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A Tiny OS in Under 1000 Lines of Zig: OS-1000-lines-zig

2025-09-21

A Tiny OS in Under 1000 Lines of Zig: OS-1000-lines-zig

OS-1000-lines-zig is an impressive project that implements a lightweight operating system in under 1000 lines of Zig code. This monolithic kernel OS supports basic process and memory management, and features a simple command-line interface. With just a Zig compiler, developers can easily clone, build, and run the OS. The project boasts a clean code structure with components such as kernel implementation, common functions, and a build script, and includes testing and contribution guidelines. Future development plans include expanding process management, memory management, the command-line interface, networking, and file systems.

(github.com)

Development

Microsoft's New PIP: Buyout or Bust

2025-04-24

Microsoft's New PIP: Buyout or Bust

Microsoft is implementing a new performance improvement plan offering low-performing employees a choice: accept a severance package or face a performance improvement plan (PIP). Mirroring Amazon's Pivot program, employees have five days to choose between a payout equivalent to 16 weeks of salary or entering a PIP, forfeiting the payout if they choose the latter. This reflects a broader tech industry shift towards stricter performance expectations and less leniency, following Microsoft's earlier layoff of 2,000 underperforming employees.

(www.businessinsider.com)

Tech Performance Review

Waymo Robotaxis: Significantly Safer Than Human Drivers

2025-01-05

Waymo Robotaxis: Significantly Safer Than Human Drivers

Swiss Re, a global reinsurer, analyzed data from Waymo's autonomous driving program and found that Waymo robotaxis are substantially safer than human-driven vehicles, even those equipped with advanced driver-assistance systems (ADAS). Across 25.3 million fully autonomous miles, Waymo's system showed an 88% reduction in property damage claims and a 92% reduction in bodily injury claims compared to the expected rates for human drivers. This significant safety improvement surpasses even the benefits offered by modern ADAS features. The research highlights the potential of autonomous vehicles to create safer roads.

(cleantechnica.com)

Tech autonomous vehicles road safety

Cot: A Rust Web Framework for Lazy Developers

2025-02-18

Cot is a new web framework for Rust developers designed to simplify the web application development process. Inspired by Django, Cot provides a batteries-included experience with features like session management, authentication, templating, and an admin panel, along with an integrated ORM and automatic migrations. While still in its early stages, Cot is already usable and plans frequent releases to improve its ORM, API, admin panel, and more. The authors encourage community contributions to shape Cot's future.

(mackow.ski)

Development

From One Year to Weeks: Optimizing Program Graph Sharing in a Compiler

2025-05-13

The author spent over a year tackling a compiler's program graph serialization problem. The initial solution was messy and unmaintainable. By collaborating with others and reframing the problem as finding the Lowest Single Common Ancestor (LSCA) in the graph, they leveraged existing LCA algorithm libraries and clever lazy programming techniques. The result is an elegant, linear-time solution, a third the length of the original, effectively resolving performance bottlenecks.

(reasonablypolymorphic.com)

Development program graph sharing

Government Tech Consultancy 18F Axed in White House Layoffs

2025-03-01

Government Tech Consultancy 18F Axed in White House Layoffs

The General Services Administration (GSA) eliminated 18F, a government technology consultancy, over the weekend. The agency, which assisted other government bodies with their technology, was deemed "non-critical" and approximately 90 employees were affected. This action is part of a broader White House-directed reduction in force across the government and aligns with a Trump administration memo calling for cuts to 'non-essential consulting' functions. 18F's contributions included work on the IRS's free tax filing system and redesigning the Justice Department's ADA website. The closure sparks concerns about government tech talent loss and policy shifts.

(www.nextgov.com)

Tech Tech Consultancy

The AI Hype Bubble: A Tech Industry Delusion

2025-04-19

A computer scientist passionately argues against the current overblown hype surrounding AI. Many companies blindly follow trends, viewing AI as a panacea rather than a practical tool. This hype leads to wasted funds, misallocated talent, and even sacrifices of privacy and freedom. He contends that only a small fraction of AI hype is based on useful facts, with the rest being exaggerated nonsense, ultimately harming investors and smaller businesses. The author urges readers to approach AI rationally and avoid being swept up by media and popular opinion.

