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Home on Erik...
A neat little trick with time decay Something that pops up pretty frequently is to implement time decay, especially where you have...
over a year ago
3
over a year ago
Something that pops up pretty frequently is to implement time decay, especially where you have recursive chains of jobs. For instance, say you want to keep track of a popularity score. You calculate today's output by reading yesterday's output, discounting it by $$ exp(-lambda...
Home on Erik...
Stuff that bothers me: “100x faster than Hadoop” The simple way to get featured on big data blog these days seem to be Build something that does 1...
over a year ago
2
over a year ago
The simple way to get featured on big data blog these days seem to be Build something that does 1 thing super well but nothing else Benchmark it against Hadoop Publish stats showing that it's 100x faster than Hadoop $$$ Spark claims their 100x faster than Hadoop and there's a...
watchTowr Labs -...
Visionaries Have Democratised Remote Network Access - Citrix Virtual Apps and Desktops... Well, we’re back again, with yet another fresh-off-the-press bug chain (and associated Interactive...
a month ago
4
a month ago
Well, we’re back again, with yet another fresh-off-the-press bug chain (and associated Interactive Artifact Generator). This time, it’s in Citrix’s “Virtual Apps and Desktops” offering. This is a tech stack that enables end-users (and likely, your friendly neighbourhood...
Applied Cartography
Git one-liner: get the earliest commit from X hours ago I wanted to get a commit that was temporally some distance back as part of my experimentation with...
7 months ago
3
7 months ago
I wanted to get a commit that was temporally some distance back as part of my experimentation with git cliff. This took some time to do, but here's what I ended up with: git log --since="72 hours ago" --until="now" --reverse --pretty=format:"%h" | head -1 Nothing particularly...
Jonas Hietala
The current T-34 keyboard layout I’ve been documenting my own keyboard layout in a series for a while now. But as the layout is...
over a year ago
3
over a year ago
I’ve been documenting my own keyboard layout in a series for a while now. But as the layout is constantly changing it’s been difficult to piece together how the layout currently looks like, so this post tries to show how the layout looks right now in it’s entirety. If you want to...
Matt Mullenweg
UH Magazine, Revisiting My Alma Mater My father attended University of Houston, and it’s where I went to college to study political...
a week ago
8
a week ago
My father attended University of Houston, and it’s where I went to college to study political science, I started WordPress when there, and then dropped out after two years to move to San Franisco. It was fun seeing UH Magazine feature an article about my journey from a University...
Lighthouse Blog
How to manage tags
6 months ago
Louwrentius
Google DNS - what to think of it? Google now provide an open DNS service. At first I was scared that they use their service to get...
over a year ago
3
over a year ago
Google now provide an open DNS service. At first I was scared that they use their service to get information about users. However, their privacy statement tells us that no personal identifiable information is stored for longer than 48 hours. The permanent logs do not contain such...
Vitalik Buterin's...
Why Proof of Stake (Nov 2020)
over a year ago
somenice
Gold and Ghosts In the autumn of 1892, two miners, Earl and Edward, found themselves high in the Pacific Northwest...
a month ago
32
a month ago
In the autumn of 1892, two miners, Earl and Edward, found themselves high in the Pacific Northwest mountains, searching for a legend as old as the hills: the lost crate of gold. The tale of “Shining Creek Gold” was whispered in every saloon from Seattle to San Francisco, a cache...
Willem's Blog
Migrating to the Cloud Helping a customer clear its on-premise data room and migrate to the cloud: an adventure full of...
over a year ago
2
over a year ago
Helping a customer clear its on-premise data room and migrate to the cloud: an adventure full of cables, cabinets and bandwidth!
Willem's Blog
Creating a minimal iPhone stand Today I created a minimal iPhone stand from oak wood. I used a single piece of wood to get it done.
over a year ago
Jonas Hietala
Postmortem: Black and White All this time working on my latest game I thought it sucked and I was trying hard to make it to not...
over a year ago
2
over a year ago
All this time working on my latest game I thought it sucked and I was trying hard to make it to not suck. My spirit wasn’t high, just check this post and this but now when it’s done it’s like night and day, or like black and white! I’m damn happy I got it done!! Aah I’ll try to...
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...
4 months ago
58
4 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...
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
3
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.
Matt Mullenweg
Kindness and Techcrunch Disrupt Back in June I recorded an episode with Jaclyn Lindsey on the Why Kindness podcast, for their...
a month ago
4
a month 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...
Willem's Blog
Lunch by plane This week I went out for lunch by plane from Hilversum to Texel with a good buddy of mine.
over a year ago
Home on Erik...
Plotting author statistics for Git repos using Git of Theseus I spent a few days during the holidays fixing up a bunch of semi-dormant open source projects and I...
over a year ago
3
over a year ago
I spent a few days during the holidays fixing up a bunch of semi-dormant open source projects and I have a couple of blog posts in the pipeline about various updates. First up, I made a number of fixes to Git of Theseus which is a tool (written in Python) that generates...
computers are bad
2023-11-25 the curse of docker I'm heading to Las Vegas for re:invent soon, perhaps the most boring type of industry extravaganza...
a year ago
72
a year ago
I'm heading to Las Vegas for re:invent soon, perhaps the most boring type of industry extravaganza there could be. In that spirit, I thought I would write something quick and oddly professional: I'm going to complain about Docker. Packaging software is one of those fundamental...
Jonas Hietala
rustc: error while loading shared libraries: librustc_driver I had installed and used rust already but today I fired it up and received: rustc...
over a year ago
3
over a year ago
I had installed and used rust already but today I fired it up and received: rustc --version rustc: error while loading shared libraries: librustc_driver-7e44814b.so: cannot open shared object file: No such file or directory I’ve seen this before… I thought modifying...
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
2
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?...
Arduino Blog
A DIY weather display with dedicated outdoor sensor station Weather stations are popular projects in the maker community because they’re useful and usually...
6 months ago
63
6 months ago
Weather stations are popular projects in the maker community because they’re useful and usually quite affordable to construct. But most that we see are really weather information displays that gather data through the internet from stations in the region. That data is fairly...
On Life and Lisp
The first conformant M1 GPU driver Conformant OpenGL® ES 3.1 drivers are now available for M1- and M2-family GPUs. That means the...
a year ago
6
a year ago
Conformant OpenGL® ES 3.1 drivers are now available for M1- and M2-family GPUs. That means the drivers are compatible with any OpenGL ES 3.1 application. Interested? Just install Linux! For existing Asahi Linux users, upgrade your system with dnf upgrade (Fedora) or pacman -Syu...
Vitalik Buterin's...
Farklı ZK-EVM Türleri
over a year ago
Willem's Blog
Something the smartwatch will never have: patina Patina is often neglected when comparing smartwatches with regular watches.
over a year ago
Bryan Braun - Blog
Capability makes your life simpler If you can tolerate discomfort, then you can camp much lighter. Camping lighter means you spend less...
4 months ago
3
4 months ago
If you can tolerate discomfort, then you can camp much lighter. Camping lighter means you spend less time and energy packing, setting-up, tearing down, and unpacking. The same goes for travel. Fewer clothes and shoes means less luggage to carry, manage, and lose. You can board...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 6: The Splurge
a month ago
Posts on Made of...
Automounting sshfs For some time now, many of us around MIT have noticed just how awesome sshfs is. It gives a totally...
over a year ago
2
over a year ago
For some time now, many of us around MIT have noticed just how awesome sshfs is. It gives a totally lightweight way to access the remote filesystem of any machine you have ssh to, without requiring any extra setup on the host. I’ve been running for at least a year now with my...
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
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
3
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...
Matt Mullenweg
Cloudflare Stories There are two great Cloudflare-related stories published this weekend. The first is Steven Levy’s...
2 months ago
4
2 months ago
There are two great Cloudflare-related stories published this weekend. The first is Steven Levy’s incredible story about Tim Jenkin, who created a secure communication protocol for the African National Congress to overthrow the apartheid regime in South Africa. Cloudflare’s CTO,...
Jonas Hietala
Extracting schedule information from timeedit At LIU we use timeedit to track our schedules. Recently they updated their interface and improved...
over a year ago
3
over a year ago
At LIU we use timeedit to track our schedules. Recently they updated their interface and improved some parts. It’s now possible to create a prenumeration of a collection of courses exported as csv which can then be imported to other calendar apps. But they also started to...
Jonas Hietala
2018 in review A new year and a lingering feeling of not having done enough during the year. A fast review of the...
over a year ago
3
over a year ago
A new year and a lingering feeling of not having done enough during the year. A fast review of the year usually makes me feel better. 2018 non-geek achievements Was on parental leave for about 7 months. It was great although I’ve been crawling up the walls a little the last...
Willem's Blog
Swimming and cycling with Apple Watch This month I tested the newest watchOS while swimming and cycling.
over a year ago
Birchtree
AI, self-driving, and evolving your opinions on new tech over time Casey Newton on Platformer: The Phony Comforts of AI Skepticism The most persuasive way you can...
2 weeks ago
5
2 weeks ago
Casey Newton on Platformer: The Phony Comforts of AI Skepticism The most persuasive way you can demonstrate the reality of AI, though, is to describe how it is already being used today. Not in speculative sci-fi scenarios, but in everyday offices and laboratories and schoolrooms....
Jonas Hietala
Drawing a self portrait Drawing is hard. I’d like to improve though. Here’s a self portrait I tried to draw in Krita. I’m...
over a year ago
2
over a year ago
Drawing is hard. I’d like to improve though. Here’s a self portrait I tried to draw in Krita. I’m really slow so I stopped a bit before it really was finished. Obviously I’d like it to be a bit better, but I’m still a little happy about the glasses and the eyebrows. The mouth...
Posts on Made of...
A week with the iPhone I’ve had a new iPhone for about a week now, so I figure it’s time to write up some thoughts about...
over a year ago
2
over a year ago
I’ve had a new iPhone for about a week now, so I figure it’s time to write up some thoughts about it. First, the little things. It is, in typical Apple fashion, an incredibly slick piece of work. Scrolling and zooming images or webpages is simple, easy, and, well, just fun to do...
Vitalik Buterin's...
Trust Models
over a year ago
Home on Erik...
The Filter Bubble is Silly and you Can't Guess What Happened Next I'm at RecSys 2014, meeting a lot of people and hanging out at talks. Some of the discussions here...
over a year ago
2
over a year ago
I'm at RecSys 2014, meeting a lot of people and hanging out at talks. Some of the discussions here was about the filter bubble which prompted me to formalize my own thoughts. I firmly believe that it's the role of a system to respect the user's intent.
seangoedecke.com RSS...
