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America needs supply-side reform
It's can't just be an excuse — we need to improve our policies
4742
If only Borland had stuck with Turbo Modula-2 for CP/M (2013)
I have written previously about why Turbo Pascal is a Great Choice For Programming Under CP/M and now it is time to talk about what could have been. You probabl
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Why none of my books are available on Audible
And why Amazon owes me $3,218.55.
4745
How thick is a three-sided coin?
Matt Parker, employing the enviably pithy prose typical of a content creator forged on the unforgiving fires of social media, asked the simple question back in 2018: > How thick is a three-sided coin? Translated into mathematician-ese, this means > What aspect ratio of a flipped coin leads to the chance of landing on…
4746
Books Become Games
Simulation, Gamification, and the Rise of Algorithmic Capitalism
4747
ULIDs and Primary Keys
Not all non-sequential primary keys are created equal, the ULID format is a fantastic substitute for the typical UUIDv4 choice.
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Ssss: Shamir's Secret Sharing Scheme (2006)
Shamir's Secret Sharing Scheme
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Using a tiny HC32L110 ARM chip
A while ago, Hackaday highlighted a new chip, the HC32L110. This chip was one of the many ARM-based microcontrollers that sprung up in China, but this one was remarkable because its diminuitive size: it came in an 16-pin WCSP package of a miniscule 1.6x1.4mm. Aside from that, it seems to be a chip that is somewhat…
4752
My mental model of how alpha opacity works is wrong (2020)
When plotting overlapping elements with a defined alpha (opacity), I had always thought about it as an additive process with results clamped to not exceed 1.
4753
Maps and Memory Leaks in Go
A map can always grow in memory; it never shrinks. Hence, if it leads to some memory issues, you can try different options.
4754
The tech industry controls CS conference funding. What are the dangers?
Research about the influence of computing technologies, such as artificial intelligence (AI), on society relies heavily upon the financial support of the very companies that produce those technologies. Corporations like Google, Microsoft, and IBM spend millions of dollars each year to sponsor labs, professorships, PhD…
4755
Formally Verifying Rust's Opaque Types
Introduction The other day I was reading this blog post covering existential types in Rust (also known as impl Trait or opaque types). In that blog post, the author makes the following claim. We’re going to have to take a slight diversion into type theory here because it motivates a result that is perhaps intuitive…
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Interface Ideas for Chat Apps
New interaction ideas for chat UI in mobile devices.
4758
The Battle of Helm’s Deep, Part I: Bargaining for Goods at Helm’s Gate
Bret Devereaux (A Collection of Unmitigated Pedantry)2022133 points61 commentscited by 3History & Retro Computing details
This is the long-awaited first part of a series (I, II, III, IV, V, VI, VII. VIII) taking a historian’s look at the Battle of Helm’s Deep from both J.R.R. Tolkien’s The Two Towers…
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AI Content Generation, Part 1: Machine Learning Basics
This technology is already changing the creative industry. Here's how it works.
4760
It was all downhill after the Cuecat
Sometime in 2001, I walked into a Radio Shack on San Francisco's Market Street and asked for a Cuecat: a handheld barcode scanner that looked a bit like a cat and a bit like a sex toy. The clerk handed one over to me and I left, feeling a little giddy. I didn't have to pay a cent.
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10 Years of Nukemap
NUKEMAP was released into the world a decade ago, believe it or not.
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Meta’s Adversarial Threat Report, Third Quarter 2022
We’re sharing details about three deceptive networks we took down during the last quarter.
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The definitive guide to “modulo bias” and how to avoid it (2020)
The Latest News from Research at Kudelski Security
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Ramanujan Factorial Approximation (2012)
Ramanujan came up with an approximation for factorial that resembles Stirling's famous approximation but is much more accurate. As with Stirling's approximation, the relative error in Ramanujan's approximation decreases as n gets larger. Typically these approximations are not useful for small values of n. For n = 5…
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My black body story (it's physics)
I studied physics in university, and at one point asked a professor if I should learn German, because it seemed all the key texts of early ...
4769
A lock with many keys: Spoofing DNSSEC-signed domains in 8.8.8.8
We discovered that, until recently, Google Public DNS was theoretically vulnerable to a DNS cache poisoning attack on DNSSEC-signed domain names. Google fixed the vulnerability as a result of our report
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How stdbuf works
Harry Marr — Member of Technical Staff at Anthropic. Co-founded Dependabot, previously at GitHub, Monzo, and GoCardless.