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Optimizing Embedded Systems Logic: Speeding Up Your Code with De Morgan's Law

2025-03-11

Two hackers, Bob and Alice, encountered a bug in their resource-constrained microcontroller: OR operations were five times slower than other operations. Facing a three-day deadline, they used logical equivalences, specifically De Morgan's Law, to rewrite their code, replacing OR operations with AND and NOT operations. This bypassed the performance bottleneck. The article further explores the universality of NAND operations and their application in optimizing cryptographic computations, such as significantly improving the efficiency of homomorphic encryption in the TFHE library.

(lagomor.ph)

Development logic optimization De Morgan's Law

MindsDB Hiring Office Manager in San Francisco

2025-02-01

Fast-growing AI startup MindsDB is hiring an Office Manager for its San Francisco office. The ideal candidate will have experience in office management, event coordination, and creating a safe and efficient workspace. Responsibilities include facilities management, vendor relations, event planning, and security. The company offers competitive compensation and benefits, including flexible hours, health insurance, and unlimited PTO.

(grnh.se)

Startup Office Manager AI Startup

Blizzard's Diablo Team Unions, Citing Layoffs and AI Concerns

2025-09-01

Blizzard's Diablo Team Unions, Citing Layoffs and AI Concerns

Over 450 Blizzard developers on the Diablo team have successfully unionized with the Communications Workers of America (CWA), following a wave of layoffs at Microsoft. The unionization, fueled by concerns about job security and the increasing use of AI in game development, aims to secure better pay equity, address ethical AI concerns, ensure proper crediting, and advocate for remote work options. The Diablo team joins thousands of other unionized Microsoft game studio workers, highlighting a growing trend of worker organization within the gaming industry in response to corporate restructuring and technological advancements.

(aftermath.site)

Game Game Industry Microsoft Layoffs

Anthropic's Claude Browser Extension: A Controlled Test for AI Safety

2025-08-27

Anthropic's Claude Browser Extension: A Controlled Test for AI Safety

Anthropic is testing a Chrome extension that allows its AI assistant, Claude, to interact directly within the browser. While this greatly enhances Claude's utility, it introduces significant safety concerns, primarily prompt injection attacks. Red-teaming experiments revealed a 23.6% attack success rate without mitigations. Anthropic implemented several safeguards, including permission controls, action confirmations, and advanced classifiers, reducing the success rate to 11.2%. Currently, the extension is in a limited pilot program with 1000 Max plan users to gather real-world feedback and improve safety before wider release.

(www.anthropic.com)

AI

Build Your Own Coding Agent: 300 Lines of Code to AI Mastery

2025-08-24

Build Your Own Coding Agent: 300 Lines of Code to AI Mastery

In the ever-evolving tech landscape of 2025, building your own coding agent has become a crucial skill for developers seeking a competitive edge. Geoffrey Huntley, former Tech Lead for Developer Productivity at Canva and current engineer at Sourcegraph, demonstrates how to build a basic coding agent in a hands-on workshop using just 300 lines of code. Leveraging LLM tokens and a simple loop, the agent interacts with tools like file readers and bash command executors to automate coding tasks. Huntley emphasizes selecting the right agentic LLM model (like Claude Sonnet) and efficient context window management to avoid performance bottlenecks. Mastering this skill transforms you from an AI consumer to a creator, positioning you for success in today's demanding tech world.

(ghuntley.com)

Development

Citizen Lab Exposes Israeli Spyware Maker Paragon's Global Reach

2025-03-22

Citizen Lab Exposes Israeli Spyware Maker Paragon's Global Reach

A new Citizen Lab report reveals that Israeli spyware maker Paragon Solutions, despite claiming to sell only to democracies, has likely sold its Graphite spyware to the governments of Australia, Canada, Cyprus, Denmark, Israel, and Singapore. The report, based on analysis of server infrastructure and digital certificates, links Paragon to these governments. Paragon's spyware uniquely targets specific apps, making forensic detection harder. Meta confirmed an indicator linked to Paragon mentioned in the report. The findings raise serious concerns about the misuse of commercial spyware and the need for greater government oversight.