(unixdigest.com)

AI AI hype tech bubble

A Sweet History: How Fruit Shaped Human Civilization

2025-04-15

A Sweet History: How Fruit Shaped Human Civilization

From banana cultivation in New Guinea 7,000 years ago to a 15th-century manuscript depicting a variety of fruits, humanity's love affair with fruit spans millennia. Archaeologists, using seeds and pits as evidence, reveal the ingenuity of ancient peoples in utilizing fruit—for example, preserving figs in honey to survive harsh winters. Fruit provided not only sugar, nutrients, and flavor, but also enriched lives, becoming a vital and enduring food source.

(archaeology.org)

Misc fruit agricultural history

Kilo: A Minimalist Text Editor in Under 1K Lines of Code

2025-05-20

Kilo: A Minimalist Text Editor in Under 1K Lines of Code

Kilo is a tiny text editor written in less than 1000 lines of code (using cloc). It boasts a surprisingly useful feature set for its size, including saving (Ctrl+S), quitting (Ctrl+Q), and string searching (Ctrl+F). Importantly, Kilo uses no external libraries and relies on standard VT100 escape sequences. Created by Salvatore Sanfilippo (antirez), it's designed as a learning resource and a starting point for building more advanced command-line interfaces or editors. The project is open source under the BSD 2-clause license.

(github.com)

Development

HTML's Implicit Heading Levels Removed

2025-04-11

HTML's Implicit Heading Levels Removed

The HTML specification previously defined an outline algorithm that implicitly determined the semantic heading level of

elements based on nesting within sectioning elements (, , , ). Browsers rendered section > h1 with the same font-size and margins as

, section > section > h1 as

, and so on. This default rendering was in browser UA stylesheets, but not the accessibility tree (used by screen readers). Websites using sectioning elements unexpectedly saw these auto-generated heading levels. This caused confusion over

usage, inconsistent tool handling, and the algorithm was deemed problematic. The algorithm was removed in 2022, but UA stylesheet rules remained. Now, browser vendors are removing those default styles.

(developer.mozilla.org)

Development

From Flutter & Rust to Pure Rust: A Case Study in Simplifying AI App Development

2025-06-27

The developer of a small AI application, BoquilaHUB, shares their experience transitioning from a Flutter/Rust architecture to a pure Rust application using egui. Initially using flutter_rust_bridge to connect a Flutter UI with a Rust backend, the developer encountered frustration with code generation overhead, FFI complexities, and the challenges of designing a cross-language API. Switching to egui, a Rust-based GUI library, and rewriting the UI over a weekend proved transformative. The pure Rust approach simplified project complexity, improved code readability and maintainability, and yielded significant performance gains. The developer highlights egui's ease of use in eliminating common Flutter UI refresh issues and complex state management, resulting in a faster and more responsive application.

(jdiaz97.github.io)

Development

High Heels in Game Dev: Animation, Physics, and Optimization Challenges

2025-03-17

This article delves into the complexities of incorporating different shoe types, particularly high heels, into game development. The varying heights introduced by different footwear create challenges across animation, collision detection, and physics engines. The article proposes two main solution approaches: adjusting character height (through manual animation tweaking, dynamic IK systems, etc.) and employing workarounds (hiding feet, shortening lower legs, bending legs). It also explores the impact on posture, gait, and footstep sounds, noting potential balancing issues in competitive games. Optimization strategies, such as removing polygons hidden by shoes, are examined across various games. Ultimately, the article summarizes the key considerations and common solutions for handling diverse shoe types in game development.