Talking to ChatGPT costs 5ml of water, not 500ml There’s a common claim on the internet that ChatGPT consumes half a litre of water for every 5-50...
a month ago
4
a month ago
There’s a common claim on the internet that ChatGPT consumes half a litre of water for every 5-50 responses. Here are some randomly-chosen…
Home on Erik...
HubSpot's Picture Shows how to Maintain Monocultures in the 21st Century I thought this article about the company culture at HubSpot is kind of funny. “HubSpot's Awesome...
over a year ago
2
over a year ago
I thought this article about the company culture at HubSpot is kind of funny. “HubSpot's Awesome Presentation Shows how to Create a 21st Century Culture”. Just FYI: You're not different. You're a bunch of white hipsters aged 25-30 dressed up in the same theme.
Computer Ads from...
IBM RISC System/6000 Family Just when PowerSeeker thought they had nowhere to go...
7 months ago
Notes on software...
Practical? Common Lisp on the JVM: A quick intro to ABCL for modern web apps In a ridiculous attempt to prove an internet wrong about the practicality of Lisp (Common Lisp...
over a year ago
2
over a year ago
In a ridiculous attempt to prove an internet wrong about the practicality of Lisp (Common Lisp specifically), I tried to get a simple (but realistic) web app running. After four days and a patch to ABCL I got something working. The code I had in mind would look something like...
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
2
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.
Willem's Blog
Improve your sleep by blocking light I have been wearing a sleep mask in bed, blocking all light. It has been amazing for my sleep's...
over a year ago
2
over a year ago
I have been wearing a sleep mask in bed, blocking all light. It has been amazing for my sleep's quality. Read along for my findings!
Louwrentius
Debian Lenny and Dell S300 H200 and H700 RAID controllers update november 2010: it is reported in the comments that the next release will support these...
over a year ago
3
over a year ago
update november 2010: it is reported in the comments that the next release will support these controllers. However, which controllers are supported is not clear. Also, we may have to wait for quite some time before squeeze will be released. Just a quick note: it seems that the...
Applied Cartography
Applied Cartography × Indie Rails Chatted with Jess and Jeremy about a whole slew of things, from pricing strategy to terrifying and...
2 months ago
5
2 months ago
Chatted with Jess and Jeremy about a whole slew of things, from pricing strategy to terrifying and arcane differences between various Markdown parsers (including why I hate Slack.) They were particularly kind and gracious given that the amount of production-quality Rails I've...
Louwrentius
Configuring, attacking and securing VRRP on Linux The VRRP or Virtual Router Redundancy Protocol helps you create a reliable network by using multiple...
over a year ago
3
over a year ago
The VRRP or Virtual Router Redundancy Protocol helps you create a reliable network by using multiple routers in an active/passive configuration. If the primary router fails, the backup router takes over almost seamlessly. This is how VRRP works: Clients connect to a virtual...
Notes on software...
Writing a SQL database, take two: Zig and RocksDB For my second project while learning Zig, I decided to port an old, minimal SQL database project...
over a year ago
2
over a year ago
For my second project while learning Zig, I decided to port an old, minimal SQL database project from Go to Zig. In this post, in ~1700 lines of code (yes, I'm sorry it's bigger than my usual), we'll create a basic embedded SQL database in Zig on top of RocksDB. Other than the...
Simply Explained
MAX17043: Battery Monitoring Done Right (Arduino & ESP32) Building a battery-powered IoT device? Then you'll want to monitor the battery's percentage. Here's...
over a year ago
2
over a year ago
Building a battery-powered IoT device? Then you'll want to monitor the battery's percentage. Here's how to do it properly.
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
36
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...
Style over Substance
Adding night shading to a Home Assistant mini-graph-card chart One of my favorite Lovelace interface cards for Home Assistant is the mini-graph-card by kalkih....
over a year ago
94
over a year ago
One of my favorite Lovelace interface cards for Home Assistant is the mini-graph-card by kalkih. It’s the card running most of the graphs in our smart home‘s dashboard. Surprisingly, mini-graph card is actually not included in Home Assistant by default – honestly, it should be,...
Lighthouse Blog
Updates September 30: UI/UX
2 months ago
Push to Prod
One Key Aspect of Optimizing Computational Throughput When optimizing throughput, think carefully about how many CPUs you have when adding threads or...
3 months ago
Good Enough
Lettini is Good Enough We put a lot of ourselves into our work, and it occurs to us that you, dear reader, might not know...
a year ago
2
a year ago
We put a lot of ourselves into our work, and it occurs to us that you, dear reader, might not know much about us. So we’re starting a new Q&A column to introduce ourselves, one-at-a-time, starting with our resident designer… Who the hell do you think you are? 👋 Hello, I’m...
computers are bad
2024-02-25 a history of the tty It's one of those anachronisms that is deeply embedded in modern technology. From cloud operator...
10 months ago
67
10 months ago
It's one of those anachronisms that is deeply embedded in modern technology. From cloud operator servers to embedded controllers in appliances, there must be uncountable devices that think they are connected to a TTY. I will omit the many interesting details of the Linux terminal...
somenice
Untitled
4 months ago
Arduino Blog
Play rock-paper-scissors using a time-of-flight sensor and an Arduino UNO R4 Owing to its simplicity and fast-paced nature, rock-paper-scissors is a great game to play with...
5 months ago
34
5 months ago
Owing to its simplicity and fast-paced nature, rock-paper-scissors is a great game to play with friends, and when it comes to translating it into a digital format, many creative adaptations can be made. This version by madmcu forgoes the typical three-button input scheme in favor...
Abort Retry Fail
The History of Windows 3 Windows becomes competitive
a year ago
Jonas Hietala
Long Term Goals Update During my vacation I suddenly got a bunch of “life crisis” type thoughts in an almost panic inducing...
over a year ago
3
over a year ago
During my vacation I suddenly got a bunch of “life crisis” type thoughts in an almost panic inducing intensity. They were mostly thoughts about not having accomplished anything and that the future looks bleak and meaningless and it’s not worth to do anything. As usual they are...
seangoedecke.com RSS...
Grifters, believers, grinders, and coasters Why do engineers get mad at each other so often? I think a lot of programmer arguments bottom out...
2 weeks ago
6
2 weeks ago
Why do engineers get mad at each other so often? I think a lot of programmer arguments bottom out in a cultural clash between different…
Louwrentius
Linux: script that creates table of network interface properties My server has 5 network interfaces and I wanted a quick overview of some properties. There may be an...
over a year ago
3
over a year ago
My server has 5 network interfaces and I wanted a quick overview of some properties. There may be an existing linux command for this but I couldn't find it so I quickly wrote my own script (download). This is the output: The only requirement for this script is that you have...
Lighthouse Blog
Introducing Lighthouse - The RSS reader, newsletter reader, and read-it-later app to fight content...
8 months ago
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 2. user-defined functions and variables Previously in compiler basics: 1. lisp to assembly 3. LLVM 4. LLVM conditionals and...
over a year ago
2
over a year ago
Previously in compiler basics: 1. lisp to assembly 3. LLVM 4. LLVM conditionals and compiling fibonacci 5. LLVM system calls 6. an x86 upgrade In this post we'll extend the compiler to support defining functions and variables. Additionally, we'll require the...
latest projects -...
Simsim Pendant [Concept] Mercurial Medallion
9 months ago
Louwrentius
Neato XV-15 / XV-11 Robotic Vacuum cleaner review Update 18 February 2012 There is one problem. When the robot is not connected to the charger, the...
over a year ago
2
over a year ago
Update 18 February 2012 There is one problem. When the robot is not connected to the charger, the batteries are depleted very fast. Even if the batteries are not entirely depleted and the robot can still display the menu, the clock loses it's time. Every time the robot gets a too...
Opsbros
WetSocks Revival How to get a broken METAR/TAF Toolbar application working again; the fun way! Seeing what we can do...
over a year ago
3
over a year ago
How to get a broken METAR/TAF Toolbar application working again; the fun way! Seeing what we can do to get WetSocks Windows 98 tray weather app working again.
Avestura's Blog
Explaining The Postgres Meme Have you seen this legendary SQL iceberg meme? Let's talk about it while wearing our PostgreSQL hat!
a year ago
Arduino Blog
Easily add Python-controlled GPIO pins to any computer Let’s say that, hypothetically, you wanted to use your computer to blink an LED or read the state of...
6 months ago
53
6 months ago
Let’s say that, hypothetically, you wanted to use your computer to blink an LED or read the state of a button. Could you? Almost certainly not — at least not without additional hardware. Most modern computers don’t provide any interface for direct interaction with low-level...
Good Enough
My Tears of the Kingdom Addiction I don’t know how big my internet social bubble really is, but it feels like everyone in the world...
a year ago
3
a year ago
I don’t know how big my internet social bubble really is, but it feels like everyone in the world that bubble has been playing a lot of The Legend of Zelda: Tears of the Kingdom lately. Me included! It’s amazing, and I’m thoroughly engrossed—I think I’ve stayed up playing until...
Matt Mullenweg
Response to DHH I’ve taken this post down. I’ve been attacked so much the past few days; the most vicious, personal,...
2 months ago
5
2 months ago
I’ve taken this post down. I’ve been attacked so much the past few days; the most vicious, personal, hateful words poisoned my brain, and the original version of this post was mean. I am so sorry. I shouldn’t let this stuff get to me, but it clearly did, and I took it out on DHH,...
Simply Explained
HEIC to JPG: Build a Quick Action with Automator With the release of iOS 11, Apple switched from JPG to HEIC to store your photos. The...
over a year ago
3
over a year ago
With the release of iOS 11, Apple switched from JPG to HEIC to store your photos. The High-Efficiency Image File Format saves a lot of storage space on your devices while still maintaining your photos' quality. However, it does become problematic if you want to share those files...
Home on Erik...
Some more font links My blog post about fonts generated lots of traffic – it landed on Hacker News, took down my site...
over a year ago
3
over a year ago
My blog post about fonts generated lots of traffic – it landed on Hacker News, took down my site while I was sleeping, and then obviously vanished from HN before I woke up. But it also got retweeted by a ton of people.
Willem's Blog
Health and fitness data Exploring the balance between health data and intuition, this blog post delves into how personal...
11 months ago
2
11 months ago
Exploring the balance between health data and intuition, this blog post delves into how personal well-being and fitness goals shape our relationship with technology and self-awareness.
Home on Erik...
Nearest neighbor methods and vector models – part 1 This is a blog post rewritten from a presentation at NYC Machine Learning last week. It covers a...
over a year ago
3
over a year ago
This is a blog post rewritten from a presentation at NYC Machine Learning last week. It covers a library called Annoy that I have built that helps you do (approximate) nearest neighbor queries in high dimensional spaces.
