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Securing Firefox with WebAssembly
Protecting the security and privacy of individuals is a central tenet of Mozilla’s mission. While we continue to make extensive use of both sandboxing and Rust in Firefox to address ...
Most cited
Posts that commenters keep linking to, ranked by how many different people have cited them in Hacker News comments. 904 posts.
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Rewriting the heart of our sync engine
Over the past four years, we've been working hard on rebuilding our desktop client's sync engine from scratch. The sync engine is the magic behind the Dropbox folder on your desktop computer, and it's one of the oldest and most important pieces of code at Dropbox. We're proud to announce today that we've shipped this…
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Staff archetypes
Most career ladders define a single, uniform set of expectations for Staff engineers operating within the company. Everyone benefits from clear role expectations, but career ladders are a tool that applies better against populations than people. This is particularly true for Staff-plus engineers, whose career ladders…
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Pfizer and BioNTech Conclude Phase 3 Study of COVID-19 Vaccine Candidate, Meeting All Primary Efficacy Endpoints
Primary efficacy analysis demonstrates BNT162b2 to be 95% effective against COVID-19 beginning 28 days after the first dose; 170 confirmed cases of COVID-19 were evaluated, with 162 observed in the placebo group versus 8 in the vaccine group Efficacy was consistent across age, gender, race and ethnicity demographics…
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About One-in-Four U.S. Hispanics Have Heard of Latinx, but Just 3% Use It
The term Latinx has emerged in recent years as a gender-neutral alternative to the pan-ethnic terms Latino, Latina and Hispanic. However, awareness of Latinx is relatively low among the population it is meant to describe.
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Adversarial Interoperability
“Interoperability” is the act of making a new product or service work with an existing product or service: modern civilization depends on the standards and practices that allow you to put any dish into a dishwasher or any USB charger into any car’s cigarette lighter.But interoperability is just the...
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Long COVID: Lasting effects of COVID-19
COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.
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The Day AppGet Died
The story of how Microsoft embraced and then killed AppGet.
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DirectX is coming to the Windows Subsystem for Linux
DirectX 12, NVIDIA CUDA, OpenGL and OpenCL acceleration are coming to the Windows Subsystem for Linux.
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The Hardest Program I've Ever Written – How a code formatter works (2015)
The hardest program I’ve ever written, once you strip out the whitespace, is 3,835 lines long. That handful of code took me almost a year to write. Granted, that doesn’t take into account the code that didn’t make it. The commit history shows that I deleted 20,704 lines of code over that time. Every surviving line has…
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Thunderbird’s New Home
As of today, the Thunderbird project will be operating from a new wholly owned subsidiary of the Mozilla Foundation, MZLA Technologies Corporation. This move has been in the works for a while as Thunderbird has grown in donations, staff, and aspirations. This will not impact Thunderbird’s day-to-day activities or…
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Blogging vs. Blog Setups
Rakhim's homepage. I build open source projects and write about technology, programming, and life.
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Half of the world’s habitable land is used for agriculture
More than three-quarters of global agricultural land is used for livestock, despite meat and dairy making up a much smaller share of the world's protein and calories.
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What the data says about immigrants in the U.S.
As of June 2025, the country’s foreign-born population had shrunk by more than a million people, marking its first decline since the 1960s.
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Software Disenchantment (2018)
Everything is going to hell and nobody seems to care
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An Intuitive Guide to Linear Algebra (2012)
Despite two linear algebra classes, my knowledge consisted of "Matrices, determinants, eigen something something". Why? Well, let's try this course format:
109
Resignation Letter
It is with sadness that I write to tell you that I am resigning from The New York Times.
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Xi-Editor Retrospective
A bit more than four years ago I started the xi-editor project. Now I have placed it on the back burner (though there is still some activity from the open source community). The original goal was to deliver a very high quality editing experience. To this end, the project spent a rather large number of “novelty…
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Gallup: 81% of Black Americans Want Police to Retain Local Presence
It's not so much the volume of interactions Black Americans have with the police that troubles them or differentiates them from other racial groups, but rather the quality of those interactions.
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Why Japanese web design is so different (2013)
In the mind’s eye of many people, Japan is a land of tranquil Zen gardens, serene temples, and exquisite tea ceremonies. Both traditional and contemporary Japanese architecture, books and mag…
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ZFS: Use mirror vdevs, not RAIDZ
Continuing this week’s “making an article so I don’t have to keep typing it” ZFS series… here’s why you should stop using RAIDZ, and start using mirror vdevs instead.
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What the Dunning-Kruger effect is and isn’t (2010)
If you regularly read cognitive science or psychology blogs (or even just the lowly New York Times!), you’ve probably heard of something called the Dunning-Kruger effect. The Dunning-Kruger e…
118
Face Masks: Much More Than You Wanted to Know
There’s been recent controversy about the use of face masks for protection against coronavirus. Mainstream sources, including the CDC and most of the media say masks are likely useless and no…
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Two-Thirds of Americans Think Government Should Do More on Climate
There is bipartisan support for several proposals to reduce the effects of climate change, especially for large scale tree-plantings to help absorb carbon emissions and offering tax credits to businesses that capture carbon emissions.
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Sizing Up Twitter Users
Twitter users are younger, more likely to identify as Democrats, more highly educated and have higher incomes than U.S. adults overall.