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IndiGo's Near-Monopoly in India's Domestic Aviation Market

2025-07-30

IndiGo's Near-Monopoly in India's Domestic Aviation Market

India's domestic aviation market is dominated by IndiGo, holding a staggering 64.4% market share. This dominance, achieved through a decade of expansion and the struggles of competitors like SpiceJet and Air India, sees IndiGo holding a near-monopoly on 66% of its routes. Despite slowing demand and price pressures, IndiGo's low-cost model and international expansion strategy are strengthening its position. However, navigating reduced demand and pricing power from a near-monopolistic position presents significant challenges.

(indiadispatch.com)

Tech Indian Aviation Market Monopoly

JavaScript Date Object UTC Trap: Missing Data in Japan

2025-07-30

A seemingly simple JavaScript date filter caused the loss of backend data for Japanese users before 9 AM. The reason? `new Date('YYYY-MM-DD')` creates a date object at midnight UTC, which is 9 AM in Japan (UTC+9). Therefore, 'greater than January 1st' actually meant 'greater than 9 AM on January 1st'. The fix involved explicitly setting the time to midnight to avoid the UTC default.

(senhongo.com)

Development Date

Observable Notebooks: The Next-Gen Notebook with AI Power

2025-07-30

Observable has launched a new notebook hosted on GitHub, allowing authors to write in their preferred text editor and preview/build using Notebook Kit. The goal is a best-in-class editor supercharging productivity with AI, instant collaboration and sharing in Observable workspaces, and Observable Canvases for rapid visual data exploration and presentation. Open-source and commercial use are both welcome.

(observablehq.com)

Development

Dropbox Password Manager Sunset: A Smooth Transition Guide

2025-07-30

Dropbox is sunsetting its password manager and recommends migrating to 1Password. This article details how to import data to 1Password or other providers, stressing data security throughout the process. It offers guidance for team administration and user notifications, assuring users their data remains secure during the transition and encouraging them to utilize other Dropbox security features.

(help.dropbox.com)

Tech

Yakread Rewrite: Building a More Maintainable Reader with Clojure and Biff

2025-07-30

Yakread Rewrite: Building a More Maintainable Reader with Clojure and Biff

The author is rewriting the Yakread reading app and open-sourcing it, while experimenting with new features for Biff, their Clojure web framework. To address maintainability issues in the original 10k line codebase, three main architectural approaches were adopted: 1. Implementing materialized views using XTDB and RocksDB for faster queries; 2. Separating application logic from side effects to create purer code and easier testing; 3. Using Pathom to build a reusable data access layer, improving maintainability and readability. These methods improve testability, observability, and maintainability, and bring new improvements to the Biff framework.

(biffweb.com)

Development

Elements of System Design: A Periodic Table of Principles

2025-07-30

Elements of System Design: A Periodic Table of Principles

This paper proposes a preliminary taxonomy of system design principles distilled from several domains in computer systems. The goal is a shared, concise vocabulary to help understand structure and trade-offs, compare designs across domains, and communicate choices more clearly. It presents a curated set of 40+ general-purpose design principles, organized into thematic groups mirroring familiar axes of system design. Each principle is tagged with a short symbol for quick reference, emphasizing design intent over specific mechanisms. The aim is to provide a more coherent mental map of system design for students, researchers, and practitioners.

(github.com)

Development

My 2.5-Year-Old Laptop Now Codes Space Invaders with GLM-4.5 Air

2025-07-30

My 2.5-Year-Old Laptop Now Codes Space Invaders with GLM-4.5 Air

Using a 2.5-year-old 64GB MacBook Pro M2, the author successfully ran the 106-billion parameter GLM-4.5 Air model (44GB 3-bit quantized version). With a single prompt, it generated a complete Space Invaders game in HTML and JavaScript. This showcases the remarkable advancements in code generation capabilities of large language models, achieving impressive results even on older hardware. The author also tested its SVG image generation capabilities, with equally impressive results.

(simonwillison.net)

AI

XMPP (Snikket) for Reliable Couple Communication: A Success Story

2025-07-30

XMPP (Snikket) for Reliable Couple Communication: A Success Story

The author and his wife switched from Matrix to XMPP (using Snikket) for all their calls and chats, with remarkable success. While Matrix suffered from unreliable audio and video, Snikket provided reliable voice and video calls, seamless messaging, and photo sharing, even with frequent network changes. The author's wife, a typical end-user, found it easy to use. The only drawback is Snikket's lack of multi-domain support, limiting communication with other XMPP users.

