Full Width [alt+shift+f] Shortcuts [alt+shift+k]
Sign Up [alt+shift+s] Log In [alt+shift+l]
Top Categories > technology
#all #programming #technology #startups #history #life #science #literature #architecture #creative #design #finance #travel #comics #AI #indiehacker #cartography Muted Categories [alt+←][alt+→]
Notes on software...
Eight years of organizing tech meetups This is a collection of random personal experiences. So if you don't want to read everything, feel...
a year ago
18
a year ago
This is a collection of random personal experiences. So if you don't want to read everything, feel free to skip to the end for takeaways. I write because I'd like to see more high-quality meetups. And maybe my little bit of experience will help someone out. 2015: Philadelphia I...
./techtipsy
The simplicity of the modulo operator: how I scaled an inefficient solution on a legacy system Your service cannot process events fast enough during peak hours. There is no obvious quick and...
a year ago
101
a year ago
Your service cannot process events fast enough during peak hours. There is no obvious quick and dirty fix. Refactoring would take ages. People have been unhappy for a while now. What the hell do you do? Background I had the pleasure of working with a legacy backend system...
Lighthouse Blog
How to combine multiple RSS feeds in one view
a year ago
Arduino Blog
This unique electronic toy helps children learn their shapes It isn’t a secret that many kids find math to be boring and it is easy for them to develop an...
a week ago
14
a week ago
It isn’t a secret that many kids find math to be boring and it is easy for them to develop an attitude of “when am I ever going to use this?” But math is incredibly useful in the real world, from blue-collar machinists using trigonometry to quantum physicists unveiling the...
Notes on software...
Picking up volleyball in NYC with Goodrec and New York Urban I was so intimidated to go at first, but it is in fact easy and fun to start playing beginner...
6 months ago
64
6 months ago
I was so intimidated to go at first, but it is in fact easy and fun to start playing beginner volleyball in New York. The people are so friendly and welcoming that it has been easy to keep playing consistently every week since I started for the first time this August. It's been a...
Jonas Hietala
I'm writing a book: Why Cryptocurrencies? I decided to write a book. It’s called “Why Cryptocurrencies?” and I will be uploading chapters as I...
over a year ago
16
over a year ago
I decided to write a book. It’s called “Why Cryptocurrencies?” and I will be uploading chapters as I complete them. It’s available to read online for free. I’ve only uploaded the introductory parts but I’ve got a bunch more planned. Why write a book you ask? Well, why not? I...
Arduino Blog
This UNO R4 WiFi-controlled device streamlines a restaurant’s online order system Most successful restaurants operating today have to take advantage of online ordering, as a huge...
11 months ago
99
11 months ago
Most successful restaurants operating today have to take advantage of online ordering, as a huge chunk of customers have switched to takeout and delivery. But point-of-sale (POS) systems don’t always integrate well into a kitchen’s workflow and that can lead to missed orders —...
Willem's Blog
One year of cycling GPS recording an entire year of bike rides using Garmin and Strava.
over a year ago
Yazin Alirhayim
The best bank in Bahrain … is Meem Yes, that’s right. The best bank in Bahrain is … Meem. This nomination will be especially shocking...
over a year ago
29
over a year ago
Yes, that’s right. The best bank in Bahrain is … Meem. This nomination will be especially shocking to those of you that read my last post that ripped the Meem app to shreds. Criteria for ‘best bank’ My criteria for “best bank” isn’t the best user experience or customer support....
Applied Cartography
Incumbency Andrew Rea with an interesting and increasingly familiar take about how AI will disrupt...
a year ago
16
a year ago
Andrew Rea with an interesting and increasingly familiar take about how AI will disrupt software-focused private equity: Distribution and brand moats can protect your legacy products for a while (esp in enterprise) but eventually you get lapped by competitors with better...
Lighthouse Blog
Updates March 01
a year ago
Vitalik Buterin's...
Farklı ZK-EVM Türleri
over a year ago
Arduino Blog
This robotic kalimba plays melodies with an Arduino Nano With roots in Africa, the kalimba is a type of hand piano featuring an array of keys that are each...
9 months ago
56
9 months ago
With roots in Africa, the kalimba is a type of hand piano featuring an array of keys that are each tuned for a specific note, and upon plucking or striking one, a pleasant xylophone-like sound can be heard. Taking inspiration from his mini kalimba, Axel from the YouTube channel...
Arduino Blog
Ready for SPS Italia 2024? Ready for accessible industrial automation! Save the date on May 28th-30th, Arduino will be back at SPS Italia in Parma, showcasing how our...
a year ago
94
a year ago
Save the date on May 28th-30th, Arduino will be back at SPS Italia in Parma, showcasing how our open-source solutions are revolutionizing the industrial sector with high performance and accessibility. At Arduino’s booth #C020, hall 7, we’ll be presenting the latest additions to...
Vitalik Buterin's...
My techno-optimism
a year ago
Arduino Blog
Kickstart your tech journey, with the new Arduino Plug and Make Kit! Hey, creating an IoT device shouldn’t be rocket science. We believe technology is for everyone....
12 months ago
98
12 months ago
Hey, creating an IoT device shouldn’t be rocket science. We believe technology is for everyone. That’s why we’ve developed the whole new, beginner-friendly Plug and Make Kit – the easiest way to get started with Arduino!  Inside the box, you’ll find everything you need to create...
Louwrentius
Which file system for a large storage array under Linux? There are many file systems available under Linux, however only a few of them can be used for a...
over a year ago
16
over a year ago
There are many file systems available under Linux, however only a few of them can be used for a large storage array. I am assuming that you want to create a single file system. I don't care if you use LVM or other layers beneath, this is about which file system to use. I will...
Jordan’s Substack
Coming soon This is Jordan’s Substack.
7 months ago
computers are bad
2024-08-31 ipmi I am making steady progress towards moving the Computers Are Bad enterprise cloud to its new home,...
10 months ago
64
10 months ago
I am making steady progress towards moving the Computers Are Bad enterprise cloud to its new home, here in New Mexico. One of the steps in this process is, of course, purchasing a new server... the current Big Iron is getting rather old (probably about a decade!) and here in...
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
19
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...
Louwrentius
'Linux: show graphical layout of disk temperatures' graphic, representation To get a visual representation of hard drive temperatures, I wrote a...
over a year ago
13
over a year ago
graphic, representation To get a visual representation of hard drive temperatures, I wrote a small script. The output of this script looks like this: This output is tailored to the exact disk lay-out of my storage server. However, it is also usable for other servers. You have to...
Himanshu Mishra |...
Erotomania : An Unfortunate Tale “Hey Wake up! Wake up, for you are left with just 30 more minutes. You better sleep after this is...
over a year ago
10
over a year ago
“Hey Wake up! Wake up, for you are left with just 30 more minutes. You better sleep after this is over; rather that would be your only…
Computer Ads from...
Oberon International' Omni-Reader Audio Engineers announce a revolution in taking words from page to your computer
6 months ago
./techtipsy
The Fedora Linux starter pack: everything you need for a smooth experience I like Fedora Linux. It’s the Linux distro that stopped my habit of distro-hopping. Big deal? Ooh,...
8 months ago
97
8 months ago
I like Fedora Linux. It’s the Linux distro that stopped my habit of distro-hopping. Big deal? Ooh, big deal! It’s stable in day-to-day use, ships with up-to-date software, and the software selection is adequate out of the box. It also ships with a fresh Linux kernel version1,...
Jonas Hietala
Ugly and Slow Progress Ludum Dare is coming along… Slowly. The rust on me is probably so brown it’s nearly black. But I...
over a year ago
18
over a year ago
Ludum Dare is coming along… Slowly. The rust on me is probably so brown it’s nearly black. But I have an idea and it might be good, all I need to do is execute it. Right? Programmer graphics coming to take you away! Anyway it’s going to be a risk-like game with a twist: you can...
Electronics etc…
Tesla’s FSD - First and Last Impressions TLDR: It’s a useless technology demo. Introduction Rules of Engagement Test Ride 1: from Kings Beach...
a year ago
160
a year ago
TLDR: It’s a useless technology demo. Introduction Rules of Engagement Test Ride 1: from Kings Beach to Truckee (11 miles) Test Ride 2: I-80 from Truckee to Blue Canyon (36 miles) Test Ride 3: from West-Valley College to I-85 Entrance (1 mile) Conclusion Introduction In the past...
Simply Explained
ESP32: Tips to increase battery life Running an ESP32 on a battery is a tricky operation. The chip is a powerhouse, and with power comes...
over a year ago
36
over a year ago
Running an ESP32 on a battery is a tricky operation. The chip is a powerhouse, and with power comes great responsibility. In this post, I’ll outline how I got an ESP32 to run for over 15 weeks (and counting) on a single 1000mAh battery.
Vitalik Buterin's...
Christmas Special
over a year ago
Jonas Hietala
Doing some online Personality tests For some reason I’ve done a couple of personality tests the last month, mostly to satisfy my own...
over a year ago
18
over a year ago
For some reason I’ve done a couple of personality tests the last month, mostly to satisfy my own curiosity. The Braverman Test Inspired by Charles Poliquin’s visit on The Tim Ferriss Show I tried out the Braverman test to determine my neurotransmitter type. The point Charles...
Home on Erik...
Momentum strategies Haven't posted anything in ages, so here's a quick hack I threw together in Python on a Sunday...
over a year ago
15
over a year ago
Haven't posted anything in ages, so here's a quick hack I threw together in Python on a Sunday night. Basically I wanted to know whether momentum strategies work well for international stock indexes. I spent a bit of time putting together a strategy that buys the stock index if...
Home on Erik...
Annoy Annoy is a simple package to find approximate nearest neighbors (ANN) that I just put on Github. I'm...
over a year ago
18
over a year ago
Annoy is a simple package to find approximate nearest neighbors (ANN) that I just put on Github. I'm not trying to compete with existing packages, but Annoy has a couple of features that makes it pretty useful.
Notes on software...
Writing a lisp compiler from scratch in JavaScript: 1. lisp to assembly Next in compiler basics: 2. user-defined functions and variables 3. LLVM 4. LLVM...
over a year ago
16
over a year ago
Next in compiler basics: 2. user-defined functions and variables 3. LLVM 4. LLVM conditionals and compiling fibonacci 5. LLVM system calls 6. an x86 upgrade In this post we'll write a simple compiler in Javascript (on Node) without any third-party libraries....
Matt Mullenweg
What’s in My Bag, 2025 It’s another year, I have ordered all the things and tested all the cables, there’s a little bit...
5 months ago
72
5 months ago
It’s another year, I have ordered all the things and tested all the cables, there’s a little bit about tech and a little bit about life. Here’s what made the cut, now I’m going to be factoring in weight of everything as well. The flat-lay this year was taken at my sister...
Arduino Blog
On-body LEDs help this guitar rock harder You don’t go to watch a band play live for the audio quality — most venues are atrocious in that...
a year ago
66
a year ago
You don’t go to watch a band play live for the audio quality — most venues are atrocious in that regard. No, you go to enjoy the show as a whole and that includes the visuals. The more a band can do to make the performance look exciting, the more you’re going to enjoy it. […] The...
Birchtree
“Retina” is not a static PPI I’m just going to keep posting about this every few months because people keep getting “retina”...
