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Right-Nulled GLR Parsing: Gracefully Handling Context-Free Grammars

2025-01-15

This article delves into Generalized LR (GLR) parsing and its improvement, Right-Nulled GLR (RNGLR) parsing. GLR parsing can handle any context-free grammar without restrictions, making it a useful prototyping tool. However, traditional GLR parsing suffers from efficiency issues when dealing with hidden left and right recursion. RNGLR parsing elegantly addresses these issues by cleverly handling right-nulled rules, improving parsing efficiency. The article explains the principles of RNGLR parsing and demonstrates its advantages in handling conflicts and constructing Shared Packed Parse Forests (SPPFs) through examples.

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(blog.jeffsmits.net)
Development GLR parsing context-free grammar compiler theory

VLC Hits 6 Billion Downloads, Teases AI-Powered Subtitles

2025-01-09
VLC Hits 6 Billion Downloads, Teases AI-Powered Subtitles

The popular open-source media player VLC has surpassed 6 billion downloads. At CES 2025, VideoLAN showcased a new AI-powered subtitle system that generates and translates subtitles in real-time using locally-run open-source AI models. This eliminates the need for internet connectivity. While a release date wasn't announced, this innovative feature demonstrates VLC's continued commitment to free, ad-free, and cutting-edge technology.

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(techcrunch.com)
Tech AI subtitles

Jane Street Quant: From Math Competitions to AI-Driven Trading

2025-03-16
Jane Street Quant: From Math Competitions to AI-Driven Trading

In Young Cho, a quantitative trader at Jane Street, shares her unconventional career path from pre-med to quantitative trading. She recounts her experiences interning and working at Jane Street, including using programming languages like OCaml and VBA for trading and development, and humorous anecdotes about interacting with brokers. The episode delves into Jane Street's trading research, from simple linear models to complex deep neural networks, and how they leverage machine learning in low-data, high-noise environments subject to frequent regime changes. In Young Cho details the four stages of her research process: exploration, data collection, modeling, and productionization, and discusses the tension between flexible research tools and robust production systems. Finally, she offers a glimpse into the future directions of Jane Street's machine learning research, including expanding into more asset classes and data modalities, and leveraging AI to enhance trader efficiency.

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(signalsandthreads.com)
AI

EU Data Act Kills Annual Recurring Revenue (ARR) in SaaS

2025-09-19
EU Data Act Kills Annual Recurring Revenue (ARR) in SaaS

The EU Data Act, effective September 2025, dramatically alters the SaaS landscape in Europe. It mandates that all SaaS contracts with EU customers become “cancel anytime” subscriptions, requiring only two months' notice. This effectively ends the reliance on Annual Recurring Revenue (ARR) as a predictable metric. SaaS companies must adapt, focusing on pricing models, customer retention strategies, and mitigating involuntary churn due to customer oversight. Success will hinge on robust customer relationship management and operational resilience, not contract terms.

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(paid.ai)
Development EU Data Act

Julia 1.11 and Beyond: Static Compilation, juliaup, and WebAssembly Advancements

2025-02-20

Julia 1.11 brings significant improvements, addressing longstanding user concerns. The most impactful is the advancement in static compilation; the upcoming 1.12 release will produce smaller executables, facilitating distribution. Additionally, the new juliaup utility streamlines Julia installation and upgrades, while WebAssembly support continues to mature, enabling Julia programs to run in browsers. These enhancements make Julia more user-friendly and broaden its applications, making it a powerful contender for scientific computing and system utility development.

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(lwn.net)
Development static compilation

From $20K to $35M: A Startup Founder's Bank Adventure

2025-08-28

A young founder opened a business account at Chase bank early in his startup journey. As his company raised multiple funding rounds (from $1M to $24M), he interacted with a bank manager, Alex, who repeatedly called to 'check in' on his account, leaving him bewildered. Eventually, the founder moved the company's funds to Silicon Valley Bank and closed the Chase account. A year later, he was recognized at a Chase branch in LA as the founder of HashiCorp, revealing that local Chase employees knew about his company's massive account activity and used it as an internal training case. Even more shockingly, his previously unclosed Chase account revealed fraud, requiring him to withdraw a $1M cashier's check to close it, a process filled with unexpected challenges. This story highlights the naivete of startup founders concerning banking and the inner workings of large banks.

