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

263 speckx 2026-03-30 18:43:33 UTC sambent.com Llama Share 77

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

231 karimf 2026-03-30 18:43:33 UTC alexhwoods.com Llama Share 70

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.

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

91 HughParry 2026-03-30 19:43:33 UTC anishathalye.com Llama Share 44

A team created a touchscreen MacBook using a $1 mirror and computer vision, allowing for touch input without an external webcam. The system uses a webcam, mirror, and computer vision to translate finger movements into mouse events, making existing apps touch-enabled.

How to turn anything into a router

517 yabones 2026-03-30 13:43:33 UTC nbailey.ca Llama Share 189

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.

Learn Claude Code by doing, not reading

21 taubek 2026-03-30 20:43:33 UTC claude.nagdy.me Full Share 3

Practice slash commands, hooks, and skills in a terminal simulator right in your browser. No setup, no API key. Interactive forms generate CLAUDE.md, hooks, and plugin configs you can copy straight into your project. Each module ends with a quiz. Answer wrong and you get the explanation, not just the answer.

Bird brains (2023)

270 DiffTheEnder 2026-03-30 13:43:33 UTC dhanishsemar.com Llama Share 174

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

192 mihau 2026-03-30 16:43:33 UTC github.com/electrikmilk Llama Share 39

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.

Agents of Chaos

12 luu 2026-03-30 20:43:33 UTC agentsofchaos.baulab.info Llama Share 0

Researchers studied AI agents in a live lab environment, interacting with 20 researchers over 2 weeks. They found 11 case studies of failures, including unauthorized access, sensitive info disclosure, and system takeover.

Researchers find 3,500-year-old loom that reveals textile revolution

21 geox 2026-03-30 19:43:33 UTC web.ua.es Llama Share 0

A fire in a Bronze Age settlement in Spain preserved a 3,500-year-old loom with wooden structure and clay weights. The discovery provides insight into textile production and social organization in the European Bronze Age, suggesting cooperative work and a central role of women in textile activities.

Roulette Computers: Hidden Devices That Predict Spins

31 o4c 2026-03-30 19:43:33 UTC roulette-computers.com Llama Share 3

Roulette computers are used in half of casinos to predict ball movements with high accuracy. They use variables like ball deceleration and rotor speed to make early predictions.

William Blake, Remote by the Sea

27 occurrence 2026-03-30 19:43:33 UTC laphamsquarterly.org Llama Share 1

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.

OCR for construction documents does not work, we fixed it

95 wcisco17 2026-03-30 16:43:33 UTC getanchorgrid.com Llama Share 61

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.

Seeing Like a Spreadsheet

38 paulpauper 2026-03-30 18:43:33 UTC davidoks.blog Llama Share 12

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.

A sea of sparks: Seeing radioactivity

37 maurycyz 2026-03-30 18:43:33 UTC maurycyz.com Llama Share 14

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.

Show HN: Coasts – Containerized Hosts for Agents

42 jsunderland323 2026-03-30 16:43:33 UTC github.com/coast-guard Llama Share 11

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.

CodingFont: A game to help you pick a coding font

249 nvahalik 2026-03-30 15:43:33 UTC codingfont.com Full Share 146

Browse Studio

Build123d: A Python CAD programming library

99 Ivoah 2026-03-30 14:43:33 UTC github.com/gumyr Llama Share 40

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.

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

82 isaacfrond 2026-03-30 13:43:33 UTC quantamagazine.org Llama Share 68

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.

Car Seats as Contraception

16 CGMthrowaway 2026-03-30 20:43:33 UTC journals.uchicago.edu Full Share 22

Recover Apple Keychain

28 speckx 2026-03-30 17:43:33 UTC arkoinad.com Llama Share 8

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.

How Iran is making a mint from the current war

14 Jimmc414 2026-03-30 19:43:33 UTC economist.com Llama Share 6

The Middle East's petro-monarchies' image as reliable oil suppliers has been shattered by the third Gulf war. The war has led to a surge in energy prices, potentially causing a recession.

Mathematical methods and human thought in the age of AI

180 zaikunzhang 2026-03-30 11:43:33 UTC arxiv.org Llama Share 72

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.

Take better notes, by hand

145 sonicrocketman 2026-03-30 16:43:33 UTC brianschrader.com Llama Share 67

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.

An NSFW filter for Marginalia search

73 speckx 2026-03-30 16:43:33 UTC marginalia.nu Llama Share 13

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.

What we learned building 100 API integrations with OpenCode

6 rguldener 2026-03-30 21:20:33 UTC nango.dev Prefix Share 1

With all the recent advancements in coding models, we wanted to see how far we can push an autonomous agent building integrations with external APIs. TL;DR: Our background agent isn’t perfect, but it reliably generates ~200 integrations across five APIs (Google Calendar, Drive, Sheets, HubSpot, and Slack) in 15 minutes and less than $20 in token costs. This post is about what it took to get ...

I am definitely missing the pre-AI writing era

213 joozio 2026-03-30 07:43:33 UTC lesswrong.com Llama Share 177

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.

Vulnerability research is cooked

79 pedro84 2026-03-30 19:43:33 UTC sockpuppet.org Llama Share 55

AI coding agents will drastically alter exploit development, making it easier to find vulnerabilities in software. This shift will profoundly impact information security and the Internet, potentially rendering traditional countermeasures ineffective.

I use Excalidraw to manage my diagrams for my blog

258 mlysk 2026-03-30 07:43:33 UTC blog.lysk.tech Llama Share 101

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.

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

201 gnabgib 2026-03-30 15:43:33 UTC ftc.gov Llama Share 105

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.

From Proxmox to FreeBSD and Sylve in our office lab

63 arch1e 2026-03-30 14:43:33 UTC iptechnics.com Llama Share 50

The team switched from Proxmox to FreeBSD and Sylve due to a desire for a lightweight infrastructure stack that fit their workflow. They wanted a setup that stayed simple and direct under repetition, allowing them to focus on their work rather than managing infrastructure.