Linux Sandboxes and Fil-C

Memory safety and sandboxing are two different security measures. Combining them with Fil-C runtime is more effective to prevent attacks than having either one.

Using e-ink tablet as monitor for Linux

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User set up an Android E-ink tablet as a display for reading and writing with less eye strain. They used TigerVNC server and AVNC client to mirror their computer screen with low latency.

I fed 24 years of my blog posts to a Markov model

You shared a Mark V. Shaney Junior program on github.com/susam/mvs, a minimal Markov text generator inspired by the 1980s Mark V. Shaney program. The program generates gibberish by training on text data, such as your blog posts.

Surface Tension of Software

Systems hold shape through constraints like surface tension in water, and integrity emerges from making impossible states explicit. Good software has clear boundaries, honest interfaces, and consistent language to prevent ambiguity and maintain coherence.

Recovering Anthony Bourdain's Li.st's

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User worked on a project to recover lost Anthony Bourdain lists from publicly available crawl archives, specifically Common Crawl. They were able to recover most of the lists with the help of Claude and a python script.

I tried Gleam for Advent of Code

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The user enjoyed using Gleam for Advent of Code, appreciating its clean syntax, helpful compiler, and strong functional programming style. They found the language to be well-suited for the challenges, with features like fold_until and pipelines making solutions feel clearer.

Cat Gap

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The cat gap is a 7 million year period in North America where few cat-like species fossils were found, possibly due to climate change, volcanic activity, or competition with other carnivorous mammals. The gap ended with the arrival of felids from Eurasia 18.5 million years ago, which are descended from the genus Pseudaelurus.

Closures as Win32 Window Procedures

The user describes a technique to enhance Win32 window procedure callbacks with a fifth argument to pass extra context, which is useful for libraries with weak custom allocator interfaces. They provide a solution using a trampoline function that allocates executable memory from the loader and uses GNU-styled toolchains targeting COFF to create a new section for the trampoline.

An Implementation of J (1992)

J is a freely available dialect of APL with a simpler and more powerful spelling scheme. It is implemented in C and specified by the J Dictionary.

Lean theorem prover mathlib

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Mathlib is a user maintained library for the Lean theorem prover containing programming infrastructure, mathematics, and tactics. It has detailed installation guides and documentation on its website and GitHub.

No-Tifier (2017)

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You created a portable wooden notifier at the 2017 Stupid Hackathon, using an AVR microcontroller and cell phone buzzer for notifications. It allows users to receive notifications on-the-go through the wooden device.

If a Meta AI model can read a brain-wide signal, why wouldn't the brain?

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The Earth's magnetic field is sensed by many living organisms, including humans, and research has shown that our brain's magnetic field represents a high-fidelity analog representation of our current state of mind. The brain's magnetic field is thought to be used as a global state vehicle, with the locus coeruleus playing a key role in releasing norepinephrine to change brain neurochemistry ...

Twins reared apart do not exist

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The author sent a book to Paul Graham, who tweeted about a study suggesting high heritability of IQ, but the study was flawed due to biases and confounders. The author argues that the study's conclusions are misleading and that heritability of IQ is likely lower than 80%.

Mystery Science Theater 3000: The Definitive Oral History of a TV Masterpiece

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Mystery Science Theater 3000 is a comedy series that originated in the late 1980s, where a host and his robot friends would mock and comment on bad movies. The show was created by Joel Hodgson, who was a comedian and writer, and was initially produced in Minneapolis before moving to Comedy Central, where it became a cult hit and gained a loyal fan base.

The Rise of Computer Games, Part I: Adventure

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The early personal computer game culture was shaped by hobbyists who shared and created games, with adventure games emerging as a popular genre. The first commercial adventure game, Adventureland, was created by Scott Adams in 1979, but it was Infocom's Zork, released in 1980, that became a huge success and dominated the market.

VPN location claims don't match real traffic exits

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IPinfo found that 17 out of 20 popular VPNs claim to exit traffic from countries they don't actually serve.

Useful patterns for building HTML tools

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The user has built over 150 HTML tools combining HTML, JavaScript, and CSS in a single file, using LLMs to generate code and has discovered useful patterns for building these tools. They share their collection of tools and provide tips on how to build and host HTML tools, including using CDNs, local storage, and CORS to enable features like file uploads and API access.

Getting into Public Speaking

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Inspired by a post by Dylan Beattie, I wanted to share my own experience and advice. At the end of 2022, I woke up with a singular decision: I was going to start public speaking. Up until then, I’d only given a couple of meetup talks and a slot at a Laracon US "Science Fair", but I had never been on a big stage. Within a few months of that decision, I went from speaking at meetups ...

Heavy metal is healing teens on the Blackfeet Nation

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A heavy music festival called Fire in the Mountains was held on the Blackfeet Nation to promote healing and community among Native youth. The festival featured Native metal bands and aimed to reduce suicidal distress, which disproportionately affects Native communities.

Bye, Mom

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The writer's mother is in the ICU with acute liver shock and the family is trying to decide whether to take her off life support. The writer is torn between wanting to let her go and trying to find a way to keep her alive.

Go Proposal: Secret Mode

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The new runtime/secret package in Go erases sensitive information from memory after use to prevent attacks. It's experimental and mainly for cryptographic library developers, not application developers.

An off-grid, flat-packable washing machine

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A former Dyson engineer invented the hand-crank Divya washing machine for deprived communities, reducing laundry time by 75% and halving water consumption. The machine has impacted 50,000 people with plans to reach 1,000,000 by 2030 through a network of partners and localised production.

Why Twilio Segment moved from microservices back to a monolith

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Twilio Segment initially adopted a microservices architecture but faced complexity and decreased productivity. They later transitioned to a monolithic architecture, which improved developer productivity and operational efficiency despite some trade-offs.

University life: From 50 years ago to now (2019)

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While we may not be travelling around on hoverboards or wearing self-tying shoes, a lot has changed between 1969 and 2019, and higher education and university are just two of those things. The internet has changed how university students study, prices of fees and accommodation have rocketed and smartphones have made socialising so much easier. We take a look back at just how university life ...

Cryptids

https://wiki.bbchallenge.org/w/images/thumb/f/f6/Lovecraft_beaver.png/300px-Lovecraft_beaver.png
Cryptids are Turing Machines with simple rules but hard mathematical problems, often Collatz-like behavior. They are unsolved and presumed hard, making it difficult to determine their halting problem.

Ask HN: How can I get better at using AI for programming?

You're rewriting a jQuery + Django project into SvelteKit and looking to improve efficiency and code quality with AI assistance. AI can replicate code but struggles to meet 90% of your quality standard requiring manual review and improvement.

Dhtml Lemmings (2004)

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From Azure Functions to FreeBSD

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The user migrated their web services from Azure Functions to a FreeBSD server in their garage due to Azure's EOL for Linux Consumption in 2028. The migration was relatively smooth and resulted in improved performance, ease of management, and cost savings, with the user now able to deploy with a simple "sudo make install".

Using Python for Scripting

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The author suggests using Python 3 instead of shell scripts for cross-platform development due to its wide installation and familiarity. Python's standard library ensures consistent behavior across machines.

Researchers seeking better measures of cognitive fatigue

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Scientists are studying cognitive fatigue, a common problem that can lead to mental exhaustion, decreased motivation, and poor decision-making. Researchers are using innovative approaches to understand the biochemical workings of fatigue and its impact on motivation, with the goal of developing effective treatments for conditions like long COVID and chronic fatigue syndrome.