./techtipsy
Dell Latitude 5411: the Linux compatibility sweet spot Oh boy, here I go testing a new laptop again! Well, it was new back in 2020. You might remember my...
a year ago
62
a year ago
Oh boy, here I go testing a new laptop again! Well, it was new back in 2020. You might remember my article on why I went back to a ThinkPad T430 in 2022. Or that other time when I got a new HP laptop for testing and got so frustrated that I wrote about it. Well, today I’m writing...
Notes on software...
A write-ahead log is not a universal part of durability A database does not need a write-ahead log (WAL) to achieve durability. A database can write its...
5 months ago
3
5 months ago
A database does not need a write-ahead log (WAL) to achieve durability. A database can write its long-term data structure durably to disk before returning to a client. Granted, this is a bad idea! And granted, a WAL is critical for durability by design in most databases. But I...
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
2
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...
Louwrentius
Cheap solution for putting an SSD in an iMac If you want to order a new iMac with an SSD there are two problems: An SSD of 256 gigabytes will...
over a year ago
3
over a year ago
If you want to order a new iMac with an SSD there are two problems: An SSD of 256 gigabytes will cost you a lot: 600 euros. The SSD is of medium quality, and does not justify the cost of 600 euros. Here you can find information about the Toshiba SSD that Apple provides. You can...
Willem's Blog
Flying in a C47-A (DC-3) classic plane Flying in a C47-A Skytrain over The Netherlands is one magnificent birthday gift I received,...
over a year ago
3
over a year ago
Flying in a C47-A Skytrain over The Netherlands is one magnificent birthday gift I received, experiencing aviation history unlike anything else!
Jonas Hietala
Swelling with New Shiny Books So I read the wonderful Design for Hackers and I managed to win some money for books from a course…...
over a year ago
3
over a year ago
So I read the wonderful Design for Hackers and I managed to win some money for books from a course… So I ran away and ordered some new books, and they just arrived today. Yay! First off I ordered Introduction to Algorithms which is the de facto book about algorithms and it seemed...
Jonas Hietala
Eduroam for wicd in Linkoping's University So we have eduroam at our University and unsurprisingly wicd is not on their official support list...
over a year ago
3
over a year ago
So we have eduroam at our University and unsurprisingly wicd is not on their official support list but with some googling the wonderful Arch Wiki had the answer. Well, almost. Save the following as /etc/wicd/encryption/templates/ttls-80211: name = TTLS for Wireless author =...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 1: The Merge
2 months ago
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
3
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...
Jonas Hietala
The ASIC pit of despair Monero has once again changed the POW to brick ASICs following confirmation that 85% of Monero’s...
over a year ago
3
over a year ago
Monero has once again changed the POW to brick ASICs following confirmation that 85% of Monero’s hashrate were ASICs. Recurring hard forks to brick ASICs is a very dangerous game and what better to illustrate this than with an xkcd-style plot? You’re safe on the edges but how do...
Arduino Blog
Amassing a mobile Minion militia Channeling his inner Gru, YouTuber Electo built a robotic minion army to terrorize and amuse the...
4 months ago
31
4 months ago
Channeling his inner Gru, YouTuber Electo built a robotic minion army to terrorize and amuse the public in local shopping malls. Building one minion robot is, in theory, pretty straightforward. That is especially true when, like these, that robot isn’t actually bipedal and...
Willem's Blog
My first weeks as dad Last Christmas my wife gave birth of our son. It's a life changing experience to become a parent....
over a year ago
1
over a year ago
Last Christmas my wife gave birth of our son. It's a life changing experience to become a parent. Read along for my (biometric) findings and some practical tips.
Willem's Blog
Data versus Feeling Do you rely on data or on your feeling when running a Marathon? I decided to run two marathons to...
4 days ago
18
4 days ago
Do you rely on data or on your feeling when running a Marathon? I decided to run two marathons to find out the differences!
Louwrentius
The future of ZFS now that OpenSolaris is dead With the probable loss of OpenSolaris, there may be another, maybe more devastating loss. The very...
over a year ago
2
over a year ago
With the probable loss of OpenSolaris, there may be another, maybe more devastating loss. The very popular and very advanced Zetabyte File System (ZFS) The only open source platform that actively supports ZFS is FreeBSD. And they just 'copied' the code from OpenSolaris. Are they...
Louwrentius
Setting up a Jabber instant messaging server |_http-title: Site doesn't have a title (text/html;... I wanted to see how dificult it is to setup an instant messaging server based on open source...
over a year ago
3
over a year ago
I wanted to see how dificult it is to setup an instant messaging server based on open source software. Now I know that it is very easy, unless you are stubborn and do things your own way. In this example, I'm setting up a small IM server that is only for internal company use, but...
Jonas Hietala
Before the Games: The Site I’ve got some things I want to do before I start with my next game and they’re all about improving...
over a year ago
3
over a year ago
I’ve got some things I want to do before I start with my next game and they’re all about improving the site. The last week or so has been extremely productive with me throwing out a lot of wasted code, speeding up the site and adding/removing features and I want to continue with...
Computer Ads from...
MicroSpeed PC-TRAC Let's Get Right To the Point
7 months ago
Home on Erik...
Why software projects take longer than you think: a statistical model Anyone who built software for a while knows that estimating how long something is going to take is...
over a year ago
2
over a year ago
Anyone who built software for a while knows that estimating how long something is going to take is hard. It's hard to come up with an unbiased estimate of how long something will take, when fundamentally the work in itself is about solving something.
Simply Explained
How WebP Images Reduced My Bandwidth Usage by 50% Last year I migrated this website from Jekyll to Eleventy. This year, I’m finally implementing WebP...
over a year ago
3
over a year ago
Last year I migrated this website from Jekyll to Eleventy. This year, I’m finally implementing WebP images to save bandwidth and make this site even faster to load! This simple change reduced my bandwidth usage by 50% and is still backwards compatible with old devices and...
watchTowr Labs -...
QNAP QTS - QNAPping At The Wheel (CVE-2024-27130 and friends) Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it)...
7 months ago
2
7 months ago
Infosec is, at it’s heart, all about that data. Obtaining access to it (or disrupting access to it) is in every ransomware gang and APT group’s top-10 to-do-list items, and so it makes sense that our research voyage would, at some point, cross paths with products
Jonas Hietala
August theme: Bare Minimum This time I’ll be following my inspiring site and declare Bare Minimum as the theme for my next...
over a year ago
3
over a year ago
This time I’ll be following my inspiring site and declare Bare Minimum as the theme for my next game. This could really be anything, from graphics to user interaction… But I’ve got an idea. It’ll be a real challange for me to make but hopefully I’ll have a game in a few weeks...
Posts on Made of...
The architecture of declarative configuration management With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing...
over a year ago
2
over a year ago
With the ongoing move towards “infrastructure-as-code” and similar notions, there’s been an ongoing increase in the number and popularity of declarative configuration management tools. This post attempts to lay out my mental model of the conceptual architecture and internal...
Home on Erik...
Developer experience as a competitive advantage I spent a ton of time looking at different software providers, both as a CTO, and as a nerd...
over a year ago
2
over a year ago
I spent a ton of time looking at different software providers, both as a CTO, and as a nerd “advanced” consumer who builds stuff in my spare time. In the last 10 years, there has been an order of magnitude more products that cater directly to developers, through APIs, SDKs, and...
Home on Erik...
Predicting solar eclipses with Python As I am en route to see my first total solar eclipse, I was curious how hard it would be to compute...
8 months ago
2
8 months ago
As I am en route to see my first total solar eclipse, I was curious how hard it would be to compute eclipses in Python. It turns out, ignoring some minor coordinate system head-banging, I was able to get something half-decent working in a couple of hours.
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
3
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...
Arduino Blog
Does your sample contain DNA or RNA? DIYNAFLUOR can tell you on a budget Lab equipment is — traditionally at least — tremendously expensive. While there are understandable...
3 days ago
8
3 days ago
Lab equipment is — traditionally at least — tremendously expensive. While there are understandable reasons for those costs, they are prohibitive to anyone operating outside of a university or corporate lab. But as the “citizen science” movement has grown, we’ve seen more and more...
Electronics etc…
The HP 423A and a Beginner’s Deep Dive into RF Crystal Detectors MathJax.Hub.Config({ jax: ["input/TeX", "output/HTML-CSS"], tex2jax: { inlineMath: [...
a year ago
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a year ago
MathJax.Hub.Config({ jax: ["input/TeX", "output/HTML-CSS"], tex2jax: { inlineMath: [ ['$', '$'], ["\\(", "\\)"] ], displayMath: [ ['$$', '$$'], ["\\[", "\\]"] ], processEscapes: true, skipTags: ['script', 'noscript', 'style', 'textarea', 'pre',...
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
2
over a year ago
This year I didn't drink alcohol during Rock Werchter, leading to interesting observations during the music festival.
Ken Shirriff's blog
Inside the mechanical Bendix Air Data Computer, part 3: pressure transducers MathJax = { tex: { inlineMath: [['$', '$'], ['\\(', '\\)']] }, svg: { fontCache:...
11 months ago
3
11 months ago
MathJax = { tex: { inlineMath: [['$', '$'], ['\\(', '\\)']] }, svg: { fontCache: 'global' }, chtml: { displayAlign: 'left' } }; MathJax.Hub.Config({ "HTML-CSS": { scale: 175} }); .MathJax {font-size: 1em !important} The Bendix Central Air...
./techtipsy
Surviving the front page of HackerNews on a 50 Mbps uplink Around a month ago I shared my blog post on HackerNews. I guess I lucked out with the choice of the...
over a year ago
35
over a year ago
Around a month ago I shared my blog post on HackerNews. I guess I lucked out with the choice of the topic, because it brought out a lot of enthusiasts who shared their own experiences with older machinery that still works in 2022. I really appreciate the feedback and...
Home on Erik...
Luigi: complex pipelines of tasks in Python I'm shamelessly promoting my first major open source project. Luigi is a Python module that helps...
over a year ago
2
over a year ago
I'm shamelessly promoting my first major open source project. Luigi is a Python module that helps you build complex pipelines of batch jobs, handle dependency resolution, and create visualizations to help manage multiple workflows. It also comes with Hadoop support built in...
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
2
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.