(techcrunch.com)

Tech spyware

US Congresswoman Proposes Bill to Block Foreign Piracy Sites

2025-01-30

US Congresswoman Proposes Bill to Block Foreign Piracy Sites

Rep. Zoe Lofgren introduced the Foreign Anti-Digital Piracy Act, allowing copyright holders to obtain court orders compelling ISPs and DNS providers to block access to foreign piracy websites. While supported by groups like the Motion Picture Association, the bill has drawn criticism as a “censorious site-blocking” measure and an “internet kill switch.” The bill includes exemptions and claims to respect the First Amendment, but critics argue it grants copyright holders excessive power.

(arstechnica.com)

Tech digital piracy

MoonBit on Golem Cloud: Building a Collaborative List Editor

2025-01-04

This blog post details building a collaborative list editor on Golem Cloud using the new programming language MoonBit. The author breaks down the application into three Golem components: list, archive, and email notifier. MoonBit's features are leveraged to implement list manipulation, archiving, and timeout email notifications. The post thoroughly explains MoonBit usage, Golem component architecture design, and accessing system time and environment variables using WASI. The application is successfully built and deployed, showcasing MoonBit's potential on the Golem Cloud platform.

(blog.vigoo.dev)

Development

Beyond RAG: A Knowledge Management System That Enhances, Not Replaces, Thought

2025-01-02

Beyond RAG: A Knowledge Management System That Enhances, Not Replaces, Thought

This article explores the design philosophy behind Zettelgarden, a knowledge management system aiming to enhance, not replace, human thought. The author recounts the evolution from paper cards to digital notes, highlighting how digital systems, while offering convenient search and linking, lose the serendipitous connections fostered by physical proximity. The author critiques the current over-reliance on automation and RAG (Retrieval Augmented Generation) models in AI-assisted knowledge management, arguing their limitations in handling massive datasets and their neglect of personal understanding and knowledge processing. Zettelgarden emphasizes the importance of personal notes, encouraging users to add commentary and insights, facilitating connections between ideas through a unique card structure. The author believes the future of knowledge management lies in human-computer collaboration, with computers handling organization and humans focusing on thinking and understanding.

(nsavage.substack.com)

Development

The End of the AI Lifestyle Subsidy: Why Your Digital Experience is About to Get Worse

2025-06-23

Venture capital and low interest rates once fueled rapid growth for startups, even if they were losing money on each sale. Now, that money flows into LLM-based products, but this subsidy is unsustainable. Search engines and social media are overrun with ads, degrading information quality. AI discovery mechanisms face the same problem. The future will likely see AI applications saturated with ads, potentially including 'black hat GEO,' making it hard to distinguish AI hallucinations from paid promotions. While paid services and open-source models may be exceptions, most consumer AI applications will inevitably be swamped by ads. Enjoy it while it lasts, because the AI lifestyle subsidy is ending.

(digitalseams.com)

AI

Replicating OpenBSD's pflog in Linux: nftables and ulogd2

2025-08-16

This article details how to replicate OpenBSD and FreeBSD's convenient pflog functionality on Linux using nftables and ulogd2 for network packet logging and analysis. By adding 'log group' statements to nftables rules and forwarding logs to different netlink sockets, you can use tcpdump for live monitoring and ulogd2 for disk logging. The article walks through configuring ulogd2, logging to pcap files, and notes limitations and alternatives to ulogd2.