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(mitchellh.com)
Startup

China Retaliates With 34% Tariffs After Trump's Escalation

2025-04-04
China Retaliates With 34% Tariffs After Trump's Escalation

Following President Trump's imposition of a 34% tariff on all Chinese imports, China has retaliated with identical tariffs on all US imports, escalating the global trade war. The move sent shockwaves through global markets, causing a significant drop in US stocks. Beyond tariffs, China added 11 US companies to its 'unreliable entities list' and implemented export controls on rare earth minerals, further intensifying the conflict. Analysts predict severe consequences for both US and Chinese economic growth.

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(edition.cnn.com)
Tech Global Economy

arXivLabs: Experimenting with Community Collaboration

2025-09-01
arXivLabs: Experimenting with Community Collaboration

arXivLabs is a framework for collaborators to build and share new arXiv features directly on the site. Individuals and organizations involved uphold arXiv's values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only partners with those who share them. Got an idea to improve the arXiv community? Learn more about arXivLabs.

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(arxiv.org)
Tech

New Short Message Compression Tool: ts_sms

2024-12-30

ts_sms is a new tool for short message compression using large language models. It employs lossless compression, reducing bits by identifying and eliminating statistical redundancy without information loss. Compared to tools like brotli, ts_sms shows advantages in compressing small messages. Both Linux and Windows versions are available. Its core technology is similar to ts_zip, utilizing a specific padding system compatible with arithmetic coding, eliminating the need to explicitly encode message length.

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(bellard.org)
Development

Safari's text-wrap: pretty: A New Era in Web Typography

2025-04-08
Safari's text-wrap: pretty: A New Era in Web Typography

Safari Technology Preview 216 introduces `text-wrap: pretty`, revolutionizing web text layout. Leveraging paragraph-based algorithms, it tackles longstanding typographic issues like excessively short last lines, uneven ragged edges, and distracting typographic rivers. Unlike traditional line-by-line algorithms, `pretty` evaluates the entire paragraph, optimizing layout for improved readability and aesthetics. While Chrome and other browsers support `pretty`, Safari's implementation is more comprehensive, adjusting the entire paragraph instead of just the last few lines. `text-wrap: balance` focuses on making all lines roughly the same length, ideal for headlines and shorter text. Developers should choose the appropriate `text-wrap` value based on their needs and be mindful of performance implications.

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(webkit.org)
Development web typography

AI Conquers Tetris 99: Computer Vision and DFS Secure First Place

2025-02-03

Two programmers built "Jeff," an AI that plays Tetris 99 on the Nintendo Switch, using computer vision, a depth-first search algorithm, and a handcrafted utility function. Jeff captures the game screen via HDMI, analyzes the board state and upcoming pieces, and sends button commands to the Switch through a microcontroller. While initially aiming for webcam and Bluetooth control, they switched to an HDMI capture card and USB for simplicity. Overcoming challenges like visual effects and algorithm optimization, Jeff secured first place in a few games. The project highlights the power of combining computer vision and classical AI for real-time gameplay.

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(bpinzone.github.io)
Game

Apple vs. the DMA: Arrogance and Obstruction in Brussels

2025-07-11
Apple vs. the DMA: Arrogance and Obstruction in Brussels

Apple's defiant stance against the EU's Digital Markets Act (DMA) was on full display at a recent compliance workshop in Brussels. The company's representatives used the event as a marketing opportunity, dismissing the DMA's regulations as an 'extreme interpretation' and exhibiting an arrogant disregard for other participants. They dodged key questions, deflecting criticism onto competitors and wasting considerable time with self-congratulatory remarks. The author details the workshop's events, highlighting Apple's history of regulatory obstruction and its use of financial and political influence to hinder DMA enforcement. The article concludes with a call for fair and impartial application of the law to prevent tech giants from abusing their power and ensure a level playing field in the digital market.

