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arXivLabs: Experimenting with Community Collaboration

2025-07-15

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

(arxiv.org)

Development

Anthropic's Claude Code Hit by Unexpected Usage Limits

2025-07-18

Anthropic's Claude Code Hit by Unexpected Usage Limits

Users of Anthropic's Claude Code have been encountering unexpectedly strict usage limits since Monday, particularly impacting heavy users on the $200/month Max plan. Users receive only a vague "usage limit reached" message without explanation or prior notice, leading to suspicions of downgraded subscriptions or inaccurate usage tracking. Anthropic acknowledged the issue but offered no details. The incident highlights flaws in Anthropic's tiered pricing, which lacks clear usage guarantees, making planning difficult for users. The high value proposition of the Max plan, allowing some users to generate over $1000 in API calls daily, is also a central point of concern, raising questions about its long-term sustainability. The lack of transparency is eroding user confidence.

(techcrunch.com)

Development

JetBrains' AI-Powered Code Completion: Small Model, Big Impact

2025-07-18

JetBrains' AI-Powered Code Completion: Small Model, Big Impact

JetBrains' Full Line Code Completion in PyCharm is a game-changer. Instead of relying on massive LLMs, it uses a smaller, locally-run model optimized for Python. This model excels at auto-generating log statements, significantly boosting developer productivity. It predicts variable names, data structure access, and generates clearer logs than most developers would write – logs valuable even in production. Trained on a curated dataset and employing optimization techniques like quantization and caching, it's fast and efficient. This demonstrates the potential of smaller, specialized models for specific tasks, offering a new paradigm for AI-assisted programming.

(newsletter.vickiboykis.com)

Development

JWST and ALMA Detect Earliest Stages of Planet Formation Around Sun-like Star

2025-07-18

JWST and ALMA Detect Earliest Stages of Planet Formation Around Sun-like Star

Astronomers using the JWST and ALMA telescopes have discovered evidence of the earliest stages of planet formation around a Sun-like star, HOPS-315, located 1300 light-years away. They detected concentrations of hot minerals, the building blocks of planetesimals – the seeds from which planets grow. This discovery offers invaluable data for studying the initial stages of planet formation and may hold clues to how our own Solar System formed. The HOPS-315 system's similarity to our early Solar System allows for unprecedented insights into its origin and evolution.

(www.sciencealert.com)

Tech

The Platonic Representation Hypothesis: Towards Universal Embedding Inversion and Whale Communication

2025-07-18

The Platonic Representation Hypothesis: Towards Universal Embedding Inversion and Whale Communication

Researchers have discovered that large language models converge towards a shared underlying representation space as they grow larger, a phenomenon termed the 'Platonic Representation Hypothesis'. This suggests that different models learn the same features, regardless of architecture. The paper uses the 'Mussolini or Bread' game as an analogy to explain this shared representation, and further supports it with compression theory and model generalization. Critically, based on this hypothesis, researchers developed vec2vec, a method for unsupervised conversion between embedding spaces of different models, achieving high-accuracy text embedding inversion. Future applications could involve decoding ancient texts (like Linear A) or translating whale speech, opening new possibilities for cross-lingual understanding and AI advancement.

(blog.jxmo.io)

AI Embedding Space Conversion Platonic Representation Hypothesis

Bypassing Middleboxes Blocking MPTCP with eBPF

2025-07-18

The MPTCP protocol can be blocked by middleboxes (like NATs, firewalls) in certain network environments. This article introduces an eBPF-based TCP-in-UDP solution that cleverly bypasses these limitations by encapsulating TCP packets within UDP packets. This solution requires no extra data layers or VPNs, simply reordering the TCP header and using eBPF to efficiently handle checksums, ultimately solving challenges posed by network stack optimizations and hardware offloading. While some minor issues remain, such as the loss of the URG flag and MTU/MSS adjustments, this approach offers an effective way to improve MPTCP performance in complex network environments.

