Tree Borrows

https://ethz.ch/etc/designs/ethz/img/header/eth_default_og.jpg
Rust's ownership-based type system offers strong guarantees but also provides unsafe escape hatches that must be manually upheld. Tree Borrows improves upon Stacked Borrows by using a tree to define rules for safe code, rejecting fewer test cases and enabling new optimizations.

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IKEA ditches Zigbee for Thread going all in on Matter smart homes

https://platform.theverge.com/wp-content/uploads/sites/2/2025/07/PH_191155_2_6692845c38.jpg?quality=90&strip=all&crop=0%2C12.496593077133%2C100%2C75.006813845735&w=2400
Ikea is launching over 20 Matter-over-Thread devices to simplify its smart home and make it more affordable. The devices will work with other brands and without Ikea's hub, making it a more open and plug-and-play smart home.

The death of partying in the USA

https://images.unsplash.com/photo-1661697522366-fa6c8dfb0e4f?crop=entropy&cs=tinysrgb&fit=max&fm=jpg&ixid=M3wzMDAzMzh8MHwxfHNlYXJjaHwxNXx8cGFydHklMjBzYWR8ZW58MHx8fHwxNzUxOTE4OTUxfDA&ixlib=rb-4.1.0&q=80&w=1080
The US has seen a significant decline in socializing, with Americans spending 50% less time attending or hosting parties since 2003. This decline is attributed to various factors, including increased individualism, changing family dynamics, and the rise of technology.

Show HN: FlopperZiro – A DIY open-source Flipper Zero clone

https://raw.githubusercontent.com/lraton/FlopperZiro/main/img/img-profile.jpg
An orribol copi of FlipperZero, uit worst inglish A Flipper Zero clone, but cheapest, DIY and simply Open Source, made with Arduino IDE ⚠️ Important Notice: This is just a fun project, it was started to pass the time, it is not at all professional and is not intended to be. Is not an alternative for professional device.

Most RESTful APIs aren't really RESTful

Roy Thomas Fielding's dissertation on REST describes it as an architectural style for designing scalable, performant, and maintainable networked systems. A REST API should use hypermedia to drive application state transitions and not rely on out-of-band information.

Solar power has begun to transform the world’s energy system

https://media.newyorker.com/photos/68630da9855574ee0f0a6ed9/16:9/w_2560%2Cc_limit/McKibben-Solar2.jpg
Last year, 96 per cent of the global demand for new electricity was met by renewables. in the u.s. ninety-three percent of new generating capacity came from solar, wind, battery storage, says john sutter jr. he says even saudi arabia, the u.a.e., and qatar are building vast fields of solar panels. by 2050, half the region's electricity would come from photovolt

MCP-B: A Protocol for AI Browser Automation

Phrase origin: Why do we "call" functions?

https://raw.githubusercontent.com/Quuxplusone/blog/master/images/pumpkin-toss.jpg
The term "call" in programming originated from library terminology, where a "call number" identified a book's location. This concept was later applied to computer subroutines.

Astro is a return to the fundamentals of the web

https://websmith.studio/websmith-studio-social.jpg
Astro is a web framework that prioritizes content-driven, server-first development with zero JavaScript by default, resulting in fast and accessible websites. It offers flexibility, ease of use, and excellent tooling, making it ideal for content-focused projects like blogs, e-commerce sites, and marketing sites.

Bulgaria to join euro area on 1 January 2026

https://www.ecb.europa.eu/press/tvservices/html/index/ECB%20press%20conference%20place%20holder%20new_2560x1440.jpg
The European Union approved Bulgaria's accession to the euro area on January 1 2026 with a conversion rate of 1.95583 lev per euro. Bulgaria's lev will be directly supervised by the European Central Bank starting January 1 2026.

RapidRAW: A non-destructive and GPU-accelerated RAW image editor

https://raw.githubusercontent.com/CyberTimon/RapidRAW/main/.github/assets/editor.png
RapidRAW is a lightweight, high-performance photo editing software built with Rust and Tauri, offering features like GPU-accelerated processing, AI masking, and generative edits. It's an open-source project with a GNU Affero General Public License v3.0, aiming to provide a fast and efficient workflow for photographers.

