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TSA-style body scanners are coming to public spaces
Civil Rights, Criminal Justice and Homeland Security
New
The latest blog posts to take off on Hacker News. 2,668 posts.
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A Tiling Desktop Environment
I've been thinking about graphical shells recently. One of the great things about open source desktops is there is a plethora of choice when it comes to graphical shells. However they seem to fall into two camps: Full featured desktop environments that stick to the conventional stacking window metaphor. Narrowly…
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Remembering Murray Gell-Mann
Stephen Wolfram shares his memories of Murray Gell-Mann, leader in particle physics and Nobel Prize winner. Observations from years together in Caltech’s physics department and a selection of Gell-Mann’s contributions to physics.
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Moscow Publishes Photocopies of Molotov-Ribbentrop Pact, Secret Protocols
Paul Goble Staunton, June 1 – For the first time, a Moscow portal, Istoricheskaya pamyat , has published photocopies of th...
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Stripped-down Kubernetes on the Raspberry Pi
Join me as I test-drive the smallest ever Kubernetes distribution k3s. Find out how this runs on Raspberry Pi compared to kubeadm with Docker.
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Perl 6's given: switch on steroids
Sometimes the best features of Perl — and even more so of Perl 6 — are found by asking yourself, “I wonder if this’ll work?” and then findin...
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Implementing a Convolutional Neural Network Using Only NumPy
A simple walkthrough of deriving backpropagation for CNNs and implementing it from scratch in Python.
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Undervalued Engineering Skills: Writing Well
I have been coaching several experienced software engineers to further grow professionally, since transitioning [https://blog.pragmaticengineer.com/things-ive-learned-transitioning-from-engineer-to-engineering-manager/] to being an engineering manager. I have noticed a few skills that people often underestimate the…
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Let’s fix up Notre Dame with concrete and steel, but let the sun shine into it
So, here’s a story. On 15 April 2019, when the roofspace over the crossing of Paris Cathedral caught fire, I was in a pub in east London having a burger. My initial reaction was not one of an…
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Abuses show Assange case was never about law
It is astonishing how often one still hears well-informed, otherwise reasonable people say about Julian Assange: “But he ran away from Swedish rape charges by hiding in Ecuador’s embassy in London.” That short sentence includes at least three factual errors. In fact, to repeat it, as so many people do, you would
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Billions wasted on Hadoop startups, the same will eventually be true of Docker
Zet Casino 2026: tysiące gier, bonus powitalny, wpłaty BLIK i krypto, wypłaty w minutach oraz polskie wsparcie 24/7. Sprawdź naszą ofertę.
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Information Security Mental Models
Mental models frame how we think about the world. This article describes how they work and why we need more of them in information security.
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Better Bash History (2012)
By default, the Bash shell keeps the history of your most recent session in the .bash_history file, and the commands you’ve issued in your current session are also available with a history call. These defaults are useful for keeping track of what you’ve been up to in the shell on any given machine, but with disks much…
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UTF-8 String Indexing Strategies
When designing or, in some cases, implementing a programming language with built-in support for Unicode strings, an important decision must be made about how to represent or encode those strings in memory. Not all representations are equal, and there are trade-offs between different choices.
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Building a Stateless API Proxy
How to make an access-limiting proxy for any API
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Is High Quality Software Worth the Cost?
We usually perceive that it costs more to get higher quality, but software internal quality actually reduces costs.
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The Art of Thinking Long-Term Even When Money Is Running Out
It’s easy to buy into the ‘overnight success’ story. But in reality, building a venture is a five- to seven-year endeavour. It requires…
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Exponential Economist Meets Finite Physicist (2012)
[ An updated treatment of some of this material appears in Chapter 2 of the Energy and Human Ambitions on a Finite Planet (free) textbook, also mirrors a 2022 article in Nature Physics . . ]
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Should Failing Phish Tests Be a Fireable Offense?
Would your average Internet user be any more vigilant against phishing scams if he or she faced the real possibility of losing their job after falling for one too many of these emails? Recently, I met someone at a conference who said his employer had in fact terminated employees for such repeated infractions. As this…
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Delisted Overnight: A Cautionary Tale for Indie iOS Developers
How my app’s keywords mysteriously disappeared from search results and downloads were slashed by 44%
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The sorry state of OpenSSL usability (2017)
OpenSSL's inadequate documentation, confusing key formats, and deprecated interfaces make it difficult to use, despite its importance.
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Outschooling
A few months ago I posted some data on this blog that showed the growth of homeschooling in the US with almost 5% of K12 students being schooled at home. I wrote at the end of that post: This is a trend to watch and, possibly, to invest in Well, invest in it we did. […]
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ProtonMail Voluntarily Offers Assistance for Real-Time Surveillance?
Proton Mail disputed some of the content of the post originally published at this location. We will continue the discussion directly with Proton Mail, in particular at a meeting in …
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Cake or death: AMP and the worrying power dynamics of the web
Web developer, standards and engineering nerd, cocktail enthusiast, maker.
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Why Codeless Software Is Doomed to Fail
Every couple of years, the hope surfaces that a simple graphical interface will replace teams of developers. Business people to quickly and easily create beautiful expressions of their ideas and launch them into production seamlessly. A handful of startups in every generation take up this challenge, and they mostly…