3 months ago
33
3 months ago
I’m just going to keep posting about this every few months because people keep getting “retina” wrong. According to this YouTube video that was recommended to me today, retina on desktop monitors is exactly 218ppi (pixels per inch). Now of course the iPhone 4, which was
Jonas Hietala
An Elixir based payment processor for the Coinparty hackathon Bitcoin Unlimited is hosting a Bitcoin Cash hackathon this December and it seemed like a good...
over a year ago
15
over a year ago
Bitcoin Unlimited is hosting a Bitcoin Cash hackathon this December and it seemed like a good opportunity for me to explore how to program against Bitcoin Cash, and it gives me an excuse to build something real with Phoenix and Elixir. (While an event like this might help combat...
Arduino Blog
The Swervebot is an omnidirectional robot that combines LEGO and 3D-printed parts Robotic vehicles can have a wide variety of drive mechanisms that range from a simple tricycle setup...
5 months ago
43
5 months ago
Robotic vehicles can have a wide variety of drive mechanisms that range from a simple tricycle setup all the way to crawling legs. Alex Le’s project leverages the reliability of LEGO blocks with the customizability of 3D-printed pieces to create a highly mobile omnidirectional...
Notes on software...
Writing a simple JSON path parser Let's say we want to implement a simple list filtering language so we can enter a.b = 12 and return...
over a year ago
18
over a year ago
Let's say we want to implement a simple list filtering language so we can enter a.b = 12 and return only results in a list where the a column is an object that contains a field b that is set to the value 12. What would a filter(jsonPath, equals, listOfObjects) function...
Posts on Made of...
A Cursed Bug In my day job at Anthropic, we run relatively large distributed systems to train large language...
over a year ago
15
over a year ago
In my day job at Anthropic, we run relatively large distributed systems to train large language models. One of the joys of using a lot of computing resources, especially on somewhat niche software stacks, is that you spend a lot of time running into the long-tail of bugs which...
watchTowr Labs
Bypassing Authentication Like It’s The ‘90s - Pre-Auth RCE Chain(s) in Kentico Xperience CMS I recently joined watchTowr, and it is, therefore, time - time for my first watchTowr Labs blogpost,...
3 months ago
32
3 months ago
I recently joined watchTowr, and it is, therefore, time - time for my first watchTowr Labs blogpost, previously teased in a tweet of a pre-auth RCE chain affecting some ‘unknown software’. Joining the team, I wanted to maintain the trail of destruction left by the watchTowr Labs...
Notes on software...
We put a distributed database in the browser – and made a game of it This is an external post of mine. Click here if you are not redirected.
over a year ago
Notes on software...
Make your own way Over the years, I have repeatedly felt like I missed the timing for a meetup or an IRC group or...
a year ago
15
a year ago
Over the years, I have repeatedly felt like I missed the timing for a meetup or an IRC group or social media in general. I'd go to a meetup every so often but I'd never make a meaningful connection with people, whereas everyone else knew each other. I'd join an IRC group and...
Notes on software...
Two books I recommend to developers Originally published on February 1, 2021. The original version included two books I don't think...
over a year ago
15
over a year ago
Originally published on February 1, 2021. The original version included two books I don't think are actually so worthwhile. This list is down to two. I think that's a good thing actually. These are the books I recommend to developers wanting to improve their skills as...
computers are bad
2024-03-17 wilhelm haller and photocopier accounting In the 1450s, German inventor Johannes Gutenburg designed the movable-type printing press, the first...
a year ago
120
a year ago
In the 1450s, German inventor Johannes Gutenburg designed the movable-type printing press, the first practical method of mass-duplicating text. After various other projects, he applied his press to the production of the Bible, yielding over one hundred copies of a text that...
Ken Shirriff's blog
The Pentium as a Navajo weaving Hurrying through the National Gallery of Art five minutes before closing, I passed a Navajo weaving...
10 months ago
19
10 months ago
Hurrying through the National Gallery of Art five minutes before closing, I passed a Navajo weaving with a complex abstract pattern. Suddenly, I realized the pattern was strangely familiar, so I stopped and looked closely. The design turned out to be an image of Intel's Pentium...
Opsbros
Debug Header After watching a livestream by UnexpectedMaker struggling to put probe pins on his Stepper Motor...
over a year ago
25
over a year ago
After watching a livestream by UnexpectedMaker struggling to put probe pins on his Stepper Motor driver connected to a Raspberry Pi, I thought a breakout header might help; so I whipped up this little board.
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
23
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.
Birchtree
On the "streaming is more expensive than cable" complaint A social media post flew by today where someone was complaining that they stopped paying $180 for...
2 months ago
35
2 months ago
A social media post flew by today where someone was complaining that they stopped paying $180 for cable and now they're paying $200 for streaming apps. I see this sort of complaint a lot, and I find myself feeling like I'm taking crazy pills whenever I
Elevation Lab - Blog
Introducing QuickDraw This may be the best product we've ever designed. Existing cord organizers sit at the back or edge...
over a year ago
14
over a year ago
This may be the best product we've ever designed. Existing cord organizers sit at the back or edge of your desk and create a mountain of clutter. Using them requires reaching for the cord you want and pulling it across your desk. To put it back, you have to flip the the cord...
Abishek Muthian
Time-constrained person Time is a human constructfor now, integral to both personal life and the well being of the society...
over a year ago
13
over a year ago
Time is a human constructfor now, integral to both personal life and the well being of the society at large. From waking up to the alarm in the morning to going to sleep on time so we could wake up to that alarm, We've come with average amount of time to do all tasks. If suddenly...
Abort Retry Fail
Housekeeping for 20240701 Another correction
a year ago
Style over Substance
CANARY Corrugated Cardboard Cutter The CANARY corrugated cardboard cutter is definitely in my top 10 list of most useful purchases...
over a year ago
109
over a year ago
The CANARY corrugated cardboard cutter is definitely in my top 10 list of most useful purchases ever. During the COVID-19 lockdowns, we all started shopping online a lot more. The number of cardboard boxes in our house basically quadrupled overnight and cutting them down to size...
Construction Physics
Does All Semiconductor Manufacturing Depend on Spruce Pine Quartz? Here’s an idea you see spreading across the internet every so often: that all semiconductor and...
8 months ago
61
8 months ago
Here’s an idea you see spreading across the internet every so often: that all semiconductor and solar PV manufacturing depends on extremely pure quartz from the town of Spruce Pine, North Carolina.
Posts on Made of...
Two Perspectives on the End-to-End Principle Back when I was an undergraduate, as part of a class called “Computer Systems Engineering”, we read...
over a year ago
18
over a year ago
Back when I was an undergraduate, as part of a class called “Computer Systems Engineering”, we read numerous classic papers of systems design. I enjoyed and learned a great deal from many of these papers, but one that paper that has stuck with me in particular was Saltzer et al’s...
Never Met a Science
Do Echo Chambers Cause Echo Chambers? Towards poetic validity
11 months ago
Abishek Muthian
Migrating PostgreSQL To SQLite I'm migrating a project from PostgreSQL to SQLite. There's nothing wrong with PostgreSQL, It's the...
over a year ago
15
over a year ago
I'm migrating a project from PostgreSQL to SQLite. There's nothing wrong with PostgreSQL, It's the best RDBMS; period. I'm just building a product where the benefits of the portability, performance seem to outweigh the quirks of SQLite; At-least that's what I think. Btw, I learnt...
latest projects -...
Turbine Transport Transformer [Concept] Transforming turbine transport
2 weeks ago
Electronics etc…
A Tektronix TDS 684B Oscilloscope Uses CCD Analog Memory Introduction The TDS600 Series The Acquisition Board Measuring Along the Signal Path A Closer Look...
2 months ago
24
2 months ago
Introduction The TDS600 Series The Acquisition Board Measuring Along the Signal Path A Closer Look at the Noise Issue Conclusion Introduction I have a Tektronix TDS 684B oscilloscope that I bought cheaply at an auction. It has 4 channels, 1 GHz of BW and a sample rate of 5...
Abort Retry Fail
The Tandy Corporation, Part 1 From leather shoe bits to the TRS-80
a month ago
Louwrentius
HighPoint RocketRAID and staggered spinup with Samsung F1 I have experienced problems using a HighPoint RocketRaid 2320 and 2340 when they are using...
over a year ago
14
over a year ago
I have experienced problems using a HighPoint RocketRaid 2320 and 2340 when they are using 'staggered spinup' in combination with Samsung Spinpoint F1, 1 (one) terrabyte disks. The problem is that the F1 disks spinup very slowly and often seem to 'hang' while making ticking...
Jonas Hietala
Let's build a VORON: Filters I can print, but the printer is missing a very important thing that I alluded to in the previous...
a year ago
30
a year ago
I can print, but the printer is missing a very important thing that I alluded to in the previous post: filtering dangerous particles and fumes. This is mostly covered by the kit, but I was missing some parts from the print it forward and the kit didn’t include a HEPA...
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
18
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...
noahbuscher.com
Create a Markdown Portfolio with Next.js So you've set out to create a new portfolio for yourself. You start gathering inspiration from...
over a year ago
18
over a year ago
So you've set out to create a new portfolio for yourself. You start gathering inspiration from platforms like Godly and Minimal Gallery, draw some rectangles in Figma, and open your text editor. You pause. There's thousands of ways to build your website, how do you decide which...
Arduino Blog
You can now work in collaboration in Arduino Cloud In today’s busy world, getting students or engineers to work together is key to tackling complex IoT...
9 months ago
74
9 months ago
In today’s busy world, getting students or engineers to work together is key to tackling complex IoT projects. Traditional code sharing and editing methods, like using offline IDEs or swapping files manually, often slow down projects and lead to mistakes. This can be a hassle and...
Jonas Hietala
Ludum Dare 22 Here I Come The time has finally come. After more than three hours of exam writing, and almost double spent on...
over a year ago
18
over a year ago
The time has finally come. After more than three hours of exam writing, and almost double spent on studying for it, I am now ready to declare my entry into Ludum Dare 22! I’ve been away far too long, with my entries for the 17th and the 20th dare being almost a century away, the...
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
14
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...
Notes on software...
Minimal downtime Postgres major version upgrades with EDB Postgres Distributed This is an external post of mine. Click here if you are not redirected.
4 months ago
Vitalik Buterin's...
[Mirror] A Proof of Stake Design Philosophy
over a year ago
The New Oil
Nowhere to Go When The Sky is the Limit
2 months ago
Arduino Blog
Boring rice cooker becomes uruchimai powerhouse Rice cookers are staple appliances in about half of the world and basic models are very affordable....
11 months ago
95
11 months ago
Rice cookers are staple appliances in about half of the world and basic models are very affordable. But those are simple machines that are about as “dumb” as electric kettles. The result is often rice that has been sitting in the warming stage for too long, making the bottom...
Jonas Hietala
Food vacation in Japan Me and my friend spent 2 weeks in Japan and had a great time. I wasn’t planning on taking a lot of...
over a year ago
16
over a year ago
Me and my friend spent 2 weeks in Japan and had a great time. I wasn’t planning on taking a lot of pictures, but I ended up sending a bunch back home as a ways of keeping my family up to date. When I look back most of them are about food… So I’ll turn this into a post about the...
Abishek Muthian
Postmortem of Butt Mover I suffer from chronic lower back pain, Since I don't consume opioids I find exercises 1 to be the...
over a year ago
18
over a year ago
I suffer from chronic lower back pain, Since I don't consume opioids I find exercises 1 to be the best pain management technique. In addition to the specific exercises for managing back pain, Not sitting for long durations seems to be the key factor for me to not trigger the back...
Abishek Muthian
Terms and Conditions The legal terms mentioned here covers abishekmuthian.com and products which explicitly link to this...
4 months ago
27
4 months ago
The legal terms mentioned here covers abishekmuthian.com and products which explicitly link to this legal page. For legal terms of my individual products please refer to the legal section on their respective websites. Terms Cancellation If you have monthly payment subscription to...
