Swift's New Forked Framework Simplifies Shared Data Management

2024-12-17
Swift's New Forked Framework Simplifies Shared Data Management

Developer Drew McCormack launched Forked, a new Swift framework for simplifying shared data management across single and multiple devices. Inspired by Git's merge mechanism, Forked supports branching and merging within a single file, achieving eventual consistency. It doesn't require a complete change history, only enough versions for three-way merging. Forked uses structs instead of classes, supports Codable, and seamlessly integrates with cloud services like iCloud. It even tackles race conditions from concurrent access and supports custom merge logic or built-in CRDT algorithms. CloudKit sync is achieved with just a few lines of code.

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CHICKEN Scheme's New Compiler: CRUNCH – A Statically Typed Scheme Compiler

2024-12-17

This article introduces CRUNCH, a new compiler for a statically typed subset of the Scheme programming language. Built on top of the CHICKEN Scheme system, it compiles Scheme code into portable C99 code. CRUNCH aims to provide a high-performance, lightweight Scheme compiler, addressing shortcomings in existing Scheme systems regarding performance and portability. It's particularly well-suited for game development, virtual machine creation, and embedded systems programming. While CRUNCH has limitations in supported Scheme features, it achieves efficient code generation through type inference and various optimizations, seamlessly integrating with the CHICKEN Scheme ecosystem.

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Development Statically Typed

Zaymo, YC-backed Startup, Seeks Founding Engineer

2024-12-17
Zaymo, YC-backed Startup, Seeks Founding Engineer

Zaymo, a Y Combinator-backed e-commerce email marketing startup, is hiring a Founding Engineer. Zaymo transforms e-commerce emails into shoppable landing pages, allowing purchases without leaving the inbox. The company is experiencing hyper-growth and seeks an experienced full-stack engineer to help build the future of email marketing. The ideal candidate has 2+ years of startup engineering experience, proficiency in TypeScript, Remix, and AWS, and a positive, fast-moving, collaborative attitude. Zaymo offers competitive salary, equity, and relocation assistance.

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Startup Engineer

Stanford Report Warns of Mirror Bacteria Feasibility and Risks

2024-12-17
Stanford Report Warns of Mirror Bacteria Feasibility and Risks

A Stanford University technical report details the feasibility of creating 'mirror bacteria' and their potential risks. Mirror bacteria, with all chiral molecules (proteins, nucleic acids, and metabolites) replaced by their mirror images, cannot evolve naturally but are becoming increasingly synthesizable. Immune systems and predation rely on chiral molecule interactions, meaning mirror bacteria could evade detection and control, potentially spreading unchecked and posing serious threats to humans, animals, plants, and the environment. The report comprehensively assesses synthesis, biosecurity, human health impacts, medical countermeasures, and ecological consequences, urging attention to this potential biosecurity risk.

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Framework Unveils New Expansion Bay Module and More

2024-12-17
Framework Unveils New Expansion Bay Module and More

Framework has released the first new module for the Framework Laptop 16's Expansion Bay system: the Dual M.2 Adapter, allowing users to add extra storage drives or other high-speed devices. They've also updated the Framework Laptop 16's CPU thermal solution, introduced 'Mystery Boxes' containing random parts to reduce e-waste, added 48GB DDR5 memory modules, new merchandise, and expanded shipping to more regions. These updates enhance both the product line and user experience.

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Eating Spaghetti by the Fistful: A Neapolitan Street Spectacle

2024-12-17
Eating Spaghetti by the Fistful: A Neapolitan Street Spectacle

In 19th-century Naples, eating spaghetti became a unique spectacle. People would grab handfuls of spaghetti and shove it into their mouths with surprising speed. This unusual custom attracted numerous tourists and became a Neapolitan specialty. The article traces the history of this practice, from the price drop of pasta in the 17th century, to its role as an important food source for the poor, and its eventual disappearance with societal changes.

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Datasaurus Dozen: Exposing Statistical Pitfalls

2024-12-17

Thirteen datasets, nearly identical simple descriptive statistics, yet wildly different distributions and visualizations! This is the fascinating Datasaurus Dozen. Comprising a dinosaur-shaped dataset and twelve others with varying forms, they all share almost identical means, variances, and correlations. This powerfully demonstrates the danger of relying solely on basic descriptive statistics; visualization is crucial. The Datasaurus Dozen serves as a cautionary tale, urging data analysts to prioritize visualization before analysis to avoid misleading conclusions.