Jonas Hietala
October theme says: Numbers New month and a new theme. As with the two previous games I’m following The Experimental Gameplay...
over a year ago
2
over a year ago
New month and a new theme. As with the two previous games I’m following The Experimental Gameplay Project theme which this month is numbers. What’s it gonna be? A sudoku game or something more… thrilling? I’ll see what I can do :)
Style over Substance
Our favorite places to eat and drinks during our Portugal vacation In the summer of 2023, we went on an amazing trip through Portugal. We’d already visited Lisbon on a...
7 months ago
98
7 months ago
In the summer of 2023, we went on an amazing trip through Portugal. We’d already visited Lisbon on a short city trip a few years earlier, and that experience was so good we knew we had to return. This time, we decided to take a full three weeks and see the sights. We were...
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
3
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...
Applied Cartography
Why your marketing site should be separate In Notes on buttondown.com and How Buttondown uses HAProxy, I outlined the slightly kludgy way we...
3 months ago
3
3 months ago
In Notes on buttondown.com and How Buttondown uses HAProxy, I outlined the slightly kludgy way we serve buttondown.com both as a marketing site (public-facing, Next/Vercel, largely just content pushed by non-developers) and an author-facing app (behind a login, Django/Heroku/Vue)...
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...
3 weeks ago
5
3 weeks 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...
Home on Erik...
When machine learning matters I joined Spotify in 2008 to focus on machine learning and music recommendations. It's easy to...
over a year ago
3
over a year ago
I joined Spotify in 2008 to focus on machine learning and music recommendations. It's easy to forget, but Spotify's key differentiator back then was the low-latency playback. People would say that it felt like they had the music on their own hard drive.
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...
6 months ago
70
6 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...
On Life and Lisp
Conformant OpenGL 4.6 on the M1 For years, the M1 has only supported OpenGL 4.1. That changes today – with our release of full...
10 months ago
25
10 months ago
For years, the M1 has only supported OpenGL 4.1. That changes today – with our release of full OpenGL® 4.6 and OpenGL® ES 3.2! Install Fedora for the latest M1/M2-series drivers. Already installed? Just dnf –refresh upgrade. Unlike the vendor’s non-conformant 4.1 drivers, our...
computers are bad
2023-02-17 something up there pt II As we discussed previously, the search for UAP is often contextualized in terms of the events of...
a year ago
51
a year ago
As we discussed previously, the search for UAP is often contextualized in terms of the events of 2017: the public revelation of the AATIP and alien-hunting efforts by Robert Bigelow and Tom DeLonge. While widely publicized, these programs seem to have lead to very little. I...
Jonas Hietala
I, Robot Here are the results of the big robot construction course we had before christmas! The whole process...
over a year ago
3
over a year ago
Here are the results of the big robot construction course we had before christmas! The whole process went smooth and our group was amazing. The design and building of the robot went well even though in hindsight I would’ve changed a lot of stuff. The ending competition didn’t go...
Lighthouse Blog
Updates July 07
5 months ago
Lighthouse Blog
How to subscribe to content
6 months ago
Computer Ads from...
E-Z Tax The Tax Break You've Been Looking for !
8 months ago
Good Enough
Good Enough, A Serious Business Hello reader, my name is Shawn, and I'm one of the co-founders of Good Enough. I'd like to tell you...
a year ago
2
a year ago
Hello reader, my name is Shawn, and I'm one of the co-founders of Good Enough. I'd like to tell you a bit about how Good Enough came to be and what we plan on doing here. Barry and I started working together again in early 2022. By “work,” I mean that I’d show up on Slack for a...
Louwrentius
Compatibility Highpoint RocketRAID 2320 and Samsung Spinpoint F1 There are some reports about incompatibility between RAID controllers and Samsung Spinpoint F1...
over a year ago
2
over a year ago
There are some reports about incompatibility between RAID controllers and Samsung Spinpoint F1 drives. I have no troubles with my 0.5 and 1.0 TB drives from Samsung using mentioned controller. See below: Controller 1: RocketRAID 232x SATA Controller 1/1/1 SAMSUNG HD103UJ...
Abort Retry Fail
The History of Windows NT 3.1 A Highly Portable Future
a year ago
Arduino Blog
How makers can use AR and VR Augmented reality (AR) and virtual reality (VR) are both currently experiencing a meteoric rise in...
6 months ago
35
6 months ago
Augmented reality (AR) and virtual reality (VR) are both currently experiencing a meteoric rise in popularity, with the combined market expected to reach $77 billion by 2025, from just $15.3 billion in 2020. For makers, AR and VR represent exciting opportunities to build new...
Matt Mullenweg
WPAI Very excited to share that we’ve acquired WPAI and the team is joining Automattic. They have some...
a week ago
5
a week 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.
./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
33
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...
On Life and Lisp
OpenGL 3.1 on Asahi Linux Upgrade your Asahi Linux systems, because your graphics drivers are getting a big boost:...
a year ago
5
a year ago
Upgrade your Asahi Linux systems, because your graphics drivers are getting a big boost: leapfrogging from OpenGL 2.1 over OpenGL 3.0 up to OpenGL 3.1! Similarly, the OpenGL ES 2.0 support is bumping up to OpenGL ES 3.0. That means more playable games and more functioning...
Notes on software...
Writing a SQL database from scratch in Go: 4. a database/sql driver Previously in database basics: 1. SELECT, INSERT, CREATE and a REPL 2. binary expressions...
over a year ago
2
over a year ago
Previously in database basics: 1. SELECT, INSERT, CREATE and a REPL 2. binary expressions and WHERE filters 3. indexes In this post, we'll extend gosql to implement the database/sql driver interface. This will allow us to interact with gosql the same way we would...
Home on Erik...
Deep learning for… Go This is the last post about deep learning for chess/go/whatever. But this really cool paper by...
over a year ago
3
over a year ago
This is the last post about deep learning for chess/go/whatever. But this really cool paper by Christopher Clark and Amos Storkey was forwarded to me by Michael Eickenberg. It's about using convolutional neural networks to play Go.
Posts on Made of...
autocutsel As most of you probably know, X has several different mechanisms for copy-paste, used by different...
over a year ago
2
over a year ago
As most of you probably know, X has several different mechanisms for copy-paste, used by different applications in different ways. I know some people who use them deliberately, juggling two pieces of text in different clipboards at once, but for me, it’s always just been...
computers are bad
2024-03-01 listening in on the neighborhood Last week, someone leaked a spreadsheet of SoundThinking sensors to Wired. You are probably asking...
9 months ago
79
9 months ago
Last week, someone leaked a spreadsheet of SoundThinking sensors to Wired. You are probably asking "What is SoundThinking," because the company rebranded last year. They used to be called ShotSpotter, and their outdoor acoustic gunfire detection system still goes by the...
Construction Physics
Do U.S. Ports Need More Automation? On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily...
2 months ago
43
2 months ago
On October 1st, 47,000 members of the International Longshoremen's Association (ILA), primarily dockworkers on East and Gulf Coast ports, went on strike after failing to agree contract terms with USMX, an alliance of port operators and employers.
Home on Erik...
Implicit data and collaborative filtering A lot of people these days know about collaborative filtering. It's that Netflix Prize thing, right?...
over a year ago
3
over a year ago
A lot of people these days know about collaborative filtering. It's that Netflix Prize thing, right? People rate things 1-5 stars and then you have to predict missing ratings. While there's no doubt that the Netflix Prize was successful, I think it created an illusion that all...
Matt Blewitt
Corporate Legibility for Software Engineers Corporate legibility is the art of making tasks, and their outcomes, easier to understand for those...
over a year ago
3
over a year ago
Corporate legibility is the art of making tasks, and their outcomes, easier to understand for those not directly involved. I’ll help you understand why this is an important thing to be aware of and how to use it to help your career.
Jonas Hietala
An intriguing new puzzle Here’s another game made for the experimental gameplay project: Slidoku which is a sort of mix...
over a year ago
2
over a year ago
Here’s another game made for the experimental gameplay project: Slidoku which is a sort of mix between Rubik’s cube and sudoku. I enjoy puzzles like those and I really enjoyed this one too - it took me a while to beat it but I just love the feeling when you do. If you like...
Birchtree
Yet more YouTube videos I've enjoyed recently I guess this is a series now… Do you have a chair where "half dirty" clothes go? If so, this chair...
a week ago
5
a week ago
I guess this is a series now… Do you have a chair where "half dirty" clothes go? If so, this chair will be very compelling. I'm not a big fan of most Apple TV+ shows, but Severance was lovely and I can't wait
Abort Retry Fail
The History of Commodore, Part 2 The VIC-20
a year ago
seangoedecke.com RSS...
How I ship projects at big tech companies I have shipped a lot of different projects over the last ~10 years in tech. I often get tapped to...
a month ago
4
a month ago
I have shipped a lot of different projects over the last ~10 years in tech. I often get tapped to lead new ones when it’s important to get…
computers are bad
2024-07-13 the contemporary carphone Cathode Ray Dude, in one of his many excellent "Quick Start" videos, made an interesting observation...
5 months ago
66
5 months ago
Cathode Ray Dude, in one of his many excellent "Quick Start" videos, made an interesting observation that has stuck in my brain: sophisticated computer users, nerds if you will, have a tendency to completely ignore things that they know are worthless. He was referring to the...
computers are bad
2023-10-22 cooler screens Audible even over the squeal of an HVAC blower with a suffering belt, the whine of small, high...
a year ago
69
a year ago
Audible even over the squeal of an HVAC blower with a suffering belt, the whine of small, high velocity fans pervades the grocery side of this Walgreens. Were they always this loud? I'm not sure; some of the fans sound distinctly unhealthy. Still, it's a familiar kind of noise to...
Jonas Hietala
Done this, done that. What now? Finished and uploaded our java game Grand Thief Arto, done an exam (didn’t quite go as intended) and...
over a year ago
3
over a year ago
Finished and uploaded our java game Grand Thief Arto, done an exam (didn’t quite go as intended) and starting some new courses in school. I’m liking my choice of Computer Science more and more. Data structures and Algorithms was a super fun course, I actually ordered a new book...
Neil Madden
SipHash-based encryption for constrained devices I see a lot of attempts to define encryption schemes for constrained devices with short...
7 months ago
2
7 months ago
I see a lot of attempts to define encryption schemes for constrained devices with short authentication tags (e.g., 64 bits) using universal hashing. For example, there’s a proposal in CFRG at the moment for a version of AES-GCM with short tags for this kind of use-case. In my...
Notes on software...
Active and influential NYC infrastructure people These are some of the most influential (mostly due to experience or expertise) and active folks (I...
a month ago
4
a month ago
These are some of the most influential (mostly due to experience or expertise) and active folks (I actually see them attend events) in the NYC infrastructure scene (that I have a personal connection to). If you're running a dinner or are just looking to meet interesting people in...