A fast 3D collision detection algorithm

https://substackcdn.com/image/fetch/$s_!EE06!,w_520,h_272,c_fill,f_auto,q_auto:good,fl_progressive:steep,g_auto/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fff0180cb-b892-4670-977f-f25f5f4a4421_998x637.png
The author presents a new approach to the Separating Axis Test, a collision detection algorithm, by treating it as an optimization problem on a sphere and using graph traversal to find the minimum of the support function, resulting in a 5-10x speedup over the regular SAT. This approach can be used to improve collision detection in games and other applications, and the author provides a demo ...

A Typology of Canadianisms

https://dchp.arts.ubc.ca/build/_assets/how-to-use-1-MJQSUFDF.jpg
The Dictionary of Canadianisms on Historical Principles (DCHP-3) updates the entry structure from DCHP-2 with new Canadianisms and meanings. It includes six types of Canadianisms: Origin, Preservation, Semantic Change, Culturally Significant, Memorial, and a new label for common core terms.

Show HN: MCP server for searching and downloading documents from Anna's Archive

https://raw.githubusercontent.com/iosifache/annas-mcp/main/claude.png
Anna's Archive is a platform for automated document retrieval under permissive licenses. It does not endorse unauthorized content acquisition and users must respect intellectual property rights.

US court strikes down 'click-to-cancel' rule designed to make unsubscribing easy

https://i.guim.co.uk/img/media/a28ab1bb223cf677f80ab1dcb78e0c0e2769ed5b/0_0_6720_4480/master/6720.jpg?width=465&dpr=1&s=none&crop=none
A US federal appeals court struck down the FTC's "click-to-cancel" rule, which would have made canceling subscriptions easier, due to procedural errors. The decision may force the FTC to restart the rule-making process and could impact future consumer protection regulations.

Biomni: A General-Purpose Biomedical AI Agent

https://camo.githubusercontent.com/4dc2dfea1b0da2f6eb70269ae4a20ba79d6e987fc01086b872b8f73af17847e8/68747470733a2f2f696d672e796f75747562652e636f6d2f76692f45304252766c3233684c732f6d617872657364656661756c742e6a7067
Biomni is a biomedical AI agent that enhances research productivity and generates testable hypotheses. It integrates large language models with retrieval-augmented planning and code-based execution for various biomedical tasks.

Show HN: Petrichor – a free, open-source, offline music player for macOS

https://raw.githubusercontent.com/kushalpandya/Petrichor/main/Resources/Assets.xcassets/AppIcon.appiconset/1024-mac.png
Petrichor is an offline music player for macOS that reads music files from directories without altering them, using a SQLite database to store metadata. The app's database schema includes tables for folders, artists, albums, tracks, playlists, and more, with relationships between them to enable features like searching and smart playlists.

Frame of preference A history of Mac settings, 1984–2004

https://aresluna.org/images/frame-of-preference/ogimage.png
The 1984 mac control panel is still perhaps the only settings screen ever brought up in casual conversation. what used to be four sections in 1987 grew to 10+ by 1990, including some sounds and date & time. if you're a fan of iwork, you should check out the new universal access preferences in macos v10.1 - it's the best of both worlds – for the price of one mac x1 macbook pro.

Is the doc bot docs, or not?

https://www.robinsloan.com/img/moonbound-top-crop-v2.jpg
User upgraded Shopify email templates and asked a doc bot about detecting orders with Shopify Collective items. The doc bot provided incorrect syntax, leading to a discussion on the limitations and potential drawbacks of a guessing-based doc bot.

Helm local code execution via a malicious chart

https://opengraph.githubassets.com/dec49ccb3b528115e1ad1a52446b849a21d1b23c66cd66f567cbbc3d7de5c768/helm/helm/security/advisories/GHSA-557j-xg8c-q2mm
A Helm contributor found a vulnerability where a specially crafted Chart.yaml and Chart.lock files can lead to local code execution when dependencies are updated. To fix this, ensure the Chart.lock file is not a symlink before updating dependencies.

