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Elixir Is Erlang, not Ruby
Elixir is not Ruby. The familiar syntax has definitely helped the language win the hearts of the broader developer community. Yet, under the hood, Elixir is all about Erlang.
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A humble guide to database schema design
Having a good database schema design is crucial for building applications that will need to scale in traffic and complexity. If you happen to do a bad design choice you will see that it takes a lot of effort to stop the pattern from propagating to your backends’ services and controllers, and finally to your frontend.
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In Praise of AutoHotKey
People think it’s weird that I do all my development on a Windows machine. It’s definitely a second-class citizen experience in the wider development world, and Windows has a lot of really frustrating issues, but it’s still my favorite operating system. This is for exactly one reason: AutoHotKey. AHK is an engine for…
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Notes on Technical Writing
Marcus Kazmierczak's blog about code, data visualization, and life
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The Remarkable Number 1/89 (2004)
The Fibonacci series is a famous example of an object with a simple mathematical description, but a nearly inexhaustable list of bizarre and complicated properties. Originally, the series was described by Fibonacci in the 15th century in connection with the following problem:
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20 Years Later
Almost exactly twenty years ago I started writing a short article about the problems with string theory. I had been thinking about doing this for quite a while, and the timing of entering the twent…
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Mercurial’s journey to and reflections on Python 3
Mercurial 5.2 was released on November 5, 2019. It is the first version of Mercurial that supports Python 3. This milestone comes nearly 11 years after Python 3.0 was first released on December 3, 2008.
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I bought netflix.soy
An exploration into top level domains. How I ended up buying netflix.soy and domains from facebook, microsoft and google.
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Mental Wealth
TL;DR • When it comes to mental health, our society approaches it like we did with physical health 50 years ago. We only think about it when something goes wrong. • To the wider public, mental heal…
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Writing an OS in Rust: Async/Await
In this post, we explore cooperative multitasking and the async/await feature of Rust. We take a detailed look at how async/await works in Rust, inclu…
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Monospace: A JavaScript demo in 1021 bytes, winner of the demo competition
MONOSPACE: Flip dots with feelings, a JavaScript demo in 1021 bytes, winner of the 1024 bytes demo competition at Assembly 2020.
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To Get More Replies, Say Less (2017)
This is a story of how a software company was able to start a conversation with 8x more of their users by cutting the length of their emails by 90%. You could set up a test of this method in less than an hour. The Problem One of the most
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The use of `class` for things that should be simple free functions
For those who only read above the fold: I don’t say that all object-orientation is bad! OOP, especially classical polymorphic OOP, has a well-deserved place in real code. I’m going to talk about a very specific antipattern that I see with some frequency: the use of class for things that should be simple free functions.
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The effects on cognition of sleeping 4 hours per night for 12-14 days
Discuss this study on my forum or see discussion on Hacker News (>400 points, >350 comments). Abstract I slept 4 hours a night for 14 days and didn’t find any effects on cognition (assessed via Psychomotor Vigilance Task, a custom first-person shooter scenario, and SAT). I’m a 22-year-old male and normally I sleep 7-8…
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Memory safe ‘curl’ for a more secure internet
tldr: work has started to make Hyper work as a backend in curl for HTTP. curl and its data transfer core, libcurl, is all written in C. The language C is known and infamous for not being memory safe and for being easy to mess up and as a result accidentally cause security problems. At … Continue reading rust in curl…
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US Border Patrol says they can create central repository of traveler emails
The U.S. government has taken the opportunity during the global pandemic, when people aren't traveling out of the country much, to roll out a new platform for storing information they believe they are entitled to take from people crossing the border. A new filing reveals how the U.S. Border Patrol will store data from…
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Dangerous domain corp.com goes up for sale
As an early domain name investor, Mike O’Connor had by 1994 snatched up several choice online destinations, including bar.com, cafes.com, grill.com, place.com, pub.com and television.com. Some he sold over the years, but for the past 26 years O’Connor refused to auction perhaps the most sensitive domain in his stable…
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Mozilla’s Uncertain Future
Some thoughts on Mozilla for people who don’t know Mozilla.
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United States vs. Google
The Justice Department’s lawsuit against Google is appropriately narrow, and if it fails it gives a template for Congressional action.
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Shitlist Driven Development (2016)
Recently the team I work with completed a project to allow Shopify to run in multiple datacenters . This project was a refactoring project in disguise. When you undertake large refactoring of a code-base with 100s of developers and 100,000s of lines of code, you can’t align by sending an email. The merge-conflicts a…
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CRDTs: The Hard Parts [video]
A talk at Hydra distributed computing conference , online (originally planned to be in Moscow, Russia), 06 Jul 2020
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Usenet – Let's Return to Public Spaces
Usenet was what the Web is missing nowadays: a genuinely public space, with unclear ownership