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Writing well
Learn how to write well. Topics include figuring out what to write about, how to write an introduction, the writing process, writing style, and copyediting.
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The latest blog posts to take off on Hacker News. 5,567 posts.
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Technology as It Should Be
Purism makes premium phones, laptops, mini PCs and servers running free software on PureOS. Purism products respect people's privacy and freedom while protecting their security.
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Use `nproc` and not grep /proc/cpuinfo
There’s something really quite subtle about how the nproc utility from GNU coreutils works. If you look at the man page, it’s even the very first sentence: Print the number of processin…
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hCaptcha now runs on fifteen percent of the internet
Discover how hCaptcha has become the largest independent CAPTCHA service and now runs on 15% of the internet.
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Tips for Founders Doing Sales (From a Founder)
The most important things I learned since I started doing sales (I had 0 experience)
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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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A Worsening Culture War
When leaders run out of unifying myths, division is the last currency. Why this Thanksgiving, America is a "death cult" versus "radical socialists"
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macOS has checked app signatures online for over 2 years
Why does it take 2 years to realise that macOS has been checking signing certificate validity online?
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I asked GPT-3 for the question to “42”
Can GPT-3 compute the ultimate question about life, the Universe and everything?
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An API is a user interface
An API is a user interface for programmers, and is no different from a graphical user interface, command-line user interface, or any other interface a human is expected to work with. Turns out programmers are people – who would have thought?
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US internet speeds 91% faster in 2020 according to user speed tests
Internet speeds in the US were more than twice as fast as Europe's in 2021.
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AWS Managed Workflows for Apache Airflow
As the volume and complexity of your data processing pipelines increase, you can simplify the overall process by decomposing it into a series of smaller tasks and coordinate the execution of these tasks as part of a workflow. To do so, many developers and data engineers use Apache Airflow, a platform created by the…
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The AMA is a tax-exempt hedge fund and licensing corporation
The American Medical Association is not a charitable organization. The American Medical Association is not an educational organization. The American Medical Association is a tax-exempt hedge fund and licensing corporation, designed from the ground up to enrich its executives and serve its own bureaucratic interests…
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Learn difficult concepts with the ADEPT method (2014)
After a decade of writing explanations, I've simplified the strategy I use to get new concepts to click. Here's how to teach yourself a difficult idea, or…
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How Rainbow Tables Work
I found the creator of Rainbow Table's paper, aimed at cryptanalysts, was pretty inaccessible considering the simplicity and elegance of Rainbow Tables, so this is an overview of it for a layman.
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Why AWS loves Rust, and how we’d like to help
One of the most exciting things about the Rust programming language is that it makes infrastructure incredibly boring. That’s not a bad thing, in this case. No one wants their electrical wiring to be exciting; most of us prefer the safety that comes with being able to flip a switch and have light to see […]
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Android | Madaidan's Insecurities
By default, Android has a strong security model and incorporates full system SELinux policies , strong app sandboxing , full verified boot , modern exploit mitigations like fine-grained, forward-edge Control Flow Integrity and ShadowCallStack , widespread use of memory-safe languages (Java / Kotlin) and more. As such…
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Spectre.Console lets you make beautiful console apps with .NET Core
I've long said, as a fan of the console and text mode, that the command line is ...
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You might not need machine learning
Machine learning is a trendy topic, so naturally it’s often used for inappropriate purposes where a simpler, more efficient, and more reliable solution suffices. The other day I saw an illustrative and fun example of this: Neural Network Cars and Genetic Algorithms . The video demonstrates 2D cars driven by a neural…
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That’s not why I did it
It has been a very long time since I’ve dealt with a major loom screw up. A really long time. Like I don’t remember the last time? And it isn’t because I’m so very good at this whole weaving thing, but it sort of is. I’ve been weaving since the mid 70’s. If there is a mistake, or screw up, I can assure you I made it…