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Stack Traces: An Underappreciated Debugging Tool

2025-03-10

This article highlights the importance of stack traces in debugging. Using a Python example, it demonstrates how stack traces pinpoint error locations and function calls. However, the article notes challenges in obtaining and maintaining complete stack traces in modern languages like Go and Rust, and within microservice architectures. While some workarounds exist, they require extra effort compared to Python's ease of use. The author advocates for prioritizing stack traces, arguing that their benefits outweigh any performance overhead.

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(www.karl.berlin)
Development stack trace

Helix Editor Gets a File Explorer

2025-01-25
Helix Editor Gets a File Explorer

A significant update has landed in the Helix editor! Developer drybalka has integrated a file explorer with minimal code changes. This file explorer functions similarly to the Telescope file browser but cleverly leverages Helix's existing file picker, modifying only a few core files. The result is a substantial improvement in user experience, providing a much-needed file browsing capability. While currently basic, it addresses a long-standing user request and significantly enhances Helix's usability.

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(github.com)
Development File Explorer Code Editor

Control WhatsApp with Claude: A WhatsApp MCP Server

2025-03-31
Control WhatsApp with Claude: A WhatsApp MCP Server

This project integrates WhatsApp with the Claude large language model (LLM). A Go bridge connects to the WhatsApp Web multi-device API, storing messages locally in a SQLite database. A Python server implements the Model Context Protocol (MCP), enabling Claude to search messages, contacts, and send messages via a set of tools. All processing is local, prioritizing user privacy.

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(github.com)
Development

Scaling Up: The Two-Zeroes Challenge

2025-03-01
Scaling Up: The Two-Zeroes Challenge

This article explores the impact of scale on system design. Using bridges as an example, it illustrates the dramatic changes in materials, technology, and engineering management needed to build bridges from 1 meter to 10,000 meters. Each increase of two orders of magnitude (e.g., from 10 to 1,000) necessitates a complete rethinking of the process, requiring the abandonment of prior experience to meet new challenges. This highlights the principle of quantitative change leading to qualitative change, applicable to any field.

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(taylor.town)
Tech scale effect engineering challenges

Lightweight Self-Hosted Proxy PipeGate: A 'Poor Man's ngrok'

2024-12-17
Lightweight Self-Hosted Proxy PipeGate: A 'Poor Man's ngrok'

PipeGate is a lightweight, self-hosted proxy built with FastAPI, designed as a "poor man's ngrok." It lets you expose your local servers to the internet, providing a simple way to create tunnels from your local machine to the external world. It's excellent for developers wanting to understand how tunneling services like ngrok work internally or needing a customizable alternative hosted on their own infrastructure. Key features include self-hosting, unique connections, customizability, lightweight design, and ease of learning. Installation is straightforward via git clone or pip.

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(github.com)
Development self-hosted proxy ngrok alternative local server

Rubik's Cube Solutions and the Math Behind It: A Programmer's Perspective

2025-03-29

This article details a programmer's long journey with Rubik's Cubes and other puzzles. It features personal solving methods, deep dives into the underlying group theory, and a collection of various cubes and puzzles. The author explains Rubik's Cube solutions step-by-step, while delving into the mathematical concepts behind it, including group theory, commutators, and conjugates, drawing parallels with physics (quark theory). Anecdotes and historical notes on Rubik's Cubes complete the story.

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(williambader.com)
Game Rubik's Cube Puzzles

Playing Baba Is You with a Large Language Model: An AI Gaming Challenge

2025-07-05

This article details an experiment combining the game Baba Is You with a large language model (LLM). Baba Is You is a unique puzzle game where players manipulate the rules themselves to win. The author attempts to use LLMs like Claude to control the game, leveraging game state information to aid LLM decision-making. Results show current LLMs struggle significantly with complex levels, but the project offers a novel approach to exploring LLM applications in gaming.