(utcc.utoronto.ca)

Development

Boeing 737-800 Suffers Twin Disasters on Same Day, Ending 2024 on a Grim Note

2024-12-29

Boeing 737-800 Suffers Twin Disasters on Same Day, Ending 2024 on a Grim Note

Two Boeing 737-800 airliners were involved in separate accidents on the same day, casting a pall over Boeing's year-end. One plane skidded off the runway in Norway during an emergency landing, miraculously leaving all 182 passengers and crew unharmed. However, another 737-800 crashed in South Korea, resulting in 47 fatalities. The twin disasters, occurring on the same day, have raised serious safety concerns and will undoubtedly trigger thorough investigations into Boeing's aircraft.

(telanganatoday.com)

Tech Boeing 737-800 aviation safety

xlwings Lite: Revolutionizing Excel Automation with Python

2025-04-04

xlwings Lite is a free and easy-to-install Excel add-in that brings the power of Python to Excel automation and custom function creation in a privacy-first, secure, and developer-friendly way. No Python installation is required; it runs on Windows, macOS, and Excel for the web, supporting Microsoft 365 and recent perpetual versions like Office 2024. Create custom functions, run automation scripts, access the Excel object model, install third-party libraries (like pandas, Polars), and access web APIs. All code runs locally, delivering lightning-fast performance and complete privacy; users can even self-host to eliminate Microsoft telemetry.

(lite.xlwings.org)

Development

Hacker News' Silent Upgrade: Goodbye Pagination, Hello Performance Boost

2025-05-26

Hacker News' Silent Upgrade: Goodbye Pagination, Hello Performance Boost

Hacker News recently underwent a significant technical upgrade, abandoning its long-standing pagination system for improved performance. This change stems from a new compiler called Clarc, which compiles Hacker News' Arc Lisp code into Common Lisp, enabling multi-core operation and a significant performance boost. Clarc's development spanned several years, its core being a staged approach to building Arc, ultimately resulting in a smooth transition from Racket to SBCL. While Clarc's code hasn't been publicly released due to anti-abuse measures it contains, the upgrade nevertheless signifies a notable advancement in Hacker News' technical capabilities.

(lisp-journey.gitlab.io)

Tech Technical Upgrade

Ketamine for Depression: Rewiring the Brain for Relief

2025-02-07

Ketamine for Depression: Rewiring the Brain for Relief

For individuals with depression unresponsive to standard antidepressants, ketamine offers a potential breakthrough. Research suggests ketamine targets a different brain system, promoting the regrowth of synapses and improving brain circuitry. Yale experts explain that ketamine's rapid effects may open a critical period of brain plasticity, making it easier to change thought patterns and adapt to new stimuli. Optimal results often involve a comprehensive treatment plan including psychotherapy like cognitive behavioral therapy (CBT).

(www.yalemedicine.org)

AI ketamine depression neuroplasticity

Large Reasoning Models: Collapse and Counterintuitive Scaling

2025-06-08

Large Reasoning Models: Collapse and Counterintuitive Scaling

Recent Large Language Models (LLMs) have spawned Large Reasoning Models (LRMs), generating detailed reasoning traces before providing answers. While showing improvement on reasoning benchmarks, their fundamental capabilities remain poorly understood. This work investigates LRMs using controllable puzzle environments, revealing a complete accuracy collapse beyond a certain complexity threshold. Surprisingly, reasoning effort increases with complexity, then declines despite sufficient token budget. Compared to standard LLMs, three regimes emerged: (1) low-complexity tasks where standard LLMs outperform LRMs, (2) medium-complexity tasks where LRMs show an advantage, and (3) high-complexity tasks where both fail. LRMs exhibit limitations in exact computation, failing to use explicit algorithms and reasoning inconsistently. This study highlights the strengths, limitations, and crucial questions surrounding the true reasoning capabilities of LRMs.

(machinelearning.apple.com)

AI

X Design Notes: Unifying OCaml Modules

2025-09-09

The author is designing a new programming language, X, aiming to combine PolySubML's type inference and structural subtyping with most of OCaml's functionality, particularly addressing the syntactic and conceptual differences between OCaml's module system and ordinary values. The post details how OCaml modules are unified in X, covering aspects like alias members in records, struct and sig syntax, module opening and inclusion, module extension, and abstraction with existential types. It proposes improvements to OCaml's module system, such as avoiding wildcard imports. The ultimate goal is a simpler, more understandable, and powerful programming language.

