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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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(waymo.com)
AI autonomous driving international expansion

cqd: A Colorful Python Utility for Inspecting Object Attributes

2024-12-22
cqd: A Colorful Python Utility for Inspecting Object Attributes

cqd is a lightweight Python utility that provides a colorful visualization of object attributes, simplifying object inspection during development and debugging. It color-codes attributes: dunder methods (blue), protected attributes (yellow), and public attributes/methods (green). For example, it's useful for easily viewing attributes of a Hugging Face tokenizer. Installation is easy via `pip install cqd`. Usage involves importing the `cqd` function and calling `cqd(your_object).

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(github.com)
Development debugging tool object attributes

AI Draws Entire City Road Networks with One Click

2024-12-21
AI Draws Entire City Road Networks with One Click

Imagine drawing all the roads in a city with a single click! This technology, once seemingly straight out of science fiction, is now a reality thanks to AI. Advanced algorithms and massive data analysis allow AI to quickly and accurately map a city's entire road network, providing an efficient tool for urban planning, traffic management, and infrastructure development. This technology not only improves efficiency but also opens up new possibilities for more refined city management, ushering in a new era of smart city planning.

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(anvaka.github.io)
AI Urban Planning Road Network Mapping

Trump and Musk's Daylight Saving Time Plan: A Battle Over Sunlight

2024-12-21
Trump and Musk's Daylight Saving Time Plan: A Battle Over Sunlight

President-elect Trump and Elon Musk propose eliminating Daylight Saving Time, calling it "inconvenient and costly." Nate Silver's analysis uses data to counter this, showing that abolishing DST would significantly reduce daylight hours during summer, negatively impacting schedules and health. Year-round DST, conversely, would cause very late sunrises in winter. Silver argues maintaining the status quo or allowing states to opt for year-round DST are more sensible options.

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(www.natesilver.net)
Misc Daylight Saving Time Trump Musk

GGML Training Advancement: A MNIST VAE Training Example

2024-12-22
GGML Training Advancement: A MNIST VAE Training Example

GitHub user bssrdf shared an example of training a MNIST VAE using the GGML library. This example aims to use only the GGML pipeline and its ADAM optimizer implementation, filling a gap in available GGML training examples. Modifications were made to the ADAM and LBFGS optimizers for GPU backend compatibility, and several missing operators and optimizer hooks were added for testing and sampling. The results after 10 epochs were satisfactory.

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(github.com)
AI

Sweden Blames Germany's Nuclear Phase-Out for Soaring Energy Prices

2024-12-16
Sweden Blames Germany's Nuclear Phase-Out for Soaring Energy Prices

Sweden's Energy Minister Ebba Busch has blamed Germany's decision to phase out nuclear power for the country's soaring energy prices, announcing that the government is considering new measures to tackle the crisis. Busch expressed anger at Germany's actions, stating they have had serious consequences for Sweden and the EU. The rising prices, exacerbated by regional disparities and a spike in southern Sweden, are prompting the government to explore ways to support households and businesses. Despite the pressure, Sweden doesn't appear to be considering leaving the EU energy market, instead focusing on issues with the EU's Flow-Based Market Coupling system as a contributing factor.

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(www.euractiv.com)
Tech energy crisis nuclear phase-out Sweden energy policy

Shape-Shifting Antenna Takes Inspiration From 'The Expanse'

2024-12-16
Shape-Shifting Antenna Takes Inspiration From 'The Expanse'

Researchers at the Johns Hopkins Applied Physics Laboratory have developed a novel shape-shifting antenna inspired by the science fiction series, 'The Expanse'. Using 3D-printed shape-memory alloy, the antenna dynamically adapts its shape through heating and cooling to meet various communication needs. Effectively operating from 4-11 GHz, this innovative design holds promise for 6G wireless communication, addressing the challenge of requiring multiple antennas for multi-band operation. While slower than alternative technologies, it offers advantages in power efficiency and frequency range, especially in systems needing to integrate diverse antenna types for optimal performance.

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(spectrum.ieee.org)
Tech shape-shifting antenna 6G communication

The Enigma of Julius and the Rise of AI

2024-12-23
The Enigma of Julius and the Rise of AI

The author recounts the story of Julius, a college classmate who, despite a lack of actual technical skills, rose through the ranks of various companies due to charisma and self-assurance. His success is mirrored in the author's current experience with seemingly productive AI tools that require extensive manual corrections. The narrative explores the parallels between Julius's career trajectory and the complexities of AI's impact on the workplace.