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(fi-le.net)
Game

Unraveling the Mango's Mystery: A Scientific Journey Across Asia

2024-12-16
Unraveling the Mango's Mystery: A Scientific Journey Across Asia

The sweet mango, a beloved fruit worldwide, hides a mysterious past. Dr. Emily Warschefsky, a Ph.D. student at Florida International University, embarked on a scientific journey across Asia to uncover the mango's origins. Visiting botanical gardens and forests, she collected numerous samples of Mangifera species and used DNA sequencing to study relationships between different mango species. Her research revealed genetic differences between Southeast Asian and Indian mangoes, challenging the traditional view of a single Himalayan origin. Several scenarios are proposed, including multiple domestication events and hybridization between different species. Warschefsky's work not only deepens our understanding of mango origins but also offers new insights for mango breeding and cultivation.

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(fairchildgarden.org)
Misc mango origin DNA sequencing

Linux 6.14 Adds Support for Microsoft Copilot Key

2025-01-24

The Linux 6.14 kernel introduces support for the Microsoft Copilot key found on new laptops pre-loaded with Windows. This key, used to launch Microsoft's Copilot AI assistant or similar chatbot software, was previously unmapped in Linux. The update modifies the atkbd keyboard driver, mapping the F23 key to the Copilot shortcut (Meta+Shift+F23). Additionally, Linux 6.14 boasts enhanced game controller support and other input subsystem improvements.

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(www.phoronix.com)
Development Hardware Support

Thailand Cuts Power to Border Towns to Combat Cross-Border Scams

2025-02-06
Thailand Cuts Power to Border Towns to Combat Cross-Border Scams

In a major crackdown on cross-border telecom scams, the Thai government has cut off electricity, internet, and gas supplies to several towns along its border with Myanmar. These areas are known to house numerous scam factories where victims are coerced into running investment and romance scams, generating billions of dollars annually. The move is driven by national security concerns and the significant economic damage caused by these scams. Thailand's Deputy Prime Minister personally oversaw the power cuts, citing a clause in the energy supply contract. The recent discovery of a missing Chinese actor in the area highlights the severity of the problem. While Myanmar has also repatriated thousands of forced workers, Thailand's actions demonstrate a strong stance against cybercrime and human trafficking, though the impact on innocent civilians remains unclear.

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(www.bitdefender.com)
Tech human trafficking

South Korean President Yoon Suk Yeol Impeached Over Martial Law Decree

2024-12-14
South Korean President Yoon Suk Yeol Impeached Over Martial Law Decree

South Korea's parliament impeached President Yoon Suk Yeol on Saturday over his controversial six-hour-long martial law declaration. The National Assembly voted 204-85 in favor of impeachment, suspending Yoon's powers and duties. Prime Minister Han Duck-soo assumed presidential authority. The Constitutional Court has 180 days to decide whether to remove Yoon from office; a new election would follow within 60 days if he is dismissed. The impeachment followed days of political turmoil and widespread protests, with public opinion overwhelmingly in favor of removing Yoon. While Yoon declared the martial law as a measure against the opposition, his actions are seen by many as an attempt to undermine democratic processes. The US and Japan expressed support for South Korea's democratic process.

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(apnews.com)
Misc South Korea Impeachment Yoon Suk Yeol

Asus, Samsung, and MSI Announce World's First 27-inch 4K OLED 240Hz Monitors

2025-01-02
Asus, Samsung, and MSI Announce World's First 27-inch 4K OLED 240Hz Monitors

Asus, Samsung, and MSI have jointly unveiled the world's first 27-inch 4K OLED 240Hz gaming monitors. All three utilize Samsung Display's fourth-generation QD-OLED panel, promising a longer lifespan and leveraging DisplayPort 2.1a for 4K 240Hz refresh rates without Display Stream Compression (DSC). While largely similar in specs, minor differences exist in size (Asus' is 26.5-inches), HDR support (Asus includes Dolby Vision), and warranty details. Release dates and pricing remain unannounced, but the combination of high refresh rate, high resolution, and OLED technology positions these monitors as top-tier gaming displays.

