPad "crush" concept right ... in 1985
I get what Apple was trying to say with their infamous Crush ad, even though they made it a little...
7 months ago
I get what Apple was trying to say with their infamous Crush ad, even though they made it a little weird. They should have simply done what Commodore did for the C128 — ironically, competing with the Apple IIc. Notice the emphasis on audio and sound, plus the Commodore 64 perched...
computers are bad
2024-10-26 buy payphones and retire
PAYPHONES at High Volume
Existing sites! Earn BIG $$. Money Back Guarantee!
Dropshipping AliExpress...
2 months ago
PAYPHONES at High Volume
Existing sites! Earn BIG $$. Money Back Guarantee!
Dropshipping AliExpress watches, AI-generated SEO spam websites... marginally
legal and ethical passive income schemes, that serve to generate that income
mostly for their promoters, can feel like a...
Computer Ads from...
American Heart Association
A PSA and an Ad
a month ago
Arduino Blog
Save money by making your own MKR WiFi 1010-powered smart thermostat
Go browse your favorite store for a smart thermostat and take a look at the prices. They aren’t...
5 months ago
Go browse your favorite store for a smart thermostat and take a look at the prices. They aren’t cheap and the more affordable models tend to lock you into proprietary ecosystems. But a decent smart thermostat can save you money on energy costs, so you might want to consider this...
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...
Louwrentius
The kind of sound you never want to hear from your computer
The sounds of hard drives that have perished
These sounds are only frightening or scary if you...
over a year ago
The sounds of hard drives that have perished
These sounds are only frightening or scary if you imagine your precious data
only exists on that failing drive. If you make consistent and frequent backups
and/or you run a fault-tolerant RAID flavour, it is but a nuisance.
On Life and Lisp
Vulkan 1.3 on the M1 in 1 month
u{text-decoration-thickness:0.09em;text-decoration-color:skyblue}
Finally, conformant Vulkan for the...
7 months ago
u{text-decoration-thickness:0.09em;text-decoration-color:skyblue}
Finally, conformant Vulkan for the M1! The new “Honeykrisp” driver is
the first conformant
Vulkan® for Apple hardware on any operating system, implementing the
full 1.3 spec without “portability”...
Notes on software...
Eight years of organizing tech meetups
This is a collection of random personal experiences. So if you don't
want to read everything, feel...
a year ago
This is a collection of random personal experiences. So if you don't
want to read everything, feel free to skip to the end for takeaways.
I write because I'd like to see more high-quality meetups. And maybe
my little bit of experience will help someone out.
2015: Philadelphia
I...
Home on Erik...
Benchmarking nearest neighbor libraries in Python
Radim Rehurek has put together an excellent summary of approximate nearest neighbor libraries in...
over a year ago
Radim Rehurek has put together an excellent summary of approximate nearest neighbor libraries in Python. This is exciting, because one of the libraries he's covering, annoy, was built by me.
After introducing the problem, he goes through the list of contestants and sticks with...
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...
Bryan Braun - Blog
Unusual Git IDs
You can search Github for unusual commit IDs:
There are over 2k commits starting with...
a month ago
You can search Github for unusual commit IDs:
There are over 2k commits starting with 0000000!
While looking for commits like these, I started to become suspicious that people were intentionally modifying their commits IDs to be unusual:
A commit ID of eeeeeee, with a message...
Jonas Hietala
Minor site updates
As it happens I got a little tired of the syntax highlighter Pandoc uses so on a whim I started...
over a year ago
As it happens I got a little tired of the syntax highlighter Pandoc uses so on a whim I started looking at moving to Pygments as my highlighter. With some searching around I found a blog post about just that! That’s lucky because while I like Haskell, I’ve never really grocked it...
Louwrentius
Linux on Mac Mini - boot after power failure
When using a Mac Mini as a server or router, it is very nice if the machine
automatically boots if a...
over a year ago
When using a Mac Mini as a server or router, it is very nice if the machine
automatically boots if a power failure has occurred.
User chirhoxi on the ubuntu forum found out how this can be achieved:
http://ubuntuforums.org/showthread.php?t=1209576
Basically you need one of these...
Willem's Blog
Dig for dummies
Learn how to use the dig command to query domain name servers to find the source of network...
over a year ago
Learn how to use the dig command to query domain name servers to find the source of network problems, IP-addresses, hostnames, mail servers and related info.
Applied Cartography
Meta's two assets
(Epistemic disclaimer: there are few Extremely Big Tech Companies to whom I feel apathy more vividly...
2 months ago
(Epistemic disclaimer: there are few Extremely Big Tech Companies to whom I feel apathy more vividly than Meta. I had a Facebook account in high school and college and got rid of it at some point post-graduation, though I'd be hard-pressed to tell you when exactly that was.)