ESIM Security

https://security-explorations.com/samples/kigen_euicc_demo1.jpg
Security explorations, a research lab of ag security research company, conducted security analysis of esim technology. the hack proves that our research on java card from 2019 did matter, says scott wilson of security explorations. he says the problem has its origin in insecure java card vm architecture (split verification process, unverified bytecode execution) if the attacker has access to ...

"Just Fucking Ship It" (Or: On Vibecoding)

https://coal.sh/assets/pandu_age_distribution.png
The writer, who participated in a hackathon, discovered vulnerabilities in the social media app Pandu, which exposes user data and allows arbitrary push notifications and chat requests. The app's architecture is flawed, putting hundreds of users' privacy at risk.

Where can I see Hokusai's Great Wave today?

https://greatwavetoday.com/british-museum.jpg
Where can I see Hokusai's Great Wave today?

Springer Nature book on machine learning is full of made-up citations

A book on machine learning, Mastering Machine Learning, contains fake citations, likely generated by a large language model. The publisher, Springer Nature, is investigating and emphasizes the need for human oversight in AI-generated content.

SUSE launches new European digital sovereignty service to meet surging demand

https://www.zdnet.com/a/img/resize/e27b3953df87b835a77deeeec01f311aa283a5ec/2022/08/05/e2171bd1-84f6-4ca8-9801-2abdeb61a365/steven-vaughan-nichols.jpg?auto=webp&fit=crop&frame=1&height=192&width=192
The European Union is shifting towards open source and Linux due to concerns over US government and tech company influence. SUSE offers a new Sovereign Premium Support package to ensure data residency and control within the EU.

I used to prefer permissive licenses and now favor copyleft

The author, a free open source software developer, has switched from permissive to copyleft licenses due to increased adoption of open source, a more competitive and mercenary crypto space, and economic arguments favoring nonzero openness.

Would You Like an IDOR With That? Leaking 64m McDonald's Job Applications

https://images.spr.so/cdn-cgi/imagedelivery/j42No7y-dcokJuNgXeA0ig/a24bbffa-ecda-4c54-8cc5-c309477aa209/Screenshot_2025-07-02_at_9.36.13_AM/w=3840,quality=90,fit=scale-down
Researchers discovered serious security issues in McHire, a chatbot recruitment platform used by 90% of McDonald's franchisees, exposing over 64 million applicants' personal data. The issues included default admin credentials and an insecure API allowing access to any contacts and chats.

Florida is letting companies make it harder for highly paid workers to swap jobs

https://i.insider.com/6633ec5910dfcda4096631e5?width=700
Florida passed a law allowing companies to enforce non-compete agreements for up to four years, benefiting companies like Citadel. The law aims to attract high-paying companies and protect trade secrets, but critics say it restricts workers and hinders innovation.

Let Kids Be Loud

https://substackcdn.com/image/fetch/$s_!z_3H!,w_520,h_272,c_fill,f_auto,q_auto:good,fl_progressive:steep,g_auto/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc76dc456-477a-4d03-893a-4b85249f451f_5120x2880.jpeg
A recent court decision in Amsterdam allowed a neighborhood soccer cage to stay open after residents complained about noise. The city's sports advisory council stated that children's play noise is a natural part of life and should not be considered a nuisance.

Hugging Face just launched a $299 robot that could disrupt the robotics industry

https://venturebeat.com/wp-content/themes/vb-news/brand/img/vb-daily-phone.png
Hugging Face launched Reachy Mini, a $299 desktop robot for AI developers, to democratize robotics and challenge the industry's closed-source model. The robot integrates with Hugging Face's platform, allowing developers to access AI models and share applications.

