Open source AI is the path forward

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Meta is releasing Llama 3.1, an open-source AI model, to promote a broader ecosystem and make AI more accessible and affordable for developers and organizations. The company believes that open-source AI will be safer, more secure, and more efficient than closed models, and will ultimately lead to a more prosperous and safer world.

Hydrothermal Explosion at Yellowstone National Park

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The user is asked to provide a username, first name, last name, and email address to create an account. They can also choose to join various mailing lists, including news and updates on healthcare, education, government, and more.

Alphabet Announces Second Quarter 2024 Results [pdf]

Alphabet's second-quarter 2024 earnings report highlights strong performance in Search and momentum in Cloud, with revenues of $85 billion, up 14% year-over-year, driven by Search and Cloud. The company also announced a cash dividend of $0.20 per share and provided non-GAAP financial measures, including free cash flow and constant currency revenues, to facilitate comparisons to historical ...

Intent to end OCSP service

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Let's Encrypt is ending Online Certificate Status Protocol (OCSP) support in favor of Certificate Revocation Lists (CRLs) due to privacy concerns and resource allocation. The change will not affect websites or browsers, but non-browser software may need to adapt, and users are recommended to start relying on CRLs as soon as possible.

How Olympics officials try to catch "motor doping"

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Cycling officials are deploying electromagnetic scanners and X-ray imaging to combat "motor doping" at the Paris Olympics, a hidden electric motor that can provide an unfair advantage. Despite the introduction of sophisticated detection methods, motor doping remains a concern at amateur events, with some experts calling for real-time monitoring of bikes throughout major races to ensure fair play.

Meticulous (YC S21) is hiring to eliminate UI tests

Meticulous.ai is a YC-backed startup that uses AI to automatically generate and maintain test coverage nearing 100% for complex applications, freeing developers from writing and maintaining tests. The company is hiring a senior-level founding engineer to join its London office and build a distributed system to replay sessions, with opportunities for mentorship and up-skilling from top ...

Warsaw came close to never being rebuilt (2015)

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After World War II, Warsaw was almost completely destroyed, with 84% of its urban architecture, 90% of its industrial infrastructure, and 72% of its residential buildings destroyed. Despite the devastation, the city was rebuilt, with a unique effort led by Professor Jan Zachwatowicz, who argued for full reconstruction of Polish monuments, and the city's revitalization was recognized by UNESCO ...

How many children had Lady Macbeth?

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L.C. Knights' 1933 lecture argued that Shakespeare's plays should not be treated as historical records, but rather as dramatic poems unified through metaphor and language. The birth rate and population growth were significant themes in Shakespeare's plays, particularly in tragedies like Macbeth and King Lear, where the number of children could impact the plot and characters' social status.

Turing's topological proof that every written alphabet is finite (2010)

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Alan Turing's 1936 article "On Computable Numbers" introduced the Turing machine and proved the halting problem is undecidable, and also contains a topological argument that every written alphabet must be finite. Turing used the Hausdorff metric to show that any written alphabet is finite, as the human eye cannot distinguish between symbols that are too similar, leading to a finite number of ...

The Unix Pipe Card Game

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The Unix Pipes Game is a card game that teaches kids to combine Unix commands through pipes, with a parent's guidance, to complete tasks such as printing the most common line from a file. The game comes with an expansion pack and other card games that teach programming concepts like Python, machine code, and function composition.

A free tool to quickly detect counterfeit flash (2017)

F3write and f3read can be installed on Windows and Mac, but f3probe, f3fix, and f3brew require Linux. To use these tools on Windows or Mac, use the Docker Installation or create a VirtualBox VM to pass through devices.

OpenBSD IPv6 Home Internet Gateway with AT&T Fibre

The user is setting up a custom home network using an OpenBSD-based gateway and router, replacing the ISP-provided device, to improve performance, security, and flexibility. The setup involves configuring the gateway, setting up DHCP and IPv6, and enabling packet forwarding, with the goal of creating a secure and trustworthy firewall for the home network.

Show HN: Briefer – multiplayer notebooks with schedules, SQL, and built-in LLMs

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Blocks in a notebook allow data gathering from files or connected sources, file uploads, Python code execution, and interactive input elements. These blocks can be organized into tabs for easier navigation and organization.
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LinkedIn's algorithm prioritizes content engagement over external links, forcing users to create lengthy posts with links or use workarounds, which can be seen as a form of "zero-click content" that limits reach and favors internal content. This approach has been criticized for devaluing the link and limiting the open web, with some arguing that regulators should step in to ensure social ...

United States discloses nuclear warhead numbers; restores nuclear transparency

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The Federation of American Scientists applauds the US for declassifying its nuclear warhead stockpile numbers, calling on other nuclear-armed states to follow suit. The disclosure shows the US has 3,748 warheads in its military stockpile as of September 2023, with only 40 warheads off FAS' estimate.