Willem's Blog
Inspiration from a child Explore the world together with your kids and reap the rewards of adventure and fun!
over a year ago
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...
3 months ago
3
3 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.
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
2
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...
Gwern.net Newsletter
February 2021 Gwern.net Newsletter links on AI scaling, semaglutide, and ethicist ethics
over a year ago
Birchtree
When do the Trump flags come down? (members post) The flags are still flying, celebrating the man, not the country. Why is this something that happens...
a week ago
4
a week ago
The flags are still flying, celebrating the man, not the country. Why is this something that happens now, and why is it something only happening on one end of the political spectrum?
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
29
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...
Arduino Blog
Why do OTA updates matter in IoT? Imagine you’ve just installed your state-of-the-art lighting control system, perfectly hidden in a...
6 months ago
32
6 months ago
Imagine you’ve just installed your state-of-the-art lighting control system, perfectly hidden in a box inside a wall, and everything seems to be working like a charm. But then, you spot a bug in the firmware. The thought of pulling the hardware back out sends shivers down your...
lcamtuf’s thing
Electric chainsaws and the gorge of misery Lithium batteries are great -- so why do mid-size electric power tools suck in 2024?
4 months ago
Home on Erik...
My issue with GPU-accelerated deep learning I've been spending several hundred bucks renting GPU instances on AWS over the last year. The...
over a year ago
3
over a year ago
I've been spending several hundred bucks renting GPU instances on AWS over the last year. The speedup from a GPU is awesome and hard to deny. GPUs have taken over the field. Maybe following the footsteps of Bitcoin mining there's some research on using FPGA (I know very little...
Christian Selig
Instant Pan Gesture Interactions Apple has a really awesome WWDC 2018 video called Designing Fluid Interfaces, and one of the key...
a year ago
62
a year ago
Apple has a really awesome WWDC 2018 video called Designing Fluid Interfaces, and one of the key takeaways from the videos that one of the presenters, Chan Karunamuni, said is “Look for delays everywhere. Everything needs to respond instantly.” (6:28) A really great example of...
Simply Explained
EZStore: a tiny serverless datastore for IoT data (DynamoDB + Lambda) I've been working on a few IoT projects recently, and while prototyping, I need a simple but...
over a year ago
3
over a year ago
I've been working on a few IoT projects recently, and while prototyping, I need a simple but flexible data store. I just want to push data to an API and query and visualize it later on.There are many solutions for this, but most are expensive or very limited. So I set out to...
Applied Cartography
The taste of beer Unlike stories, real life, when it has passed, inclines toward obscurity, not clarity. There’s a...
6 months ago
3
6 months ago
Unlike stories, real life, when it has passed, inclines toward obscurity, not clarity. There’s a relatively famous line from Bezos, circulated first at YC in ’08 and then more recently by the folks at Acquired (a great pod!): Jeff uses this analogy for AWS. He talks about...
Posts on Made of...
Followup to "A Very Subtle Bug" After my previous post got posted to reddit, there was a bunch of interesting discussion there about...
over a year ago
3
over a year ago
After my previous post got posted to reddit, there was a bunch of interesting discussion there about some details I’d handwaved over. This is a quick followup on some the investigation that various people carried out, and the conclusions they reached. In the reddit thread,...
Vitalik Buterin's...
My 40-liter backpack travel guide
over a year ago
Posts on Made of...
A Brief Introduction to termios If you’re a regular user of the terminal on a UNIX system, there are probably a large number of...
over a year ago
2
over a year ago
If you’re a regular user of the terminal on a UNIX system, there are probably a large number of behaviors you take mostly for granted without really thinking about them. If you press ^C or ^Z it kills or stops the foreground program – unless it’s something like emacs or vim, in...
Odds and Ends of...
Book now! Where we're going, we need roads (and trains) My next in-person event/meet-up, with transport policy expert Michael Dnes!
3 weeks ago
Louwrentius
Unattended automatic installation of Linux nvidia binary driver As part of an unattended installation, it was necessary to install a binary nvidia graphics driver....
over a year ago
3
over a year ago
As part of an unattended installation, it was necessary to install a binary nvidia graphics driver. This is a manual proces by default. However, it can be done fully automatic: prerequisite: install xserver-xorg-dev package or similar xorg development package. sh NVIDIA-.run -q...
Yazin Alirhayim
Braindump Been having a hard time lately focusing. It’s like whenever I start doing anything of any...
over a year ago
3
over a year ago
Been having a hard time lately focusing. It’s like whenever I start doing anything of any significance I get derailed, and fall into this spiral of thought where I reconsider whether what I’m about to do matters, why it would, and whether I could be doing something else that...
Vitalik Buterin's...
What even is an institution?
a year ago
Engineers Need Art
Casady & Greene Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software...
3 months ago
41
3 months ago
Remembering Casady & Greene and the excitement (and closing) of an era of Macintosh software publishing.
Louwrentius
Why I bought a digital projector (Panasonic PT-AT5000E) I don't have a TV. I haven't been watching TV for more than 10 years. But I love to watch movies or...
over a year ago
3
over a year ago
I don't have a TV. I haven't been watching TV for more than 10 years. But I love to watch movies or great series like Dexter and Game of Thrones. Until recently, I watched movies or series on my 27" iMac. Twenty-seven inch is large for a computer screen but for a TV, it's quite...
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
1
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
Weekend Tournaments This weekend was filled by playing cards. On Saturday I hosted a small Game of Thrones tournament...
over a year ago
3
over a year ago
This weekend was filled by playing cards. On Saturday I hosted a small Game of Thrones tournament and on Sunday the local Netrunner community hosted a small summer kit tournament. Game of Thrones We’ve had a similar tournament once before when me and my girlfriend invited two of...
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
2
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...
Home on Erik...
Why conversion matters: a toy model There are often close relationships between top level business metrics. For instance, it's well...
over a year ago
3
over a year ago
There are often close relationships between top level business metrics. For instance, it's well known that retention has a super strong impact on the valuation of a subscription business. Or that the % of occupied seats is super important for an airline.
Jonas Hietala
2014 Read Books In total I read 20 books, which is 33% less than last year. Fiction How to Be a Woman - Catilin...
over a year ago
3
over a year ago
In total I read 20 books, which is 33% less than last year. Fiction How to Be a Woman - Catilin Moran Fun! The Kill Room - Jeffery Deaver A Song of Ice and Fire: Game of Thrones - George R.R. Martin Reread. A Song of Ice and Fire: A Clash of Kings - George R.R. Martin Reread. A...
Vitalik Buterin's...
La votación mediante blockchain está sobrevalorada entre personas desinformadas pero subestimada...
over a year ago
Matt Blewitt
Everything I Know About Operations, I Learned From NHS 111 Ever heard someone say “It’s only software/money/<trivial thing>, not life or death”, in the context...
over a year ago
2
over a year ago
Ever heard someone say “It’s only software/money/<trivial thing>, not life or death”, in the context of incidents at your company? Although mostly true, I want to talk about a time in my career when sometimes, just sometimes, it was the latter, and how it shaped my approach to...
Jonas Hietala
A Vacation Filled with Obsession A nice thing about school are the nice long vacations. Directly after my last exam we went north to...
over a year ago
3
over a year ago
A nice thing about school are the nice long vacations. Directly after my last exam we went north to our dear home village Övertorneå and spent two weeks celebrating Christmas and New Years Eve. What did we do? I practiced some obsessive behavior with Power Grid and Minecraft (and...
Louwrentius
Benchmarking cheap SSDs for fun, no profit (be warned) The price of Solid-state drives (SSDs) has dropped significantly over the last few years. It's now...
a year ago
2
a year ago
The price of Solid-state drives (SSDs) has dropped significantly over the last few years. It's now possible to buy a 1TB solid-state drive for less than €60. However, at such low price points, there is a catch. Although cheap SSDs do perform fine regarding reads, sustained write...
Avestura's Blog
Versioning microservices in GitLab monorepos and polyrepos What are some possible options to version projects for a microservices project in Gitlab?
over a year ago
Neil Madden
Macaroon access tokens for OAuth: Part 2 – transactional auth In part 1, I showed how Macaroon access tokens in ForgeRock Access Management 7.0 can be used as a...
over a year ago
2
over a year ago
In part 1, I showed how Macaroon access tokens in ForgeRock Access Management 7.0 can be used as a lightweight and easy-to-deploy alternative to proof of possession (PoP) schemes for securing tokens in browser-based apps. The same techniques can be adapted to secure tokens in...
Computer Ads from...
Salamander Software's Franklin's Tomb My name is Diamond, Dan Diamond. I'm a private cop.
9 months ago
Willem's Blog
Minimalistic road bike with Gates carbon drive For the past few months I have been riding the Schindelhauer Siegfried Road bike with the Gates CDX...
over a year ago
3
over a year ago
For the past few months I have been riding the Schindelhauer Siegfried Road bike with the Gates CDX Carbon Drive, read about this beautiful minimal bike in this post.
Vitalik Buterin's...
Travel time ~= 750 * distance ^ 0.6
a year ago
Jonas Hietala
Bullets and AI The game is still far from being an actual game but some progress has been made. I fixed most of the...
over a year ago
2
over a year ago
The game is still far from being an actual game but some progress has been made. I fixed most of the collision detection problems and I’m now trying to make some sort of AI working for the ship. It’s a bit hard and time consuming and I don’t know how to make things good. Maybe...
Vitalik Buterin's...
Possible futures of the Ethereum protocol, part 4: The Verge
2 months ago
Jonas Hietala
MenuCity This game is called MenuCity and it’s a numbers game. Well that’s the theme anyway. The game pretty...
over a year ago
2
over a year ago
This game is called MenuCity and it’s a numbers game. Well that’s the theme anyway. The game pretty much held to what I planned for - except that it deviated from the theme -again- a bit. My game is very reminiscent of the old calculator classic Block Dude made by Brandon...
Notes on software...
1 million page views I was delighted to notice this morning that this site has recently passed 1M page views. And since...
3 weeks ago
5
3 weeks ago
I was delighted to notice this morning that this site has recently passed 1M page views. And since Murat wrote about his 1M page view accomplishment at the time, I felt compelled to now too. I started regularly blogging in 2018. For some reason I decided to write a blog post...
Jonas Hietala
Battling burnout Mamma Mia! Here we go again… Once again, I’m finding myself trying to recover from burnout, and...
a year ago
2
a year ago
Mamma Mia! Here we go again… Once again, I’m finding myself trying to recover from burnout, and after about a year I’m finally feeling more like myself. Even though I’ve been here before, it’s a difficult thing to recognize and avoid, so I’m writing this to maybe help you or my...