Ken Shirriff's blog
Pi in the Pentium: reverse-engineering the constants in its floating-point unit Intel released the powerful Pentium processor in 1993, establishing a long-running brand of...
6 months ago
69
6 months ago
Intel released the powerful Pentium processor in 1993, establishing a long-running brand of high-performance processors.1 The Pentium includes a floating-point unit that can rapidly compute functions such as sines, cosines, logarithms, and exponentials. But how does the Pentium...
Louwrentius
Achieving 450 MB/s network file transfers using Linux Bonding Linux Bonding In this article I'd like to show the results of using regular 1 Gigabit network...
over a year ago
33
over a year ago
Linux Bonding In this article I'd like to show the results of using regular 1 Gigabit network connections to achieve 450 MB/s file transfers over NFS. I'm again using Linux interface bonding for this purpose. Linux interface bonding can be used to create a virtual network...
Home on Erik...
Are data sets the new server rooms? This blog post Data sets are the new server rooms makes the point that a bunch of companies raise a...
over a year ago
17
over a year ago
This blog post Data sets are the new server rooms makes the point that a bunch of companies raise a ton of money to go get really proprietary awesome data as a competitive moat. Because once you have the data, you can build a better product, and no one can copy it (at least not...
Louwrentius
8 TB RAID 6 Linux software RAID using EXT4 Mobo: Asus P5Q-EM DO ( 6x sata) CPU: Core 2 Duo E7400 RAM: 4 GB Controller; HighPoint RocketRAID...
over a year ago
12
over a year ago
Mobo: Asus P5Q-EM DO ( 6x sata) CPU: Core 2 Duo E7400 RAM: 4 GB Controller; HighPoint RocketRAID 2314 (16x poorten) PSU: CooMas Silent Pro M 600W ATX2 (definitely not overkill) HD: Samsung 1 TB SAT2 HD103UJ (10x) OS: Debian Lenny with custom kernel (backported) FS: EXT4 RAID...
Louwrentius
Understanding the Ubuntu 20.04 LTS Server Autoinstaller Introduction Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation...
over a year ago
21
over a year ago
Introduction Ubuntu Server version 18.04 LTS uses the debian-installer (d-i) for the installation process. This includes support for 'preseeding' to create unattended (automated) installations of ubuntu. the debian installer With the introduction of Ubuntu Server 20.04 'Focal...
Posts on Made of...
Why scons is cool I’ve recently started playing with scons a little for some small personal projects. It’s not...
over a year ago
16
over a year ago
I’ve recently started playing with scons a little for some small personal projects. It’s not perfect, but I’ve rapidly come to the conclusion that it’s a probably far better choice than make in many cases. The main exceptions would be cases where you need to integrate into legacy...
Krebs on Security
Funding Expires for Key Cyber Vulnerability Database A critical resource that cybersecurity professionals worldwide rely on to identify, mitigate and fix...
2 months ago
28
2 months ago
A critical resource that cybersecurity professionals worldwide rely on to identify, mitigate and fix security vulnerabilities in software and hardware is in danger of breaking down. The federally funded, non-profit research and development organization MITRE warned today that its...
Vitalik Buterin's...
Situazioni di collusione
over a year ago
Odds and Ends of...
Odds and Ends #42: An Elizabeth Line extension, some mad planning law nonsense, and the world's most... Your regular round-up of interesting links
7 months ago
Louwrentius
How to run Debian Linux on an Intel based Mac Mini The Mac Mini is just a gorgeous device. It is beautiful, small, silent, powerfull yet energy...
over a year ago
14
over a year ago
The Mac Mini is just a gorgeous device. It is beautiful, small, silent, powerfull yet energy efficient. When idle, it uses around 20 watts. I'm using one of the first Intel-based Minis with an Intel Core Duo chip, running at 1.6 Ghz. I want to use this mini as an expensive router...
Greater Still by...
Talking to the Protocol An exploration into a new communication layer. By Gaby Goldberg & Sophie Fujiwara
over a year ago
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
18
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!
Jonas Hietala
The Top Idea Recently I’ve been having a dozen ideas and projects I’ve been poking around with: I wrote a simple...
over a year ago
17
over a year ago
Recently I’ve been having a dozen ideas and projects I’ve been poking around with: I wrote a simple lua, later perl, which announced when a new day9 episode has come. Later I expanded it to search for new manga episodes, but now it’s broken and unfinished. In an attempt to learn...
Elevation Lab - Blog
Introducing NightPad Wireless Charger NightPad has no LEDs, so it won't light up your room. This was a frustration we had with other...
over a year ago
12
over a year ago
NightPad has no LEDs, so it won't light up your room. This was a frustration we had with other wireless chargers - which I covered with electrical tape. So in designing this one, the first thing we did was remove the light. NightPad charges iPhone 50% faster than standard Qi...
Jonas Hietala
My Dream Game: The RTS Even if there are a million great games there’s one that has a very special place in my heart:...
over a year ago
13
over a year ago
Even if there are a million great games there’s one that has a very special place in my heart: Supreme Commander. It’s not the game I’ve played the most and there might even be games which are better and more fun but supcom was the game that introduced me to competitive gaming...
Arduino Blog
This Flip-Pelt wearable concept enables ultra-fast thermal feedback in VR Wouldn’t it be great if, while playing a virtual reality game, you could feel the heat of a fire on...
8 months ago
47
8 months ago
Wouldn’t it be great if, while playing a virtual reality game, you could feel the heat of a fire on your arm? Or the cold of chilly water? Engineers around the world have been trying to make that happen, but there is a big problem: temperature changes are slow. The immersive...
Construction Physics
How Good Are American Roads? We’re in an era where US infrastructure is getting a lot of attention.
7 months ago
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
15
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.
Vitalik Buterin's...
Verkle trees
over a year ago
Never Met a Science
For-Profit Academic Publishers Love LLM Garbage Springer Nature CEOs say: Hooray for Open Access!!
8 months ago
Home on Erik...
Approximate nearest news As you may know, one of my (very geeky) interests is Approximate nearest neigbor methods, and I'm...
over a year ago
17
over a year ago
As you may know, one of my (very geeky) interests is Approximate nearest neigbor methods, and I'm the author of a Python package called Annoy. I've also built a benchmark suite called ann-benchmarks to compare different packages.
Louwrentius
Linux Software RAID benchmarking script Just a small post. To benchmark your Linux software RAID array as setup with MDADM, please use...
over a year ago
17
over a year ago
Just a small post. To benchmark your Linux software RAID array as setup with MDADM, please use my new benchmark script. I used this script to create these results. You may need to configure some values within the header of this file to make it fit your enviroment. ...
Jonas Hietala
The Chronicles of Bim: The 100 Fake Afros Aaah feels good having a game ready after the last month’s failure! This time it’s a small...
over a year ago
16
over a year ago
Aaah feels good having a game ready after the last month’s failure! This time it’s a small shooter. The Chronicles of Bim: The 100 Fake Afro Bullet masher - can you keep up with 100 enemies at the screen? Instruction W: up Credits Music: The Last Prophecy - Matthew Le Blanc...
Arduino Blog
Using an Arduino Nicla Vision as a drone flight controller Drone flight controllers do so much more than simply receive signals and tell the drone which way to...
a month ago
16
a month ago
Drone flight controllers do so much more than simply receive signals and tell the drone which way to move. They’re responsible for constantly tweaking the motor speeds in order to maintain stable flight, even with shifting winds and other unpredictable factors. For that reason,...
Birchtree
The "essential" iPhone Today marks day 13 of using the iPhone 16e as my primary phone, and after this review goes live,...
3 months ago
27
3 months ago
Today marks day 13 of using the iPhone 16e as my primary phone, and after this review goes live, I'll be moving my eSIM back to the 16 Pro that I use day to day. I intended to use this phone for a month before going back to
Willem's Blog
Developing a native iOS app How hard can it be to build your own cycling and running workout tracker app using native code with...
a year ago
19
a year ago
How hard can it be to build your own cycling and running workout tracker app using native code with some help from AI? Read along to find out!
Abishek Muthian
Resurrecting Nexus 6P from bootloop of death Nexus Before the Pixel there was Nexus, smartphones and tablets to showcase the latest in android...
over a year ago
15
over a year ago
Nexus Before the Pixel there was Nexus, smartphones and tablets to showcase the latest in android with the brand of the manufacturer. They packed in latest android version with top end specifications and pathetic camera (processed image/video) quality; no wonder they didn't take...
Birchtree
The urge that comes with power Nilay Patel on this week's The Vergecast: You can just see that they picked the finances over the...
2 months ago
9
2 months ago
Nilay Patel on this week's The Vergecast: You can just see that they picked the finances over the product over and over again. And if they had just figured out a way to make in-app purchases worth more to developers than leaving the ecosystem, developers, I think, would
Ken Shirriff's blog
Inside the Intel 386 processor die: the clock circuit Processors are driven by a clock, which controls the timing of each step inside the chip. In this...
a year ago
18
a year ago
Processors are driven by a clock, which controls the timing of each step inside the chip. In this blog post, I'll examine the clock-generation circuitry inside the Intel 386 processor. Earlier processors such as the 8086 (1978) were simpler, using two clock phases internally. The...
Louwrentius
Calculating EXT2 EXT3 EXT4 stride size when using RAID When formatting a RAID device with an EXT filesystem, it is always advised to specify a stride size....
over a year ago
16
over a year ago
When formatting a RAID device with an EXT filesystem, it is always advised to specify a stride size. The format utility will take this stride size into account when formatting a device. The stride size is the number you get when you divide the 'chunck' size, as specified with...
Himanshu Mishra |...
Quick guide to git and github (Part 1) Before we start, make sure you have an account on GitHub. Go to https://github.com. Pick a username,...
over a year ago
13
over a year ago
Before we start, make sure you have an account on GitHub. Go to https://github.com. Pick a username, enter your email id and choose a…
Home on Erik...
Scala Data Pipelines for Music Recommendations Chris Johnson‘s presentation from Data Day Texas:
over a year ago
Notes on software...
Effective unemployment and social media Being unemployed can be incredibly depressing. So much rejection. Everything seems to be out of your...
8 months ago
21
8 months ago
Being unemployed can be incredibly depressing. So much rejection. Everything seems to be out of your control. Everything except for one thing: what you produce. You might know that repeatedly posting on social media that you are looking for work is ineffective. That it looks (or...
Applied Cartography
Hidden settings are for cowards At Stripe, we had two abstractions for branching logic in production: flags, which were meant to be...
7 months ago
33
7 months ago
At Stripe, we had two abstractions for branching logic in production: flags, which were meant to be explicitly temporal (temporarily split-testing traffic; rolling out a new feature or code path; exposing a specific path for a cohort of users during a closed beta) and gates,...
Vitalik Buterin's...
On Nathan Schneider on the limits of cryptoeconomics
over a year ago
somenice
August Photo Highlights
10 months ago
Jonas Hietala
November Theme: Art Game Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t...
over a year ago
15
over a year ago
Back over at The Experimental Gameplay Project a new theme has come up. My last three themes haven’t been “my” themes: I’ve been following their lead and their themes and this month is no exception. This months’ apparently a big theme - Art. It’s even a collaboration with a big...
GitButler
GitButler for Windows The GitButler client is now available natively on Windows.
a year ago
Louwrentius
'Tip of the day: Scrolling in GNU screen' Just the answer: By default, on Debian, the scroll back buffer is about 1K lines. This can...
over a year ago
15
over a year ago
Just the answer: By default, on Debian, the scroll back buffer is about 1K lines. This can be changed in the .screenrc file in your home directory. The following example sets the scroll back buffer to 5K lines. defscrollback 5000 Set the scroll back buffer on the fly with: First...