(blog.mptcp.dev)

Development Network Optimization

AI: The New Executive Buzzword

2025-07-18

AI: The New Executive Buzzword

Executives are increasingly touting the transformative power of AI in their businesses. JPMorgan Chase boasts 450 AI use cases, while Yum! Brands sees AI as the future operating system for restaurants. Booking.com highlights AI's role in enhancing the traveler experience. The prevalence of AI discussion is striking, with 44% of S&P 500 companies mentioning it on earnings calls in Q1 of this year. This suggests a widespread adoption of AI across various industries.

(www.economist.com)

Tech business applications

The Great USB-C Hub Scam: A Teardown Tale

2025-07-18

The Great USB-C Hub Scam: A Teardown Tale

The author bought three USB-C hubs from different brands, only to discover they all used nearly identical hardware, including the problematic Realtek RTL8153 network chip, leading to macOS compatibility issues. Despite huge price differences, the actual cost was low, highlighting massive brand markups. One hub even overheated dangerously. Teardowns revealed these brands rebranded low-cost products, prompting a call for consumer awareness and rejection of marketing hype.

(overengineer.dev)

Hardware USB-C Hubs Hardware Review Tech Consumerism

Apple Unveils New Generation of Multilingual, Multimodal Foundation Models

2025-07-18

Apple Unveils New Generation of Multilingual, Multimodal Foundation Models

Apple introduced two new multilingual, multimodal foundation language models powering its on-device and server-side intelligence features. A ~3B parameter on-device model, optimized for Apple silicon, and a scalable server model built on a novel Parallel-Track Mixture-of-Experts (PT-MoE) transformer. Both are trained on massive multilingual and multimodal datasets, refined with supervised fine-tuning and reinforcement learning. They support more languages, image understanding, and tool calls, matching or exceeding comparable open-source baselines. A new Swift-centric framework simplifies integration for developers.

(machinelearning.apple.com)

AI

Autism and Gait: Understanding the Differences

2025-07-17

Autism and Gait: Understanding the Differences

A new study highlights diverse gait differences in autistic individuals, including toe-walking, in-toeing, and out-toeing. These differences aren't simply developmental delays, but stem from variations in brain development within the basal ganglia and cerebellum. Often accompanied by other motor skill challenges, the study emphasizes that not all gait differences require treatment; instead, an individualized approach focusing on functional impact is crucial. Community-based interventions like sports and dance can improve motor skills and social interaction in autistic children.

(www.sciencealert.com)

Tech gait neurodevelopment

Ukrainian Hackers Take Down Major Russian Drone Supplier, Wipe 47TB of Data

2025-07-18

Ukrainian Hackers Take Down Major Russian Drone Supplier, Wipe 47TB of Data

Ukrainian hacking collective BO Team claims to have successfully infiltrated the IT infrastructure of Gaskar Integration, one of Russia's largest drone suppliers, destroying 47TB of technical data related to drone production, along with 10TB of backups. The operation, they say, was carried out with the assistance of the Ukrainian Cyber Alliance and another unnamed prominent organization. The hackers also revealed that China is assisting Gaskar Group in production and specialist training. The attack reportedly crippled Gaskar's network, even affecting physical building access.

(www.theregister.com)

Tech

Ants, Termites, and the Evolutionary Feast: How Mammals Conquered a Tiny Kingdom

2025-07-18

A groundbreaking study traces the rise of ant- and termite-eating mammals, revealing at least a dozen independent evolutionary events where mammals specialized in this unusual diet. Following the dinosaur extinction, ant and termite populations exploded, creating a novel ecological niche. Researchers analyzed the diets of nearly 4,100 mammal species, finding that obligate myrmecophagy (exclusive ant and termite consumption) evolved independently multiple times. This dietary shift required significant physiological adaptations, and remarkably, once a lineage adopted this strategy, it rarely reverted. The study suggests that this specialized diet, while potentially limiting, may provide an advantage in a changing climate, where large social insect colonies are thriving.

(news.njit.edu)

Tech

Unlocking Extreme Productivity with Claude Code and Background Agents

2025-07-18

This post details the author's experience using Claude Code and their tool, Terragon, for AI-assisted programming. Terragon manages multiple background Claude Code agents, running them in the cloud and automatically creating pull requests, dramatically boosting productivity. The author's workflow involves assigning tasks to Terragon's agents and then locally reviewing and testing. This hybrid approach allows for parallel task management, significantly increasing output, especially for repetitive tasks, code cleanup, and debugging. The post also shares lessons learned, including understanding the model's strengths and weaknesses, knowing when to abandon unsuccessful attempts, and effective time management.

