Fedware: Government apps that spy harder than the apps they ban

95 speckx 2026-03-30 19:00:45 UTC sambent.com Llama Share 18

The US government's mobile apps, including the White House app, request excessive permissions and embed trackers, violating users' privacy. These apps, part of a surveillance apparatus, collect sensitive data that feeds into ICE raids and warrantless location tracking.

Do your own writing

110 karimf 2026-03-30 18:00:45 UTC alexhwoods.com Llama Share 32

LLMs can undermine authenticity and credibility by generating writing that lacks thought and understanding. Effective writing requires human thoughtfulness and effort to establish credibility and increase understanding.

How to turn anything into a router

461 yabones 2026-03-30 14:00:45 UTC nbailey.ca Llama Share 172

User wants to create a homebrew router using a Linux-powered device, such as a mini-PC, to bypass a US policy banning new consumer router imports.

Bird brains (2023)

254 DiffTheEnder 2026-03-30 14:00:45 UTC dhanishsemar.com Llama Share 162

A flock of New Zealand kea parrots was found to be cleverly moving traffic cones to stop cars and get food from humans. Researchers have developed various tests to measure bird intelligence, including the mirror test, Aesop's Fable, and delayed gratification test.

Cherri – programming language that compiles to an Apple Shortuct

132 mihau 2026-03-30 16:00:45 UTC github.com/electrikmilk Llama Share 23

Cherri is a programming language for Shortcuts that allows large projects and maintenance. It has a package manager, type checking, and a GUI IDE for macOS.

CodingFont: A game to help you pick a coding font

200 nvahalik 2026-03-30 16:00:45 UTC codingfont.com Full Share 115

Browse Studio

A sea of sparks: Seeing radioactivity

25 maurycyz 2026-03-30 19:00:45 UTC maurycyz.com Llama Share 8

Seeing individual atoms is impossible with light, but nuclear reactions like alpha particle emission from heavy elements like uranium can produce a visible flash. A scintillation screen coated with zinc sulfide can convert alpha particles' energy into light, allowing us to see thousands of momentary points of light around the source.

William Blake, Remote by the Sea

12 occurrence 2026-03-30 19:14:45 UTC laphamsquarterly.org Llama Share 0

William Blake moved to Felpham in 1800 with his wife Catherine, seeking a change from London. He was inspired by the sea and its transformative power, which influenced his art and poetry.

Seeing Like a Spreadsheet

22 paulpauper 2026-03-30 19:00:45 UTC davidoks.blog Llama Share 1

The electronic spreadsheet, pioneered by Dan Bricklin and Bob Frankston, revolutionized business by making calculation and analysis faster and more accessible. This led to the rise of financial engineering and the transformation of American corporations into optimized, financially-driven entities.

The Hateful Eight is 85% of S&P 500 Decline

24 aanet 2026-03-30 19:00:45 UTC paulkedrosky.com Llama Share 23

The S&P 500 index is down 7% year-to-date due to the "Hateful Eight" stocks, which account for 85% of the drawdown. These mega-cap tech stocks, including Microsoft, Nvidia, and Apple, have large weights and are causing the index's decline.

OCR for construction documents does not work, we fixed it

68 wcisco17 2026-03-30 17:00:45 UTC getanchorgrid.com Llama Share 47

Anchorgrid.ai's door detection service processes PDFs in 2-4 minutes per job, scaling with page count and complexity. Upgrading to Pro or Enterprise plans uses dedicated GPU infrastructure for faster detection.

Build123d: A Python CAD programming library

82 Ivoah 2026-03-30 15:00:45 UTC github.com/gumyr Llama Share 35

build123d is a Python-based CAD framework for 2D and 3D modeling, built on Open Cascade. It offers algebraic modeling and a clean, Pythonic interface for precise models.

Take better notes, by hand

118 sonicrocketman 2026-03-30 17:00:45 UTC brianschrader.com Llama Share 57

The author uses a four-part note-taking system, with the most useful method being writing by hand in paper notebooks. They date every page and use an index to organize their notes, allowing them to easily find information later.

In math, rigor is vital, but are digitized proofs taking it too far?

65 isaacfrond 2026-03-30 14:00:45 UTC quantamagazine.org Llama Share 51

Mathematicians have long sought to formalize their proofs to ensure rigor and accuracy. They've developed systems like Lean, a computer language that can automatically verify proofs, but its adoption comes with risks of homogenizing math and shifting focus away from the problem domain.

Mathematical methods and human thought in the age of AI

168 zaikunzhang 2026-03-30 12:00:45 UTC arxiv.org Llama Share 65

AI is a natural evolution of human tools, facilitating idea creation and dissemination. Its development should remain human-centered to enhance quality of life and expand human thought.

Turning a MacBook into a touchscreen with $1 of hardware (2018)

3 HughParry 2026-03-30 19:24:45 UTC anishathalye.com Prefix Share 0

We turned a MacBook into a touchscreen using only $1 of hardware and a little bit of computer vision. The proof-of-concept, dubbed “Project Sistine” after our recreation of the famous painting in the Sistine Chapel, was prototyped by me, Kevin, Guillermo, and Logan in about 16 hours. The basic principle behind Sistine is simple. Surfaces viewed from an angle tend to look shiny, and you can ...

