What makes Claude Code so damn good

461 samuelstros 2025-08-23 19:07:42 UTC minusx.ai Llama Share 297

Claude Code is a delightful AI agent that provides a great user experience by leveraging the strengths of the LLM model and using simple, well-crafted prompts and tools. Its design emphasizes simplicity, avoiding over-engineering and multi-agent systems, and instead focusing on a single main thread and a flat list of messages to maintain control and ease debugging.

Line scan camera image processing for train photography

447 dllu 2025-08-23 16:09:21 UTC daniel.lawrence.lu Llama Share 81

The user uses a line scan camera to capture images of trains and other objects, and has developed a technique to detect moving objects by computing an "energy function" that weighs the image gradient against the maximum pixel value. The user has also implemented a speed estimation technique using the camera's Bayer array and a patch-based denoiser to remove noise from the images, and is ...

Manim: Animation engine for explanatory math videos

427 pykello 2025-08-23 07:35:49 UTC github.com/3b1b Llama Share 68

Manim is a library for creating animations, with two versions: ManimGL and Manim Community, each with its own installation instructions and requirements. To install ManimGL, use pip install manimgl, and for Manim Community, use pip install manim or manimlib, with system requirements including FFmpeg, OpenGL, and LaTeX.

Toyota is recycling old EV batteries to help power Mazda's production line

297 computerliker 2025-08-23 18:29:05 UTC thedrive.com Llama Share 135

Toyota's Sweep Energy Storage System collects retired high-voltage batteries from various vehicles and connects them to the power grid. The system monitors and redirects energy flow to prioritize healthy batteries and lower costs.

The cost of interrupted work (2023)

279 _vaporwave_ 2025-08-23 21:45:06 UTC blog.oberien.de Llama Share 203

The 23 minutes and 15 seconds recovery time after an interruption is mentioned in interviews by Gloria Mark, but not found in any primary printed source. It originated from Gloria Mark's statements, not from a specific paper or study.

RFC 9839 and Bad Unicode

265 Bogdanp 2025-08-23 12:54:01 UTC tbray.org Llama Share 148

The IETF published RFC 9839, which explains problematic Unicode characters and offers three subsets to exclude from text fields, especially when using JSON. The RFC is simpler and more useful than PRECIS, but still provides a way to define and enforce subsets of the Unicode character repertoire.

Computer fraud laws used to prosecute leaking air crash footage to CNN

229 BallsInIt 2025-08-23 00:04:56 UTC techdirt.com Llama Share 112

A helicopter and passenger plane collided over the Potomac River in Washington, DC, killing 67 people. Two airport dispatchers were charged with "computer trespass" for recording and sharing CCTV footage of the incident, but the charges were likely unjust and based on a vague state law.

I made a floppy disk from scratch

208 bookofjoe 2025-08-23 10:32:43 UTC kottke.org Llama Share 77

Polymatt recreated a 3.5" floppy disk from scratch, focusing on the complex media itself with PET film and chemicals. He also made a drag knife to create precise cuts, a tool he initially considered buying for over $150.

I'm too dumb for Zig's new IO interface

205 begoon 2025-08-23 06:39:38 UTC openmymind.net Llama Share 309

The user is trying to use Zig's new IO interface with tls.Client, but is struggling with inconsistent documentation and confusing parameter options. They are trying to read a response from a tls.Client, but are having trouble due to missing read method in std.Io.Reader and incorrect buffer usage.

Developer's block

199 todsacerdoti 2025-08-23 09:20:26 UTC underlap.org Llama Share 103

Developer's block occurs when too many best practices are applied at once, causing mental paralysis. To overcome it, focus on one task, take breaks, and implement practices gradually, starting with the most important ones.

I hacked Monster Energy

194 speckx 2025-08-23 16:42:18 UTC bobdahacker.com Llama Share 166

A hacker discovered Monster Energy's corporate infrastructure was exposed and vulnerable to security breaches, including a registration form that could be bypassed to gain full access to their training materials. The hacker found multiple security issues, including an exposed API and an unsecured ClickUp account token, but Monster Energy failed to acknowledge or fix the problems.