(ymichael.com)

Development

Smooth Transition: Getting Started with Linux from Windows

2025-07-18

Smooth Transition: Getting Started with Linux from Windows

For users switching from Windows to Linux, Linux Mint and Zorin OS are excellent choices. Volunteers should assist users in familiarizing themselves with the Linux environment and finding Linux equivalents to their Windows software. Demonstrations, such as using a live USB or dedicated Linux demo machines, can help users experience Linux firsthand. Dual-booting is an option if users want to keep both Windows 10 and Linux, but volunteers should advise that Windows 10 will become outdated and insecure, and should be used only for specific applications, while Linux should be used for daily tasks.

(therestartproject.org)

Development

Apple Sues YouTuber for Leaking iOS 26 Secrets

2025-07-18

Apple Sues YouTuber for Leaking iOS 26 Secrets

Apple is suing YouTuber Jon Prosser for allegedly leaking confidential information about iOS 26. Apple claims Prosser and Michael Ramacciotti conspired to access a development iPhone belonging to Apple employee Ethan Lipnik, obtaining iOS 26 trade secrets and creating videos. Lipnik was fired for violating company policy. Apple is seeking an injunction to prevent further disclosures and damages. Prosser denies the conspiracy, claiming unawareness of the situation.

(www.macrumors.com)

Tech Leak

Louisiana Cancels $3 Billion Coastal Restoration Project

2025-07-18

Louisiana Cancels $3 Billion Coastal Restoration Project

Louisiana has canceled a $3 billion project to repair its eroding Gulf Coast, funded by the 2010 Deepwater Horizon oil spill settlement. Governor Jeff Landry deemed the project a threat to the state's way of life, while conservationists viewed it as a crucial response to climate change. The cancellation could result in Louisiana losing over $1.5 billion in unspent funds and potentially repaying the $618 million already invested. The project, aimed at rebuilding wetlands by diverting sediment-laden Mississippi River water, was halted due to escalating costs and concerns about its impact on local fisheries. The state plans a smaller, cheaper alternative, but environmental groups strongly oppose this, arguing it's insufficient to address coastal erosion.

(apnews.com)

Tech coastal restoration

tsx: Streamlining TypeScript Development in Node.js

2025-07-18

tsx: Streamlining TypeScript Development in Node.js

tsx is a Node.js enhancement that lets you run TypeScript code directly without complex configurations. It solves the compatibility issues between CommonJS and ESM modules in the Node.js ecosystem, allowing seamless switching and featuring a watch mode for increased developer productivity. Born from the challenges of Node.js's module system evolution, tsx aims to simplify the TypeScript experience. Currently relying on user donations, it seeks sponsorship to ensure continued maintenance and development.

(tsx.is)

Development

Le Chat Gets a Huge Upgrade: Deep Research, Voice Mode, and More

2025-07-17

Le Chat Gets a Huge Upgrade: Deep Research, Voice Mode, and More

Mistral AI's AI assistant, Le Chat, has received a major update with powerful new features. Deep Research mode allows for structured, in-depth research; Voice mode enables voice interaction; and natively multilingual reasoning facilitates seamless switching and reasoning across languages. Advanced image editing capabilities and project organization features further enhance user experience. These updates make Le Chat more powerful and user-friendly, providing a more efficient AI-assisted experience.

(mistral.ai)

AI

Sony RX1R III: Small Size, Big Compromise?

2025-07-18

Sony RX1R III: Small Size, Big Compromise?

Sony's highly anticipated RX1R III full-frame compact camera arrives with a hefty $5,100 price tag. While boasting features like the A7R V's high-resolution sensor, Sony's latest autofocus system, a longer-lasting battery, and an electronic viewfinder, it surprisingly omits the tilting screen of its predecessor. This is a significant drawback for street photographers and those who rely on flexible shooting angles. Sony's dedication to maintaining a small form factor resulted in compromises, including the lack of in-body image stabilization. This decision contrasts with Leica's addition of a tilting screen to the Q3, demonstrating a willingness to prioritize user needs over unwavering adherence to a specific design. Although Sony has improved ergonomics in its A9 III and A1 II, the RX1R III's small size might still lead to discomfort during extended shooting sessions. Ultimately, the RX1R III offers powerful features, but with regrettable compromises.