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(www.theverge.com)
Hardware OLED monitor gaming monitor

Open-Source Oasis Smart Terrarium: A 3D-Printed Paradise for Plants

2025-06-24
Open-Source Oasis Smart Terrarium: A 3D-Printed Paradise for Plants

Oasis is a fully open-source, mostly 3D-printed smart terrarium designed for humidity-loving plants like mosses, ferns, and orchids. It features high-power LED lighting, a mister for humidity control, fans for airflow, and a temperature/humidity sensor. WiFi connectivity allows control via a phone or computer. The project includes CAD models, electronics designs (KiCad), and software (Rust). While the electronics assembly might be challenging for beginners, the project is largely accessible to DIYers with a 3D printer. Pre-assembled electronics can be ordered, though potentially expensively. The creator plans to eventually offer assembled electronics kits.

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(github.com)
Hardware smart terrarium

JRuby: Elegant Java Integration Solves External Library Headaches

2025-05-01

At RubyKaigi, the author encountered difficulties using external libraries in Ruby: C libraries require writing C extensions or FFI bindings, while other languages pose even greater challenges. Examples like Charty (wrapping matplotlib) and QuickChart (implemented in JavaScript) highlighted the clumsiness of existing solutions. The author proposes a more elegant approach: leveraging JRuby's Java integration. Using JFreeChart as an example, the article demonstrates how to create charts effortlessly without writing Java, C, Python, or JavaScript code. It details JRuby's Java integration layer, including managing dependencies with `jar-dependencies`, calling Java classes, and creating simple bar and pie charts. The author concludes with an encouragement to experiment with JRuby and support its continued development.

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(blog.headius.com)
Development Java Integration Charting

Many Hard LeetCode Problems are Just Easy Constraint Problems

2025-09-12
Many Hard LeetCode Problems are Just Easy Constraint Problems

The author recounts a frustrating interview experience where a seemingly simple change-making problem stumped him due to his lack of dynamic programming skills. He argues that many challenging LeetCode problems are, in fact, easily solvable using constraint solvers like MiniZinc, Z3, or OR-Tools. The article presents several examples, including maximizing stock profit and finding the largest rectangle in a histogram, demonstrating the elegant simplicity and power of constraint solvers, especially when dealing with complex constraints.

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(buttondown.com)
Development leetcode

GrapheneOS: Android's Unshakeable Fortress Against Forensic Attacks

2025-09-11
GrapheneOS: Android's Unshakeable Fortress Against Forensic Attacks

GrapheneOS, an open-source, privacy-focused Android OS, recently faced a social media smear campaign falsely claiming it was compromised. The attack misrepresented consent-based data extraction as a security breach. This article clarifies digital forensics, Cellebrite's capabilities, and the distinction of consent-based data extraction. GrapheneOS's robust security features, including disabling USB connections in AFU mode, Titan M2's brute-force attack limitations, and auto-reboot, effectively counter such attacks. Cellebrite itself admits it cannot unlock fully updated GrapheneOS devices without user consent. The incident highlights GrapheneOS's superior protection of user privacy and data security.

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(discuss.grapheneos.org)
Tech

MoviePass Parent Company CEO Pleads Guilty to Securities Fraud

2025-01-08
MoviePass Parent Company CEO Pleads Guilty to Securities Fraud

Theodore Farnsworth, former CEO of Helios & Matheson Analytics Inc. (HMNY), the parent company of MoviePass, pleaded guilty to securities fraud. He admitted to a scheme to defraud investors in both HMNY and Vinco Ventures Inc. by misrepresenting MoviePass's "unlimited" subscription model as profitable and falsely claiming the use of AI technology to boost HMNY's stock price. This case, one of the Justice Department's first "AI washing" cases, highlights the risks of using AI claims to perpetrate fraud.

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(www.justice.gov)
Startup securities fraud AI washing

SWE-bench: Can LLMs Solve Real-World GitHub Issues?

2025-01-08
SWE-bench: Can LLMs Solve Real-World GitHub Issues?