Vitalik Buterin's...
Review of Gitcoin Quadratic Funding Round 4
over a year ago
Notes on software...
Running SQL Server in a container on Github Actions This is an external post of mine. Click here if you are not redirected.
over a year ago
computers are bad
2024-05-25 grc spinrite I feel like I used to spend an inordinate amount of time dealing with suspect hard drives. I mean,...
7 months ago
83
7 months ago
I feel like I used to spend an inordinate amount of time dealing with suspect hard drives. I mean, like, back in high school. These days I almost never do, or on the occasion that I have storage trouble, it's a drive that has completely stopped responding at all and there's...
./techtipsy
Cool projects This is an unsorted list of projects that really cool and neat. Chromebook cluster someone took...
a year ago
63
a year ago
This is an unsorted list of projects that really cool and neat. Chromebook cluster someone took some old Chromebooks, stripped them down and built a cluster. I love this kind of jank!
Neil Madden
The square roots of all evil Every programmer knows Donald Knuth’s famous quote that “premature optimization is the root of all...
2 weeks ago
4
2 weeks ago
Every programmer knows Donald Knuth’s famous quote that “premature optimization is the root of all evil”, from his 1974 Turing Award lecture (pdf). A fuller quotation of the surrounding context gives a rounder view: I am sorry to say that many people nowadays are condemning...
Old Vintage...
The W65C265SXB gets a SXY case Don't worry — my favourite single-board computer remains the 6502-based classic MOS/Commodore KIM-1,...
a year ago
61
a year ago
Don't worry — my favourite single-board computer remains the 6502-based classic MOS/Commodore KIM-1, and I've got some future projects in the works. But these were recently on sale on Amazon and I couldn't resist getting a little sort-of RPi-sized SBC that runs the 16-bit 65816,...
Louwrentius
Compiling Handbrake CLI on Debian Lenny In this post I will show you how to compile Handbrake for Debian Lenny. Please note that although...
over a year ago
2
over a year ago
In this post I will show you how to compile Handbrake for Debian Lenny. Please note that although the Handbrake GUI version does compile on Lenny, it crashes with a segmentation fault like this: Gtk: gtk_widget_size_allocate(): attempt to allocate widget with width -5 and height...
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
3
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!
Home on Erik...
Blogroll Remember when everyone had a really ugly blog with a blogroll? Anyway, just think the word is...
over a year ago
3
over a year ago
Remember when everyone had a really ugly blog with a blogroll? Anyway, just think the word is funny. I follow a few hundred blogs using Feedly and Reeder and have been reading a few hundred thousand blog posts over the last 10 years.
Willem's Blog
I see dead people This may be Apple Vision Pro's killer feature, enabling you to see dead people: augmenting old...
3 months ago
3
3 months ago
This may be Apple Vision Pro's killer feature, enabling you to see dead people: augmenting old photos into lifelike representations.
Good Enough
Season 1, Issue 2: Just the Two of Us 0. Everyone Likes a Giveaway Stick around to hear how you can win a fabulous prize by hardly doing...
over a year ago
3
over a year ago
0. Everyone Likes a Giveaway Stick around to hear how you can win a fabulous prize by hardly doing anything. Take it away, fellas… 1. Still Positive Did you know that once you acquire COVID-19 your PCR test can be positive for up to 90 days? Did you know that the at-home tests...
Louwrentius
'Secure programming: how to implement user account management' Most web applications work like this: The application uses a single database account to perform all...
over a year ago
3
over a year ago
Most web applications work like this: The application uses a single database account to perform all actions. Users are just some records in a table. Account privileges and roles are part of this table, or separate tables. This implies that all security must be designed and build...
Christian Selig
Waterfield's weirdly compact Apple Vision Pro Case Disclosure: Waterfield sent this in exchange for a review. Yeah, that probably colors something on a...
8 months ago
80
8 months ago
Disclosure: Waterfield sent this in exchange for a review. Yeah, that probably colors something on a deep-down, subconscious level, but I won’t say anything that I don’t truly believe. Unlike a phone or laptop, the Vision Pro is one of those products that is particularly tricky...
watchTowr Labs -...
Veeam Backup & Response - RCE With Auth, But Mostly Without Auth (CVE-2024-40711) Every sysadmin is familiar with Veeam’s enterprise-oriented backup solution, ‘Veeam Backup &...
3 months ago
2
3 months ago
Every sysadmin is familiar with Veeam’s enterprise-oriented backup solution, ‘Veeam Backup & Replication’. Unfortunately, so is every ransomware operator, given it's somewhat 'privileged position' in the storage world of most enterprise's networks. There's no point deploying...
Jonas Hietala
Ludum Dare 22 results! The results from Ludum Dare 22 are in! I made the game Sat-E for the 48 hour competition and I was...
over a year ago
3
over a year ago
The results from Ludum Dare 22 are in! I made the game Sat-E for the 48 hour competition and I was quite happy with it. #24 Community 3.71 #40 Fun 3.38 #49 Theme 3.69 #65 Overall 3.42 #95 Humor 2.82 #167 Mood 2.92 #247 Innovation 2.69 #338 Audio 2.23 #340 Graphics 2.62 #376...
Birchtree
I’m Not a Panda Person Niléane has a new webcam, Chris is downing in keyboards, and everyone installs some web-ass web...
2 days ago
7
2 days ago
Niléane has a new webcam, Chris is downing in keyboards, and everyone installs some web-ass web apps. Watch it on YouTube or listen in your favorite podcast app!
Louwrentius
Core i7 920 @ 3,6 Ghz is a true beast! Even today, Core 2 Duo processors clocked at 2 ghz are no slugs. However, the Core i7 920 is of a...
over a year ago
2
over a year ago
Even today, Core 2 Duo processors clocked at 2 ghz are no slugs. However, the Core i7 920 is of a different kind. First, it is not only clocked at a higher speed (default 2,8 Ghz), it is also a quad-core processor. Thanks to the re- introduction of hyperthreading, this processor...
Abort Retry Fail
Housekeeping for 20240102 Some stats, updates, and whatnot
11 months ago
Arduino Blog
Monitoring the weather with an Arduino MKR WiFi 1010-based station Being able to monitor the weather in real-time is great for education, research, or simply to...
7 months ago
84
7 months ago
Being able to monitor the weather in real-time is great for education, research, or simply to analyze how the local climate changes over time. This project by Hackster.io user Pradeep explores how he was able to design a simple station outdoors that could communicate with a...
Home on Erik...
Home
over a year ago
Vitalik Buterin's...
Fast Fourier Transforms
over a year ago
Notes on software...
Windows It has been six years since I last used Windows for any remotely serious software development. I've...
over a year ago
2
over a year ago
It has been six years since I last used Windows for any remotely serious software development. I've used Ubuntu, Arch, or FreeBSD since. But eventually I spent so much time working around common workplace tasks that I decided to put Windows 10 Pro on my work laptop. Windows...
somenice
Painting of Russet Lake Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the...
3 months ago
36
3 months ago
Summer in Garibaldi Provincial Park, British Columbia, is a breathtaking experience, where the natural world is alive with vibrant colours and serene beauty. One of the most stunning scenes unfolds at Russet Lake, where the iconic Fissile Mountain is mirrored perfectly in the...
Home on Erik...
Nearest neighbors and vector models – part 2 – algorithms and data structures This is a blog post rewritten from a presentation at NYC Machine Learning on Sep 17. It covers a...
over a year ago
2
over a year ago
This is a blog post rewritten from a presentation at NYC Machine Learning on Sep 17. It covers a library called Annoy that I have built that helps you do nearest neighbor queries in high dimensional spaces.
Jonas Hietala
Back to Training Five days of school now and things are starting to settle down a bit. The courses are pretty cool;...
over a year ago
2
over a year ago
Five days of school now and things are starting to settle down a bit. The courses are pretty cool; we have linear algebra which is pretty interesting, we have a java course where we’re going to make a game (!) and one about structures and algorithms. Pretty promising but we’ll...
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
3
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...
Lighthouse Blog
Lighthouse now integrates with mobile reader apps
5 months ago
Louwrentius
Monitoring HP MSA P2000 G3 I/O latency with Nagios At work we have a couple of HP MSA P2000 G3 SANs. These are entry-level SANs that still seem to have...
over a year ago
2
over a year ago
At work we have a couple of HP MSA P2000 G3 SANs. These are entry-level SANs that still seem to have almost all features you might want from a SAN, except for official SSD-support. It seems that the new MSA 2040 adds support for SSDs and also provides 4 GB cache per controller...
Louwrentius
What home NAS builders should understand about silent data corruption Introduction When it comes to dealing with storage in a DIY NAS context, two important topics come...
over a year ago
2
over a year ago
Introduction When it comes to dealing with storage in a DIY NAS context, two important topics come up: Unrecoverable read errors (UREs) or what old people like me call 'bad sectors' Silent data corruption (data corruption unnoticed by the storage layers) I get a strong impression...
Vitalik Buterin's...
Epochs and slots all the way down: ways to give Ethereum users faster transaction confirmation times
5 months ago
Willem's Blog
Beast of the Green Hell Blog post about an amazing AMG Circuit day at the race track of Zolder, Belgium.
over a year ago
Good Enough
Season 1, Issue 4: Issue 4-evah 0. It’s Been a Long Time Sorry 4 the silence these past weeks. Life happened fast and furious....
over a year ago
2
over a year ago
0. It’s Been a Long Time Sorry 4 the silence these past weeks. Life happened fast and furious. Barry’s daughters all had marching band, and he chaperoned 4 the parades. His eldest daughter also went and got a boyfriend. Shawn’s been feeling a little under the weather, and his two...
./techtipsy
Self-hosting Wikipedia using Kiwix Do you have a need to host Wikipedia on your computer? Or a StackExchange site, like Super...
over a year ago
32
over a year ago
Do you have a need to host Wikipedia on your computer? Or a StackExchange site, like Super User? It’s easier than you think! Step 1: download stuff! The Kiwix project provides ZIM files for many popular websites, including Wikipedia. These files can be downloaded over at Kiwix...
Louwrentius
Achieving 2.3 GB/s with 16 x 4 TB drives I'm in the process of building a new storage server to replace my 18 TB NAS. The server is almost...
over a year ago
3
over a year ago
I'm in the process of building a new storage server to replace my 18 TB NAS. The server is almost finished, it's now down to adding disk drives. I'm using the HGST 4 TB 7200 RPM drive for this build (SKU 0S03356) (review). I have not bought all drives at once, but slowly adding...