Lighthouse Blog
Improvements and fixes: December 2024
6 months ago
Vitalik Buterin's...
Review of Gitcoin Quadratic Funding Round 3
over a year ago
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
Opsbros
Nokia 5110 - Back from the dead. Part 1: Nostalgia I loved my Nokia 5110 and I wonder if it was possible to breathe new life into this long-shelved and...
over a year ago
63
over a year ago
I loved my Nokia 5110 and I wonder if it was possible to breathe new life into this long-shelved and still-memed mobile phone. As it turns out, not only is it possible, but it's going to be a lot easier than I anticipated.
Louwrentius
Howto get the hard disk size under Linux? A: There is no single tool for this job, but it seems that Fdisk is just fine: server:~# fdisk -l 2>...
over a year ago
13
over a year ago
A: There is no single tool for this job, but it seems that Fdisk is just fine: server:~# fdisk -l 2> /dev/null | grep Disk | grep -v identifier Disk /dev/sda: 500.0 GB, 500028145664 bytes Disk /dev/sdb: 500.0 GB, 500028145664 bytes Disk /dev/sdc: 1000.1 GB, 1000123400192...
Vitalik Buterin's...
The promise and challenges of crypto + AI applications
a year ago
Jonas Hietala
2013 Read Books I actually read more books in 2013 than in 2012. In a somewhat unorganized list: Fiction Livet...
over a year ago
13
over a year ago
I actually read more books in 2013 than in 2012. In a somewhat unorganized list: Fiction Livet Deluxe - Jens Lapidius Escape from camp 14 - Blaine Harden Wonderful. A great book. Edge - Jeffery Deaver Dollar - Lee Child Gisslan - Lee Child Bränd - Lee Child Besökaren - Lee...
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
16
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...
Louwrentius
FFmpeg performance on a Core i7 920 @ 3.6 Ghz The system i'm running is a Core i7 920 @ 3.6 Ghz. I am transcoding a DVD (Grave Of The Fire Flies)...
over a year ago
14
over a year ago
The system i'm running is a Core i7 920 @ 3.6 Ghz. I am transcoding a DVD (Grave Of The Fire Flies) to iPod format (640x480 x264). Thread support is enabled, to FFmpeg uses about 250% CPU. That's 2.5 of the 4 cores available. If possible, I would have liked to see it use all four...
Jorge Arango
Humanities Crash Course Week 8: Ancient Egypt Week 8 of my humanities crash course focused on ancient Egypt with musical excursions to modern...
4 months ago
31
4 months ago
Week 8 of my humanities crash course focused on ancient Egypt with musical excursions to modern North Africa. I also finally saw an astonishing opera I’d heard countless times but had never seen. The internet delivers! Readings Rather than a specific text, like the Odyssey or the...
Matt Blewitt
Software Sprezzatura Sprezzatura is “a certain nonchalance, so as to conceal all art and make whatever one does or says...
over a year ago
18
over a year ago
Sprezzatura is “a certain nonchalance, so as to conceal all art and make whatever one does or says appear to be without effort and almost without any thought about it”, coined by Castiglione in 1528’s The Book of the Courtier.
Computer Ads from...
Comics from 1977/07 Issue of ROM Only two, so read them slowly
3 weeks ago
latest projects -...
LED Industrial Piercing [Hardware] Illuminated circuit inside a hypodermic
a year ago
Birchtree
+ A bicycle for the mind is good. Is a motorbike too much? When is the computer doing too much for you? Has our line for this moved over time?
2 months ago
Jonas Hietala
Let's build a VORON: Bed & electronics I’ve made a lot of progress on my VORON. Electronics and other stuff are installed to the degree...
a year ago
23
a year ago
I’ve made a lot of progress on my VORON. Electronics and other stuff are installed to the degree that I’ve begun wiring, but I’m going to separate the wiring into it’s own post. This will be a short post about bed preparation and installing electronics components. Feedback from...
Buck on Software
Category velocity People make decisions, not businesses.
over a year ago
Jonas Hietala
The T-34/2 keyboard layout The T-34/2 layout. QMK Heatmap Generator, with all layers and combos. It’s been 6 months since my...
over a year ago
15
over a year ago
The T-34/2 layout. QMK Heatmap Generator, with all layers and combos. It’s been 6 months since my last update on the T-34 keyboard layout, and I’ve made some changes I’d like to document here. As seen in the heatmap above, the layout seems quite decent. There’s still an issue...
Engineers Need Art
VPX Scripting - Part 1 (Teacher's Pet) The first in a series of posts about scripting Visual Pinball tables.
a year ago
Louwrentius
Don't be afraid of RAID Introduction I sense this sentiment on the internet that RAID is dangerous, that the likelihood of...
over a year ago
21
over a year ago
Introduction I sense this sentiment on the internet that RAID is dangerous, that the likelihood of your RAID array failing during a rebuild is almost a certainty, because hard drives have become so large. I think nothing is further from the truth and I would like to dispel this...
Himanshu Mishra |...
Oh, Today is Diwali? Happy Diwali ! "First brush your teeth, then touch anything," Mommy used to say whenever I tried to sneak in to the...
over a year ago
11
over a year ago
"First brush your teeth, then touch anything," Mommy used to say whenever I tried to sneak in to the kitchen for the Diwali sweets. Today…
Christian Selig
A slept on upscaling tool for macOS I uploaded YouTube videos from time to time, and a fun comment I often get is “Whoa, this is in...
a week ago
16
a week ago
I uploaded YouTube videos from time to time, and a fun comment I often get is “Whoa, this is in 8K!”. Even better, I’ve had comments from the like, seven people with 8K TVs that the video looks awesome on their TV. And you guessed it, I don’t record my videos in 8K! I record them...
Krebs on Security
DOGE to Fired CISA Staff: Email Us Your Personal Data A message posted on Monday to the homepage of the U.S. Cybersecurity & Infrastructure Security...
3 months ago
35
3 months ago
A message posted on Monday to the homepage of the U.S. Cybersecurity & Infrastructure Security Agency (CISA) is the latest exhibit in the Trump administration's continued disregard for basic cybersecurity protections. The message instructed recently-fired CISA employees to get in...
Jorge Arango
What’s the Object of Information Architecture? Ironically, information architects haven’t explained how we create value in terms most people...
6 months ago
25
6 months ago
Ironically, information architects haven’t explained how we create value in terms most people understand. If I tell someone at a party that I’m an IA, they won’t know what I do. It’s a problem: if others don’t understand how we can help, they won’t hire us. The main challenge is...
Computer Ads from...
Bomb Squad Peripherals' BLOWGUN It Could Have Been a Lot Worse - His Data is BLOWGUN Protected!
a year ago
Arduino Blog
This Beyblade battlebot is like a whirling dervish of destruction Battlebots are fascinating, because their builders always manage to come up with unique new ways of...
5 hours ago
2
5 hours ago
Battlebots are fascinating, because their builders always manage to come up with unique new ways of destroying opponents while avoiding damage at the same time. Like any good sport, it involves metagaming to develop a strategy based on expected opponent strategies. Ari’s strategy...
Abishek Muthian
Backup PostgreSQL to cloud This post will help you with easy, cost-effective and secure way to backup your PostgreSQL database...
over a year ago
12
over a year ago
This post will help you with easy, cost-effective and secure way to backup your PostgreSQL database to cloud. Create local scheduled backup of PostgreSQL database Login as postgres user on the console (tmux is recommended). Create .pgpass file to access database without entering...
Arduino Blog
DIY micro lab analyzes ammonia levels in blood and urine Cirrhosis of the liver is an extremely serious condition that requires extensive medical monitoring...
4 months ago
30
4 months ago
Cirrhosis of the liver is an extremely serious condition that requires extensive medical monitoring and often intervention. Progression of the condition can be fatal, so even if caught early it must be monitored closely. But, like most things in medicine, that gets expensive....
Arduino Blog
Expanding possibilities: Blues Wireless amplifies Opta’s connectivity Blues Wireless and Arduino have joined forces to create the game-changing Blues Wireless for Arduino...
a year ago
119
a year ago
Blues Wireless and Arduino have joined forces to create the game-changing Blues Wireless for Arduino Opta, unveiled this week at the Automate Show in Chicago. The expansion module is an affordable solution to enhance connectivity options for Arduino Opta micro PLCs, and marks a...
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
17
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...
Louwrentius
Experiences running ZFS on Ubuntu Linux 12.04 I really like ZFS because with current data sets, I do believe that data corruption may start...
over a year ago
13
over a year ago
I really like ZFS because with current data sets, I do believe that data corruption may start becoming an issue. The thing is that the license under which ZFS is released does not permit it to be used in the Linux kernel. That's quite unfortunate, but there is hope. There is a...
Computer Ads from...
Flash Sale and a Slight Change to Subscriptions Time for a little business
9 months ago
Birchtree
Somehow, more YouTube gems Yup, we’re doing this again because you all seem to like them an honestly I kinda like making them...
6 months ago
43
6 months ago
Yup, we’re doing this again because you all seem to like them an honestly I kinda like making them 😊 I love Answer in Progress, especially Sabrina’s videos, and she gets about as obsessed with anything she’s ever looked at in this episode (and
Himanshu Mishra |...
The Trap of "I am not an Extrovert" It was one of those farewell dinners we had hosted back in college. I was in the third year. I was...
6 months ago
20
6 months ago
It was one of those farewell dinners we had hosted back in college. I was in the third year. I was surrounded by two junior batches and two…
Arduino Blog
This 1D camera captures 2D images of things it can’t see Yes, the title of this article sounds pretty crazy. But not only is it entirely possible through the...
2 weeks ago
12
2 weeks ago
Yes, the title of this article sounds pretty crazy. But not only is it entirely possible through the lens of physics, but it is also practical to achieve in the real world using affordable parts. Jon Bumstead pulled it off with an Arduino, a photoresistor, and an inexpensive...
Matt Mullenweg
Matt 4.1 Forty-one is a nice birthday because it doesn’t feel like too much pressure. For forty I did a big...
5 months ago
60
5 months ago
Forty-one is a nice birthday because it doesn’t feel like too much pressure. For forty I did a big eclipse thing that ended up amazing, this year I’m replicating what I did a few years ago and celebrating in New York, Houston, and San Francisco. My birthday today has already been...
The Pragmatic...
Where to find to The Pragmatic Engineer Podcast The Pragmatic Engineer Podcast covers software engineering at Big Tech and startups, from the...
6 months ago
90
6 months ago
The Pragmatic Engineer Podcast covers software engineering at Big Tech and startups, from the inside. We do deepdives with experienced engineers and tech professionals who share their hard-earned lessons, interesting stories and advice they have on building software. After each...
Ken Shirriff's blog
Interesting BiCMOS circuits in the Pentium, reverse-engineered Intel released the powerful Pentium processor in 1993, establishing a long-running brand of...
5 months ago
45
5 months ago
Intel released the powerful Pentium processor in 1993, establishing a long-running brand of processors. Earlier, I wrote about the ROM in the Pentium's floating point unit that holds constants such as π. In this post, I'll look at some interesting circuits associated with this...
Notes on software...
Transactions are a protocol Transactions are not an intrinsic part of a storage system. Any storage system can be made...