My experience creating software with LLM coding agents – Part 2 (Tips)

189 efitz 2025-08-23 00:59:02 UTC efitz-thoughts.blogspot.com Llama Share 103

The user shares their experience using LLM coding agents, emphasizing the importance of providing context and design to achieve better results. They provide tips on how to effectively use LLM agents, including being intentional with design, providing context, and using deep thought mode to avoid loops and improve planning.

A 2k-year-old sun hat worn by a Roman soldier in Egypt

175 sensiquest 2025-08-23 19:35:31 UTC smithsonianmag.com Llama Share 60

A 2,000-year-old Roman felt hat, donated by Egyptologist William Petrie, has been restored and is on display at Bolton Museum in England. The hat, likely made for a Roman soldier in Egypt, is one of only three surviving examples of its kind and dates back to after Cleopatra's death in 30 B.C.E.

Materialized views are obviously useful

169 gz09 2025-08-23 21:13:39 UTC sophiebits.com Llama Share 78

A programmer describes the complexity of maintaining accurate project task counts in a task tracking app, involving caching, Redis, and distributed systems. They propose a solution using incremental view maintenance or differential dataflow, which analyzes SQL queries to automatically keep track of derived data in real-time.

Good EU regulations

161 saubeidl 2025-08-23 21:51:00 UTC actuallygoodregulations.eu Llama Share 227

The EU has introduced new laws to protect consumers, improve safety, and promote sustainability across various sectors including travel, finance, technology, and environment. These laws aim to provide better rights and services for citizens, reduce waste and pollution, and ensure a safer and more accessible Europe for everyone.

Romhack.ing's Internet Archive Mirror No Longer Available

160 pharrington 2025-08-23 20:43:01 UTC romhack.ing Llama Share 39

RHDI stopped providing an archive.org mirror of its file archives due to repeated issues with malware flags and support unavailability. The site is open to alternative solutions to address false positives from antivirus engines.

Writing Speed-of-Light Flash Attention for 5090 in CUDA C++

158 dsr12 2025-08-23 12:29:02 UTC gau-nernst.github.io Llama Share 34

The user implemented Flash Attention for 5090 in CUDA C++ to learn writing attention in CUDA C++ and to optimize performance on NVIDIA GPUs, and they achieved an impressive uplift in benchmark results after applying various optimizations such as swizzling and pipelining. The user used profiling tools like Nsight Compute to identify and fix issues like bank conflicts and stall short ...

Measuring the environmental impact of AI inference

156 ksec 2025-08-23 03:22:33 UTC arstechnica.com Llama Share 106

US electricity use is up nearly 4 percent this year, partly due to AI usage, with some of this demand met by increased coal use. Google's analysis suggests AI's environmental impact is smaller than expected, with a typical text query using 0.24 watt-hours of energy and 0.03 grams of carbon dioxide equivalent.

The ROI of Exercise

148 ingve 2025-08-23 06:19:15 UTC herman.bearblog.dev Llama Share 257

The user exercises 4 days a week and believes it's a valuable investment in their life, potentially adding 10 years to their lifespan. They argue that exercising is not time wasted, but rather a rewarding experience that improves mental health and overall well-being.

Rethinking the Linux cloud stack for confidential VMs

137 Bogdanp 2025-08-23 11:39:15 UTC lwn.net Llama Share 48

The user discusses the challenges of implementing confidential computing in Linux, including performance and security trade-offs, and the need for a clear understanding of the trade-offs between different implementations. Confidential computing is not a foolproof solution, but rather a way to raise the bar for attackers, and users should be cautious of exaggerated claims and instead focus on ...

SpaCy: Industrial-Strength Natural Language Processing (NLP) in Python

131 marklit 2025-08-23 09:07:38 UTC github.com/explosion Llama Share 60

spaCy is a Python library for advanced NLP with pretrained pipelines and support for 70+ languages. It features state-of-the-art speed and neural network models for various tasks.