(www.theverge.com)

Hardware Sony RX1R III full-frame camera camera design

Two Weeks with Claude Code: A Deep Dive into an AI Coding Assistant

2025-07-17

Two Weeks with Claude Code: A Deep Dive into an AI Coding Assistant

This detailed account chronicles two weeks of using Claude Code. Initially relying on Cursor and its generous API access for code generation and comprehension, API rate limits pushed the author towards a paid Claude Code subscription. A comparison of Claude Code and Cursor highlights strengths and weaknesses, including Sonnet 4 and Opus 4 model performance differences, Claude Code's context management, search capabilities, and custom commands. The author shares practical tips – efficiently utilizing sub-agents, context management, and command shortcuts – and suggests improvements for Claude Code. Overall, the author finds Claude Code powerful but with a steep learning curve, rewarding curiosity and exploration.

(sankalp.bearblog.dev)

Development

Beyond the XOR Trick: Finding Thousands of Missing IDs with Invertible Bloom Filters

2025-07-18

Beyond the XOR Trick: Finding Thousands of Missing IDs with Invertible Bloom Filters

This article introduces Invertible Bloom Filters (IBFs), a data structure that efficiently solves the problem of finding thousands of missing IDs in a massive dataset. Starting with the simple XOR trick, the article progressively explains the workings of IBFs, overcoming the limitations of the traditional XOR trick through partitioning and iterative recovery. IBFs use hashing to partition sets, then iteratively recover the symmetric difference using a 'peeling' algorithm to efficiently find missing elements. A Python implementation is provided for learning and experimentation.

(nochlin.com)

Development Invertible Bloom Filters

Rust Extensible Data Types with CGP: Modular Interpreters and Extensible Visitors

2025-07-18

This blog post is part two of a series on programming extensible data types in Rust using CGP. It explores building modular interpreters using extensible variants and the extensible visitor pattern to solve the expression problem. A toy math expression language demonstrates how to decouple variant implementations from enum definitions, creating open-ended, modular visitors that avoid runtime errors or rigid interfaces. CGP enables building extensible, modular interpreter components that compose to create complex interpreter functionality.

(contextgeneric.dev)

Development Extensible Data Types

Intel Cuts Over 5,000 Jobs in Restructuring Amidst AI Shift

2025-07-17

Intel Cuts Over 5,000 Jobs in Restructuring Amidst AI Shift

Intel is undertaking a major restructuring, laying off over 5,000 employees across four US states to streamline operations and focus on AI. The cuts, impacting California, Oregon, Arizona, and Texas, are part of CEO Lip-Bu Tan's plan to address the company's losses and lagging competitiveness in the semiconductor market. Tan aims to make Intel leaner, faster, and more focused on core AI products to regain its footing.

(www.manufacturingdive.com)

Tech

S&P 500 Firms Quietly Worry About AI Risks

2025-07-16

S&P 500 Firms Quietly Worry About AI Risks

Despite public pronouncements of AI's business opportunities, a growing number of S&P 500 companies are listing AI among their major risks in official financial filings. Research from The Autonomy Institute reveals that three-quarters of S&P 500 firms have updated their risk disclosures to detail AI-related concerns, including cybersecurity threats (like deepfakes and malicious code generation), data privacy, intellectual property issues, and reliance on third-party AI vendors. Some even warn of potential losses on AI investments. While public discourse focuses on job displacement, corporate concerns center on AI harming business interests and exposing sensitive data. This shift highlights a growing corporate awareness of AI risks.

(www.theregister.com)

Tech corporate risk disclosure

Dictionary.com Deletes User Accounts, Leaving Logophiles Devastated

2025-07-18

Dictionary.com Deletes User Accounts, Leaving Logophiles Devastated

Dictionary.com abruptly deleted all user accounts and their associated data, including years' worth of saved words, sparking outrage among users. The company, which previously offered a paid ad-free version with extra features like offline dictionaries, removed these features and rendered saved data inaccessible. While Dictionary.com claims the change was for app improvement, they offered no adequate explanation or compensation for lost data, leading to widespread criticism and unanswered questions.