2 months ago
27
2 months ago
Transactions are not an intrinsic part of a storage system. Any storage system can be made transactional: Redis, S3, the filesystem, etc. Delta Lake and Orleans demonstrated techniques to make S3 (or cloud storage in general) transactional. Epoxy demonstrated techniques to make...
Louwrentius
The ZFS Event Daemon on Linux If something goes wrong with my zpool, I'd like to be notified by email. On Linux using MDADM, the...
over a year ago
19
over a year ago
If something goes wrong with my zpool, I'd like to be notified by email. On Linux using MDADM, the MDADM daemon took care of that. With the release of ZoL 0.6.3, a brand new 'ZFS Event Daemon' or ZED has been introduced. I could not find much information about it, so consider...
Ken Shirriff's blog
Wealth distribution in the United States Forbes recently published the Forbes 400 List for 2024, listing the 400 richest people in the United...
9 months ago
24
9 months ago
Forbes recently published the Forbes 400 List for 2024, listing the 400 richest people in the United States. This inspired me to make a histogram to show the distribution of wealth in the United States. It turns out that if you put Elon Musk on the graph, almost the entire US...
Computer Ads from...
Comics from 1986/06 Australian Personal Computer Mag It’s that time of the month. This time let’s look at humor from down under. These comics are from...
a year ago
104
a year ago
It’s that time of the month. This time let’s look at humor from down under. These comics are from the June 1986 issue of Australian Computer magazine. Enjoy! What computer ads would you like to see in the future? Please comment below. If you enjoyed it, please share it with your...
Christian Selig
Theming Apps on iOS is Hard Theming apps (the ability to change up the color scheme for an app from say, a white background with...
over a year ago
59
over a year ago
Theming apps (the ability to change up the color scheme for an app from say, a white background with blue links to a light green background with green links) is a pretty common feature across a lot of apps. It’s one of the core features of the new “Twitter Blue” subscription,...
Arduino Blog
This plant always gets enough sunlight thanks to its robotic legs Plants of all kinds are quite infamous for their inability to move, and this can be especially...
2 months ago
18
2 months ago
Plants of all kinds are quite infamous for their inability to move, and this can be especially problematic for houseplants that rely on consistently sunny locations within a room in order to get enough light. Driven by wanting their plant to have the best possible growing...
Style over Substance
My grandfather’s Rolleiflex 2.8D twin-lens reflex (TLR) camera One of the first vintage cameras I ever got was my dad’s old Polaroid SX-70. Like so many family...
over a year ago
91
over a year ago
One of the first vintage cameras I ever got was my dad’s old Polaroid SX-70. Like so many family cameras it had disappeared into a closet decades ago and was only found again recently. When he gave it to me, he told me there was another classic camera he wanted to give me – if...
Arduino Blog
Synjets provide non-contact haptic feedback If the COVID pandemic showed us anything, it is that our public spaces are overflowing with...
a year ago
114
a year ago
If the COVID pandemic showed us anything, it is that our public spaces are overflowing with opportunity for germ transmission. In 2019, most people didn’t think twice about touching a gas pump handle or an ATM touchscreen, but it quickly became apparent that such contact presents...
Avestura's Blog
Oversimplified ideas of the great philosophers of all times Ideas of the great philosophers of all times explained in a few lines
over a year ago
Louwrentius
Installation of ZFS on Linux hangs on Debian Wheezy This article is no longer relevant. After a fresh net-install of Debian Wheezy, I was unable to...
over a year ago
16
over a year ago
This article is no longer relevant. After a fresh net-install of Debian Wheezy, I was unable to compile the ZFS for Linux kernel module. I've installed apt-get install build-essential but that wasn't enough. The apt-get install debian-zfs command would just hang. I noticed a...
Home on Erik...
Google diversity memo, global warming, Pascal's wager, and other stuff There's about 765 million blog posts about the diversity “memo” that leaked out of Google a couple...
over a year ago
15
over a year ago
There's about 765 million blog posts about the diversity “memo” that leaked out of Google a couple of weeks ago. I think the case for any biological difference is pretty weak, and it bothers me when people refer to an “interest gap” as anything else than caused by the...
anderegg.ca
An update on Mastodon and referer headers Earlier this year, I looked into why Mastodon didn’t include referer headers. As someone who enjoys...
6 months ago
46
6 months ago
Earlier this year, I looked into why Mastodon didn’t include referer headers. As someone who enjoys following web analytics, it seemed a shame that Mastodon appeared never to send any traffic. I knew this wasn’t the case, but that lack of traffic data certainly wasn’t doing...
Jonas Hietala
Coconut Cauliflower Curry Mash It’s time for lesson 3. I made the mistake of not planning for something to augment the mash with,...
over a year ago
15
over a year ago
It’s time for lesson 3. I made the mistake of not planning for something to augment the mash with, but a simple salad had to do: It was okay. Girlfriend gave it 5/10 and I gave it a 6/10, a higher rating would be possible if there was something else to eat it with.
Abort Retry Fail
The History of R2E and the Micral The second personal computer
2 months ago
Jonas Hietala
Hearthstone on Wine I like Hearthstone and recently the next expansion Goblins vs Gnomes so I wanted to install and play...
over a year ago
13
over a year ago
I like Hearthstone and recently the next expansion Goblins vs Gnomes so I wanted to install and play it. It didn’t work in vanilla wine, with a “time out error”, but I found a bug report which makes it work. Here’s a short summary: Get wine source from git. My version was...
Louwrentius
Shunit2, unit testing for shell scripts This may be of interest to people who are as stupid as I am and write elaborate shell scripts...
over a year ago
14
over a year ago
This may be of interest to people who are as stupid as I am and write elaborate shell scripts instead of using a proper scripting language such as Python or Ruby. No I am deliberately not mentioning Perl here. Anyway, testing is always an issue. With PPSS, I encountered many...
Home on Erik...
Why I went into the mortgage industry I just realized last Thursday that I have spent two full years at Better, incidentally on the same...
over a year ago
13
over a year ago
I just realized last Thursday that I have spent two full years at Better, incidentally on the same day as we announced a $15M round led by Kleiner Perkins. So it was a good point to reflect a bit and think back – what the F led me to abandon my role managing the machine learning...
Lighthouse Blog
What is Atom?
2 months ago
./techtipsy
I looked at this site on the Wayback Machine Yesterday was election day in Estonia and the results are in, which is why I remembered that one...
over a year ago
86
over a year ago
Yesterday was election day in Estonia and the results are in, which is why I remembered that one time I looked at my website on the Wayback Machine. This domain used to point to a Wordpress site that hosted content for a candidate in the local elections, at least around...
Arduino Blog
Making a photo enlarger more efficient with precisely controlled LEDs In photography, an enlarger is a piece of equipment that projects a smaller image onto a...
4 months ago
32
4 months ago
In photography, an enlarger is a piece of equipment that projects a smaller image onto a photosensitive material below using a strong light source and a negative to produce a much larger print. And while these have historically relied on single-color incandescent bulbs, such as...
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
14
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...
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
14
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...
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
16
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...
Birchtree
Slamming Into Walls Mark Crump: Slamming Into Walls The thought process behind this current post, was a long decision...
2 months ago
23
2 months ago
Mark Crump: Slamming Into Walls The thought process behind this current post, was a long decision made quickly. It was a difficult decision as I spent a lot of time reconciling where I believe the future of computing to lie, and the reality of where computing is. The hard fact
csvbase blog
Caching secrets of the HTTP elders, part 1 ETags - an elegant weapon, for a more civilised age
a year ago
Home on Erik...
On the Equifax breach and how to really prevent identity theft A funny thing about being a foreigner is how you realize people take broken things for granted. I'm...
over a year ago
14
over a year ago
A funny thing about being a foreigner is how you realize people take broken things for granted. I'm going to go out on a limb here claiming that the US has a pretty dumb banking system.
Willem's Blog
Fietselfstedentocht 2017 Cycling the 235KM long Fietselfstedentocht through Friesland
over a year ago
Posts on Made of...
todo.pl ratmenu broder has been hacking on some better quicksilver integration for Hiveminder using todo.pl. I don’t...
over a year ago
15
over a year ago
broder has been hacking on some better quicksilver integration for Hiveminder using todo.pl. I don’t use a mac, but I don’t see why linux users shouldn’t get fun toys to. So I hacked up the following two-liner that uses todo.pl and ratmenu to pop up a list of tasks, and mark one...
Electronics etc…
Zephyr Ravenna Control Board Replacement Blog post that probably has an audience of one, myself. Introduction Zephyr Ravenna - Confusing...
a year ago
167
a year ago
Blog post that probably has an audience of one, myself. Introduction Zephyr Ravenna - Confusing Information Two PCBs - Control Board & Switch Assembly Switch of the Breaker!!! Glass Canopy Removal Duct Cover Removal Swapping the Control...
Krebs on Security
Alleged ‘Scattered Spider’ Member Extradited to U.S. A 23-year-old Scottish man thought to be a member of the prolific Scattered Spider cybercrime group...
2 months ago
12
2 months ago
A 23-year-old Scottish man thought to be a member of the prolific Scattered Spider cybercrime group was extradited last week from Spain to the United States, where he is facing charges of wire fraud, conspiracy and identity theft. U.S. prosecutors allege Tyler Robert Buchanan and...
lcamtuf’s thing
Random objects: Intel Edison A glimpse of the missteps of x86 in the embedded world.
a year ago
Willem's Blog
Creating the ultimate commuter bike Creating the ultimate commuter bike by upgrading the Sensa Cintura belt drive bike.
over a year ago
Arduino Blog
Check out these Arduino-powered research projects from CHI 2024 Held in Hawaii this year, the Association of Computing Machinery (ACM) hosted its annual conference...
a year ago
133
a year ago
Held in Hawaii this year, the Association of Computing Machinery (ACM) hosted its annual conference on Human Factors in Computing Systems (CHI) that focuses on the latest developments in human-computer interaction. Students from universities all across the world attended the...
Birchtree
The Intuit vs the government cage fight Daniel Boguslaw: Intuit, Owner of TurboTax, Wins Battle Against America’s Taxpayers Even when the...
2 months ago
36
2 months ago
Daniel Boguslaw: Intuit, Owner of TurboTax, Wins Battle Against America’s Taxpayers Even when the Biden administration broke through in the Inflation Reduction Act to fund a pilot program for Direct File, which expanded to 25 states this tax season, Intuit didn’t stop fighting....
Louwrentius
Scanning many hosts in parallel with Nmap using PPSS Scanning a large number of hosts using Nmap often takes a lot of time. During this time, no output...
over a year ago
16
over a year ago
Scanning a large number of hosts using Nmap often takes a lot of time. During this time, no output is written to a file or disk. Only when Nmap is finished, is all output written to the output file. Often, I want to start processing results of hosts that have already been...
Jonas Hietala
Robot Project Start So it has begun, the long road until christmas when we’re supposed to have a working warrior robot....
over a year ago
18
over a year ago
So it has begun, the long road until christmas when we’re supposed to have a working warrior robot. We’re gonna do battle with infrared lasers instead of axes but it might be fun anyway. Luckily for me I’m responsible for software and nothing harder than that! w00p! We could...
Posts on Made of...
Getting carried away with hack value Recently, I’ve been working on some BarnOwl branches that move more of the core functionality of...
over a year ago
19
over a year ago
Recently, I’ve been working on some BarnOwl branches that move more of the core functionality of BarnOwl into perl code, instead of C (BarnOwl is written in an unholy mix of C and perl code that call each other back and forth obsessively). Moving code into perl has many...