(simonschreibt.de)

Game

Haskell: A Love-Hate Relationship with Functional Programming

2025-06-06

The author implemented a small program in Haskell, Common Lisp, and Smalltalk to compare programming experiences in different languages. The result? A surprising discovery that their affection for Haskell is independent of its practicality. Instead, it stems from the unique feeling of using Haskell—its code is concise, elegant, and feels more like a set of composable actions rather than mere arithmetic. The author contrasts the code implementations in the three languages, delves into their programming style and its compatibility with Haskell, and reflects on their dependence on the compiler. While acknowledging Haskell's imperfections, the author still enjoys the conciseness and efficiency Haskell provides, and looks forward to exploring more effective programming approaches.

(storytotell.org)

Development language comparison

Meta's Glean: Open-Source Code Indexing at Scale

2025-01-01

Meta's Glean: Open-Source Code Indexing at Scale

Meta has open-sourced Glean, a powerful code indexing system designed for efficiency and scalability. Glean collects and processes information from source code, providing it to developer tools via a flexible query language called Angle. Its innovative incremental indexing tackles the challenges of massive codebases, enabling features like code navigation, search, and documentation generation. Glean's versatility supports diverse languages and custom data schemas, making it a valuable asset for developers.

(engineering.fb.com)

Development code indexing

Distro (YC) Hiring a Business Development Representative

2025-01-02

Distro (YC) Hiring a Business Development Representative

Distro, a Y Combinator-backed AI platform assisting sales reps at industrial wholesale distributors, is hiring a Business Development Representative. The role requires 2-3 years of BDR/sales associate experience in vertical SaaS, CRM and marketing tools proficiency, and event management experience. Responsibilities include lead generation, qualification, pipeline advancement, demo management, and CRM maintenance. Benefits include medical, dental, and vision insurance.

(www.ycombinator.com)

Startup

Silicon Valley's AI Theology: Algorithm Addiction and Collective Effervescence

2025-05-19

Silicon Valley's AI Theology: Algorithm Addiction and Collective Effervescence

Silicon Valley's reverence for AI isn't accidental; it mirrors the creation of religious narratives to explain the unexplainable. The article argues that AI's complexity leads to an 'AI theology,' where we personalize algorithms, interpreting their outputs as fate, similar to religious faith. Social media's likes and shares create a collective effervescence, reinforcing this 'AI religion's' ritualistic nature. The piece isn't a condemnation but a call for awareness, urging us to recognize this ritual and avoid manipulation.

(etymology.substack.com)

AI

NYC Secret Service Busts Massive SIM Farm: The Weird Hardware Inside

2025-09-24

NYC Secret Service Busts Massive SIM Farm: The Weird Hardware Inside

The Secret Service's recent takedown of a massive SIM farm in NYC has revealed bizarre hardware. These devices, called SIM banks or gateways, hold hundreds of SIM cards, enabling mass texting and calling. While some legitimate uses exist (network testing, marketing), they're predominantly used for spam, scams, and harassment. The devices, costing thousands of dollars each, highlight the scale of such operations and the challenges in combating them. The discovery near a UN meeting underscores the potential threat to telecom systems.

(tedium.co)

Tech SIM farm Secret Service

Why Hydrogen Buses Are Still a Thing (and Why They Shouldn't Be)

2025-03-14

Numerous transit agencies initially opted for hydrogen fuel cell buses, only to discover they are far more expensive and less reliable than battery-electric alternatives. This article explores the cognitive biases and institutional blind spots that led to this costly mistake. Over-reliance on persuasive narratives, a lack of in-house expertise on emerging technologies, and a narrow focus on daily operations are highlighted as key factors. The article also points to flawed cost projections for hydrogen and an underestimation of battery technology advancements as contributing causes. The conclusion emphasizes the need for evidence-based decision-making to avoid similar errors in the future.

(cleantechnica.com)

Tech hydrogen fuel cells battery electric buses

Identify Woodpeckers by Their Drumming: A Birder's Guide

2025-04-08

Identify Woodpeckers by Their Drumming: A Birder's Guide

Spring in North America is heralded by the rhythmic drumming of woodpeckers. This article provides a guide to identifying various woodpecker species by analyzing their drumming patterns. It details the differences in drumming speed, duration, and rhythm between species like the Downy, Hairy, and various Sapsucker woodpeckers. By paying attention to these subtle acoustic variations, even novice birders can improve their ability to identify these fascinating birds.