Nuclear Waste Reprocessing Gains Momentum in the U.S.

https://spectrum.ieee.org/media-library/columns-of-metal-rods-submerged-in-a-large-pool-of-liquid-inside-a-factory.jpg?id=61142704&width=1200&height=899
Researchers are developing techniques to transform nuclear waste into a resource, with the goal of recycling the US nuclear fuel stockpile by the 2050s. New technologies aim to reduce the radioactivity and amount of nuclear waste, making it economically viable to reuse the uranium and plutonium in reactors.

Configuring Split Horizon DNS with Pi-Hole and Tailscale

https://www.bentasker.co.uk/images/Logos/pi-hole.png
The user set up Tailscale for a mesh network and wanted to implement split horizon DNS for clients on the tailnet. They configured Pi-hole to return the tailnet IP to tailnet clients and the LAN IP to LAN clients.

White Noise – secure and private messenger

https://www.whitenoise.chat/images/lady-noise.webp
White Noise is a secure, private, and identity-free messenger with end-to-end encryption and open standards. It's a non-profit, community-driven project with real-time performance and censorship resistance.

Evolution Mail Users Easily Trackable

Evolution Mail's "Load Remote Content" option doesn't protect privacy as it still sends DNS requests. Uninstalling Evolution Mail is recommended for those who care about email privacy.

Nvidia Becomes First Company to Reach $4T Market Cap

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Nvidia stock jumped 2% on Wednesday, pushing the company's market cap past $4 trillion for the first time. This milestone makes Nvidia the world's most valuable company, surpassing Apple's previous record.

Systemd has been a complete, utter, unmitigated success

https://blog.tjll.net/assets/images/he-can-meme.png
The author, a former systemd critic, now defends systemd as a successful and powerful system management tool that has improved Linux system configuration and security. Despite initial criticism, systemd has proven to be a robust and secure solution that has brought many benefits, including process sandboxing, easier configuration, and improved logging.

Million Times Million

The writer grew up with the long scale system, where a million times a million is a billion, but discovered the short scale system in university, where it's a trillion. They adapted to the short scale by thinking of it as multiplying thousands, not millions.

Libpostal: C library for parsing/normalizing street addresses around the world

https://cloud.githubusercontent.com/assets/238455/24703087/acbe35d8-19cf-11e7-8850-77fb1c3446a7.gif
Libpostal is a c library for parsing/normalizing street addresses around the world. it is created by senzing inc. for improved u.s., uk and sg addresses "and improved us rural route address handling - see github for more details. if your company is using this library, consider asking your organization to sponsor the project. this will result in poorer performance but the build will succeed

Why you should delete WhatsApp and install Signal

https://andrewsteele.co.uk/m/2025/07/whatsapp-logo-devil-horns-evil-1024x1024.png
Delete Meta's apps and use Signal for messaging to protect your digital privacy. Signal is a secure alternative to WhatsApp and Facebook Messenger, run by a nonprofit organization that doesn't collect personal data.

Fundamentals of garbage collection (2023)

https://learn.microsoft.com/en-us/dotnet/media/dot-net-cross-platform.png
The CLR's garbage collector automatically manages memory for managed code, eliminating memory leaks and freeing up memory for unused objects. It allocates and frees virtual memory on the managed heap, compacting memory to preserve object locality and optimize performance.

Why I don't ride the AI Hype Train

https://mertbulan.com/images/posts/ai-hype/100-million-users.webp
Tech world has jumped on a new hype train with chatbots and artificial intelligence. john sutter: the hype machine is causing more harm than good to the world - he explains why in this post i'm not riding the ai hype ride despite its hype if you're not willing to invest in it 'right now' nathaniel schmidt: you can't force ed

Series of posts on HTTP status codes (2018)

https://evertpot.com/assets/cover/flower.png
You're writing a series of articles on HTTP status codes, starting with official ones listed by IANA. You plan to release articles weekly and potentially cover 68 codes in a year.

iPod Linux (2017)

iPodLinux is an open source project porting Linux to iPods, with current support for 1st-3rd gen iPods and ongoing development for later models. It adds capabilities beyond Apple's firmware, but requires advanced computer users.