(neilzone.co.uk)

Misc

arXivLabs: Experimental Projects with Community Collaborators

2025-07-30

arXivLabs is a framework that lets collaborators develop and share new arXiv features directly on our website. Individuals and organizations working with arXivLabs embrace our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only works with partners who share them. Have an idea for a project that will benefit arXiv's community? Learn more about arXivLabs.

(arxiv.org)

Development

Grammar Specification for a Novel Programming Language

2025-07-30

This document meticulously defines the grammar rules for a new programming language, covering various aspects such as types, expressions, patterns, function definitions, and type definitions. A series of context-free grammar rules (BNF notation) precisely describe the language's structure, providing a solid foundation for compiler and interpreter implementation. This powerful language supports advanced features like functional programming, pattern matching, and type inference.

(alasdair.github.io)

Development grammar specification

FreeBSD's PKGBASE Under Fire: Base System Components Accidentally Deleted

2025-07-30

FreeBSD's package management system, PKGBASE, is facing controversy. Users discovered that executing the command `pkg delete -af` removes only third-party packages on non-PKGBASE FreeBSD systems, but on PKGBASE systems, it removes nearly all base system components, including crucial tools like the vi editor. This raises concerns about system stability and POLA (The Principle Of Least Astonishment), as the same command behaves drastically differently, potentially rendering the system unusable.

(lists.freebsd.org)

Development

ACM's Transition to Full Open Access: A New Era for Computing Research

2025-07-30

ACM's Transition to Full Open Access: A New Era for Computing Research

ACM, a leader in computing research, is transitioning to a fully Open Access (OA) publishing model by the end of 2025. This significant move will make all ACM research freely available. The transition will be facilitated by ACM Open, a subscription model based on institutional publishing output, offering unlimited OA publishing and full access to the ACM Digital Library. This approach ensures sustainability while removing barriers to research and accelerating innovation. A Premium and Basic version of the ACM Digital Library will be offered starting in January 2026.

(www.acm.org)

Tech Computing Research

Swiss-Made USB-C Upgrade Case Sells Out!

2025-07-30

Swiss-Made USB-C Upgrade Case Sells Out!

A Swiss-made iPhone case lets you upgrade your older iPhone to USB-C in seconds, without buying a new device! The first three batches are already sold out, but you can sign up for email alerts to get priority when it's back in stock. Supports wireless charging, MagSafe, and fast charging, and is compatible with CarPlay. Note: Accessories requiring power from the phone (like wired headphones) will still require the Lightning port.

(obsoless.com)

Hardware iPhone Case Swiss Made

Credit Card Size Calibration Tool

2025-07-30

Credit Card Size Calibration Tool

This is an online credit card size calibration tool. Users simply place their credit card on the blue rectangle and adjust the slider until the rectangle perfectly matches the card's size. This method provides the highest accuracy due to standardized credit card dimensions. The tool displays the standard dimensions (85.60mm x 53.98mm), current PPI, and verification of perfect calibration.

(anruler.com)

Misc size calibration credit card

Why Your iPhone Photos Don't Make for Great Prints

2025-07-30

Ever wonder why you rarely see smartphone photos printed and framed? This article explains why. By comparing iPhone photos to those from a professional camera, the author highlights several key differences. iPhone's fisheye lens creates distortion, especially noticeable in body posture and facial features. The computational photography attempts to brighten everything, sacrificing crucial facial details and shadow accuracy. The background blur (bokeh) is also far less natural and pleasing than that produced by professional cameras. In short, while convenient, iPhone photos lack the detail and realism suitable for prints and framing.

(candid9.com)

Design image quality

Unmasking I/Q Signals: The Mystery of Wireless Communication

2025-07-30

Unmasking I/Q Signals: The Mystery of Wireless Communication

This article unveils the mystery behind I/Q signals, crucial in wireless communication but absent in traditional audio processing. It delves into the relationship between I/Q signals, sinusoidal waves, and the Fourier Transform. Using vector mathematics and the dot product, the article explains the orthogonality of I/Q signals and how they enable efficient modulation and demodulation. Finally, it clarifies why complex numbers are a more efficient way to represent I/Q signals in digital signal processing.

(wirelesspi.com)

Tech I/Q signals complex numbers

Bookmarkable by Design: URL-Driven State in HTMX

2025-07-30

Bookmarkable by Design: URL-Driven State in HTMX

This article showcases an elegant approach to state management in HTMX using URL parameters as the single source of truth. By leveraging the URL, developers can handle filtering, sorting, pagination, and search without complex client-side state management libraries. This results in bookmarkable, shareable application state, seamless browser history navigation, and simplified debugging. The article details three key steps: the server reading URL parameters, forms and hidden fields coordinating state, and automatic URL syncing with `hx-push-url`. Production considerations such as URL length limits and parameter validation are also discussed.