RFK Jr demanded a vaccine study be retracted – the journal said no

122 rntn 2025-08-23 17:15:24 UTC nature.com Llama Share 134

US health secretary Robert F. Kennedy Jr has requested the retraction of a Danish study on aluminium in vaccines, citing methodological flaws. The study found no link between aluminium in vaccines and chronic diseases in children, contradicting Kennedy's claims.

Light pollution prolongs avian activity

114 gmays 2025-08-23 13:32:36 UTC gizmodo.com Llama Share 30

Light pollution prolongs birdsong by 50 minutes per day in bright landscapes, causing birds to start singing 18 minutes earlier and stop 32 minutes later. This affects birds' ability to survive and reproduce, and may also impact human health due to sleep debt.

Japan city drafts ordinance to cap smartphone use at 2 hours per day

114 Improvement 2025-08-23 02:20:09 UTC english.kyodonews.net Llama Share 100

Toyoake city in Japan plans to limit smartphone use to 2 hours a day outside work and school with no penalties. The ordinance aims to promote healthy device use and encourage good sleep habits among children.

Building ultra cheap energy storage for solar PV

99 theptip 2025-08-23 19:26:02 UTC austinvernon.substack.com Llama Share 94

Standard Thermal aims to provide 24/7/365 energy at a competitive price with natural gas using solar PV and thermal storage in dirt piles. The system is cost-effective, scalable, and can store excess summer energy for winter demand, making it a promising solution for isolated energy users and seasonal solar PV variation.

Libre – An anonymous social experiment without likes, followers, or ads

99 rododecba 2025-08-23 16:49:52 UTC libreantisocial.com Llama Share 168

El servicio LIBRE ofrece anonimato radical, libertad de expresión y conexión humana inesperada, pero con términos de servicio que incluyen requisitos de edad y contenido no permitido. El servicio recopila datos anónimos como identificadores únicos y países de origen para fines estadísticos.

World Wide Lightning Location Network

93 perihelions 2025-08-23 07:40:44 UTC wwlln.net Llama Share 33

The World Wide Lightning Location Network (WWLLN) is a global network monitoring lightning activity using VLF radio sensors. It provides lightning stroke positions, density maps, and archival data for research purposes.

Cascata delle Marmore

87 arbuge 2025-08-23 15:24:02 UTC en.wikipedia.org Llama Share 11

The Cascata delle Marmore is a 165m tall man-made waterfall in Italy created by the Romans in 271 BC. It is located 7.7 km from Terni in Umbria and operates on a set schedule for tourists.

Delphi in the Age of AI

79 andsoitis 2025-08-23 14:54:03 UTC learndelphi.org Llama Share 82

Artificial intelligence is used in software development to create intelligent computer programs that can learn and adapt to new situations. It involves creating programs that can solve problems and perform tasks that would otherwise be difficult or impossible for humans to do.

The Amiga games and demo scene collection

76 doener 2025-08-23 20:49:06 UTC amiga.vision Llama Share 16

The Amiga games and demo scene collection offers over 3000 games and 600 demos with optimal settings for modern displays. It includes a launcher with pixel-perfect screenshots, metadata, and customizable settings for a nostalgic gaming experience.

Developer sentenced to prison for activating “kill switch” to avenge his firing

72 Volundr 2025-08-23 04:05:30 UTC arstechnica.com Llama Share 85

A disgruntled developer, Davis Lu, was sentenced to 4 years in prison for building a 'kill switch' that locked out thousands of users from his former employer's network after his termination. Lu planted malicious code, including a 'kill switch' named 'IsDLEnabledinAD', to sabotage Eaton Corp's network and cover up his crimes.

The F-35 is losing the trade war

71 rntn 2025-08-23 18:38:48 UTC jalopnik.com Llama Share 136

The F-35 program is facing setbacks due to trade tensions, with several countries reconsidering or canceling orders. This includes Switzerland, Portugal, Canada, and Spain, which all need new fighter jets but are hesitant due to uncertainty and tariffs.