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(formularsumo.co.uk)
Tech

Testing Isn't a Sunk Cost: How It Accelerates Your Team

2025-04-05
Testing Isn't a Sunk Cost: How It Accelerates Your Team

This article explores why software engineers commonly resist writing tests and emphasizes the importance of testing for improving code quality and team efficiency. The author uses personal experiences to illustrate that abandoning testing, even in high-pressure startup environments, is a mistake. The article highlights that testing isn't just about the distinctions between unit tests, integration tests, etc., but rather about verifying chunks of code that validate the core functionality. Tests should be on-demand, rapidly repeatable, replicable elsewhere, and automatable. The author also points out that writing tests forces developers to write more test-friendly code, leading to better code quality, increased modularity, and ultimately, improved team efficiency. The author concludes by urging engineers to prioritize testing, viewing it as key to increasing productivity and reducing bugs, and leveraging AI to assist with testing, but not relying on it entirely.

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(medium.com)
Development

Threads Glitch Creates a Monolithic Echo Chamber: Everyone's Saying the Same Thing

2025-06-21
Threads Glitch Creates a Monolithic Echo Chamber: Everyone's Saying the Same Thing

A bizarre bug on Meta's Threads app is causing a disturbing phenomenon: some users are seeing the same post repeated endlessly across their feeds, creating a massive echo chamber. One example shows the phrase "Siri, unsubscribe me from 2025" being echoed ad nauseam. While more silly than malicious, this incident, coupled with a recent Meta AI privacy breach, highlights ongoing issues with app stability and user data security at Meta. Meta has acknowledged the problem and is working on a fix.

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(techcrunch.com)
Tech

Lil Nas X Copyright Case: Algorithmic Recommendation Not a Get-Out-of-Jail-Free Card

2025-05-20
Lil Nas X Copyright Case: Algorithmic Recommendation Not a Get-Out-of-Jail-Free Card

Freelance artist Rodney Woodland sued Lil Nas X for copyright infringement over semi-nude photos posted on Instagram. The court dismissed the case, finding Woodland's photos lacked sufficient engagement to prove Lil Nas X had access to them, and that substantial similarity between the photos was lacking. The court delved into the impact of social media algorithms on the copyright "access" standard, stating that merely posting works to social media isn't enough to prove access; it requires showing the defendant had a reasonable chance of seeing the plaintiff's work through the platform's algorithm or content-sharing policies. This case sets a significant precedent for future social media algorithmic recommendation and copyright litigation.

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(blog.ericgoldman.org)
Law

Philips Launches 'Fixables': 3D-Printable Replacement Parts for Self-Repair

2025-05-12
Philips Launches 'Fixables': 3D-Printable Replacement Parts for Self-Repair

Philips has launched a new initiative called 'Philips Fixables,' encouraging self-repair by offering free, officially designed 3D-printable replacement parts. These files are available on Printables.com, with the initial offering being a 3mm comb for a shaver. While currently limited, Philips plans to expand the library of available parts over time. This program, initially released in the Czech Republic in partnership with Prusa Research and LePub, promotes sustainable repair options and aims to foster a community around repairable hardware. Users can also request specific parts to be added to the Fixables program.

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(www.tomshardware.com)
Hardware self-repair Philips

European Courts Order Pirate Site Blocking, DNS Providers React Differently

2025-05-11

European courts have recently issued orders to DNS resolvers like OpenDNS, Cloudflare, and Google to block pirate websites, leading to varied responses from these tech giants. OpenDNS took drastic action, withdrawing from France and Belgium; Cloudflare used "alternate mechanisms" to comply, notifying users with an HTTP 451 error; Google silently refused DNS queries without explanation. This lack of transparency confuses users and potentially violates court requirements for detailed explanations. Concerns are rising about similar bills in the US, highlighting the importance of transparency in tackling online copyright issues.