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Microsoft to Delete Passwords for 1 Billion Users, Promoting Passkeys

2024-12-17
Microsoft to Delete Passwords for 1 Billion Users, Promoting Passkeys

In response to a surge in cyberattacks, Microsoft announced plans to delete passwords for a billion users and aggressively promote the more secure passkeys. With password attacks nearly doubling year-over-year, Microsoft blocks 7,000 attacks per second. Passkeys, leveraging biometrics or PINs, offer superior security and convenience compared to traditional passwords. Microsoft is actively pushing users towards passkey adoption, aiming for a passwordless and more secure future.

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Microsoft Open Sources Multilspy: Simplifying Language Server Client Development

2024-12-17
Microsoft Open Sources Multilspy: Simplifying Language Server Client Development

Microsoft has open-sourced Multilspy, a Python library designed to simplify building applications around language servers. Supporting Java, Rust, C#, and Python, Multilspy automates downloading server binaries, setup/teardown, and provides a simple API. It interacts with language servers to obtain static analysis results like code completion, symbol definitions, and references—crucial for AI-assisted code generation techniques such as Monitor-Guided Decoding.

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Klarna Halts Hiring, CEO Claims AI Can Do All Jobs

2024-12-17
Klarna Halts Hiring, CEO Claims AI Can Do All Jobs

Klarna CEO Sebastian Siemiatkowski has claimed that AI can already perform all jobs currently done by humans, leading the fintech company to halt hiring a year ago. The company's workforce has shrunk from 4,500 to 3,500 employees through attrition. While Klarna's website still advertises open positions, a spokesperson clarified that the company is not actively recruiting to expand but filling essential roles, mainly in engineering. This announcement has fueled concerns about AI's impact on the job market.

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Tech Employment

Best Practices for Representing Inheritance in SQL Server Databases

2024-12-17
Best Practices for Representing Inheritance in SQL Server Databases

This article explores best practices for representing inheritance relationships in SQL Server databases. Three common approaches are presented: single table inheritance, concrete table inheritance, and class table inheritance. The advantages and disadvantages of each are detailed. Single table inheritance is simple but has scalability and data integrity issues; concrete table inheritance solves these but suffers from inefficient queries; class table inheritance balances simplicity and efficiency, making it the preferred choice in most scenarios. Alternative approaches using JSON for subtype-specific fields and normalized database design are also discussed.

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MIT Study Unveils Why Laws Are Written in Incomprehensible Legalese

2024-12-17
MIT Study Unveils Why Laws Are Written in Incomprehensible Legalese

A new study from MIT cognitive scientists reveals why legal documents are notoriously difficult to understand. Contrary to the belief that complexity stems from iterative edits, the research suggests that convoluted legalese serves to convey authority, akin to a 'magic spell'. Experiments showed that even non-lawyers instinctively use complex language structures when writing laws. This finding could inspire lawmakers to simplify legal language for better public comprehension.

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Running NetBSD on a Vintage ThinkPad 380Z: A Retro Computing Adventure

2024-12-17

The author acquired a 1998 IBM ThinkPad 380Z and embarked on a journey to install an operating system on it. After trying several options, NetBSD proved to be the best choice due to its excellent performance, hardware support, and stability. The article details the process of upgrading the hard drive, connecting to the network, installing NetBSD, and configuring various software components, including the X Window System, WireGuard, and a terminal emulator. The author successfully transformed this vintage ThinkPad into a functional machine suitable for lightweight programming, note-taking, and other tasks.

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Misc

Make Your QEMU 10 Times Faster: A Weird Trick

2024-12-17

While debugging NixOS tests, Linus Heckemann discovered painfully slow data copying times (over 2 hours) in a QEMU virtual machine. Performance analysis with `perf` revealed that QEMU's 9p server used an inefficient linked list (O(n) complexity) for file lookups. By switching to a hash table provided by glib (O(1) complexity), he reduced the test time to 7 minutes and successfully contributed the optimization to the QEMU project.

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Development 9p protocol

Shanghai's Dual Faces: A Tale of Two Sides of the Huangpu River

2024-12-17
Shanghai's Dual Faces: A Tale of Two Sides of the Huangpu River

This article recounts the author's observations of Shanghai's architecture, focusing on the contrast between Puxi and Pudong. Starting with a 2005 visit, the author describes being captivated by Pudong's rapidly rising skyscrapers. Today, Pudong boasts the Oriental Pearl Tower, Jin Mao Tower, Shanghai World Financial Center, and Shanghai Tower, forming a stark contrast to the historical European-style buildings of Puxi. The author argues these structures are not just feats of engineering, but also symbols of China's economic development and cultural transformation, reflecting Shanghai's unique duality: a blend of historical heritage and modern dynamism.