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
2
over a year ago
September 2020 gwern.net newsletter with links on DRL and AI scaling, psychiatric disorders; no reviews.
Home on Erik...
More Luigi: Presentation from OSCON I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about...
over a year ago
3
over a year ago
I was in Portland, OR for a few days hanging out at OSCON. Was fun. I also talked a bit about Luigi: Next week I'm presenting at the NYC Predictive Analytics meetup together with Blake Shaw from Foursquare.
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
3
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...
computers are bad
2024-01-06 usb on the go USB, the Universal Serial Bus, was first released in 1996. It did not achieve widespread adoption...
11 months ago
73
11 months ago
USB, the Universal Serial Bus, was first released in 1996. It did not achieve widespread adoption until some years later; for most of the '90s RS-232-ish serial and its awkward sibling the parallel port were the norm for external peripheral. It's sort of surprising that USB...
Old Vintage...
Programming the Convergent WorkSlate's spreadsheet microcassette future In this particular future, we will all use handheld spreadsheets stored on microcassettes, talking...
3 months ago
46
3 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...
computers are bad
2024-05-15 catalina connections Some things have been made nearly impossible to search for. Say, for example, the long-running...
7 months ago
120
7 months ago
Some things have been made nearly impossible to search for. Say, for example, the long-running partnership between Epson and Catalina: a query that will return pages upon pages of people trying to use Epson printers with an old version of MacOS. When you think of a point of sale...
Good Enough
TIL: Merge nested attributes in Rails permit params I am working on a new product that's a bit more complicated than our prior releases. Getting...
a year ago
2
a year ago
I am working on a new product that's a bit more complicated than our prior releases. Getting refamiliarized with nested parameters in Rails has been interesting. In this case imagine I have a discussion that, when creating it I also want to create the first comment. The...
Notes on software...
Interview With Phil of DataStation This is an external interview. Click here if you are not redirected.
over a year ago
Posts on Made of...
Testing and feedback loops Testing and feedback loops This post tries to set out one mental model I have for thinking about...
over a year ago
2
over a year ago
Testing and feedback loops This post tries to set out one mental model I have for thinking about testing and the purpose testing serves in software engineering, and to explore some of the suggestions of this model. As mentioned in an earlier post, I think a lot about working in...
Notes on software...
Zig, Rust, and other languages Having worked a bit in Zig, Rust, Go and now C, I think there are a few common topics worth having a...
9 months ago
3
9 months ago
Having worked a bit in Zig, Rust, Go and now C, I think there are a few common topics worth having a fresh conversation on: automatic memory management, the standard library, and explicit allocation. Zig is not a mature language. But it has made enough useful choices for a number...
Louwrentius
Achieving 220 MB/s network file transfers using Linux Bonding I wrote an article about the subject of getting beyond the limits of gigabit network file transfers....
over a year ago
2
over a year ago
I wrote an article about the subject of getting beyond the limits of gigabit network file transfers. My solution is to use multiple gigabit network cards and use Linux interface bonding to create virtual 2 gigabit network interfaces. The solution is to use mode 0 or round robin...
Louwrentius
How to escape file names in bash shell scripts After fighting with Bash for quite some time, I found out that the following code provides a nice...
over a year ago
3
over a year ago
After fighting with Bash for quite some time, I found out that the following code provides a nice basis for escaping special characters. Ofcource it is not complete, but the most important characters are filtered. If anybody has a better solution, please let me know. It works and...
computers are bad
2024-04-05 the life of one earth station Sometimes, when I am feeling down, I read about failed satellite TV (STV) services. Don't we all?...
8 months ago
109
8 months ago
Sometimes, when I am feeling down, I read about failed satellite TV (STV) services. Don't we all? As a result, I've periodically come across a company called AlphaStar Television Network. PrimeStar may have had a rough life, but AlphaStar barely had one at all: it launched in...
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
3
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...
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
2
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...
Notes on software...
Controlled HTML select element in React has weird default UX This is an external post of mine. Click here if you are not redirected.
over a year ago
Vitalik Buterin's...
Making Ethereum alignment legible
2 months ago
Computer Ads from...
Sundial Systems' Relish The Premier Workplace Shell Calendar, Phone Book, To Do List, and Program Runner, too
2 months ago
Arduino Blog
This Arduino-controlled Spin Meister helps spin up the perfect pizza Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher...
6 months ago
34
6 months ago
Dedicated pizza ovens are all the rage right now, as they provide a better-distributed and higher heat that many find more preferable than a conventional kitchen oven. But even a nice gas-powered pizza oven like the Ooni Koda 12 will have some hot spots and cold spots. To get an...
Louwrentius
Why I believe the new Mac Pro won't be a great machine for gaming In Accidental Tech Podcast episode 18 (love the show), I learned that John Siracusa was thinking...
over a year ago
3
over a year ago
In Accidental Tech Podcast episode 18 (love the show), I learned that John Siracusa was thinking about buying a new Mac Pro for gaming. I believe that gaming on the new Mac Pro will be a mediocre experience. Driver support: as John mentioned himself, the video cards are...
Louwrentius
Linux network interface bonding / trunking or how to get beyond 1 Gb/s This article discusses Linux bonding and how to achieve 2 Gb/s transfer speeds with a single TCP/UDP...
over a year ago
2
over a year ago
This article discusses Linux bonding and how to achieve 2 Gb/s transfer speeds with a single TCP/UDP connection. UPDATE July 2011 Due to hardware problems, I was not able to achieve transfer speeds beyond 150 MB/s. By replacing a network card with one from another vendor (HP...
Push to Prod
4 Ways To Say No, Elegantly and Effectively In my early days at Netflix, my inability to say no led me into unpleasant terrain. Here's how I...
3 months ago
2
3 months ago
In my early days at Netflix, my inability to say no led me into unpleasant terrain. Here's how I evolved to navigate these situations more fluidly.
Vitalik Buterin's...
Zmowa
over a year ago
Home on Erik...
Modeling conversion rates using Weibull and gamma distributions This is a blog post originally featured on the Better engineering blog. If you want to link to this...
over a year ago
2
over a year ago
This is a blog post originally featured on the Better engineering blog. If you want to link to this article or share it, please go to the original post URL! Separately, I'm sorry it's been so long with no posts on this blog.
Lighthouse Blog
Updates April 12
8 months ago
Vitalik Buterin's...
Updating my blog: a quick GPT chatbot coding experiment
over a year ago
Notes on software...
Surveying SQL parser libraries in a few high-level languages This is an external post of mine. Click here if you are not redirected.
over a year ago
lcamtuf’s thing
The marvelous disappearing capacitor The performance of photodiode amplifiers can be improved in a clever way.
2 weeks ago
Home on Erik...
ML+Hadoop at NYC Predictive Analytics I was just at the NYC Predictive Analytics meetup talking about how we build machine learning...
over a year ago
3
over a year ago
I was just at the NYC Predictive Analytics meetup talking about how we build machine learning algorithms using Hadoop to power music recommendations. Great meetup, where we had two speakers, me and Blake Shaw from Foursquare.
Louwrentius
Secure caching DNS server on Linux with DJBDNS The most commonly used DNS server software is ISC BIND, the "Berkeley Internet Name Daemon"....
over a year ago
3
over a year ago
The most commonly used DNS server software is ISC BIND, the "Berkeley Internet Name Daemon". However, this software has a bad security track record and is in my opinion a pain to configure. Mr. D.J. Bernstein developed "djbdns", which comes with a guarantee: if anyone finds a...
seangoedecke.com RSS...
Avoiding worry driven development Sofware dysfunction is more often motivated by anxiety, fear, worry and embarassment than it is by a...
over a year ago
2
over a year ago
Sofware dysfunction is more often motivated by anxiety, fear, worry and embarassment than it is by a lack of technical skill. Engineers…
Jonas Hietala
Speeding Ahead Life is slowly settling down over here. School has started with some pretty interesting stuff this...
over a year ago
3
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...
Old Vintage...
The Living Computers Museum finally isn't First off, apologies for a quiet month as I've been dealing with family matters which hopefully are...
5 months ago
77
5 months ago
First off, apologies for a quiet month as I've been dealing with family matters which hopefully are now on a better footing (more articles are in the hopper). Unfortunately, the same apparently can't be said for the once-great Living Computers Museum + Labs in Seattle,...
Neil Madden
API Security in Action is published! I wasn’t expecting it so quickly, so it caught me a little off guard, but API Security in Action is...
over a year ago
2
over a year ago
I wasn’t expecting it so quickly, so it caught me a little off guard, but API Security in Action is now finally published. PDF copies are available now, with printed copies shipping by the end of the month. Kindle/ePub take a little bit longer but should be out in a few weeks...
Christian Selig
Introducing Tiny Storage: a small, lightweight UserDefaults replacement Hey I'm a developer not an artist Following my last blog post about difficulties surrounding...
2 months ago
43
2 months ago
Hey I'm a developer not an artist Following my last blog post about difficulties surrounding UserDefaults and edge cases that lead to data loss (give it a read if you haven’t, it’s an important precursor to this post!), I wanted to build something small and lightweight that...
Home on Erik...
Pareto efficency Pareto efficiency is a useful concept I like to think about. It often comes up when you compare...
over a year ago
3
over a year ago
Pareto efficiency is a useful concept I like to think about. It often comes up when you compare items on multiple dimensions. Say you want to buy a new TV. To simplify it let's assume you only care about two factors: price and quality.
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
41
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...
Jonas Hietala
Writing a Pollen lexer in Pygments After writing a few blog posts about Pollen I started getting annoyed that I didn’t have syntax...
over a year ago
2
over a year ago
After writing a few blog posts about Pollen I started getting annoyed that I didn’t have syntax highlighting for the code snippets. So I did a bit of fooling around with Pygments, and it turns out writing a custom lexer isn’t that unreasonable, so here’s how I did it. Pollen...
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
3
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
Death to the Forum Well it was fun while it lasted, but now it’s gone and it’ll stay gone for a long time I think. It...
over a year ago
3
over a year ago
Well it was fun while it lasted, but now it’s gone and it’ll stay gone for a long time I think. It was mainly a test to see if I could do it and I’m really proud of my styling of it but it’s deader than in a grave, which isn’t really surprising, and it bothered me that I didn’t...
Vitalik Buterin's...
Some ways to use ZK-SNARKs for privacy
over a year ago
Neil Madden
Towards a standard for bearer token URLs In XSS doesn’t have to be Game Over, and earlier when discussing Can you ever (safely) include...
over a year ago
2
over a year ago
In XSS doesn’t have to be Game Over, and earlier when discussing Can you ever (safely) include credentials in a URL?, I raised the possibility of standardising a new URL scheme that safely allows encoding a bearer token into a URL. This makes it more convenient to use lots of...