YouTube's sneaky AI 'experiment'

63 JumpCrisscross 2025-08-23 06:50:55 UTC theatlantic.com Llama Share 63

YouTube is experimenting with AI to enhance videos on its platform, changing their appearance without creators' knowledge. This has raised concerns among YouTubers about losing viewers' trust due to the subtle signs of AI modification.

Websites and web developers mostly don't care about client-side problems

62 zdw 2025-08-23 05:09:11 UTC utcc.utoronto.ca Llama Share 64

The user is blocked due to using an old browser version or being identified as a suspicious crawler. They can contact the author to resolve the issue or use archive.org for a better behaved archival crawler.

Will at centre of legal battle over Shakespeare’s home unearthed after 150 years

61 forthelose 2025-08-23 18:42:32 UTC theguardian.com Llama Share 20

A 1642 will by Thomas Nash, Shakespeare's grandson-in-law, has been found at the National Archives, revealing a 17th-century legal battle over Shakespeare's final home, New Place. The will was rediscovered by Dr Dan Gosling, a principal legal records specialist, after being lost for over 150 years.

Waitgroups: What they are, how to use them and what changed with Go 1.25

61 mfbmina 2025-08-23 15:21:51 UTC mfbmina.dev Llama Share 47

The user discusses waitgroups in Go, a way to simplify concurrency management, and highlights the importance of correct waitgroup usage to avoid deadlocks. With Go version 1.25, the API for waitgroups has become simpler and free of problems, thanks to the new wg.Go function that automatically handles goroutine addition and signaling.

A visual history of Visual C++ (2017)

58 rayanboulares 2025-08-23 03:39:37 UTC malsmith.net Llama Share 51

Visual C++ evolved from a basic 16-bit IDE in 1993 to a powerful tool with integrated debuggers and UI updates. Each release improved functionality, but its usefulness often increased over time with CRT DLL deployment and hardware advancements.

Building A16Z's Personal AI Workstation

52 ProofHouse 2025-08-23 16:03:13 UTC a16z.com Llama Share 73

A16z built a four-GPU workstation with NVIDIA RTX 6000 Pro Blackwell Max-Q GPUs for AI computing, offering complete control, latency reduction, and local privacy. The workstation features 384GB of VRAM, 8TB storage, and supports NVIDIA GPUDirect Storage for direct data transfer.

The problems that accountability can't fix

50 gpi 2025-08-23 22:53:37 UTC surfingcomplexity.blog Llama Share 5

Accountability is often applied as a solution to complex problems but can be ineffective when the issue is a coordination problem or when there's an expertise gap. In such cases, accountability can create double-binds and exacerbate the problem.

Gutenprint Discontinues macOS Support

42 soraminazuki 2025-08-23 21:40:09 UTC gimp-print.sourceforge.io Llama Share 23

Gutenprint has deprecated MacOS support as of July 7, 2024, and no further MacOS-compatible binaries will be produced. The project's website still provides information and download links for older MacOS versions.

Europe's Free-Speech Problem

42 whatisabcdefgh 2025-08-23 21:06:23 UTC theatlantic.com Llama Share 43

European leaders are increasingly restricting free speech, criminalizing more speech than the US, and pushing for even more sweeping restrictions. This trend risks infringing on individual rights and social ills, including censorship envy and ineffective censorship.

Show HN: I Made the Hardest Focus App

42 Dhikshith12 2025-08-23 14:01:53 UTC apps.apple.com Llama Share 38

This app is a strict focus tool that punishes failure to build discipline by taking progress away. It requires a paid subscription or lifetime purchase to use, with no free features or trial period.

Debdelta

41 Bogdanp 2025-08-23 23:03:42 UTC debdelta.debian.net Llama Share 5

debdelta is a Debian package suite that computes changes between packages called deltas. It's available as a Debian package and generates deltas for upgrades of packages in the Debian repository archives.