(arstechnica.com)

Tech paid services

My Efficient Python Full-Stack Workflow: From AI to Deployment

2025-07-16

My Efficient Python Full-Stack Workflow: From AI to Deployment

This post details a complete toolchain for building Python applications, honed over six months of AI development. The author shares their preferred project structure (monorepo), dependency management (uv), linting (ruff), type checking (ty), testing (pytest), data validation (Pydantic), documentation (MkDocs), API creation (FastAPI), dataclasses, version control (GitHub Actions), dependency updates (Dependabot), security scanning (Gitleaks), pre-commit hooks, automation (Make), and Docker containerization. This streamlined workflow emphasizes efficiency, code quality, and CI/CD. The author's focus on lightweight tools and a simplified approach makes this a valuable resource for full-stack Python developers.

(www.cesarsotovalero.net)

Development Full-Stack Development

Perplexity's India Gambit: Free AI for 360M Users

2025-07-17

Perplexity's India Gambit: Free AI for 360M Users

Perplexity, a US AI startup, is employing a classic Silicon Valley growth strategy: targeting India. They've partnered with Bharti Airtel, giving 360 million Airtel customers a year of free access to its premium Perplexity Pro service – the largest distribution deal of its kind globally. This isn't a watered-down trial; it's the full Pro version, including access to powerful models like GPT-4.1 and Claude. The move targets Airtel's paying subscribers, a massive segment of India's commercially valuable internet users, in a market projected to surpass 900 million users by 2025. This highlights India's importance as a key growth market for tech giants, but also underscores the fierce competition, with players like OpenAI and Google vying for market share. Despite India's vibrant AI startup scene, the country still lags in developing its own globally competitive LLMs. Perplexity's bold move exemplifies the high stakes and unique challenges of conquering this massive market.

(indiadispatch.com)

Tech Growth Hacking

Undersea Cables Become Ocean Sensors: Monitoring Currents and Climate

2025-07-17

Undersea Cables Become Ocean Sensors: Monitoring Currents and Climate

Scientists have ingeniously repurposed existing transatlantic fiber-optic cables as ocean sensors, developing a new instrument that measures subtle changes in light signals to monitor water temperature and pressure. Without disrupting their primary function, the system uses reflections from repeaters spaced every 50-100 kilometers along the cable to measure variations in light travel time, inferring data such as daily and weekly water temperature and tide patterns. This groundbreaking research offers a cost-effective way to monitor the ocean environment, improving our understanding of ocean currents, climate change, and natural hazards like tsunamis.

(phys.org)

Tech Fiber Optic Sensors Submarine Cables

Xbox Security: A Case Study in Epic Failure

2025-07-17

This article dissects the catastrophic failures in the design and implementation of the Xbox gaming console's security system. Microsoft, in an attempt to prevent game copying and unauthorized software, designed a trust-chain based system riddled with design and implementation flaws. From using the vulnerable RC4 algorithm as a hash function, to overlooking the Intel CPU's address space wrap-around behavior and underestimating RAM initialization complexities, Microsoft made a series of elementary mistakes, ultimately leading to the easy circumvention of the Xbox's security. Hackers exploited these vulnerabilities to successfully run Linux and homebrew software, even enabling game copying. This case serves as a stark reminder of the need for thorough security system design, cautioning against compromising security for cost savings.

(xboxdevwiki.net)

Tech security flaws

Meta's AI-Optimized Concrete Cuts Data Center Emissions

2025-07-17

Meta's AI-Optimized Concrete Cuts Data Center Emissions

Meta partnered with Amrize to develop a new, AI-optimized concrete mix for its upcoming Rosemount, Minnesota data center. Leveraging open-source AI models and real-world data, this innovative concrete is projected to reduce the carbon footprint by 35% compared to traditional mixes, without sacrificing strength or construction speed. This collaboration showcases the potential of AI in materials science and sustainable infrastructure development.

(nerds.xyz)

Tech

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