Desktop Publishing Tools That Didn't Make It (2022)

https://static.tedium.co/uploads/2cf72faa-a479-4101-b7ef-82975c26096a.jpg
Desktop publishing emerged in the early 80s as a revolutionary technology that combined hardware and software to create professional-looking documents, with early examples including the Xerox Alto, Prefis Book Machine, and Clickart Personal Publisher. Many early desktop publishing tools, such as PageMaker and Ventura Publisher, failed to make it to the present day, but paved the way for ...

The Architecture Behind Lovable and Bolt

Operational Apple-1 Computer for sale [video]

I Deleted My Steam Account After 20 Years

Perplexity launches Comet, an AI-powered web browser

https://techcrunch.com/wp-content/uploads/2025/07/Screenshot-2025-07-08-at-11.09.41PM.png?w=680
Perplexity's new browser Comet features AI search engine and assistant, allowing users to automate routine tasks and access information on web pages. Comet aims to compete with Google by reaching users directly through a browser, but faces challenges in convincing users to switch and addressing AI hallucinations.

That white guy who can't get a job at Tim Hortons? He's AI

https://i.cbc.ca/ais/375790fd-7587-4e34-be37-865c36b44075,1752020131586/full/max/0/default.jpg?im=Crop%2Crect%3D%282%2C0%2C2391%2C1344%29%3BResize%3D620
TikTok removed AI-generated videos of a white man named Josh complaining about immigrants taking jobs in Canada due to violating community guidelines. The videos were created by Nexa, an AI firm, to test the limits of AI-generated content and were not clearly labeled as AI.

Btrfs Allocator Hints

Btrfs introduces Device Roles and Role-then-Space allocation method to optimize metadata and data chunk allocations based on device speeds. Unused on-disk format fields are repurposed to store device roles.

Choosing a Database Schema for Polymorphic Data (2024)

https://www.dolthub.com/blog/static/nick-bitmoji-e3bc2ca4b06611d78fafcd4b364a1768.png
Designing a relational database schema for polymorphic data can be challenging due to its complex nature and the need to enforce structural constraints. Five approaches to modeling polymorphic data in a relational database are discussed, each with its trade-offs, including using a single table with NULL fields, splitting data into multiple tables, and using JSON columns for semi-structured data.

Memory-Level Parallelism: Apple M2 vs. Apple M4

https://lemire.me/blog/wp-content/uploads/2025/07/bandwidth_vs_lanes_english-825x510.png
The Apple M4 processor outperforms the Apple M2 by about 15% in single-core random access performance. The M4's use of LPDDR5X memory provides slightly more bandwidth than the M2's LPDDR5 memory.

Multi-Region Row Level Security in CockroachDB

https://images.ctfassets.net/00voh0j35590/74OpV5y4Nk1SuxxlueGCH5/0b20861bcbf909bde4d0018597624de2/Row_level_security_diagram950.jpg
CockroachDB introduces Row-Level Security to control data access at the row level, enabling fine-grained access policies directly within the database. This feature is ideal for multi-tenant applications and regional data boundaries, reducing complexity and ensuring secure data access.

HyAB k-means for color quantization

https://30fps.net/pages/hyab-kmeans/lab_input_and_result_comparison.png
The user is experimenting with color quantization algorithms, specifically the "HyAB" distance formula, to improve image compression results. They found that using HyAB in k-means clustering in CIELAB space produces better results than traditional Euclidean distance.

Perplexity Comet

https://comet.perplexity.ai/_vercel/image?url=%2Fimages%2Fwindows%2F_compressed_png%2Fone.png&w=1536&q=100
Comet is a browser that helps users ask, understand, and remember information by connecting the dots and keeping their digital life organized. It empowers users to go further, faster, with a personalized and intelligent experience.

Google fails to dismiss wiretapping claims on SJ, settles with app users

Flo Health Inc and Meta Platforms Inc are still facing a jury trial despite a settlement in a similar case. They may be considered medical providers under HIPAA, but their status is unclear.