(www.lorenstew.art)

Development URL state management

Shunsaku Tamiya: A Legacy in Miniature

2025-07-30

Shunsaku Tamiya: A Legacy in Miniature

Shunsaku Tamiya, former president and chairman of Tamiya, Inc., passed away at age 90. He transformed Tamiya from a lumber supplier into a globally recognized maker of precision plastic model kits, RC vehicles, and Mini 4WD cars. His dedication to detail was legendary; to accurately recreate a Porsche 934, he famously disassembled a Porsche 911. Tamiya's legacy of quality and unique branding will endure for generations.

(JapaneseNostalgicCar.com)

Misc Tamiya model kits

Stranded in Space: The Unexpected Health Toll of a Prolonged ISS Mission

2025-07-29

Stranded in Space: The Unexpected Health Toll of a Prolonged ISS Mission

Astronauts Sunita Williams and Butch Wilmore are spending over 170 days on the International Space Station (ISS), far exceeding their original mission length. This article explores the various health impacts of prolonged space travel, including fluid redistribution causing swelling, vision impairment, bone loss, radiation exposure, and psychological challenges. A NASA study comparing astronaut Scott Kelly to his twin brother Mark, who remained on Earth, highlighted the effects of microgravity. Despite the challenges, the astronauts willingly endure these risks for the sake of space exploration, prompting ongoing NASA research for longer-duration missions.

(www.salon.com)

Tech

Say Goodbye to Rounding Errors: Detached Point Arithmetic (DPA)

2025-07-29

Say Goodbye to Rounding Errors: Detached Point Arithmetic (DPA)

Patrick Bryant's Detached Point Arithmetic (DPA) revolutionizes numerical computation. By separating integer mantissas from their point positions, DPA performs all operations using integer arithmetic, delaying rounding until final output. This eliminates the ubiquitous rounding errors inherent in floating-point arithmetic. With broad applications in finance, science, and AI, DPA promises significantly improved accuracy and efficiency. The simple and efficient implementation, freely available on GitHub, invites collaboration and improvement.

(github.com)

Development rounding errors integer arithmetic

Claude's Bait-and-Switch: Weekly Limits on Pro and Max

2025-07-29

Claude's Bait-and-Switch: Weekly Limits on Pro and Max

Anthropic's Claude Pro and Max AI coding assistants now have weekly usage limits, upsetting paying users. This highlights the industry's problematic trend of initially offering "unlimited" access before imposing restrictions on power users. The author argues this breaches developer trust and advocates for transparent pricing. In contrast, Kilo Code offers pay-per-use with upfront pricing and a 300% bonus credit promotion this week as an alternative.

(blog.kilocode.ai)

Development

Wikipedia Fights Back Against UK's Online Safety Act

2025-07-29

Wikipedia Fights Back Against UK's Online Safety Act

The Wikimedia Foundation is legally challenging the UK's Online Safety Act (OSA) Categorisation Regulations, arguing that they endanger Wikipedia and its volunteer contributors. The regulations risk classifying Wikipedia as a high-risk site, imposing stringent identity verification requirements that threaten contributor privacy and safety, and could cripple Wikipedia's operations. The Foundation contends this would severely impact global knowledge sharing and is urging the court to protect Wikipedia, a vital public resource. The case is supported by a UK-based volunteer contributor, highlighting the threat to free speech and knowledge sharing.

(wikimediafoundation.org)

Tech Freedom of Knowledge

Training Long-Horizon Terminal Agents with Reinforcement Learning: Terminal-Bench-RL

2025-07-29

Training Long-Horizon Terminal Agents with Reinforcement Learning: Terminal-Bench-RL

This project details the creation of a stable RL training infrastructure scaling to 32x H100 GPUs across 4 nodes for training long-horizon terminal-based coding agents. The author developed Terminal-Agent-Qwen3-32b, achieving the highest score on terminal-bench for Qwen3 agents *without* training! Built upon the rLLM framework, it includes custom environments and infrastructure. Using ~$1M in compute, the agent achieved 19th place on the terminal-bench leaderboard, outperforming several top agents from Stanford and OpenAI. A sophisticated system prompt and custom tools guide the agent's behavior. While a full training run was cost-prohibitive, the code and dataset are provided, inviting further research with increased compute resources.