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(torrentfreak.com)
Tech online copyright

Why Hydrogen Buses Are Still a Thing (and Why They Shouldn't Be)

2025-03-14

Numerous transit agencies initially opted for hydrogen fuel cell buses, only to discover they are far more expensive and less reliable than battery-electric alternatives. This article explores the cognitive biases and institutional blind spots that led to this costly mistake. Over-reliance on persuasive narratives, a lack of in-house expertise on emerging technologies, and a narrow focus on daily operations are highlighted as key factors. The article also points to flawed cost projections for hydrogen and an underestimation of battery technology advancements as contributing causes. The conclusion emphasizes the need for evidence-based decision-making to avoid similar errors in the future.

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(cleantechnica.com)
Tech hydrogen fuel cells battery electric buses

GPT Cache Optimization: A Real-World Case Study

2025-04-20
GPT Cache Optimization: A Real-World Case Study

A South Korean user encountered persistent PDF generation failures, token overflow loops, and cache redundancy issues while running multi-session GPT simulations. Instead of giving up, they meticulously measured, analyzed, and implemented an optimization solution involving system behavior logs, trigger-response circuits, and quantifiable metrics. The optimization significantly reduced token usage, implemented a memory-like routine via custom trigger-circuit logic, and automated the deletion of failed system responses. This report, based on real user session data, was referenced in official correspondence with OpenAI.

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(github.com)
Development GPT optimization case study

Cyberpunk 2077: First Switch 2 Game Confirmed to Use DLSS

2025-04-21
Cyberpunk 2077: First Switch 2 Game Confirmed to Use DLSS

Cyberpunk 2077: Ultimate Edition is the first game officially confirmed to utilize Nvidia's DLSS upscaling technology on the Nintendo Switch 2. DLSS, or Deep Learning Super Sampling, uses AI to boost resolution without significant performance loss. The Switch 2 version will offer Quality and Performance modes in both docked and handheld, each with varying frame rates and resolutions. The Switch 2's custom NVIDIA processor and GPU, featuring RT Cores and Tensor Cores, enable DLSS and real-time ray tracing, promising a visually stunning experience.

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(www.videogameschronicle.com)
Game Cyberpunk 2077

A Blameless Postmortem: Lessons from a Sailing Mishap

2025-06-04

The author shares a blameless postmortem of a sailing accident as a job interview assignment. The article details the incident: during a solo sailing trip, a metal shroud on an older sailboat detached, causing the mast to break. The author reflects on multiple root causes, including a lack of regular rigging inspection and insufficient decision-making skills under pressure. Successfully resolving the crisis, valuable lessons are learned about equipment maintenance and improving decision-making under stress.

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(www.danielputtick.com)
Misc postmortem sailing decision-making

Generating Mazes in Haskell with Inductive Graphs

2025-04-28

This article details how the author generates mazes using the Haskell programming language and inductive graphs. The author first introduces the maze generation algorithm, a randomized depth-first search (DFS), then explains how to represent and traverse graphs using inductive graphs in Haskell. The article thoroughly explains the concept and usage of inductive graphs, providing code examples using the fgl library to implement randomized DFS. Finally, the author shows how to draw the generated maze and suggests further improvements and extensions, such as using different graph algorithms or shapes to generate mazes.

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(jelv.is)
Development Maze Generation

Go's Error Handling Saga: The End of a Syntax War

2025-06-03

After years of attempts to improve Go's verbose error handling, the Go team has decided to abandon efforts to change the language's syntax. Proposals like "check/handle", "try", and the "?" operator all failed to gain widespread consensus. The article details this history, explaining the decision based on the lack of consensus, high implementation costs, and the adequacy of existing approaches. The team argues that focusing on better error handling mechanisms and tools is more productive than pursuing syntactic sugar, emphasizing practicality and readability over code brevity.