Co-founder exiting after pivot – what's a fair exit package?

You're a co-founder of a $20M valued startup who wants to step away cleanly after pivoting and feeling they're no longer the right leader. You have 10% vested equity and contributed significantly to the company's early growth.

Swahili on the Road

https://www.historytoday.com/sites/default/files/inline-images/Julius%20Nyerere%20Swahili%20History%20Today.jpg
Julius Nyerere championed Swahili as the language of Tanzania's independence movement and nation building. Swahili's importance was implicit in Nyerere's philosophy of ujamaa, or African socialism, which emphasized familyhood and collective labour.

PHP 8.5 alpha 1 is available for download

https://www.php.net//images/news/cakefest-2017.png
PHP 8.5.0 Alpha 1 is released, starting the PHP 8.5 release cycle, with new features and changes documented in the NEWS file.

Using MPC for Anonymous and Private DNA Analysis

https://lh7-rt.googleusercontent.com/docsz/AD_4nXftpm_2nNwu4RoP5r3j5xvPCMcc40eh3jARkdonYWmOOt7AxsWIkYE3risnqqkuLFEwSqQZxF0MtP_WCP7D1UezDD0Fea3t0RbLKdB-xc4cvmYWzatpJ5Rrw5qfOe0_6-MxAdLMCg?key=WvkO9FEkJO9ywdovEvEQBw
Monadic DNA conducted an experiment demonstrating anonymous genetic data access with privacy and security. Participants used a Web app to claim genotyping results without exposing raw data.

Bug Stories

500 Mile Email is a curated list of absurd software bug stories and weekly newsletter. It's maintained by me, Harley Hicks, and is named after one of my favorite stories, "We can't send mail more than 500 miles". Know a great story? Send it my way. RSS Feed

Comet Browser by Perplexity

https://comet.perplexity.ai/_vercel/image?url=%2Fimages%2Fwindows%2F_compressed_png%2Fone.png&w=1536&q=100
Comet is a browser that helps users ask, understand, and remember information by connecting the dots and keeping their digital life organized. It adapts to users' needs in real time, providing a personalized and intelligent browsing experience.

AI, power and sociolinguistics (2024)

OLMo 2 - a family of fully-open language models

https://www.datocms-assets.com/64837/1720481675-social-image-1200x630.png
OLMo 2 is a family of open language models with varying sizes, trained on large datasets and outperforming some popular models on academic benchmarks. The models are fully open, with accessible training data, code, and results, aiming to advance AI through open research and collective study.

Knowing Steam players are hoarders explains why you give Valve that 30%

https://cdn.mos.cms.futurecdn.net/QGnMrgQ4ry8pY6RoWCnVvT.jpg
Games industry analyst Chris Zukowski says Steam players buy games they won't play, but this behavior benefits developers. This hoarding behavior explains why developers give Valve 30% of revenue.

Show HN: I rewrote an outdated React Native map clustering library

https://opengraph.githubassets.com/5e183e43207f8fe144ae6b06dcd6155f64dd0cf94206a20491f9c8ed71c611af/suwi-lanji/rn-maps-clustering
RN Maps Clustering is a React Native library for efficient marker clustering. It provides a simple API for adding beautiful and efficient marker clustering to react-native-maps components.

Rice rebels: Research reveals grain's brewing benefits

https://scx0.b-cdn.net/pic/Gaby.jpg
Researchers Christian Schubert and Scott Lafontaine found that rice can improve beer flavor and efficiency. Their studies suggest that rice can be a valuable tool for brewers, offering benefits such as reduced fermentation time and increased extract yield.

Jurisdiction Is Nearly Irrelevant to the Security of Encrypted Messaging Apps

https://i0.wp.com/soatok.blog/wp-content/uploads/2025/07/BlogHeader-2025-Jurisdiction.png?fit=1200%2C675&ssl=1
The author argues that a messaging app's security is not dependent on its country of origin, but rather on proper cryptography implementation. Proper implementation includes key management, reproducible builds, and transparency logs.