(github.com)

Development Terminal Agent

Hologram v0.5.0: Major Performance Boost and New Features

2025-07-29

Hologram v0.5.0: Major Performance Boost and New Features

Hologram 0.5.0 is a major release featuring significant performance improvements and new features. Core client-side operations have been sped up from milliseconds to microseconds, enabling real-time interactions. This release includes comprehensive session and cookie management, a new HTTP-based transport layer, live reload functionality, and incremental compilation. It also introduces a high-performance bitstring implementation, foundational CRDT support, and more, laying the groundwork for future distributed features. Over 950 commits have improved both developer experience and runtime performance.

(hologram.page)

Development Framework Update

Exploiting EOL Network Devices: A Junkyard Competition Win

2025-07-29

Exploiting EOL Network Devices: A Junkyard Competition Win

Researchers secured second place at DistrictCon's Junkyard competition by successfully exploiting two discontinued network devices: a Netgear WGR614v9 router and a BitDefender Box V1. Their exploit chains highlighted the persistent security risks of end-of-life (EOL) hardware, where unpatched vulnerabilities remain exploitable after manufacturer support ceases. The researchers detailed multiple vulnerabilities, including authentication bypasses, buffer overflows, and command injections, leading to remote root access on both devices. This research underscores the importance of considering manufacturer support lifecycles and community firmware options when selecting devices and highlights the ongoing security challenges posed by EOL IoT devices.

(blog.trailofbits.com)

Tech

EU Accuses Temu of Violating the Digital Services Act

2025-07-29

EU Accuses Temu of Violating the Digital Services Act

The European Commission has preliminarily found that Chinese e-commerce platform Temu is in breach of the Digital Services Act (DSA) for failing to properly assess the risks of illegal products sold on its website. The investigation revealed a high risk of illegal products, such as dangerous toys and electronics, on Temu's platform, citing an inaccurate risk assessment from October 2024 and insufficient mitigation measures. The EU could impose a fine of up to 6% of Temu's global annual turnover. Temu stated it will continue cooperating with the European Commission. The EU is also investigating other suspected DSA violations by Temu, including the effectiveness of its mitigation measures, addictive design features, and data access.

(www.euronews.com)

Tech

Leverage Arbitrage Divergence: How Fast Actors Outpace Slow Systems

2025-07-29

Leverage Arbitrage Divergence: How Fast Actors Outpace Slow Systems

This article explores the growing gap between the speed at which actors with different types of leverage (labor, capital, code) can change the world. Tech companies, wielding code leverage, rapidly alter societal norms, while slower-moving institutions struggle to adapt. This 'leverage arbitrage' leads to the over-exploitation of societal commons—democratic norms, social trust—and ultimately threatens civilizational stability. The solution, the author argues, lies in 'leverage literacy,' fostering organizations and decision-making processes that account for the diverse speeds of power dynamics to create a sustainable future.

(tushardadlani.com)

Tech leverage arbitrage institutional inertia

Blockchain: A Tech Utopia Illusion?

2025-07-29

Silicon Valley often presents technological solutions, such as blockchain, as neutral and universally beneficial. However, this article argues that definitions of "efficiency," "competition," and "security" are subjective and can even dismantle critical government infrastructure. Blockchain, a clunky database, fails to deliver on its promises of universality, instead serving primarily as a tool for unscrupulous individuals to profit, highlighting the emptiness of techno-solutionism.

(fintechdystopia.com)

Tech techno-solutionism

CopyParty: Turn Any Device Into a File Server with Resumable Uploads/Downloads

2025-07-29

CopyParty: Turn Any Device Into a File Server with Resumable Uploads/Downloads

CopyParty is an amazing project that transforms almost any device into a fully-featured file server accessible from any web browser, supporting resumable uploads and downloads. It boasts a user-friendly interface, handles various file types, and offers rich features like file indexing, media previews, audio transcoding, and granular permission control. Simply run `copyparty-sfx.py` to get started, or visit the read-only demo server running on a NUC in my basement. CopyParty aims for simplicity, power, and cross-platform compatibility, making it an ideal emergency solution for transferring files between devices.

(github.com)

Development file server resumable uploads

Denmark Revives Controversial Child Sexual Abuse Scanning Bill

2025-07-29

Denmark Revives Controversial Child Sexual Abuse Scanning Bill

On its first day as EU President, Denmark has reintroduced a controversial bill aimed at scanning messaging services for child sexual abuse material (CSAM), dubbed 'Chat Control'. This proposal, which mandates scanning even encrypted chats, has failed to garner sufficient support since May 2022, raising concerns about privacy and the undermining of encryption. Denmark, a strong supporter, aims for adoption by October 14th, but details of compromises remain undisclosed. This move could significantly impact user privacy and data security, facing strong opposition from tech experts and privacy advocates.

(www.techradar.com)

Tech Child Sexual Abuse Material

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