(www.allaboutbirds.org)

Misc bird identification woodpeckers sound recognition

The Software Trust Crisis: Why We Have to Trust Software (Mostly)

2024-12-31

The Software Trust Crisis: Why We Have to Trust Software (Mostly)

This article explores the difficult problem of trusting software. The author argues that even secure messaging apps rely on trust in the vendor; the sheer volume of code in open-source software makes review impractical; code signing verifies integrity but relies on user diligence and is easily circumvented. The article delves into vulnerabilities in the software supply chain, including code signing, blocklisting, auto-updates, and package managers. It introduces techniques like reproducible builds and binary transparency to enhance software trust, but ultimately concludes that this is a far-from-solved problem, leaving us with the uncomfortable reality of having to trust software vendors.

(educatedguesswork.org)

Tech code signing binary transparency

AFRINIC Election: A Power Struggle for Control of Africa's Internet Future

2025-04-21

AFRINIC Election: A Power Struggle for Control of Africa's Internet Future

Chinese national Lu Heng and his company Larus are attempting to seize control of AFRINIC, the African internet registry, through a series of lawsuits and political lobbying, aiming to privatize and commercialize IPv4 addresses. This move could lead to the control of African internet resources and hinder the development of the African internet. AFRINIC has previously experienced internal corruption and IP address theft, and is currently in financial distress, creating an opportunity for Lu Heng's actions. While Lu Heng claims his actions are for the benefit of internet users, they are actually for his own economic gain, raising concerns in the international community.

(www.capeindependent.com)

Tech

Flattening Calibration Curves in LLMs: The Vanishing Confidence Signal

2025-05-07

Flattening Calibration Curves in LLMs: The Vanishing Confidence Signal

Post-training processes for Large Language Models (LLMs) can bias their behavior when encountering content violating safety guidelines. This article, using OpenAI's GPT-4 as an example, explores the failure of model calibration post-training, leading to overconfidence even when wrong. This causes significant false positives in content moderation systems, increasing human review workload. The authors found that upgrading from GPT-4o to GPT-4.1-mini resulted in a vanishing confidence signal, with attempts to recover it failing. This is likely due to information loss during model distillation. To address this, they implemented alternative safeguards like requiring detailed policy explanations and citations, and filtering systems to catch spurious outputs. The article highlights that model upgrades aren't just performance boosts; they cause distributional shifts requiring engineers to re-expose model uncertainty, mitigating associated risks.

(www.variance.co)

AI Model Calibration Confidence

ClipCapsule: A Minimalist Clipboard Manager for Linux

2025-04-14

ClipCapsule: A Minimalist Clipboard Manager for Linux

ClipCapsule is a minimalist clipboard manager for Linux built with Go and WailsJS. It boosts productivity by letting you manage and switch clipboard entries using only keyboard shortcuts – no mouse or GUI needed. Currently in development, the GUI must be open for shortcuts to function, but a background daemon is in the works for seamless operation. Key features include keyboard-first workflow, clipboard history, dynamic reordering, and local-only storage. Installation involves cloning the repo, installing Wails, and building the application, potentially requiring sudo privileges or manual keyboard input device access configuration.

(github.com)

Development Clipboard Manager

Mysterious Pyramid in the Amazon: Cerro El Cono

2025-05-07

Mysterious Pyramid in the Amazon: Cerro El Cono

Cerro El Cono, a 400-meter-tall, pyramid-shaped mountain in the Peruvian Amazon rainforest, stands as a geological enigma. Visible from the Andes on a clear day, its origins remain debated: an extinct volcano? An unusual rock formation? To local indigenous tribes, it's a sacred mountain, an 'Andean Apu.' The surrounding area is a biodiversity hotspot, threatened by illegal logging and mining despite the creation of the Sierra del Divisor National Park in 2015. The park, while vast, struggles to combat these ongoing threats.