Claude Pro Max hallucinated a $270 Notion feature that doesn't exist

Show HN: Dev atrophy test – Can you still code without AI?

Developers are struggling with basic concepts due to over-reliance on AI tools like ChatGPT. A new test challenges developers to prove their core web dev knowledge without AI assistance.

Alan G. Hassenfeld, former CEO of Hasbro, has died

https://i.abcnewsfe.com/a/f270ae58-7379-40c7-800f-b4e386e6c90d/250711_abcnl_headlines_nat_hpMain_16x9.jpg?w=992
Alan Hassenfeld, former CEO of Hasbro, has died at 76. He was a renowned philanthropist and led Hasbro for over a decade, leaving a legacy of charitable work and dedication to children's welfare.

Comparing the Climate and Productivity Impacts of a Shrinking Population

https://www.nber.org/sites/default/files/styles/promo/public/2024-07/SI%202024%20Martin%20Feldstein.png?itok=iMIwiSar
Authors from the Population Wellbeing Initiative at UT Austin conducted research on population decline without external funding. They acknowledge various grants and affiliations but state no funder influenced their research.

Infinite Mac Construction Set

https://persistent.info/images/infinite-mac-embedding-waterfall.png
Infinite Mac now allows embedding of any OS from 1984's System 1.0 to 2005's Mac OS X 10.4 in websites with customizable and controllable instances. The feature was developed by Marcin Wichary and allows for seamless embedding with features like auto-pausing and screen content updates.

QRS: Epsilon Wrangling

https://www.tbray.org/ongoing/When/202x/2025/07/07/AcmBcmCcmX.png
The author is working on implementing Regular Expressions at massive scale using finite automata, specifically Nondeterministic Finite Automata (NFAs) with epsilon transitions, but is struggling with performance issues. The author discusses epsilon closures and simplifying NFA definitions, highlighting challenges in computing and caching epsilon closures to avoid infinite loops and memory allocation.

Psilocybin treatment extends cellular lifespan, improves survival of aged mice

https://media.springernature.com/lw685/springer-static/image/art%3A10.1038%2Fs41514-025-00244-x/MediaObjects/41514_2025_244_Fig1_HTML.png
Psilocybin, the naturally occurring psychedelic compound, has received attention. human studies have demonstrated that a single-dose of the compound can improve debilitating physical and psychological symptoms - lasting effects for up to 5 years, studies show. studies are warranted to further elucidate the impacts on age-related pathways and the molecular mechanisms responsible for its ...

Computer Scientists Figure Out How to Prove Lies

https://www.quantamagazine.org/wp-content/uploads/2025/07/RonRothblum-coRonRothblum.webp
Researchers have found a method to trick proof systems into certifying false statements using hash functions. This attack affects blockchains and other cryptographic applications that rely on the Fiat-Shamir transformation.

Only on Nantucket: The Curious Case of the "Stolen" Mercedes

https://nantucket-current.nyc3.cdn.digitaloceanspaces.com/assets/imager/mainuploads/437722/AA8B3E95-DB64-4298-ABCB-4F54C44DDD0B_40753240154b642b79a8b14aaf2a86eb.jpg
A 1991 Mercedes G Wagon was reported stolen from a Nantucket Stop & Shop parking lot on Sunday, but it was later found to have been taken by mistake. The vehicle was returned to its owner on Tuesday with no charges filed, highlighting the importance of double-checking vehicle registration plates before driving away.

Vim Fugitive in Action (2021)

Vim fugitive is a git wrapper for vim that allows you to work with git commands. it can be chained after the :g | only command to show the diff of pushed changes - or the full diff if the commit message is verbose. the inline diff shows that it contains conflict markers with two sections, corresponding to the versions on these two branches. you can update an unmerged file with the

Grow a Garden Calculator

The Grow a Garden Calculator is a comprehensive tool for Roblox's Grow a Garden game, providing accurate plant value calculations based on game mechanics and mutations. It helps players maximize profits and make informed decisions with its intuitive interface and regular updates.