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(ploum.net)
Misc workplace

Bruin: Build Data Pipelines with SQL and Python

2024-12-17
Bruin: Build Data Pipelines with SQL and Python

Bruin is a powerful data pipeline tool that combines data ingestion, data transformation with SQL and Python, and data quality checks into a single framework. It works with major data platforms and runs on your local machine, an EC2 instance, or GitHub Actions. Key features include data ingestion, SQL & Python transformations, data quality checks, Jinja templating, end-to-end validation, and support for multiple environments. Pipelines are easily defined using a simple pipeline.yml file.

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(github.com)
Development data pipeline

Disruptive Country Ranking: The Baby Money Index (BMI) Emerges

2024-12-15
Disruptive Country Ranking: The Baby Money Index (BMI) Emerges

An economics article introduces a new country ranking metric—the Baby Money Index (BMI), which multiplies per capita Gross National Income by the square of the fertility rate. Unlike the traditional Human Development Index (HDI), the BMI focuses more on the long-term impact of population growth on the economy. The article points out that high income and high fertility are difficult to achieve simultaneously; many oil-rich or tax-haven countries top the list, while some developed countries rank lower due to low fertility rates. The United States outperforms any country with a population over 40 million, including the entire G12, due to its high BMI.

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(www.atvbt.com)
Misc country ranking baby money index economics

The 1955 Le Mans Disaster: A Day of Speed and Death

2024-12-14
The 1955 Le Mans Disaster: A Day of Speed and Death

The 1955 24 Hours of Le Mans ended in tragedy when a Mercedes-Benz 300 SLR, driven by Pierre Levegh, crashed into the spectators after colliding with a slower car. Mike Hawthorn's reckless pit maneuver triggered the chain of events, leading to over 80 deaths and numerous injuries. The disaster, a shocking display of the sport's inadequate safety standards, prompted sweeping changes in motorsport safety regulations and marked a turning point in the history of racing.

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(www.essesmag.com)
Game Le Mans 24 Hours racing accident motorsport safety

Preferring Throwaway Code Over Design Docs: A More Efficient Software Development Approach

2024-12-15
Preferring Throwaway Code Over Design Docs: A More Efficient Software Development Approach

In software development, the traditional design document and incremental development model isn't always efficient. Author Doug Turnbull proposes a "coding binge" approach: quickly implement a prototype using a temporary PR, get early team feedback, refine the design, and then gradually break it down into deployable PRs. This method encourages rapid iteration, early problem detection, and considers code itself as the best documentation. While design documents still have value in specific situations, the author advocates for "showing, not telling," using code prototypes for rapid validation and iteration to achieve more efficient software development.

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(softwaredoug.com)
Development code prototype

Bizarre Particle's Mass Depends on Travel Direction

2024-12-12
Bizarre Particle's Mass Depends on Travel Direction

Scientists have unexpectedly discovered a strange quasiparticle, a semi-Dirac fermion, in a ZrSiS material. This particle exhibits a peculiar behavior: it's massless when moving along a specific direction but gains mass when traveling in other directions. This discovery, stemming from research into the properties of quasiparticles within ZrSiS, relates to Einstein's mass-energy equivalence, E=mc². When moving at light speed in a specific direction, the quasiparticle is massless; changing direction and slowing down causes it to gain mass. The finding could potentially lead to novel applications for ZrSiS, similar to those of graphene.

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(newatlas.com)
Physics semi-Dirac fermion quasiparticle mass-energy equivalence

Million-Dollar Prize for Open-Source AI Coding Competition

2024-12-16

Andy Konwinski launched the K Prize, a $1 million competition to advance open-source AI coding capabilities. The competition uses a revamped version of the SWE-bench benchmark, eliminating test set contamination for a more accurate assessment of AI models' real-world coding skills. Inspired by the Netflix Prize, Konwinski believes the competition will spur AI research and attract top talent globally.

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(andykonwinski.com)
AI AI competition open-source

Hertz Desperate to Offload Tesla Inventory, Offers Deep Discounts

2024-12-25
Hertz Desperate to Offload Tesla Inventory, Offers Deep Discounts

Rental car giant Hertz is aggressively selling off its Tesla Model 3 inventory at drastically reduced prices. A Hertz customer posted on Reddit a screenshot showing a 2023 Model 3 with 30,000 miles for just $17,913 – significantly below market value. While buying used rental cars carries risks, the low price and remaining battery warranty are tempting many. Hertz's move is likely a response to high depreciation on its large Tesla fleet and a push to clear inventory before year-end.

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(jalopnik.com)
Tech Tesla Hertz Used Cars

JavaScript Benchmarking: A Mess of JIT Compilers, Engine Differences, and Timing Inaccuracies

2024-12-24
JavaScript Benchmarking: A Mess of JIT Compilers, Engine Differences, and Timing Inaccuracies

Benchmarking JavaScript performance is notoriously difficult. This article highlights the challenges: the JIT compiler's dynamic optimizations lead to wildly varying results across runs; different JavaScript engines (like V8 and JavaScriptCore) exhibit significant performance disparities, with identical code performing dramatically differently; and browsers intentionally reduce timing accuracy to mitigate timing attacks, making precise measurements difficult. The author suggests using tools like d8 on the server-side for greater control over optimization levels and garbage collection, while browser-side testing relies heavily on the limited information provided by developer tools. In short, JavaScript benchmarking requires careful consideration of JIT compilation, engine variations, and timing precision, making it significantly more complex than in other languages.