Matt Blewitt
Movement for Engineers Until we get get to be chromed-up cyborgs, we’re stuck with our meat bodies, and like many things,...
over a year ago
14
over a year ago
Until we get get to be chromed-up cyborgs, we’re stuck with our meat bodies, and like many things, they need regular maintenance. Here is a brief introduction to keeping your body moving as someone who spends a lot of time sitting down.
Style over Substance
Buienalarm / Buienradar Apple Watch complication using Home Assistant Living in the Netherlands, one of the things I really miss on my Apple Watch is a Buienradar...
over a year ago
98
over a year ago
Living in the Netherlands, one of the things I really miss on my Apple Watch is a Buienradar complication. Buienradar, Dutch for rain radar, is a popular site here that uses weather radar images to predict if it’s going to rain in the next few hours. For many people living here,...
Willem's Blog
Podcast Downloader Tired of being constantly nudged toward "more relevant content", I built a script to break free from...
5 months ago
94
5 months ago
Tired of being constantly nudged toward "more relevant content", I built a script to break free from commercial or closed-source podcast apps.
Odds and Ends of...
Have I ever been a NIMBY? And other questions from the Spring mailbag.
2 months ago
computers are bad
2024-04-26 microsoft at work I haven't written anything for a bit. I'm not apologizing, because y'all don't pay me enough to...
a year ago
125
a year ago
I haven't written anything for a bit. I'm not apologizing, because y'all don't pay me enough to apologize, but I do feel a little bad. Part of it is just that I've been busy, with work and travel and events. Part of it is that I've embarked on a couple of writing projects only to...
OH8HUB’s Substack
Spring ham radio activation of Korkattivuori (Mt. Korkatti) Korkattivuori (“Mount Korkatti”, 186m above sea level) is a small hill and Natura 2000 nature...
over a year ago
88
over a year ago
Korkattivuori (“Mount Korkatti”, 186m above sea level) is a small hill and Natura 2000 nature reserve area near town Haapavesi (pop. 6588) in Finland. The nature reserve area consist of short family friendly hiking path of approximately 1.5km. One end of the path has parking...
Vitalik Buterin's...
Alternatives to selling at below-market-clearing prices for achieving fairness (or community...
over a year ago
Jonas Hietala
ghc 8.8.3 cannot find cabal 3.0.0.0 packages I’ve been using cabal to manage my Haskell dependencies for years, but when I last updated my system...
over a year ago
17
over a year ago
I’ve been using cabal to manage my Haskell dependencies for years, but when I last updated my system it suddenly stopped working. I installed my dependencies with cabal install xmonad, and checked that it’s installed under ~/.cabal: $ ls .cabal/bin/ xmonad@ But still when I...
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
24
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.
Vitalik Buterin's...
How do trusted setups work?
over a year ago
watchTowr Labs
“To live is to fight, to fight is to live! - IBM ODM Remote Code Execution In previous blogs, we’ve discussed some of the big players in the enterprise software space, but...
a year ago
20
a year ago
In previous blogs, we’ve discussed some of the big players in the enterprise software space, but there is one that we have not mentioned before, that is - quite frankly - the heavy-weight champion of the world in terms of applications for large enterprises. With over a hundred
Arduino Blog
Keep pedaling if you want your computer to stay on Appeals to nature notwithstanding, humans didn’t evolve to sit in desk chairs all day slouching in...
2 months ago
10
2 months ago
Appeals to nature notwithstanding, humans didn’t evolve to sit in desk chairs all day slouching in front of computers. Nor did we evolve to handle constant and near-unlimited access to delicious, calorie-dense foods. It isn’t surprising that so many people are at less than ideal...
Willem's Blog
Better Laptop This post is a quick rundown of assembling my new Framework 13 laptop, why I chose this brand and...
5 months ago
45
5 months ago
This post is a quick rundown of assembling my new Framework 13 laptop, why I chose this brand and what's next.
Vitalik Buterin's...
A Quick Gasprice Market Analysis
over a year ago
Louwrentius
The 'hidden' cost of using ZFS for your home NAS Introduction Update December 2023: In June, it was announced that iXsystems would sponsor...
over a year ago
23
over a year ago
Introduction Update December 2023: In June, it was announced that iXsystems would sponsor implementing the VDEV expansion feature. A new pr has been created for this effort. The feature was merged into the code base, but may not be available to the general public before the end...
Christian Selig
The Caldera: a sleek split and wireless keyboard I designed my own keyboard and it’s freely available! I’m calling it the Caldera, and it’s basically...
11 months ago
99
11 months ago
I designed my own keyboard and it’s freely available! I’m calling it the Caldera, and it’s basically my dream wireless split keyboard. I’ve been using it for months, and I love it. Video overview If you’re a visual person, I made a fun little video showcasing the...
somenice
Russet Lake Early Summer An early canvas of Fissile mountain reflected in Russet Lake. This time early summer when there was...
9 months ago
72
9 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...
Jonas Hietala
Building the GH60 I’ve finally completed my first custom made keyboard. I’m still missing stabilizers and some smaller...
over a year ago
20
over a year ago
I’ve finally completed my first custom made keyboard. I’m still missing stabilizers and some smaller screws to hold it all together but I’ve been using it the last days and I thought I’d share. The hardware Several years ago I joined the geekhack forum and I joined in a few group...
Good Enough
Say hello to Jelly: the simplest way to jam on email as a team Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten...
12 months ago
20
12 months ago
Dear readers, we need to apologize. We know some of you have noticed that Good Enough has gotten much quieter this year than last, across this blog, our newsletter, and socials. We’ve been heads down for the last few months on something new, but we’re now ready to come back up...
Home on Erik...
Looking for smart people I haven't mentioned what I'm currently up to. Earlier this year I left Spotify to join a small...
over a year ago
14
over a year ago
I haven't mentioned what I'm currently up to. Earlier this year I left Spotify to join a small startup called Better. We're going after one of the biggest industries in the world that also turns out to be completely broken.
Himanshu Mishra |...
#DeleteFacebook After letting Facebook Inc. build a vast profile of me for 9 years, I deleted my facebook account....
over a year ago
12
over a year ago
After letting Facebook Inc. build a vast profile of me for 9 years, I deleted my facebook account. Privacy is not my only concern, but I…
Lighthouse Blog
Hidden features
a year ago
Birchtree
Steam Deck sales numbers are in, and they’re not as spectacular as I’d hope (but I do still have... Sean Hollister writing for The Verge: Three Years Later, the Steam Deck Has Dominated Handheld PC...
4 months ago
49
4 months ago
Sean Hollister writing for The Verge: Three Years Later, the Steam Deck Has Dominated Handheld PC Gaming Shipments Add it up, and that’s just under 6 million shipments in three years. One way to view that: it’s small and it’s not really growing. IDC&
Electronics etc…
Fake Parallel Printer - A Parallel Port Traffic Capturing Tool Introduction What Is Out There? The Parallel Printer Port Fake Printer Top Level Design Choices Fake...
over a year ago
105
over a year ago
Introduction What Is Out There? The Parallel Printer Port Fake Printer Top Level Design Choices Fake Printer HW Details PCB Revision 1 PCB Revision 2 Firmware Building a Fake Printer Tool Yourself Programming the Raspberry Pico Fake Printer as a USB Serial Device on your...
Arduino Blog
KiPneu makes soft robotic biomimetics accessible to STEAM students Biomimicry, which is a method for developing new technology inspired by nature, has been one of...
12 months ago
70
12 months ago
Biomimicry, which is a method for developing new technology inspired by nature, has been one of humanity’s greatest assets. But systems reliant on soft tissue, such as an octopus’s tentacles, have been notoriously difficult to reproduce in the robotics world. To give STEAM...
Jorge Arango
IA Fail: Which Kindle Edition? One of the goals of information architecture is making it possible for people to easily find what...
6 months ago
26
6 months ago
One of the goals of information architecture is making it possible for people to easily find what they’re looking for. As a large and complex information environment, Amazon.com provides lots of examples of how to do it right – and how to do it wrong. This post highlights one of...
computers are bad
2024-10-12 commercial HF radio According to a traditional system of classification, "high frequency" or HF refers to the radio...
9 months ago
69
9 months ago
According to a traditional system of classification, "high frequency" or HF refers to the radio spectrum between 3 and 30 MHz. The label now seems anachronistic, as HF is among the lowest ranges of radio frequencies that see regular use. This setting of the goalposts in the early...
Vitalik Buterin's...
What else could memecoins be?
a year ago
Home on Erik...
Bagging as a regularizer One thing I encountered today was a trick using bagging as a way to go beyond a point estimate and...
over a year ago
14
over a year ago
One thing I encountered today was a trick using bagging as a way to go beyond a point estimate and get an approximation for the full distribution. This can then be used to penalize predictions with larger uncertainty, which helps reducing false positives.
The Pragmatic...
Did Automattic commit open source theft? The maker of WordPress took 2M customers from its biggest rival: has a red line been crossed?
8 months ago
lcamtuf’s thing
The Rapture It’s fascinating how these vascular bundles, containing xylem and phloem, are arranged in a ring...
3 months ago
28
3 months ago
It’s fascinating how these vascular bundles, containing xylem and phloem, are arranged in a ring located beneath the skin (periderm) and the cortex.
Willem's Blog
Google Analytics vs AWStats Comparing Google Analytics with AWStats to find out where they differ and which is better.
over a year ago
Arduino Blog
Solar upgrades the Nebulophone synthesizer to enhance playability  Woodwinds and brass are so 19th century. We’re living in the future and now it is synthesizers all...
3 months ago
29
3 months ago
Woodwinds and brass are so 19th century. We’re living in the future and now it is synthesizers all the way down. There are many to choose from and the Bleep Labs Nebulophone is a neat example that was sold from 2012 to 2016, with the design files now available on GitHub for...
Jorge Arango
Rosenfeld Review: “Traction Heroes” Louis Rosenfeld interviewed Harry Max and me for his Rosenfeld Review podcast. The subject? Harry...
3 months ago
23
3 months ago
Louis Rosenfeld interviewed Harry Max and me for his Rosenfeld Review podcast. The subject? Harry and my podcast, Traction Heroes. We recorded this conversation late in 2024, before we’d shared the first episode. This interview lays out Traction Heroes’s backstory. It’s fitting...
Birchtree
2 weeks to go and I don't think I'll have to eat that AirPod Last month I made the courageous promise that I would eat an AirPod if a 9to5Mac writer's prediction...
6 months ago
52
6 months ago
Last month I made the courageous promise that I would eat an AirPod if a 9to5Mac writer's prediction that "[b]efore the end of the year, I have no doubt Apple’s AI features—especially what’s coming in 18.2—will become
Posts on Made of...
Confessions of a programmer: I hate code review Most of the projects I've been working on today have fairly strict code review policies. My work...
over a year ago
19
over a year ago
Most of the projects I've been working on today have fairly strict code review policies. My work requires code review on most of our code, and as we bring on an army of interns for the summer, I've been responsible for reviewing lots of code. Additionally, about five months ago...
Notes on software...
An intuition for distributed consensus in OLTP systems Distributed consensus in transactional databases (e.g. etcd or Cockroach) is a big deal these days....
a year ago
15
a year ago
Distributed consensus in transactional databases (e.g. etcd or Cockroach) is a big deal these days. Most often under the hood are variations of log-based Paxos-like algorithms such as MultiPaxos, Viewstamped Replication, or Raft. While there are new variations that come out each...
Jonas Hietala
Dijkstra's Algorithm For rust, I’m updating the documentation for the standard library and specifically with the...
over a year ago
17
over a year ago
For rust, I’m updating the documentation for the standard library and specifically with the collections. For the priority queue I had the idea to use Dijkstra’s algorithm as a fun example. That idea was well received and that example is now live. At first I wanted to use A* to...