FTC action against Match and OkCupid for deceiving users, sharing personal data

174 gnabgib 2026-03-30 16:00:45 UTC ftc.gov Llama Share 90

The FTC took action against OkCupid and Match Group for sharing users' personal info with an unrelated third party despite promises to protect it. OkCupid and Match are now prohibited from misrepresenting their privacy policies.

What Construction at a Train Station Taught Me About Software Engineering

4 vinhnx 2026-03-30 19:00:45 UTC engineering.leanix.net Prefix Share 0

Today I found myself observing the construction site at Ljubljana's central train station. I've always taken their work for granted, but today I looked deeper. The station can't close, since it would severely affect tourism, transportation of people and goods, and much more. The work is carefully broken down, workarounds are implemented, and trains are logistically shuffled to ...

Show HN: Coasts – Containerized Hosts for Agents

28 jsunderland323 2026-03-30 16:00:45 UTC github.com/coast-guard Llama Share 9

Coasts is a CLI tool for running isolated dev environments on a single machine with a local UI. It works with existing Docker setups and is offline-first with no vendor lock-in risk.

The curious case of retro demo scene graphics

321 zdw 2026-03-30 06:00:45 UTC datagubbe.se Llama Share 81

The demo scene initially tolerated copying due to technical limitations, but as it evolved, artists began to value originality and craft over plagiarism. Today, many sceners reject AI-generated art and plagiarism, valuing the creative process and technical limitations that define the scene.

An NSFW filter for Marginalia search

48 speckx 2026-03-30 16:00:45 UTC marginalia.nu Llama Share 9

The author built an NSFW filter for a search engine using a single hidden layer neural network, trained on a dataset of labeled search results. The filter was implemented from scratch and performed well, with a 20-30% agreement with a classifier using open-source models.

I am definitely missing the pre-AI writing era

183 joozio 2026-03-30 08:00:45 UTC lesswrong.com Llama Share 157

The user's writing skills have deteriorated due to over-reliance on AI tools for grammar and vocabulary checks, causing them to lose their unique voice and creative expression. They are seeking advice on how to regain their writing skills and focus on their own voice, rather than relying on AI assistance.

I use Excalidraw to manage my diagrams for my blog

237 mlysk 2026-03-30 08:00:45 UTC blog.lysk.tech Llama Share 99

User created an Excalidraw extension to generate SVGs for light and dark mode, but it caused frustration due to dependency on text changes. They then created a new extension that automatically exports frames as SVGs in both modes, allowing for local review and reference.

How Does Offline Bitcoin Signing Work Step by Step

3 frozensecurity 2026-03-30 19:01:45 UTC frozensecurity.com Prefix Share 1

How offline Bitcoin signing works: the step-by-step workflow, PSBT format, hardware wallet comparison, Dark Skippy attack, and the key-at-rest problem explained. Offline Bitcoin signing means creating a valid transaction signature on a device that has zero internet connection — no Wi-Fi, no Bluetooth, no USB data channel. When you send Bitcoin, the network requires a cryptographic signature ...

New Washington state law bans noncompete agreements

231 toomuchtodo 2026-03-30 18:00:45 UTC seattletimes.com Llama Share 89

Washington state law signed by Rep Liz Berry outlaws noncompete agreements, effective June 30, 2027. Employers must notify workers about voided agreements by October 1, 2027.

Recover Apple Keychain

11 speckx 2026-03-30 18:00:45 UTC arkoinad.com Llama Share 0

User relied on Touch ID and muscle memory, leading to password reset issues. Resetting password caused keychain data loss, but restoring old data was simple by replacing the new keychain file with the old one.

Proactively Parasocial

18 jxmorris12 2026-03-30 17:00:45 UTC nicklandolfi.com Llama Share 3

Posting on a blog can build parasocial relationships by giving readers an illusion of face-to-face connection with the writer. This can be a positive way to form connections with others, such as authors or inspiring heroes, but can also be negative if it replaces real social relationships.

Fibonacci's Composed Fractions

8 aebtebeten 2026-03-30 18:00:45 UTC ztoz.blog Prefix Share 1

Leonardo of Pisa (c1170-1241+), better known as Fibonacci, wrote Liber Abaci to introduce and advocate the adoption of “Indian figures” (Hindu-Arabic numerals) to Italy. The book explains how to perform arithmetic and common business problems using the digits and a positional number system. Leonardo uses a composed fractions (aka composite fractions, aka linked fractions) notation to express ...

You are falling behind because you haven't fed the insincerity machine

99 speckx 2026-03-30 18:00:45 UTC christianheilmann.com Llama Share 21

The author is concerned about social media's decline into a platform for automation and fake human interaction, where people use AI tools to post and comment on behalf of others. They advocate for authenticity and honesty, urging creators to be present and human on social media, rather than relying on virtual doubles.

The ladder is missing rungs – Engineering Progression When AI Ate the Middle

38 sorenvrist 2026-03-30 14:00:45 UTC negroniventurestudios.com Llama Share 3

AI tools are changing the landscape of software engineering, but the conversation is focused on code generation rather than the skills and judgment required to supervise AI. The structural problem is that AI handles tasks that used to train engineers, leaving a gap in the career ladder and raising questions about where the next generation of engineers will come from.