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(byteofdev.com)
Development JavaScript benchmarking JIT compiler engine differences

8-Day Western Ghats Road Trip in Karnataka from Bangalore

2024-12-20
8-Day Western Ghats Road Trip in Karnataka from Bangalore

This travelogue details Priyanka's captivating 8-day road trip from Bangalore, exploring Karnataka's Western Ghats. The itinerary covers Sakleshpur, Udupi, Nittur/Kollur, Jog Falls, Sringeri, Chikkamanagaluru, and Hassan, featuring numerous temples, waterfalls, beaches, and historical sites. The journey is vividly recounted through daily entries, showcasing scenic beauty, cultural immersion (including a Kola performance), and practical travel tips. It's a captivating blend of narrative and helpful information for potential travelers.

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(travelswithpriyanka.substack.com)
Misc travel India Western Ghats

SpiceNice: An Open-Source Culinary Spice Database Launches

2024-12-17
SpiceNice: An Open-Source Culinary Spice Database Launches

SpiceNice is a new open-source website offering a comprehensive database of culinary spices. It provides detailed information on each spice, including its botanical name, culinary uses, and origin, along with details about the corresponding plant. Built using Strapi (backend), PostgreSQL (database), and Astro (frontend), SpiceNice aims to become a central resource for cooks, biologists, farmers, and spice enthusiasts. Future plans include a web API, multilingual support, and a community forum.

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(tderflinger.com)
Development spices

Were Neanderthals Cold-Adapted or Just Highly Adaptable? Ribcage Reconstruction Offers Clues

2024-12-23
Were Neanderthals Cold-Adapted or Just Highly Adaptable? Ribcage Reconstruction Offers Clues

A new study virtually reconstructs a Neanderthal ribcage from Shanidar Cave in Iraq. The results reveal a unique "bell-shaped" Neanderthal thorax, distinct from modern humans and closer to those adapted to cold climates. However, this doesn't imply exclusive cold-adaptation, as Shanidar 3 and Kebara 2 Neanderthals lived in relatively mild climates. The study suggests Neanderthal body builds were adaptable to various climate types, not just cold ones.

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(phys.org)
Tech ribcage reconstruction climate adaptation

CCxTrust: A Confidential Computing Platform Leveraging Collaborative Trust from TEE and TPM

2024-12-12
CCxTrust: A Confidential Computing Platform Leveraging Collaborative Trust from TEE and TPM

CCxTrust is a novel confidential computing platform that cleverly combines the strengths of Trusted Execution Environments (TEEs) and Trusted Platform Modules (TPMs) to establish a collaborative trust framework. By leveraging the black-box Root of Trust (RoT) embedded in CPU-TEEs and the flexible white-box RoT of TPMs, CCxTrust achieves end-to-end protection of sensitive data and models, overcoming the limitations of relying on a single hardware RoT. The platform implements independent Roots of Trust for Measurement (RTM) and a collaborative Root of Trust for Report (RTR), further enhanced by a composite attestation protocol for improved security and efficiency. Experimental results demonstrate significant performance advantages.

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(arxiv.org)
AI Confidential Computing Trusted Execution Environment Trusted Platform Module

Ruby 3.4.0 Released: Performance Boost and Language Enhancements

2024-12-25

Ruby 3.4.0 is here with exciting updates! Language-wise, it introduces a new syntax for referencing block parameters, improves string literals, keyword splatting, and index assignments, and enhances exception handling. Core classes like Array, Hash, IO::Buffer, Integer, and String have been optimized with new methods added. YJIT has received significant improvements, boosting performance and memory efficiency. The standard library is also updated, including a 1.5x speedup in JSON parsing. This release enhances support for multi-core processors and improves garbage collection efficiency.

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(docs.ruby-lang.org)
Development Performance improvements

Python Meta-Circular Interpreter: Implementing a Python Interpreter in Python

2024-12-18

This article demonstrates how to create a Python meta-circular interpreter (MCI) using Python itself. An MCI is an interpreter written in the language it interprets, allowing implementation of a subset or superset of the host language. The author details the MCI's implementation, covering parsing Python source code, building an Abstract Syntax Tree (AST), traversing the AST and executing statements, and crucial concepts like scoping, symbol tables, and handling control flow statements (e.g., while loops and if statements). This example provides a deep understanding of interpreter mechanics and showcases how to leverage Python's AST module and built-in functions to build more complex interpreters.