It...
Notes on software...
Languages you can run in the browser, part 1: Python, JavaScript, SQLite
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Notes on software...
Writing to be read
There is a common struggle in the writing and maintenance of
documentation, checklists, emails,...
over a year ago
There is a common struggle in the writing and maintenance of
documentation, checklists, emails, guides, etc. Each provides immense
value; a document may be the key to an important process. The goal is
to remove barriers -- to encourage understanding and correct
application of...
Matt Mullenweg
Kindness and Techcrunch Disrupt
Back in June I recorded an episode with Jaclyn Lindsey on the Why Kindness podcast, for their...
2 months ago
Back in June I recorded an episode with Jaclyn Lindsey on the Why Kindness podcast, for their awesome non-profit kindness.org. You can listen to it through Pocket Casts here: This is kind of funny because I’m obviously in the midst of the big battle with Silver Lake and WP...
anderegg.ca
The “Home Alone” / “NiGHTS into Dreams” connection
NiGHTS into Dreams is one of those games I tend to think about when Christmas rolls around. It’s one...
3 weeks ago
NiGHTS into Dreams is one of those games I tend to think about when Christmas rolls around. It’s one of my favourites from the Saturn lineup, and it also had a free Christmas version.
In it, there’s a song I really love that plays on the level select screen called Gate of Your...
Arduino Blog
The end of Mbed marks a new beginning for Arduino
As you might have heard, on July 9th, Arm announced that the Mbed platform and OS are officially...
5 months ago
As you might have heard, on July 9th, Arm announced that the Mbed platform and OS are officially destined to reach end of life in July 2026, and therefore will no longer be maintained. The news has sent ripples through the embedded development community, particularly affecting...
Willem's Blog
Listen to your body
Using health data gathered by sensors and wearables I learned to listen to my body. Now I have...
over a year ago
Using health data gathered by sensors and wearables I learned to listen to my body. Now I have stopped using bluetooth sensors all together.
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...
Matt Mullenweg
WPAI
Very excited to share that we’ve acquired WPAI and the team is joining Automattic. They have some...
3 weeks ago
Very excited to share that we’ve acquired WPAI and the team is joining Automattic. They have some very cool products including CodeWP, AgentWP, and WP.chat.
Vitalik Buterin's...
Travel time ~= 750 * distance ^ 0.6
a year ago
Home on Erik...
Top posts
These are some blog posts which have gotten a disproportionate amount of traffic (10,000+ page...
over a year ago
These are some blog posts which have gotten a disproportionate amount of traffic (10,000+ page views):
2024 It's hard to write code for computers, but it's even harder to write code for humans 2023 Simple sabotage for software 2022 We are still early with the cloud: why...
./techtipsy
Things I've learned during my self-hosting adventure
This is a list of lessons that I’ve learned while playing around with my computer setup during the...
over a year ago
This is a list of lessons that I’ve learned while playing around with my computer setup during the last 6-7 years or so.
USB connected storage is a bad idea when you are using BTRFS.
USB connected storage is still a bad idea when you are using ZFS, but it is at least much more...
Computer Ads from...
Maxell's MF 2-DD Floppies
The Gold Standard
a month ago
./techtipsy
My trip to the Communication and Laptop Museum in Estonia
While on vacation I went on a small road-trip across Estonia. During the second half of the trip I...
a year ago
While on vacation I went on a small road-trip across Estonia. During the second half of the trip I ended up being in Võrumaa,
and while driving I suddenly remembered a random fact that some people mentioned in a hackerspace Slack channel: there’s
a new museum around here!
The...
Lighthouse Blog
Updates December 08: YouTube support
a year ago
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...
Arduino Blog
This giant animatronic LEGO minifig zombie is a delight
LEGO’s minifigs are the perfect canvas for creativity, as their simple plastic forms provide enough...
5 months ago
LEGO’s minifigs are the perfect canvas for creativity, as their simple plastic forms provide enough constraint to force people to consider their art and design choices. That’s exactly the kind of pressure that Wicked Makers’ Jaimie and Jay thrive under, leading them to build this...
Old Vintage...
Refurb weekend: Canon Cat
It's the Memorial Day holiday weekend and it's time for a little deferred maintenance, especially on...
7 months ago
It's the Memorial Day holiday weekend and it's time for a little deferred maintenance, especially on those machines I intend to work on more in the near future. So we'll start with one that's widely considered to be a remarkable cul-de-sac in computing history: the Canon...
Old Vintage...