Ian's Blog
Pragmatically Generating a Self-Signed Certificate and Private Key using OpenSSL Recently I found myself needing to generate a HTTPS Server Certificate and Private Key for an iOS...
over a year ago
17
over a year ago
Recently I found myself needing to generate a HTTPS Server Certificate and Private Key for an iOS app using OpenSSL, what surprised me was the total lack of documentation for OpenSSL. While there is plenty of function documentation, what OpenSSL really lacks is examples of how it...
Louwrentius
Tracking down a faulty Storage Array Controller with ZFS One day, I lost two virtual machines on our DR environment after a storage vMotion. Further...
over a year ago
16
over a year ago
One day, I lost two virtual machines on our DR environment after a storage vMotion. Further investigation uncovered that any storage vMotion of a virtual machine residing on our DR storage array would corrupt the virtual machine's disks. I could easily restore the affected...
Odds and Ends of...
New event! How AI can (maybe) fix the government! Book your tickets now!
5 months ago
Applied Cartography
Projects are things with steps Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked...
8 months ago
24
8 months ago
Lots of kind words poured in as a response to My approach to GTD and PKM, and one question was asked so frequently that I decided to write about it. Why is “Get mom a birthday present” a project and not a task? GTD is very orthodox in what a “project” is: it’s anything that: you...
./techtipsy
What I've learned running Linux and Windows off of USB flash drives I’ve recently made an effort to reduce the amount of tech stuff that I own. Lack of space, lack of...
7 months ago
81
7 months ago
I’ve recently made an effort to reduce the amount of tech stuff that I own. Lack of space, lack of time and the guilt of storing perfectly functional hardware unused in a box were the main motivators. This has resulted in experiments with my assortment of USB flash storage that...
Arduino Blog
Behind the boards: How Alba PCB Group and Arduino bring Made-in-Italy innovation to life Our manufacturing partner Alba PCB Group, headquartered in Mogliano Veneto, Italy, invites you to...
a month ago
26
a month ago
Our manufacturing partner Alba PCB Group, headquartered in Mogliano Veneto, Italy, invites you to take a peek behind the scenes with a beautiful documentary by Italian director Massimiliano Finazzer Flory, A Different Alba: Arduino, an Italian Invention. Discover the...
Jonas Hietala
Postmortem: The Chronicles of Bim: The 100 Fake Afros My first shooter! It’s working (although a friend got a null pointer error) so I’m a little...
over a year ago
19
over a year ago
My first shooter! It’s working (although a friend got a null pointer error) so I’m a little happy. The Time I spent about 24 hours on this game. A whopping 30% was break time, mostly me eating, reading manga or playing games… This is proof of me being really lazy this month I...
Simply Explained
Secure Home Assistant Access with Cloudflare and Ubiquiti Dream Machine I've become increasingly reliant on Home Assistant to automate various tasks around the house. But...
over a year ago
21
over a year ago
I've become increasingly reliant on Home Assistant to automate various tasks around the house. But how do you safely expose your instance to the internet for remote access?You want to be able to log in from a remote location, but how to keep others out? This post will show how...
Toni Lijic
Homage to My Last Name How I build my custom error page with Next.js & Tailwind
8 months ago
Abort Retry Fail
Housekeeping for 20240309 Super quick updates
a year ago
Louwrentius
An ode to the 10,000 RPM Western Digital (Veloci)Raptor Introduction Back in 2004, I visited a now bankrupt Dutch computer store called MyCom1, located at...
over a year ago
31
over a year ago
Introduction Back in 2004, I visited a now bankrupt Dutch computer store called MyCom1, located at the Kinkerstraat in Amsterdam. I was there to buy a Western Digital Raptor model WD740, with 74 GB of capacity, running at 10,000 RPM. When I bought this drive, we were still in...
./techtipsy
About the time my ThinkPad T430 ran with an external GPU The ThinkPad T430 is not a remarkable laptop. It’s thick, bulky and built like a tank. I got mine in...
a year ago
122
a year ago
The ThinkPad T430 is not a remarkable laptop. It’s thick, bulky and built like a tank. I got mine in 2016 when the first university scholarship money dropped, and it’s still my backup laptop of choice. Around 2017 I did something every reasonable poor computer science...
Birchtree
+ The broken toe
2 months ago
Willem's Blog
How to use rsync to make backups In this post I'll explain how to use rsync to transfer files to another computer system in an...
over a year ago
21
over a year ago
In this post I'll explain how to use rsync to transfer files to another computer system in an efficient manner, suitable to be used in a backup script.
Good Enough
Why We Built Quack (Beta) Today we're launching a tiny beta tool called Quack. It is a simple utility for you to share a...
over a year ago
20
over a year ago
Today we're launching a tiny beta tool called Quack. It is a simple utility for you to share a beautifully rendered version of any markdown text. Type away in our simple editor. When you're done writing, click Share to grab the link for sending to others. There are no servers in...
computers are bad
2023-03-13 the door close button This will probably be a short one, and I know I haven't written for a while, but it has always been...
over a year ago
61
over a year ago
This will probably be a short one, and I know I haven't written for a while, but it has always been the case that you get what you pay for and Computers Are Bad is nothing if not affordable. Still, this is a topic on which I am moderately passionate and so I can probably stretch...
Lighthouse Blog
Updates July 07
a year ago
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
17
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...
Neil Madden
API Security in Action handed over to production After a flurry of last-minute corrections and updates in response to review feedback, my book has...
over a year ago
22
over a year ago
After a flurry of last-minute corrections and updates in response to review feedback, my book has now been handed over to Manning’s production team. That means a few weeks of copy editing and graphics polish, then indexing and typesetting to produce the final version around...
Jonas Hietala
We moved away from the city When me and my girlfriend Veronica moved to Linköping to study at the University the plan was never...
over a year ago
13
over a year ago
When me and my girlfriend Veronica moved to Linköping to study at the University the plan was never to stay there permanently. We just moved there to study but the longterm plan, if you can have one at that stage, was always to move back to the north of Sweden where we came...
Jonas Hietala
A Geek Valentine Yes! I made it! It’s 22:22 on the very last day of February and I’ve been programming virtually...
over a year ago
15
over a year ago
Yes! I made it! It’s 22:22 on the very last day of February and I’ve been programming virtually non-stop for the past two days, my brain feels like mashed potatoes. A Geek Valentine Controls Use spacebar to: Build the time machine Buy and place traps (Just face an empty square...
Vitalik Buterin's...
Gitcoin Grants Round 7 Retrospective
over a year ago
Good Enough
How LRUG uses Jelly to remove confusion and simplify organisation The London Ruby User Group is one of the longest-running technology user groups in the world, having...
2 months ago
12
2 months ago
The London Ruby User Group is one of the longest-running technology user groups in the world, having held a monthly meeting almost every single month since late 2006. It’s no small feat to have kept a local community running for so long, especially since everyone involved is a...
Willem's Blog
The Ultimate Freedom Bike With the Brompton foldable bike you find yourself a very versatile companion to go whenever and...
over a year ago
14
over a year ago
With the Brompton foldable bike you find yourself a very versatile companion to go whenever and wherever you please!
Birchtree
+ I’m a season 1 sorta guy Yes, this is about Severance, but it's really about more than Severance.
3 months ago
Ken Shirriff's blog
The origin and unexpected evolution of the word "mainframe" What is the origin of the word "mainframe", referring to a large, complex computer? Most sources...
5 months ago
57
5 months ago
What is the origin of the word "mainframe", referring to a large, complex computer? Most sources agree that the term is related to the frames that held early computers, but the details are vague.1 It turns out that the history is more interesting and complicated than you'd...
Jonas Hietala
Let's build a VORON: Toolhead Since the last update I’ve made some good progress: All the motors are installed The x-axis and belt...
a year ago
50
a year ago
Since the last update I’ve made some good progress: All the motors are installed The x-axis and belt are installed Tap is installed The toolhead with Stealthburner + Clockwork 2 is also installed Purple means Pretty. I’ve run into a few problems on the way that I’ll try to...
Himanshu Mishra |...
Collection of Linux fortunes ❤ fortune | cowsay This is about how I maintain the space...
over a year ago
11
over a year ago
fortune | cowsay This is about how I maintain the space https://github.com/OrkoHunter/mfdf/blob/master/fortunesfortune is a Unix program…
./techtipsy
How to fix ZFS pool not importing at boot Issue description You are running a Linux-based machine with an install of ZFS on Linux. Everything...
over a year ago
44
over a year ago
Issue description You are running a Linux-based machine with an install of ZFS on Linux. Everything seems to work correctly, but after restarting your machine, the ZFS pool is not visible. You can still import your pool manually using zpool import poolname or zpool import -a. In...
axio.ms
Mac SE/30 odyssey I’ve always wanted an Apple Macintosh SE/30. Released in 1989, they look quite a lot like the other...
over a year ago
37
over a year ago
I’ve always wanted an Apple Macintosh SE/30. Released in 1989, they look quite a lot like the other members of the original “compact Mac” series, but pack in a ton of interesting features that the other compact Macs don’t have. This is the story of my journey to getting to the...
csvbase blog
There are 665 open licences, most are pretty rubbish you are in a maze of twisty licences, all alike
9 months ago
Vitalik Buterin's...
Blockchain voting is overrated among uninformed people but underrated among informed people
over a year ago
Computer Ads from...
Massive Interview with Steve Jobs from MicroTime (1992) An in-depth discussion on NeXT
4 months ago
./techtipsy
Testing a cheap ExpressCard to NVMe SSD adapter on my ThinkPad T430 I stumbled upon this post in /r/thinkpad, which got my attention. It showcases an ExpressCard to M.2...
over a year ago
64
over a year ago
I stumbled upon this post in /r/thinkpad, which got my attention. It showcases an ExpressCard to M.2 NGFF adapter that they purchased from AliExpress. The adapter has a similar purpose to the one designed by thinkmods.store, with the added bonus that it could fit longer NVMe...
Abort Retry Fail
The History of Windows NT 3.1 A Highly Portable Future
a year ago
Louwrentius
Recycle your old laptop display and turn it into a monitor During a cleaning spree I decided that it was time to recycle two old laptops that were just...
over a year ago
48
over a year ago
During a cleaning spree I decided that it was time to recycle two old laptops that were just collecting dust on a shelf for many years. Although I didn't have any purpose for them anymore, I realised that the displays were still perfectly fine. This is the display of my old 13"...
Notes on software...
React without webpack: fast path to a working app from scratch This is an external post of mine. Click here if you are not redirected.
over a year ago
Willem's Blog
And... there is light! Discover how one cyclist's quest for the perfect lighting solution led to a custom installation of...
a year ago
18
a year ago
Discover how one cyclist's quest for the perfect lighting solution led to a custom installation of dynamo powered lights, ensuring a bright and hassle-free ride on the darkest roads.
Notes on software...
Burn your title I've been a developer, a manager, a cofounder, and now I'm a developer again. I ran away from each...
2 months ago
25
2 months ago
I've been a developer, a manager, a cofounder, and now I'm a developer again. I ran away from each position until being a founder because I felt like I was limited by what I was allowed to do. But I reached an enlightment of sorts during my career progression: that everyone...
Odds and Ends of...
Spring Mailbag - Questions Wanted! Ask me stuff!
2 months ago
Home on Erik...