Europe's crusade against air conditioning is insane

41 paulpauper 2025-08-23 16:22:09 UTC noahpinion.blog Llama Share 93

Europe's reluctance to adopt air conditioning is due to a mix of climate concerns and a desire to preserve traditional culture. This resistance to AC technology is making Europe a more impoverished civilization.

Eyecam

40 downboots 2025-08-23 01:12:31 UTC marcteyssier.com Llama Share 6

Eyecam is an anthropomorphic webcam shaped like a human eye that can see, blink, and observe users. It's an open-source project that explores the potential futures of sensing devices and challenges conventional device design.

3D printing a building with 756 windows

39 jer0me 2025-08-23 22:31:41 UTC jero.zone Llama Share 8

The writer built a 3D model and mockup of the CBR Building in Brussels using 3D printing, as a project from an architecture course, inspired by the building's architect Constantin Brodzki. They successfully printed over 750 modules and assembled a larger mockup, learning about the building's design and Brodzki's philosophy in the process.

Setting serial baud rate on ESP-IDF does nothing

38 iamflimflam1 2025-08-23 16:24:00 UTC atomic14.substack.com Llama Share 39

The newsletter discusses a common Arduino code line and its limitations when using ESP32 boards with native USB support. The author tests data transfer speeds and finds that they exceed expected baud rates.

Building a computer in the 90s (2019)

38 networked 2025-08-23 09:18:46 UTC dfarq.homeip.net Llama Share 36

In 1996, the author helped his friend Tom build a computer for photography work, scavenging parts from local stores and using a combination of knowledge, timing, and luck. After several trips to various stores, they finally assembled a functioning system, but not before encountering several unexpected challenges and setbacks.

Bypass PostgreSQL catalog overhead with direct partition hash calculations

35 shayonj 2025-08-23 19:05:31 UTC shayon.dev Llama Share 13

PostgreSQL's hash partitioning distributes rows across partitions using deterministic hash functions, but can be slow for high-throughput applications. A Ruby gem called pg_hash_func can bypass PostgreSQL's catalog traversal by directly calculating the target partition.

Robots can now learn to use tools just by watching us

35 geox 2025-08-23 15:14:39 UTC techxplore.com Llama Share 15

Researchers at the University of Illinois created a framework called "Tool-as-Interface" that allows robots to learn tool-use skills from ordinary videos. This system enables robots to adapt to new situations and learn from videos without costly sensors or reprogramming.

California teens are ditching office jobs – and making $100K before they turn 21

35 dragonbonheur 2025-08-23 08:04:29 UTC sfgate.com Llama Share 68

Young adults are turning to trade work due to AI's potential to replace entry-level white-collar jobs. Trade jobs offer stable careers, competitive pay, and union benefits, making them attractive alternatives to traditional college degrees.

Determinants and causal effects of admission to selective private colleges [pdf] (2023)

33 EvgeniyZh 2025-08-23 10:37:04 UTC nber.org Llama Share 52

Highly selective private colleges in the US have a disproportionate number of graduates from high-income families, which contributes to the persistence of privilege across generations. Changing admissions policies at these colleges could potentially increase the socioeconomic diversity of America's leaders by giving more opportunities to students from lower-income families.

Show HN: OctaneDB – Fast, Open-Source Vector Database for Python

33 rijin_r 2025-08-23 06:31:00 UTC github.com/rijinraju Llama Share 12

OctaneDB is a lightweight Python vector database library that provides 10x faster performance than existing solutions. It's perfect for AI/ML applications requiring fast similarity search.

Optimizing FizzBuzz in Rust

30 Bogdanp 2025-08-23 19:10:32 UTC github.com/nrposner Llama Share 16

The user helped their cousin learn Python by implementing FizzBuzz and then extended it to include more terms, eventually rewriting it in Rust for better performance. They optimized the Rust version by reducing heap allocations, eliminating newlines, and exploring parallelization, but found that I/O operations were the main bottleneck in performance.