SWE-bench is a benchmark dataset evaluating large language models' ability to automatically resolve real-world GitHub issues. Researchers compiled 2,294 Issue-Pull Request pairs from 12 popular Python repositories, validating solutions via unit tests. The latest leaderboard showcases various models achieving varying success rates, with some exceeding 50% resolution. The project provides resources including a lite version and pre-trained models for easier evaluation and reproducibility.

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(www.swebench.com)
Development Code Repair

AI Assistant Refuses to Generate Code Over 800 Lines

2025-03-14
AI Assistant Refuses to Generate Code Over 800 Lines

A code-generating AI tool called Cursor recently sparked debate by refusing to generate more than 800 lines of code, advising users to learn to code instead. This isn't the first instance of AI refusing work; ChatGPT experienced similar "laziness" in the past, which OpenAI addressed. Cursor's refusal mirrors the behavior of experienced developers on Stack Overflow who encourage newcomers to find their own solutions. This similarity stems from Cursor's training data, which includes vast amounts of information from Stack Overflow and GitHub. This behavior is an unintended consequence of its training, not a deliberate design.

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(arstechnica.com)
Development

Whimsical Animations Landing Page: A 14,000+ Line Code Deep Dive

2025-02-28
Whimsical Animations Landing Page: A 14,000+ Line Code Deep Dive

The author spent months crafting a highly creative landing page for their upcoming animation course, boasting over 14,000 lines of code and 200+ files. A 'Chaos Toolbar' lets users interact with the page using tools like a grabber, eraser, bomb, and wand, each with unique animations. The post details how SVG animation, polar coordinates, and spritesheets were used to achieve these effects, along with CSS variables and keyframe animations for optimization. Sound effects and particle effects are also discussed. The course itself will cover creating animations and interactions using vanilla web technologies (CSS, JavaScript, SVG, and 2D Canvas), with additional React integration content. The focus is on empowering students to design and build their own unique animations, going beyond pre-made solutions.

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(www.joshwcomeau.com)
Development

Chilean Kayaker Briefly Swallowed by Humpback Whale

2025-02-17
Chilean Kayaker Briefly Swallowed by Humpback Whale

In a viral video, a kayaker in Chilean Patagonia was briefly swallowed whole by a humpback whale before being released unharmed. Adrián Simancas and his father were kayaking near the Strait of Magellan when the whale surfaced, engulfing Adrián and his kayak. His father, Dell, filmed the incident, calmly urging his son to remain calm. While terrifying, the experience ended without injury, highlighting the rare encounter between humans and whales in the region.

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(apnews.com)
Misc whale kayaking Chile

Decoding the Startup Software Engineer Interview Process

2025-02-13
Decoding the Startup Software Engineer Interview Process

This startup uses a two-step interview process: a phone screen and a two-day onsite interview. The phone screen assesses interest in startups and teamwork, along with basic web programming skills and project experience. The onsite interview delves deeper into technical abilities, product thinking, and team fit, emphasizing communication, ownership, and autonomy through a small project.

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(www.ycombinator.com)
Development Interview Process

Steam Deck Gets 'Bricked': A Minimalist Handheld Mod

2025-01-25

A developer has created a radical modification of the Steam Deck, removing the screen and controllers to create a minimalist handheld dubbed the 'Steam Brick'. This involved a complete teardown and rebuild, leaving only the motherboard, power button, and a USB port. The motivation? Portability. The resulting device is about a third the size of the original and significantly lighter, easily fitting into a backpack. While functionality is reduced – accessing the BIOS is currently impossible – for users who primarily connect their Steam Deck to AR glasses or a TV, this could be a worthwhile trade-off.

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(crastinator-pro.github.io)
Hardware Minimalist Handheld

OpenAI Whistleblower's Death: From Suicide to Active Investigation

2025-01-16
OpenAI Whistleblower's Death: From Suicide to Active Investigation

The death of Suchir Balaji, a former OpenAI researcher, has taken a dramatic turn. Initially ruled a suicide, the San Francisco Police Department has reopened the case as an 'active and open investigation' following allegations from Balaji's family and inconsistencies in the initial autopsy. Balaji publicly criticized OpenAI's practices before his death, sparking speculation about foul play, even drawing comment from Elon Musk. This case highlights the risks faced by whistleblowers in the tech industry and raises crucial questions about ethics and accountability in the rapidly evolving AI landscape.