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(rahul.gopinath.org)
Development Meta-circular Interpreter

Pink Floyd's 'The Wall': A Descent into Isolation and the Search for Meaning

2024-12-12

Pink Floyd's 'The Wall' is a groundbreaking concept album chronicling the fictional Pink's journey from childhood trauma to self-imposed isolation. Haunted by the loss of his father in World War II, a domineering mother, and the crushing weight of fame, Pink constructs a metaphorical wall to shield himself from emotional pain. This wall, built brick by brick through life's hardships, leads him to the brink of insanity. Yet, the narrative explores themes of freedom and responsibility, culminating in a theatrical mental trial that leaves the listener questioning the nature of life, loss, and redemption. Inspired by Roger Waters' personal experiences and disillusionment with stardom, 'The Wall' remains a powerful and enduring piece of musical art.

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(thewallanalysis.com)
Game The Wall Concept Album

GCC Build Failure: A Debugging Mystery Caused by sbuild Refactoring

2024-12-22

Official Debian GCC builds started failing mysteriously after an sbuild refactoring. A team embarked on a six-stage investigation, ultimately uncovering a conflict between the new sbuild init system and a D language unit test. The test accidentally terminated its own process group, halting the build. The root cause was the use of -2 as a special PID value in the D language unit test, leading to SIGTERM signals being sent to the wrong process group. Switching back to the old init system or modifying the test code resolved the issue.

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(www.linux.it)
Development debugging

AI Boxing Judge: A Technological Revolution in the Ring?

2024-12-22
AI Boxing Judge: A Technological Revolution in the Ring?

An AI judge will make its debut at the heavyweight rematch between Oleksandr Usyk and Tyson Fury. While not impacting the official result, this experiment represents boxing's foray into artificial intelligence. Some view it as progress, others worry it threatens the sport's traditions. The AI will score each round, providing objective data, but concerns remain about its impartiality and vulnerability to manipulation, raising questions about control and potential match-fixing. The experiment will ultimately showcase AI's potential in boxing and its impact on the sport's future.

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(www.boxingscene.com)
AI boxing

Best-of-N Jailbreaking: A Novel Attack on AI Systems

2024-12-15
Best-of-N Jailbreaking: A Novel Attack on AI Systems

Researchers have developed a new AI attack algorithm called Best-of-N (BoN) Jailbreaking. This black-box algorithm repeatedly modifies prompts—randomly shuffling or capitalizing text, for example—until it elicits a harmful response from the AI system. BoN achieved impressively high attack success rates (ASRs) on closed-source language models like GPT-4o (89%) and Claude 3.5 Sonnet (78%), effectively circumventing existing defenses. Furthermore, BoN seamlessly extends to vision and audio language models, highlighting the vulnerability of even advanced AI systems to seemingly innocuous input variations. This research underscores significant security concerns in the field of AI.

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(arxiv.org)
AI AI security AI attack Best-of-N Jailbreaking

Black Candy: A Self-Hosted Music Streaming Server

2024-12-26
Black Candy: A Self-Hosted Music Streaming Server

Black Candy is a self-hosted music streaming server, your personal music center. It offers easy installation via Docker, allowing you to quickly set up your own music streaming service. A demo is available for testing. While SQLite is the default database, PostgreSQL is also supported. Data persistence is managed by mounting the /app/storage directory. For improved performance, Nginx proxy is supported, and mobile apps are available.

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(github.com)
Development self-hosted

Coccinelle: A Powerful Tool for Linux Kernel Development

2024-12-26

Coccinelle is a powerful tool for Linux kernel development, used for pattern matching and text transformation. It enables the application of complex, tree-wide patches and detects problematic coding patterns. This document details Coccinelle's installation, usage, various modes (patch, report, context, org), and advanced features such as parallelization, using a single semantic patch, controlling processed files, debugging, and .cocciconfig support. Coccinelle leverages Semantic Patch Language (SmPL) and offers multiple modes for generating patches, reports, context information, and Org-mode reports, catering to diverse needs.

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(docs.kernel.org)
Development

Intel CEO Gelsinger Out: The Fall of a Giant?

2024-12-18
Intel CEO Gelsinger Out: The Fall of a Giant?

This article analyzes the departure of Intel CEO Pat Gelsinger. Gelsinger, once seen as a savior for the struggling tech giant, failed to turn Intel's fortunes around during his three-year tenure. The article explores multiple contributing factors, including missed opportunities in the mobile market, the disruptive AI boom, geopolitical challenges, and delays in government collaborations. Ultimately, Gelsinger's departure is presented as a consequence of Intel's long-standing internal issues combined with external market forces, leaving Intel's future uncertain.

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(spyglass.org)
Tech Gelsinger semiconductor industry
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