(www.livescience.com)

Tech Geological Mystery Biodiversity

NAB Show Reveals 10ns GPS-Synchronized ATSC 3.0 Timing

2025-04-13

At this year's NAB Show, a surprising discovery was made: a precise time synchronization technique using a u-blox GPS receiver and an ATSC 3.0 television signal, achieving a pulse synchronization of ±10 ns between the two. This experimental timing standard, called BPS (Broadcast Precision Synchronization), could be integrated into the US ATSC 3.0 rollout. Its significance lies in providing a reliable terrestrial backup to GPS, enhancing resistance to various jamming attempts, which is crucial for media, power grids, 5G communications, and more. Furthermore, the show also featured consumer-grade Intel motherboards with built-in PPS input/output connectors, highlighting the growing adoption of precise time synchronization technology.

(www.jeffgeerling.com)

Tech

Taming Your Amnesiac LLM Coding Assistant: The Ultimate Cursor Rules Trick

2025-04-14

Taming Your Amnesiac LLM Coding Assistant: The Ultimate Cursor Rules Trick

Using LLMs like Cursor for coding is fantastic, but they have a quirk: they forget everything between sessions. This means constantly reminding the AI about your coding conventions, project structure, and preferences. The solution? A meta-rule. Create a template rule that guides the AI in creating other, project-specific rules. This systematizes your knowledge transfer, saving time and ensuring consistency across your projects. This small upfront investment in creating a meta-rule pays off massively in the long run.

(www.adithyan.io)

Development

Male Blue-Lined Octopus Uses Venom to Conquer Mates

2025-03-16

Male Blue-Lined Octopus Uses Venom to Conquer Mates

A groundbreaking study reveals a unique mating strategy in the blue-lined octopus (Hapalochlaena fasciata): males inject females with tetrodotoxin during mating, temporarily paralyzing them to avoid being cannibalized. This differs from other species' use of venom for hunting or defense; it's a unique reproductive application. Researchers observed males precisely biting near the females' aorta to inject the venom. While deadly to most animals, females have evolved resistance, ensuring successful mating. Male venom glands are significantly larger, suggesting a need to overcome female resistance. This study highlights an evolutionary arms race between sexes for reproductive success.

(www.newscientist.com)

Tech octopus venom mating

NPM Security Best Practices: Shielding Against Supply Chain Attacks

2025-09-22

NPM Security Best Practices: Shielding Against Supply Chain Attacks

This article summarizes the security risks present in the NPM ecosystem, such as malware, supply chain attacks, and phishing. It provides various security best practices, including pinning dependency versions, overriding transitive dependencies, disabling lifecycle scripts, setting a minimum release age, utilizing the permission model, reducing external dependencies, enabling two-factor authentication, creating limited-access tokens, and generating provenance statements. The importance of auditing, monitoring, and security tools is stressed, along with recommendations to use private package registries and address maintainer burnout.

(github.com)

Development

Porting the GNAT Ada Compiler to macOS/aarch64: A Triumphant Journey

2025-01-16

Following a successful GDC compiler port to his new MacBook Pro, the author tackled the remaining Ada and Go compilers in the GCC suite. With Gccgo not yet mature on macOS, the focus shifted to GNAT Ada. Lacking pre-built packages, a virtual machine and the Alire tool were used to obtain an x86_64 GNAT compiler. A two-stage compilation process yielded a native macOS/aarch64 GNAT compiler, ultimately integrated with GDC into a single GCC suite. The resulting tarball is now available for others to use, eliminating the need for future manual ports.

(briancallahan.net)

Development Ada compiler

Wacom Tablets Secretly Tracking Your App Usage?

2025-05-17

Wacom Tablets Secretly Tracking Your App Usage?

A blogger discovered that Wacom drawing tablet drivers were sending application names and other information to Google Analytics without explicit user consent. Using a proxy server and Wireshark, the blogger captured this data, exposing Wacom's privacy violation. While Wacom claims the data is for product development, the blogger argues this is unacceptable and urges users to disable the "Wacom Experience Program". Wacom seemingly stopped the data collection temporarily, only to resume later, raising concerns about data security and privacy.

(robertheaton.com)

Tech

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