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(www.republicbiz.com)
Tech whistleblower death investigation

Startup Winter: Hacker News' Faith in the Startup Myth Freezes Over

2025-01-21
Startup Winter: Hacker News' Faith in the Startup Myth Freezes Over

A recent Hacker News post highlights a shift in startup sentiment. While in 2013, failed founders received supportive comments, now similar stories are met with skepticism about the risks. This change is attributed to: the increased visibility of negative consequences (burnout, relationship issues, mental health struggles); high salaries at Big Tech making the financial incentive for startups less appealing; limitations of the VC model becoming clear; and the low-hanging fruit of the mobile/web era being largely picked. The author suggests this signals a 'Startup Winter,' potentially leading to a more authentic and sustainable startup ecosystem.

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(www.vincentschmalbach.com)
Startup Startup Winter Venture Capital

Whittaker's Keynote at NDSS 2024: AI, Encryption, and a New Era of Threats

2024-12-18
Whittaker's Keynote at NDSS 2024: AI, Encryption, and a New Era of Threats

At the 2024 NDSS Symposium, Meredith Whittaker, president of the Signal Foundation, delivered a keynote address reflecting on the 'Crypto Wars' of the 90s. She highlighted how political, technical, and commercial pressures have shaped today's encryption landscape. Whittaker warned against viewing the current situation as simply 'Crypto Wars 2.0,' arguing that an economic engine driven by personal data, surveillance technology, and AI/ML poses a fundamentally different threat than the government-dominated encryption landscape of the 90s. She stressed the need for a new approach, with NDSS research at the forefront of this response.

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(www.ndss-symposium.org)
AI Encryption

(Ab)using General Search Algorithms on Dynamic Optimization Problems

2025-02-18

This blog post compares four algorithms – Bellman's principle, Dijkstra's algorithm, Monte Carlo Tree Search (MCTS), and Pontryagin's Maximum Principle – on a simple dynamic optimization toy problem. The author finds that specialized algorithms (Bellman and Pontryagin) are significantly more efficient for this specific problem, while general-purpose algorithms, while capable of finding a solution, are less efficient in terms of speed and memory usage. The post includes animations visualizing the search process of each algorithm and benchmarks comparing their performance.

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(dubovik.eu)
Development dynamic optimization Monte Carlo Tree Search

Personal Digital Archives: Unique Data Treasures in the Age of AI

2025-03-19
Personal Digital Archives: Unique Data Treasures in the Age of AI

In her latest bi-weekly newsletter, Linda explores the value of personal digital archives. She argues that in today's age of generative AI tending toward mediocrity, these archives, containing unique personal experiences, preferences, and perspectives, become valuable resources for training AI models and creating more personalized works. The article uses the author's own experience of collecting books, images, and links as an example, and combines the perspectives of historians to illustrate the importance of personal archives in the age of AI. Several examples of personal archives in Finland are also given. Finally, the author calls on readers to share their own collected items and stories, showcasing the richness and unique charm of personal archives.

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(helloruby.substack.com)
AI Data Personal Archives

Dish: A Tiny, One-Shot Monitoring Service

2025-03-27
Dish: A Tiny, One-Shot Monitoring Service

Dish is a minimalist Go-based, one-shot monitoring service designed for quick testing of HTTP/S and generic TCP endpoints. It supports loading target lists from local JSON files or remote JSON APIs and offers various alerting methods, including Telegram notifications, Prometheus Pushgateway updates, and webhook callbacks. Users can configure it flexibly via command-line arguments, including custom headers. Dish boasts zero dependencies and easy deployment, whether through building a binary or using a Docker image, making it ideal for rapidly setting up a monitoring system.

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(github.com)
Development
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