Louwrentius
Benchmark results of Random I/O performance of different RAID levels Introduction I have performed some benchmarks to determine how different RAID levels perform when...
over a year ago
3
over a year ago
Introduction I have performed some benchmarks to determine how different RAID levels perform when handling a 100% random workload of 4K requests. This is a worst-case scenario for almost every storage subsystem. Normal day-to-day workloads may not be that harsh in a real-life...
./techtipsy
Oops, I published my drafts! Those of you who follow my blog using the RSS feed might have seen that new, incomplete posts popped...
10 months ago
81
10 months ago
Those of you who follow my blog using the RSS feed might have seen that new, incomplete posts popped up around the time I published my FOSDEM 2024 post. Oops. I recently tried looking for an alternative to writing blog posts in IntelliJ and out of all the options I stuck...
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
3
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....
Simply Explained
Securely access home network with Cloudflare Tunnel and WARP When Cloudflare announced that their Tunnel service would become free, I saw an opportunity to...
over a year ago
3
over a year ago
When Cloudflare announced that their Tunnel service would become free, I saw an opportunity to strengthen the security of my Home Assistant instance. Until now, I have been using Cloudflare's CDN to connect to my HA instance, but that required opening ports on my router and...
Home on Erik...
The mathematical principles of management I've read about 100 management books by now but if there's something that always bothered me it's...
over a year ago
2
over a year ago
I've read about 100 management books by now but if there's something that always bothered me it's the lack of first principles thinking. Basically it's a ton of heuristics. And heuristics are great, but when you present heuristics as true objectives, it kind of clouds the...
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
2
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...
Vitalik Buterin's...
The Limits to Blockchain Scalability
over a year ago
lcamtuf’s thing
Random objects: Intel Edison A glimpse of the missteps of x86 in the embedded world.
6 months ago
Lighthouse Blog
Overview of the reading view
6 months ago
Willem's Blog
Lessons from a takeaway plastic bag How we're tricked into repeated purchases replacing perfectly fine products just for the sake of...
over a year ago
Louwrentius
'Tool of the month: iftop - advanced bandwidth monitoring' The utility iftop allows you to monitor bandwidth usage. It is in some sense similar to tools like...
over a year ago
3
over a year ago
The utility iftop allows you to monitor bandwidth usage. It is in some sense similar to tools like iptraf, dstat and bwm-ng. Iftop is more special than those. Because iftop lets you monitor the speed of individual TCP / UDP connections. Basically, you will be able to determine...
Odds and Ends of...
Why we need seven bins It's time for some #binchat
6 days ago
./techtipsy
Overcoming hardware limitations: the time-to-sleep script As some of you might own, I’m still rocking a ThinkPad T430, a laptop model originally released in...
over a year ago
38
over a year ago
As some of you might own, I’m still rocking a ThinkPad T430, a laptop model originally released in 2012. It’s not the fastest laptop out there, but it is plenty fast for a number of tasks, even most software development work. I also try to keep my machines up to date and properly...
Home on Erik...
Scala Data Pipelines for Music Recommendations Chris Johnson‘s presentation from Data Day Texas:
over a year ago
Arduino Blog
This nature-inspired display reacts to ambient sounds We all need ways to calm down and relax, and few things are as effective as nature itself. Taking...
a week ago
13
a week ago
We all need ways to calm down and relax, and few things are as effective as nature itself. Taking inspiration from organic patterns and smooth, flowing waves, dzeng on Instructables has built an LED wall light that responds in real-time to the sounds within a room. The project...
Engineers Need Art
VPX Scripting - Part 2 (Linting) The second in a series of posts about scripting Visual Pinball tables.
8 months ago
GitButler
Why GitHub Actually Won How GitHub _actually_ became the dominant force it is today, from one of it's cofounders.
3 months ago
Good Enough
Fixing Things In 2009 I started doing something called "business travel." I bought a piece of dependable luggage:...
a year ago
2
a year ago
In 2009 I started doing something called "business travel." I bought a piece of dependable luggage: the Travelpro WalkAbout Lite 2 22" Rollaboard Suiter. The reality was that this wasn't proper business travel. First, it'd only be two or three round-trip flights a year. Second,...
anderegg.ca
Maybe Bluesky has “won” November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X....
a month ago
4
a month ago
November has sucked so far. One upside of the terrible nonsense is that more people are fleeing X. Many are choosing Bluesky. I’ve seen a bunch of takes about this recently, but I keep seeing things I disagree with. I figure that’s a good enough excuse to write more about this...
Vitalik Buterin's...
The different types of ZK-EVMs
over a year ago
Jonas Hietala
Dbot So I made a small irc bot in 294 characters in code-golfing language #1: Perl. Usage perl...
over a year ago
2
over a year ago
So I made a small irc bot in 294 characters in code-golfing language #1: Perl. Usage perl Dbot Commands .name - Echo the bots name .hello - Output “hello world!” .src - Dump the source code Code use IO::Socket;$s=IO::Socket::INET->new("158.38.8.251:6667");sub o{print$s...
Good Enough
You Complete Me When Good Enough was in its infancy as a truly American LLC (formed in Delaware and representing one...
2 weeks ago
5
2 weeks ago
When Good Enough was in its infancy as a truly American LLC (formed in Delaware and representing one or two people who were only semi-serious about a business), it was fun to play around with building websites. Shawn and I were truly just playing and exploring, more than anything...
Jonas Hietala
5 Years at Linköping's University I recently finished my master’s degree (civilingenjör or civil engineering) at Linköping’s...
over a year ago
3
over a year ago
I recently finished my master’s degree (civilingenjör or civil engineering) at Linköping’s University. At first it felt like 5 years would be an eternity, but in hindsight it was over in a flash. my gut feeling is that I haven’t learnt or done anything of note, except you know...
Jonas Hietala
Fun or Frustration? Ludum Dare 33 One of my goals this year was to participate in a Ludum Dare. I have cleared up my schedule,...
over a year ago
3
over a year ago
One of my goals this year was to participate in a Ludum Dare. I have cleared up my schedule, negotiated with my better half and everything is set up for epicness. At first the idea was to make a game in rust, even tough I basically haven’t used it in almost a year, but when I...
Vitalik Buterin's...
Review: museums of the future, Dubai and Tokyo
4 months ago
Jonas Hietala
2020 in review And so 2020 has come to an end. On a global scale it’s been quite a horrible year, and for me...
over a year ago
3
over a year ago
And so 2020 has come to an end. On a global scale it’s been quite a horrible year, and for me personally it’s been both good and bad. Luckily we haven’t been directly affected by COVID too much, but it’s still been very disruptive. Either way as I’ve done for years now it always...
csvbase blog
You can't just assume UTF-8 How to infer character encodings with statistics
7 months ago
Vitalik Buterin's...
STARKs, Part 3: Into the Weeds
over a year ago
Lighthouse Blog
Updates March 01
9 months ago
Matt Blewitt
Building a PostgreSQL Extension, Line by Line I’ve been working on a particular problem - how to offer logical replication for a very large number...
6 months ago
2
6 months ago
I’ve been working on a particular problem - how to offer logical replication for a very large number of Postgres databases, where I don’t have the ability (or capacity) to liaise with the users of the databases one-to-one. In order to mitigate some of the limitations, I wanted to...
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
2
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....
Notes on software...
Experimenting with column- and row-oriented datastructures This is an external post of mine. Click here if you are not redirected.
over a year ago
Jonas Hietala
Now we have a Forum In a burst of random energy I made a forum for madeoftree. Well okay I just made an awesome style...
over a year ago
3
over a year ago
In a burst of random energy I made a forum for madeoftree. Well okay I just made an awesome style for the awesome phpBB - the forum itself was up and running in say 10min and the rest of the latest days has been all about customizing. Now it’s finally kinda complete so here it is...
Applied Cartography
Migrating someone who's on Stripe Connect Express Most Stripe accounts on Substack are “Standard Connect”, which essentially means that: the author...
11 months ago
2
11 months ago
Most Stripe accounts on Substack are “Standard Connect”, which essentially means that: the author has full agency over their account and is the merchant of record; they can revoke OAuth access from Substack (or whomever) at any time; Substack continues to take that 10% as an...
Computer Ads from...
Huson Soft HuCAL Hudson creates business software for everyone.
11 months ago
Good Enough
Grassroots TLDNR: If you have an interest in Good Enough succeeding, we need your help! Telling friends,...
8 months ago
3
8 months ago
TLDNR: If you have an interest in Good Enough succeeding, we need your help! Telling friends, shouting on socials, and sharing links to our stuff with your favorite influencers–all of these things will help Good Enough succeed and continue making amazing stuff! As we’ve been...
Matt Blewitt
Regular Restarts Are Good, Actually Anecdotally, one of the more maligned features of the Heroku platform are the 24-hour limits on...
a month ago
4
a month ago
Anecdotally, one of the more maligned features of the Heroku platform are the 24-hour limits on compute units, known as “dynos”. This is actually a good thing, but very misunderstood.
Louwrentius
Visual representation of hard drives and their temperature If you build a NAS with many drives, it may be of interest to you which drives get hot and where...
over a year ago
3
over a year ago
If you build a NAS with many drives, it may be of interest to you which drives get hot and where they are located in the chassis. My Norco 4020 case has twenty drives in RAID 6, plus two operating system drives in RAID 1. I wrote a script that shows me the temperature of each...
Arduino Blog
This disturbing Halloween doll was brought to life with Bottango Halloween is popular for a lot of reasons and it is safe to say that “creative expression” is near...
a month ago
28
a month ago
Halloween is popular for a lot of reasons and it is safe to say that “creative expression” is near the top of the list. That extends beyond store-bought costumes and decorations to DIY projects. If you want an excuse to make something impractical, Halloween can provide that. And...
Neil Madden
XSS doesn’t have to be game over There’s a persistent belief among web security people that cross-site scripting (XSS) is a “game...
over a year ago
3
over a year ago
There’s a persistent belief among web security people that cross-site scripting (XSS) is a “game over” event for defence: there is no effective way to recover if an attacker can inject code into your site. Brian Campbell refers to this as “XSS Nihilism”, which is a great...
Christian Selig
My little Apple Vision Pro stand I want somewhere to put my Vision Pro when not in use. Many people use the original box, and there’s...
10 months ago
76
10 months ago
I want somewhere to put my Vision Pro when not in use. Many people use the original box, and there’s beautiful stands that exist out there, but I was looking for something more compact and vertical so it would take up less room on my desk. So I opened Fusion 360 (which I am still...