Self-driving cars begin testing on NYC streets

28 pkaeding 2025-08-23 11:25:31 UTC amny.com Llama Share 61

New York City has granted Waymo its first permit to test autonomous vehicles under strict safety rules, with a trained driver behind the wheel. Unions are opposing the pilot program, citing concerns over street safety, emergency access, and job losses for drivers.

How to store weather forecast data for fast time-series APIs (2022)

26 tcumulus 2025-08-23 08:19:23 UTC openmeteo.substack.com Llama Share 1

Open-Meteo APIs store numerical weather-model data in grids for fast access, using 32-bit floating point numbers and storing 35 weather variables like temperature and wind-speed. Time-series gridded files simplify data handling and reduce latency, allowing for efficient storage and retrieval of weather forecasts.

Show HN: Creao – Vibe coding product for founders

26 north_creao 2025-08-23 01:41:27 UTC creao.ai Llama Share 29

A tiny app using Agent renders Mermaid code with a twist, creating interactive diagrams. Users can drop their Mermaid code to stress test the app.

South Korea deploys hologram police officer

26 amichail 2025-08-23 00:19:08 UTC scmp.com Llama Share 26

A hologram police officer in Seoul's Jodong No 3 Park has reduced crime by 22% since its installation, with the digital officer reminding passers-by of security cameras and police response. The hologram's presence has a psychological impact, deterring crime despite not being able to intervene or make arrests.

Marital happiness = lovemaking rate – argument rate [pdf]

20 jimsojim 2025-08-23 10:15:14 UTC cmu.edu Full Share 4

The JWST Rocky Worlds DDT Program reveals GJ 3929B to likely be a bare rock

18 bikenaga 2025-08-23 15:10:03 UTC arxiv.org Llama Share 0

Scientists observed GJ 3929b using JWST and TESS, finding a dayside temperature of 782K and ruling out thick CO2 atmospheres. Two additional planets in the system were also discovered, one in a 15-day orbit and another in a 6-day orbit.

Retry Loop Retry

18 todsacerdoti 2025-08-23 14:00:34 UTC matklad.github.io Llama Share 6

The user initially sought a retry loop with a bounded number of attempts, but changed approach to looping until a condition is met. This condition can be an error or a time limit, with an optional upper bound to restore the bounded requirement.

DeepCode: Open Agentic Coding

18 balex 2025-08-23 06:53:22 UTC github.com/hkuds Llama Share 2

DeepCode is an AI-powered development platform that automates code generation and implementation tasks. It leverages a multi-agent system to translate requirements into functional, well-structured code.

Show HN: AgentState – Lightweight state manager for multi-agent AI workflows

15 boulevard 2025-08-23 04:57:44 UTC github.com/ayushmi Llama Share 0

AgentState is a scalable way to store and manage AI agent state with real-time updates and rich querying. It provides a simple API for creating, querying, and updating agents.

The Evolution of AI Software Engineering

15 ghuntley 2025-08-23 03:08:42 UTC medium.com/commbank-technology Llama Share 1

Software engineering is evolving with AI-powered tools, shifting focus from coding to problem definition, domain expertise, and quality assurance. Experienced engineers will still be needed to develop, train, and validate AI systems.

Help flight radar with a RasPi and SDR

14 sebzuddas 2025-08-23 18:13:46 UTC flightradar24.com Llama Share 7

To set up Flightradar24's Pi24 client, order necessary parts and download the Pi24 image, then flash it to an SD card. Configure wifi and sharing key if needed, then register the device on Flightradar24.com for a free Business subscription.

Big O

14 Bogdanp 2025-08-23 14:24:57 UTC samwho.dev Llama Share 0

Big O notation describes a function's performance growth as input size increases, with categories including constant, logarithmic, linear, and quadratic. Understanding time complexity helps improve algorithmic choices and avoid common pitfalls, such as O(n^2) growth, to optimize code performance.