The spawn of AtariLab and the Universal Lab Interface
We were a Commodore 64/128 household growing up, and Apple IIe systems at school, but that doesn't...
a year ago
We were a Commodore 64/128 household growing up, and Apple IIe systems at school, but that doesn't mean I was unaware of Atari 8-bits. There was a family at church who had an 800XL and later a 130XE — and a stack of COMPUTE!'s I used to read through for hours — and it was...
Notes on software...
General book recommendations
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.
Vitalik Buterin's...
What even is an institution?
over a year ago
Willem's Blog
Using Google Free Android
Using a Google Free Android phone is uncommon these days, yet I decided to try the Volla Phone to...
over a year ago
Using a Google Free Android phone is uncommon these days, yet I decided to try the Volla Phone to experience its freedom and privacy.
Applied Cartography
Two weeks of parenthood
We've had Lucy for two weeks, which qualifies us as experts, which means it is time to write about...
2 months ago
We've had Lucy for two weeks, which qualifies us as experts, which means it is time to write about parenthood. (In all seriousness, consider the below descriptive and not prescriptive: mostly, it's a notepad filled with things that were remarkable or surprising or divergent from...
Notes on software...
Building a fast SCSS-like rule expander for CSS using fuzzy parsing
This is an external post of mine. Click
here
if you are not redirected.
over a year ago
This is an external post of mine. Click
here
if you are not redirected.
Louwrentius
ZFS performance on HP Proliant Microserver Gen8 G1610T
I think the HP Proliant Microserver Gen8 is a very interesting little box if you want to build your...
over a year ago
I think the HP Proliant Microserver Gen8 is a very interesting little box if you want to build your own ZFS-based NAS. The benchmarks I've performed seem to confirm this.
The Microserver Gen8 has nice features such as:
iLO (KVM over IP with dedicated network interface)
support...
Applied Cartography
Hidden settings are for cowards
At Stripe, we had two abstractions for branching logic in production: flags, which were meant to be...
4 weeks ago
At Stripe, we had two abstractions for branching logic in production: flags, which were meant to be explicitly temporal (temporarily split-testing traffic; rolling out a new feature or code path; exposing a specific path for a cohort of users during a closed beta) and gates,...
computers are bad
2024-09-26 the GE switched services network
We currently find ourselves in something of a series, working our way from
private lines to...
3 months ago
We currently find ourselves in something of a series, working our way from
private lines to large
private line systems like the four-wire private-line national warning
system.
Let's continue to build on the concept of the private line into large
corporate systems.
In principle, a...
Vitalik Buterin's...
On Medium-of-Exchange Token Valuations
over a year ago
./techtipsy
My very first Dungeons and Dragons campaign
In December 2024, I did something that I had never done before: I participated in a short (~6 hours)...
8 hours ago
In December 2024, I did something that I had never done before: I participated in a short (~6 hours) Dungeons and
Dragons campaign.
It was the nerdiest thing ever, and I loved it!
The setting
After another day of keeping a critical production service up, the whole team met up at...
Vitalik Buterin's...
Base Layers And Functionality Escape Velocity
over a year ago
Home on Erik...
Luigi success
So Luigi, our open sourced workflow engine in Python, just recently passed 1,000 stars on Github,...
over a year ago
So Luigi, our open sourced workflow engine in Python, just recently passed 1,000 stars on Github, then shortly after passed mrjob as (I think) the most popular Python package to do Hadoop stuff. This is exciting!
Arduino Blog
Innovative new tactile sensor helps assess fine motor skills
Fine motor skills correlate strongly with cognition and the accurate assessment of an individual’s...
7 months ago
Fine motor skills correlate strongly with cognition and the accurate assessment of an individual’s motor skills can be critical in diagnosing and treating a variety of conditions. But objective evaluation has been a challenge, as suitable sensors weren’t available. To help...
Louwrentius
Installation of ZFS on Linux hangs on Debian Wheezy
This article is no longer relevant.
After a fresh net-install of Debian Wheezy, I was unable to...
over a year ago
This article is no longer relevant.
After a fresh net-install of Debian Wheezy, I was unable to compile the ZFS for Linux kernel module. I've installed apt-get install build-essential but that wasn't enough.
The apt-get install debian-zfs command would just hang.
I noticed a...
Electronics etc…
An In-Depth Look at the ICE-V Wireless FPGA Development Board
Introduction
The ICE-V Wireless FPGA Board
Preloading the PSRAM with User Data
The Overall Boot...
over a year ago
Introduction
The ICE-V Wireless FPGA Board
Preloading the PSRAM with User Data
The Overall Boot Process
UART Console
Getting Started with the ICE-V Wireless Board for Real
Reinstalling or Modifying the ESP32C3 Firmware
The RISC-V Example FPGA Design
Compiling the RISC-V Example...
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