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Porting Firefox to Apple Silicon
The release of Apple Silicon based Macs at the end of last year generated a flurry of news and some surprises at the machine’s performance.
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Dave Herman’s contributions to Rust
I think the Rust language is a big success. When I think back on it I am in awe: so much had to go right to get where we are, and there were so many opportunities to go wrong. It took many tiny miracles for the Rust language to become what it has. Those miracles didn’t happen by accident though: each one was created…
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Have you ever hurt yourself from your own code?
Have you ever accidentally caused harm to yourself or others from your code? I have.
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Write libraries instead of services, where possible
For any developer with limited resources, this means a library (where viable) can provide the same functionality to the user, at a lower cost to the developer than a service.
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Reprojecting the Perseverance landing footage onto satellite imagery
The landing of the Mars 2020 Perseverance rover last month amazed the world. The stunning footage of the descent shows each stage of the sequence. If you have not seen it already you can watch it here .
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Improving Firefox stability on Linux
A year ago at Mozilla we started to improve Firefox stability on Linux. This effort quickly became an example of good synergies between FOSS.
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It takes a PhD to develop that
In light of recent events regarding the performance of the Windows terminal 1 , I thought it would be worth spending some time on this topic, since it uncovers a few problems that are pestering the software industry.
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Papers every developer should read at least twice (2009)
10 Papers Every Developer Should Read - (At Least Twice)
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Speed of Rust vs. C
The run-time speed and memory usage of programs written in Rust should about the same as of programs written in C, but overall programming style of these languages is different enough that it's hard to generalize their speed. This is a summary of where they're the same, where C is faster, and where Rust is faster.
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A single line of code made a 24-core server slower than a laptop
Imagine you wrote a program for a pleasingly parallel problem, where each thread does its own independent piece of work, and the threads don’t need to coordi...
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Zulip 4.0: Threaded open source team chat
We’re excited to announce the release of Zulip Server 4.0, containing hundreds of new features and bug fixes! Zulip is an open-source team collaboration tool with unique topic-based threading that combines the best of email and chat to make remote work productive and delightful. Fortune 500 companies, …
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Understanding Awk
Learn the basics of Awk, a powerful text processing tool, in this informative article. Discover how to use Awk to manipulate and analyze data, calc...
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Linux Touchpad Like MacBook Update: Touchpad Gestures Now Shipping
Bill is driven by the challenge of how best to quantify valuable questions that defy quantification. It's possible this instinct may have been awakened in Bill at age 14, when he won a soft, stuffed bunny at the orthodontist for guessing the number of jelly beans in the gumball machine.
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Why asynchronous Rust doesn't work
This is old! When I wrote it, I was a very different person.As it turns out, growing up a bit made me care a lot less about the nuances of Rust programming.
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A Vim Guide for Advanced Users
We continue our walk on the path leading to Vim mastery by reviewing crazy Vim functionalities which will increase even more your productivity.
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Postgres Full-Text Search: A search engine in a database
With Postgres, you don't need to immediately look farther than your own database management system for a full-text search solution. If you haven't yet given Postgres' built-in full-text search a try, read on for a simple intro.
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Tricks I wish I knew when I learned TypeScript
TypeScript is a big Superset of JavaScript which has many features which might not be shown in every beginner tutorial. This post has three of them to make your life easier learning TypeScript.
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Programming is hard
Most beginners in programming eventually end up with the same ingratiating message: „Programming is easy, everyone can do it”, with some threatening message that people doing the gatekeeping should stop doing that. I’m here to tell you that that is not true. Programming is hard, programming is not for everyone, and…
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Parsing Protobuf at 2+GB/S: How I Learned to Love Tail Calls in C
[Note: there have been several developments in this space since thisarticle was published. See A Tail Calling Interpreter For Python (And Other Updates) for...
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We found and fixed a rare race condition in our session handling
On March 8, out of an abundance of caution, we logged all users out of GitHub.com. In this post we share technical details of the vulnerability and steps we're taking to ensure it doesn't happen again.
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Livebook: A collaborative and interactive code notebook for Elixir
Livebook is a web application for writing interactive and collaborative code notebooks
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The Greatest Regex Trick Ever (2014)
Describes a regular expressions technique to match a word or pattern except in certain contexts: excluding tags, ignoring contents, word blacklist.
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Hubris – A small operating system for deeply-embedded computer systems
The release of a small open-source operating system for deeply-embedded computer systems.
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Surprisingly Slow
I have an affinity for performance optimization and making software as efficient as possible. Over the years, I've encountered specific instances and common patterns that make software or computers slow. In this post, I'll shine a spotlight on some of them.
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CSS Tips
26 CSS tips and tricks with live demos: text-overflow ellipsis, line-clamp, position: sticky, scroll snap, gradient text, CSS-only modals and tooltips.
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Street Fighter II paper trails – allocating sprite space by hand
The late 90s saw the emergence of Capcom in the world of arcades. The Osaka based company seemed to produce one hit after another with Ghouls'n Ghosts in 1988, Final Fight in 1989 and Street Fighter II in 1991 among a myriad of other excellent games.