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Waymo's First International Road Trip: Tokyo Bound

2024-12-17
Waymo's First International Road Trip: Tokyo Bound

Waymo is bringing its autonomous vehicles to Tokyo in early 2025, partnering with Nihon Kotsu and GO. This marks Waymo's first international expansion, challenging its self-driving system with left-hand traffic and Tokyo's dense urban environment. The company will collaborate with local partners and officials to understand the local landscape and ensure safe implementation. This aligns with Japan's vision for future transportation, and Waymo will work closely with regulators to meet safety standards. Initially, Nihon Kotsu drivers will manually operate the vehicles to map key areas of Tokyo.

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The Red Beads Experiment: Systems, Not People, Are the Problem

2024-12-17
The Red Beads Experiment: Systems, Not People, Are the Problem

Dr. W. Edwards Deming's 'Red Beads Experiment' vividly illustrates the impact of systems on individual performance. Employees pick beads from a mix containing mostly red beads, with performance measured by the number of red beads. Results show that despite employee effort, system flaws (high proportion of red beads) lead to huge performance differences, with management wrongly blaming individuals. The experiment highlights the importance of systemic issues, emphasizing management's focus on system improvement, not individual assessment, for true efficiency gains.

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Nostalgic Game 'Alley Cat' Remake Released

2024-12-17

Programmer Joflof has finally completed a remake of the classic 1983 game 'Alley Cat' after many years of work. This remake not only retains the original pixel graphics and sound effects but also adds five new levels and multiplayer modes for up to four kittens to play simultaneously. Additionally, Joflof has included special arcade mode configuration options for arcade enthusiasts. Currently, the game is only available for Windows, but the author hopes that enthusiasts will help port it to Linux and Mac systems.

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Meta to Pay $50 Million to Australian Users Affected by Cambridge Analytica

2024-12-17
Meta to Pay $50 Million to Australian Users Affected by Cambridge Analytica

The Office of the Australian Information Commissioner (OAIC) has reached a settlement with Meta, resulting in a $50 million payment program for Australian Facebook users affected by the Cambridge Analytica scandal. The case involved the unauthorized disclosure of personal information to the 'This is Your Digital Life' app, posing risks of political profiling. The payment scheme offers a base payment for users experiencing general concern or embarrassment and higher payments for those demonstrating specific loss or damage. Applications are expected to open in the second quarter of 2025.

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A New Twist: Molecular Machines Loop and Twist Chromosomes

2024-12-17
A New Twist: Molecular Machines Loop and Twist Chromosomes

Scientists have discovered a new function of the molecular motors that shape our chromosomes: SMC proteins not only form long loops in DNA but also significantly twist the DNA during loop formation. Published in Science Advances, the research reveals that SMC proteins introduce a left-handed twist of 0.6 turns in each DNA loop extrusion step. This twisting action is conserved across species, observed in both human and yeast cells, highlighting its evolutionary importance. This finding enhances our understanding of chromosome structure and function and provides insights into developmental diseases like cohesinopathies.

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TSMC Employees' Surprisingly High Fertility Rate: One in Fifty Taiwanese Babies is a 'TSMC Baby'

2024-12-17
TSMC Employees' Surprisingly High Fertility Rate: One in Fifty Taiwanese Babies is a 'TSMC Baby'

The surprisingly high fertility rate among employees of Taiwan Semiconductor Manufacturing Company (TSMC), the world's leading semiconductor manufacturer, has drawn significant attention. While TSMC employees constitute only 0.3% of Taiwan's population, they account for 1.8% of all babies born in Taiwan—meaning one in every fifty Taiwanese babies is a 'TSMC baby'. This phenomenon is attributed to TSMC's family-friendly policies, including childcare services from 7 am to 8 pm, flexible work arrangements, and generous maternity leave. The company's culture, fostering positive peer interactions and encouraging parenthood, also plays a vital role, creating a positive feedback loop that boosts birth rates.

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Revolutionary Technique Cuts LLM Memory Costs by Up to 75%

2024-12-17
Revolutionary Technique Cuts LLM Memory Costs by Up to 75%

Sakana AI, a Tokyo-based startup, has developed a groundbreaking technique called "universal transformer memory" that significantly improves the memory efficiency of large language models (LLMs). Using neural attention memory modules (NAMMs), the technique acts like a smart editor, discarding redundant information while retaining crucial details. This results in up to a 75% reduction in memory costs and improved performance across various models and tasks, offering substantial benefits for enterprises utilizing LLMs.