Median filtering (2022)

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The median filter is a non-linear smoothing filter that calculates the median value of a neighborhood in an image, and its implementation can be optimized using various algorithms, including the use of histograms, binary search trees, and order statistic trees. The choice of algorithm depends on the size and shape of the kernel, the type of image data, and the desired trade-off between ...

Alphabet Second Quarter 2024 Results

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Alphabet's revenue rose 14% year-over-year, driven by search and cloud, with ad revenue reaching $64.62 billion. Net income increased to $23.6 billion, with YouTube ad revenue growing to $8.66 billion despite missing estimates.

Give Me the Green Light Part 1: Hacking Traffic Control Systems

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The author discovered a vulnerability in a traffic controller's web interface, allowing for authentication bypass and full access to the controller, and reported it to the vendor, Q-Free, but received a dismissive and threatening response. The author was eventually able to obtain a CVE for the issue and plans to share more about their findings and experiences in future blog posts.

Engage, don't show

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Good knowledge transfer involves connecting new information to a clear purpose and allowing students to practice and apply it immediately, rather than overwhelming them with upfront theory. This approach helps students understand why what they're learning is useful, stay motivated, and retain information better, and applies to all forms of knowledge transfer, including teaching, writing, and ...

A Gentle Introduction to SAML

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SAML (Security Assertion Markup Language) is a complex technology used for exchanging security-related messages in XML, often used for single sign-on (SSO) in software applications, but its flexibility and complexity can make it difficult to implement and maintain. The author of the text provides a simplified explanation of SAML, highlighting its use cases and the challenges of implementing ...

Ask HN: Fast data structures for disjoint intervals?

The user is looking for a data structure to efficiently model disjoint time intervals for real-time applications, requiring fast range queries and insert/remove operations. They have tried various approaches, including ordered maps and specialized interval libraries, but are still seeking a more efficient solution that balances read and write performance.

Show HN: Zerox – document OCR with GPT-mini

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The Zerox library uses a vision model to perform OCR on documents, including those with complex layouts, tables, and charts, and is competitively priced with existing products. The library provides options for customizing the OCR process, including maintaining consistent formatting and saving output to a file.

A (not so) small library for terminal based game development

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Pygamelib is a simple game development library for kids and beginners, aiming to teach coding and game development without worrying about display or management. It's a terminal-based library, supporting Python 3.6+, with a focus on imagination and creativity, and is designed to be easy to use and learn.

Types as Interfaces

The author discusses designing a board game and implementing a simple message system in Haskell, using a Msg type to annotate any type with sender and recipient information. They then explore the concept of types-as-interfaces and how to compose them, using a layered approach to simplify code and avoid complexity.

The Snowden files: where are they and where should they end up?

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The Intercept, a media organization, has shut down access to the Edward Snowden archive, citing that the remaining documents are no longer of value, while others suspect that the decision was made to appease the US government. The fate of the Snowden files remains uncertain, with some advocating for responsible disclosure and others calling for the files to be released to the public.

Google-Wiz deal fizzles out, company will pursue IPO

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Wiz, a cloud security startup, has walked away from a $23 billion acquisition deal with Google, opting instead to pursue an initial public offering. The decision was reportedly driven by antitrust and investor concerns, and Wiz will focus on reaching $1 billion in annual recurring revenue and an IPO.

Chinese-born chemist cleared of last conviction under US’s espionage probe

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Feng "Franklin" Tao, a former University of Kansas chemistry professor, has been acquitted of a false statement conviction after a five-year legal battle. Tao's lawyer welcomed the ruling, stating that the government's relentless investigation and charges were based on an alleged omission and had unfairly damaged Tao's reputation and financially drained his family.

Ruby methods are colorless

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The concept of "colorless" programming in Ruby refers to the ability to write asynchronous code without having to explicitly indicate whether a function is synchronous or asynchronous, allowing for more flexible and efficient concurrency. Ruby's threads and fibers provide colorless concurrency, enabling developers to write concurrent code that can run in parallel and adapt to the available ...

Timeshift: System Restore Tool for Linux

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Timeshift is a Linux application that takes incremental snapshots of the file system to protect system files and settings, excluding user files. It supports BTRFS and RSYNC modes, with features like automatic snapshots, boot snapshots, and offline restore, and is designed for desktop users who keep their systems on for hours daily.

Trunk: Build, bundle and ship your Rust WASM application to the web

Trunk is a Rust-based WASM web application bundler that uses a simple config pattern to build and bundle assets from a source HTML file. It also supports native TLS, wasm-bindgen, and other tools, and is licensed under the MIT or Apache License 2.0.