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(go.dev)
Development

evolved.lua: A Fast and Flexible ECS Library for Lua

2025-05-21
evolved.lua: A Fast and Flexible ECS Library for Lua

evolved.lua is a fast and flexible Entity-Component-System (ECS) library for Lua. It uses an archetype-based approach for storing entities and components, employing a Structure of Arrays (SoA) for efficient iteration and processing. The library supports queries, deferred operations, batch operations, and features like an entity builder for streamlined complex system creation. Install via luarocks or clone the repository; documentation includes an overview, examples, and a cheat sheet.

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(github.com)
Development

Earth's Future: Venus Lite or Something Else?

2025-09-22
Earth's Future: Venus Lite or Something Else?

A new study simulates Earth's fate 3.5 billion years from now when large-scale subduction ceases. Even in the best-case scenario, the simulations show Earth's surface temperature exceeding 100 degrees Celsius, turning into a boiling planet. However, even with increased atmospheric CO2, Earth wouldn't reach Venus's extreme levels. This suggests Venus's hellish state may result from a unique catastrophic event rather than simple runaway greenhouse effect. This research challenges prior assumptions and significantly contributes to our understanding of the terminal state of rocky planets.

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(www.quantamagazine.org)
Tech Earth's future

Simplifying Ethereum: A Path to a More Robust and Secure Protocol

2025-05-14

This article explores the necessity and methods for simplifying the Ethereum protocol. The author argues that simplification enhances security, reduces development costs, and fosters community participation. The article proposes achieving this goal by simplifying both the consensus layer (e.g., using 3-slot finality) and the execution layer (e.g., replacing the EVM with RISC-V). Furthermore, it suggests sharing components such as erasure codes, serialization formats, and tree structures to further reduce protocol complexity. The ultimate goal is to make Ethereum's critical code as simple as Bitcoin's, enhancing its long-term maintainability and security.

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(vitalik.eth.limo)
Development Protocol Simplification Blockchain Security

Wii Homebrew Channel Source Code Archived Due to Copyright Infringement

2025-04-27
Wii Homebrew Channel Source Code Archived Due to Copyright Infringement

The source code repository for the Wii Homebrew Channel has been archived and will no longer accept contributions. This is due to the discovery that libogc, a crucial library upon which the Homebrew Channel depends, contains significant portions of code stolen from Nintendo's SDK and the open-source RTOS RTEMS. The developers of libogc have refused to address the copyright infringement. This revelation exposes a long-standing issue of copyright violations within the Wii homebrew community, prompting reflection on ethical software development practices. The source code is now publicly released, but developers state they cannot guarantee its legality and that it has only been tested under the Dolphin emulator.

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(github.com)
Development

US Reconciliation Bill: Hands-Off Approach to AI Regulation Sparks Backlash

2025-05-13
US Reconciliation Bill: Hands-Off Approach to AI Regulation Sparks Backlash

A US reconciliation bill, while primarily focused on Medicaid cuts and healthcare fee increases, includes a provision limiting state-level AI regulation. This has drawn criticism from tech safety groups and some Democrats, who argue it benefits Big Tech while leaving consumers vulnerable to AI harms like deepfakes and bias. The move aligns with the Trump administration's close ties to the tech industry, with several prominent tech CEOs advising the administration. By restricting states' ability to use federal funds for AI oversight, the provision could stifle state-level initiatives and reinforce a deregulatory approach.

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(arstechnica.com)
Tech tech policy government-industry ties

Slate Auto: The Anti-Tesla EV Startup Targeting Affordability

2025-04-26
Slate Auto: The Anti-Tesla EV Startup Targeting Affordability

Slate Auto, a new American electric vehicle startup, has launched a radically different approach to EVs. Their truck boasts affordability, deep customization, and a decidedly analog feel—manual windows, no central infotainment screen, and even unpainted bodywork. Transforming from a two-seater pickup to a five-seater SUV, it's priced under $20,000 (with tax credits) and slated for late 2026 delivery. Backed by Jeff Bezos and targeting a market underserved by high-priced tech-focused rivals, Slate Auto plans to make its profit through extensive customization options, offering over 100 accessories and DIY-friendly upgrades.

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(techcrunch.com)
Tech Customization
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