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A Million-Dollar Surprise: De Gaulle's Hidden Collection Found

2024-12-17
A Million-Dollar Surprise: De Gaulle's Hidden Collection Found

A forgotten trove of Charles de Gaulle's personal letters, speeches, and manuscripts has been discovered in a safe, set to be auctioned for over $1 million. The collection, found in a bank vault belonging to his son, includes the handwritten manuscript of his famous 1940 speech calling for French resistance against the Nazis, correspondence with Winston Churchill, early short stories, and personal notebooks offering insights into his intellectual development. This unexpected discovery unveils a fascinating glimpse into the life and thoughts of the iconic French leader, with a portion of the proceeds benefiting the Anne de Gaulle Foundation.

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Advent of Code on the Nintendo DS: A Rust Programming Challenge on an Embedded System

2024-12-16

The author tackled Advent of Code 2024 using Rust on a Nintendo DS. This detailed account chronicles the journey, from setting up a cross-compilation environment and writing Rust code for a runtime-less embedded system to overcoming challenges in memory management, interrupts, and screen output. The author successfully displays the Advent of Code solution on the DS screen. The article showcases strong programming skills and deep understanding of embedded systems, highlighting the techniques and enjoyment of programming in resource-constrained environments.

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Development Nintendo DS

U2 Drummer Larry Mullen Jr. Reveals Dyscalculia Diagnosis

2024-12-16
U2 Drummer Larry Mullen Jr. Reveals Dyscalculia Diagnosis

U2 drummer Larry Mullen Jr. has publicly revealed for the first time that he has dyscalculia, a learning disability that affects mathematical abilities. He shared that he struggles with basic counting and addition, describing the act of counting musical bars as 'like climbing Everest.' This candid admission offers insight into learning disabilities and showcases the musician's remarkable achievements despite facing significant challenges.

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Always Attend the Funeral: A Father's Lesson in Human Kindness

2024-12-16
Always Attend the Funeral: A Father's Lesson in Human Kindness

The author recounts how her father instilled in her the importance of always attending funerals, a lesson she initially resisted. Through years and personal experience, she realizes it's not just about obligation, but about offering comfort and acknowledging life's inevitable losses. Her father's death solidified this belief, highlighting the profound impact of seemingly small acts of kindness in the face of grief, emphasizing the importance of showing up for others even when inconvenient.

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CIA's Secret Robot Dragonfly Spy from the Cold War

2024-12-16
CIA's Secret Robot Dragonfly Spy from the Cold War

In the 1970s, the CIA secretly developed a miniature robotic dragonfly, dubbed the "insectothopter," for espionage. The device used laser reflectors as microphones, analyzing laser beam vibrations to capture sound. While successful in lab tests, its inability to cope with real-world wind conditions led to the project's termination. Nevertheless, this ambitious endeavor laid the groundwork for modern micro-drone technology and highlighted the intense technological competition of the Cold War.

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McDonald's: A Microcosm of American Life

2024-12-16
McDonald's: A Microcosm of American Life

Author Chris Arnade offers a unique perspective on American society by observing McDonald's restaurants across the US. From Trump's political stunt at a McDonald's to its role as a refuge for the mentally ill and a de facto community center, Arnade argues that McDonald's transcends its fast-food identity, reflecting the connections between people and the yearning for belonging in American society. He highlights the elite's tendency to overlook the value of these grassroots communities, emphasizing that these organically formed social hubs are a testament to the resilience of American society.

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Principles of Educational Programming Language Design: Why the Lack of Consensus?

2024-12-16
Principles of Educational Programming Language Design: Why the Lack of Consensus?

This paper explores the evolution of principles in educational programming language design over several decades. While the work of Wirth and others emphasized principles like simplicity and modularity, disagreement persists among educators regarding suitable languages for novice programmers. The article analyzes how the interpretation of these principles shifts in the context of current technologies and why a common, globally used educational programming language hasn't emerged. The authors discuss the relative merits of pedagogical versus industry languages and argue that each generation of learners needs its own language.

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The Green Fairy's Fall: Absinthe From Muse to Moral Panic

2024-12-16

In late 19th-century France, absinthe, once celebrated as the 'Green Fairy' and muse to artists and poets, fell from grace due to its high alcohol content and societal biases. Medical experts linked absinthe to violent crime, fueling the 'absinthe-induced violence' narrative. Sensationalized media reports, such as those detailing 'absinthe murders,' furthered the negative perception. While it's now understood that absinthe's dangers stem primarily from its alcohol content, not its essential oils, the ensuing panic led to its prohibition in Switzerland (1908) and France (1915). The widening consumption of absinthe, from the bourgeoisie to the working class, fueled its association with crime. The absinthe ban also reveals complex attitudes toward alcohol and societal prejudices. Although absinthe is now legal in some countries, its negative reputation persists.

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