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Putin’s nuclear torpedo and Project Pluto
There was some wanking among the US foreign policy wonkosphere about the nuclear torpedo “accidentally” mentioned in a Russian news video. The device described in the leak is a megat…
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,307 posts.
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Becoming a Professor
Photo by Daderot [Public domain], via Wikimedia Commons When I was first appointed as the director of the MIT Media...
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Inside Arizona’s Pump Skimmer Scourge
Crooks who deploy skimming devices made to steal payment card details from fuel station pumps don’t just target filling stations at random: They tend to focus on those that neglect to deploy various tools designed to minimize such scams, including security cameras, non-standard pump locks and tamper-proof security…
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Generalizing JSX: Delivering on the Dream of Curried Named Parameters
We deconstruct JSX to create a new general purpose programming tool.
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Varnish Explained
Complete guide to Varnish cache: HTTP headers, VCL configuration, cache invalidation, ESI, and practical setup. Video, slides & real-world examples.
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Ray Tracing in One Weekend
The books are now available in unprotected pdf for PAY WHAT YOU WISH, with 50% going to not for profit programming education organizations. ...
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The limitations of sampling profilers
Perf is probably the most widely used general purpose performance debugging tool on Linux. There are multiple contenders for the #2 spot, and, like perf, they're sampling profilers. Sampling profilers are great. They tend to be easy-to-use and low-overhead compared to most alternatives. However, there are large…
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Robert Elder Software Linux Operating System
Dec 12, 2019 Update: This piece of software is no longer available as I have turned it off due to lack of interest. The article below used to contain a number of links which I have removed. The content below remains only for archival purposes.
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Boosting zopfli performance
Introduction Deflate compression has been around for over 20 years. It's the format used inside most ZIP files. It's used by HTTP to redu...
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Simple Guide to Finding a JavaScript Memory Leak in Node.js (2015)
Please consider reviewing this guide on Amazon, if you’ll find it helpful. Few months ago, I had to debug a memory leak in Node.js. I found a good number of articles dedicated to the subject…
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Workman Keyboard layout
Introduction The Problem with Colemak Back to the Drawing Board Introducing the Workman Layout Pros and Cons Test Results Key Usage Visualization Tests Using Popular Books Downloads Recommended Key…
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Why I don’t use CSS preprocessors
I don’t use CSS preprocessors they way many people do. Here’s an attempt to explain why.
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What is wrong with “A successful Git branching model”?
Update 2018-07. The branching model described here is called trunk based development. I and other people who I collaborated with did not know about the articles that used this name. Nowadays there are excellent web resources about the subject, like trunkbaseddevelopment.com. They have a lot of...
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American Elections Will Be Hacked
It’s over. The voting went smoothly. As of the time of writing, there are no serious fraud allegations, nor credible evidence that anyone tampered with voting rolls or voting machines. And most important, the results are not in doubt. While we may breathe a collective sigh of relief about that, we can’t ignore the…
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Tcl/tk vs. the web
I agree with you. How is it that in order to build an application on the web I need to know at least seven technologies? Client side: - Javascrit - Coffescript to make JS seem sane - Angular or Jquery to make JS seem productive - CSS - SASS to make CSS seem sane - HTML5 - localstorage (to save somethnig) Server side …
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Notes on concurrency bugs
Do concurrency bugs matter? From the literature, we know that most reported bugs in distributed systems have really simple causes and can be caught by trivial tests, even when we only look at bugs that cause really bad failures, like loss of a cluster or data corruption. The filesystem literature echos this result …
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Cryptographic Agility
( These are notes that I wrote up from a talk that I gave at the National Academies Forum on Cyber Resilience . You can tell that it was in Washington, DC because of the “cyber”.
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Version SAT
The package version selection problem is to find a set of dependencies that can be used to build a top-level package P that is complete (all dependencies satisfied) and compatible (no two incompatible packages are selected). There may be no such set, because of the diamond dependency problem: perhaps A needs B and C…
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How to print things
Purpose Terminology Single-sided Standard double-sided Möbius double-sided Two-way double-sided Purpose The purpose of this page is to collect and summarize concise explanations of the pros and con…
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Machine Learning in Rust
This post is aimed at readers who are familiar with Rust and want some insight into why it is great for machine learning.
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