More Luigi! Continuing in the same spirit of shameless self-promotion, here's some recent Luigi press: Reddit...
over a year ago
14
over a year ago
Continuing in the same spirit of shameless self-promotion, here's some recent Luigi press: Reddit thread A Guide to Python Frameworks for Hadoop (slides from the NYC Hadoop User Group) This presentation from the Open Analytics NYC meetup about how Foursquare uses Luigi  Luigi...
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...
11 months ago
17
11 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...
Arduino Blog
New arrivals: Nano Connector Carrier + 7 Modulino® nodes to supercharge your projects We’re excited to introduce two tiny additions to the Arduino ecosystem that will make a big...
a month ago
20
a month ago
We’re excited to introduce two tiny additions to the Arduino ecosystem that will make a big difference: the Nano Connector Carrier and seven new Modulino® nodes, now available individually in the Arduino Store! These products are designed to make your prototyping experience...
Louwrentius
Finding a good blu-ray player for Mac OS X I find playing a Blu-ray movie on my Mac cumbersome. I've been using Plex, XBMC and VLC but these...
over a year ago
16
over a year ago
I find playing a Blu-ray movie on my Mac cumbersome. I've been using Plex, XBMC and VLC but these free open-source products are all a usability nightmare. To play a Blu-ray movie, you have to perform these steps: right-click on the BDMV file choose 'show packet contents' go to...
Computer Ads from...
Suture Software's Bludgeons 'n' Braggarts We very simply give you what you've been asking for -- we give you BLOOD
a year ago
Good Enough
Thoughts On Thoughts It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our...
a year ago
21
a year ago
It’s time for a revolution. Too long have we, collectively and individually, been tyrannized by our thoughts and what we believe about them. Or perhaps we can think of this as an intervention. This post is the circle of friends gathered to help us stop hitting ourselves in the...
Jonas Hietala
Failed mime type for Krita I thought Krita worked fine… Until I tried to save. Krita crashed whenever I tried to save (or open)...
over a year ago
19
over a year ago
I thought Krita worked fine… Until I tried to save. Krita crashed whenever I tried to save (or open) a file and gave the error: Could not find mime type "application/x-krita" Turns out if you reinstall the package shared-mime-info which comes natively with Slackware the...
Willem's Blog
Art of visualisation You learn from experts if you have the privilege to work with them, this month I had a chance to...
over a year ago
16
over a year ago
You learn from experts if you have the privilege to work with them, this month I had a chance to help a professional food photographer.
Elevation Lab - Blog
Designers Desk #1: Angelo Vilar Designer's Desk is a new series featuring the desk setups of artists, designers, and creators -...
over a year ago
15
over a year ago
Designer's Desk is a new series featuring the desk setups of artists, designers, and creators - showcasing how they work and what their workspace looks like.   Angelo Vilar (AKA Ansirone) is an art director, animation designer, & illustrator based in Los Angeles. He keeps it...
computers are bad
2024-09-14 the national warning system Previously on Deep Space Nine, we discussed the extensive and variable products that AT&T and...
9 months ago
73
9 months ago
Previously on Deep Space Nine, we discussed the extensive and variable products that AT&T and telephone operating companies sold as private lines. One of the interesting properties of private line systems is that they can be ordered as four-wire. Internally, the telephone network...
Home on Erik...
Software Engineers and Automation Every once in a while when talking to smart people the topic of automation comes up. Technology has...
over a year ago
15
over a year ago
Every once in a while when talking to smart people the topic of automation comes up. Technology has made lots of occupations redundant, so what's next? Switchboard operator, a long time ago What about software engineers?
Old Vintage...
After 41 years, my first assembly program on my first computer, the Tomy Tutor We got it in 1983, I think, so it only took me about 41 years to get around to it. This Tomy Tutor...
a year ago
13
a year ago
We got it in 1983, I think, so it only took me about 41 years to get around to it. This Tomy Tutor isn't a replacement system I secondarily acquired, nor is it a Ship of Theseus Frankenstein rebuild. This is my actual first computer, in its original case, on its original...
Home on Erik...
Installing TensorFlow on AWS Curious about Google's newly released TensorFlow? I don't have a beefy GPU machine, so I spent some...
over a year ago
17
over a year ago
Curious about Google's newly released TensorFlow? I don't have a beefy GPU machine, so I spent some time getting it to run on EC2. The steps on how to reproduce it are pretty brutal and I wouldn't recommend going through it unless you want to waste five hours of your live.
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
18
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...
Louwrentius
Script that shows ETA of RAID rebuild / reshape I made a small script that converts the output of cat /proc/mdstat to an actual date and time...
over a year ago
15
over a year ago
I made a small script that converts the output of cat /proc/mdstat to an actual date and time telling you when the RAID rebuild / reshape is finished. This is the link to the correct version of the script. Example: debian:~# ./raid-rebuild-eta.sh Estimated time of finishing...
Computer Ads from...
American Heart Association A PSA and an Ad
7 months ago
GitButler
GitButler is joining the Open Source Pledge GitButler is joining the Open Source Pledge to help move towards a more sustainable open source...
10 months ago
Notes on software...
How do databases execute expressions? Databases are fun. They sit at the confluence of Computer Science topics that might otherwise not...
a year ago
15
a year ago
Databases are fun. They sit at the confluence of Computer Science topics that might otherwise not seem practical in life as a developer. For example, every database with a query language is also a programming language implementation of some caliber. That doesn't include all...
Jorge Arango
Humanities Crash Course Week 9: The Bible For week 9 of the humanities crash course, I revisited the most important text in Western culture:...
4 months ago
37
4 months ago
For week 9 of the humanities crash course, I revisited the most important text in Western culture: the Bible. Of course, I didn’t read the whole book – only a small subset. Still, it was a lot. As I’ve done in previous weeks, I followed Gioia’s suggestions for the...
Birchtree
Apple jumps in the hot tub Zac Hall writing for 9to5Mac: Apple Responds After Being Forced to Approve Porn App on EU iPhones...
5 months ago
33
5 months ago
Zac Hall writing for 9to5Mac: Apple Responds After Being Forced to Approve Porn App on EU iPhones Due to DMA The bottom line for parents, though, is that the “Apple-approved” messaging around the porn app on iPhone omits the fact that Apple is legally required to approve the
Posts on Made of...
A Go/C Polyglot Writing a Go/C polyglot Someone on a Slack I’m on recently raised the question of how you might...
over a year ago
20
over a year ago
Writing a Go/C polyglot Someone on a Slack I’m on recently raised the question of how you might write a source file that’s both valid C and Go, commenting that it wasn’t immediately obvious if this was even possible. I got nerdsniped, and succeeded in producing one, which you can...
./techtipsy
I held a talk about my self-hosting adventure! There are two reasons why I haven’t written much lately, and one of them is that I was cooking up...
over a year ago
87
over a year ago
There are two reasons why I haven’t written much lately, and one of them is that I was cooking up a talk about self-hosting, more specifically my own self-hosting adventure (the other one is the Steam Deck, more about that in the future). The talk took place on May 25th 2023 at...
Louwrentius
Raspberry Pi as a router using a single network interface Introduction Disclaimer: this article is intended for consumers and hobbyists. If you want to run...
over a year ago
36
over a year ago
Introduction Disclaimer: this article is intended for consumers and hobbyists. If you want to run your own router at home, the Raspberry Pi 4 Model B1 can be an excelent hardware choice: it's fairly cheap it's fast enough it can saturate it's gigabit network port it is...
anderegg.ca
Apple and the AI divide This morning I read a 404 Media article about Instagram showing people ads with AI-generated images...
6 months ago
62
6 months ago
This morning I read a 404 Media article about Instagram showing people ads with AI-generated images of themselves. I thought this take from Sam Biddle was very good: Never in my career have I seen such a giant gulf between What Companies Think Is the Most Important Thing in the...
Birchtree
Apple’s new iPads are here, let’s break them down Another day, another opportunity to rate my 2025 Apple predictions! iPad Here’s what I predicted...
4 months ago
25
4 months ago
Another day, another opportunity to rate my 2025 Apple predictions! iPad Here’s what I predicted would happen with the base iPad this year: I fully expect to see the 11th gen iPad in 2025, and I think it will come with a jump to the A17 Pro or
Arduino Blog
Easily build an energy meter with the Arduino Nano Matter The primary appeal of microcontrollers is their versatility. They are, essentially, the embedded...
9 months ago
49
9 months ago
The primary appeal of microcontrollers is their versatility. They are, essentially, the embedded equivalent of computers — general purpose devices that can perform a wide range of functions. And to get the most out of a microcontroller, you’ll also want connectivity suitable for...
Arduino Blog
This machine automatically creates chain art Art is very personal and we often consider the process of creation itself when evaluating the...
11 months ago
70
11 months ago
Art is very personal and we often consider the process of creation itself when evaluating the resulting piece. Does a sculpture have more artistic value when molded by human hands rather than a 3D printer? Most would say that it does. But what if the automation was, itself, part...
Jonas Hietala
A friendly game of Twilight Imperium A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic. We...
over a year ago
18
over a year ago
A few weeks ago I played my first game of Twilight Imperium (Fourth Edition). It was fantastic. We were six players, most had played the third edition before. As I was quite hyped before the game, I had read up on the rules, watched a let’s play or two and listened to a podcast...
Computer Ads from...
Electronic Protection Devices' Electro-Clamp line The Underrated Virtues of Plain Vanilla
a year ago
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
13
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...
Notes on software...
Responsibility and ownership Responsibility is only possible by granting ownership and setting expectations. If you don't turn...
over a year ago
16
over a year ago
Responsibility is only possible by granting ownership and setting expectations. If you don't turn over ownership, don't expect folks to take responsibility. When you grant ownership and set expectations, you'll be astounded what folks will accomplish without you. I am astounded.
Notes on software...
Writing a SQL database from scratch in Go: 1. SELECT, INSERT, CREATE and a REPL Next in database basics: 2. binary expressions and WHERE filters 3. indexes 4. a...
over a year ago
16
over a year ago
Next in database basics: 2. binary expressions and WHERE filters 3. indexes 4. a database/sql driver In this series we'll write a rudimentary database from scratch in Go. Project source code is available on Github. In this first post we'll build enough of a parser to...
Ken Shirriff's blog
Inside a vintage aerospace navigation computer of uncertain purpose I recently obtained an aerospace computer from the early 1970s, apparently part of a navigation...
a year ago
18
a year ago
I recently obtained an aerospace computer from the early 1970s, apparently part of a navigation system. Aerospace computers are an interesting but mostly neglected area of computer hardware, so I'm always delighted to examine one up close. In an era when most computers were large...
Elevation Lab - Blog
Introducing TagVault Security Mount for AirTag Having had our skis stolen, we wanted to design the ultimate AirTag ski and snowboard mount. It...
8 months ago
18
8 months ago
Having had our skis stolen, we wanted to design the ultimate AirTag ski and snowboard mount. It needed to be ultra-tough so it couldn't get knocked off, waterproof, hard to remove, and discreet. After a lot of design, testing, and iteration, we have TagVault Security Mount for...
Willem's Blog
Wearing WHOOP 4.0 Use WHOOP to see the impact your choices have on your body, think of it as a special kind of mirror...
over a year ago
20
over a year ago
Use WHOOP to see the impact your choices have on your body, think of it as a special kind of mirror - it's so powerful, that I don't take mine off!
Louwrentius
The kind of sound you never want to hear from your computer The sounds of hard drives that have perished These sounds are only frightening or scary if you...
over a year ago
16
over a year ago
The sounds of hard drives that have perished These sounds are only frightening or scary if you imagine your precious data only exists on that failing drive. If you make consistent and frequent backups and/or you run a fault-tolerant RAID flavour, it is but a nuisance.