(blog.polybdenum.com)

Development

arXivLabs: Experimental Projects with Community Collaborators

2025-05-17

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on the arXiv website. Individuals and organizations working with arXivLabs embrace our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only partners with those who share them. Have an idea for a project that will benefit the arXiv community? Learn more about arXivLabs.

(arxiv.org)

Development

Ring's Return to Surveillance-First Approach Sparks Privacy Concerns

2025-07-20

Ring's Return to Surveillance-First Approach Sparks Privacy Concerns

Ring founder Jamie Siminoff's return to the helm signals a return to the company's controversial 'surveillance-first, privacy-second' approach. This includes reinstating features allowing police direct access to user footage and introducing a new feature granting live-stream access to home security devices. This raises serious privacy concerns, particularly given past instances of police using Ring footage to surveil protestors without warrants or consent. Ring's proclaimed shift to an 'AI-first' company suggests the potential integration of video analytics or facial recognition into its already problematic devices. Critics argue this poses a grave threat to civil liberties and could facilitate tracking of individuals for reasons such as abortion or immigration enforcement.

(www.eff.org)

Tech

YC-backed Kraftful is Hiring a Senior Engineer to Revolutionize Product Development with LLMs

2025-03-07

YC-backed Kraftful is Hiring a Senior Engineer to Revolutionize Product Development with LLMs

Kraftful, a Y Combinator-backed startup, is seeking a passionate senior engineer. Leveraging large language models from OpenAI and others, Kraftful transforms scattered user feedback into actionable product requirements, helping teams build what users actually need. With 50,000+ product teams already using their platform and experiencing 34% MoM MRR growth, Kraftful is rapidly scaling and offers engineers a chance to redefine product development. This is a unique opportunity to join a rocketship company backed by top investors.

(www.ycombinator.com)

Development

c4wa: A Minimalist and Efficient C to WebAssembly Compiler

2025-06-28

c4wa: A Minimalist and Efficient C to WebAssembly Compiler

c4wa is a compiler that translates a subset of C into WebAssembly. Unlike other compilers, it generates minimalistic and well-optimized WebAssembly code without any glue, embedded libraries, or overhead. It's fully compatible with any WASM runtime out of the box. c4wa supports loops, conditionals, structs, arrays, pointers, and other typical C features, and can output readable WAT format code. It strikes a balance between the higher-level convenience of C and the low-level efficiency of WebAssembly, offering developers a new way to write performant WebAssembly code.

(github.com)

Development

NY's Climate Ambitions Falter: A Non-Profit's Plea for Support

2025-02-09

NY's Climate Ambitions Falter: A Non-Profit's Plea for Support

Despite passing a landmark climate law in 2019, New York State is lagging behind its ambitious targets for renewable energy and infrastructure improvements. Its progress significantly impacts other states' climate planning. A statewide non-profit news organization is meticulously tracking the state's climate actions, exposing power dynamics, and highlighting how decisions impact New Yorkers. Facing resource constraints, they appeal for reader donations to continue their investigative journalism, enabling further crucial reporting.

(nysfocus.com)

Tech climate action investigative journalism

FilterQL: A Tiny Query Language for Filtering Structured Data

2025-08-27

FilterQL: A Tiny Query Language for Filtering Structured Data

FilterQL is a lightweight query language for filtering structured data. It consists of a TypeScript library and a language specification, with implementations in other languages welcome. Users define a schema for their data and then use a concise syntax to filter, sort, and limit results, such as `genre == Action` or `year >= 2008 && rating >= 8.5 | SORT rating desc`. FilterQL supports a variety of comparison and logical operators, and allows for custom operations to extend its capabilities. It's perfect for building CLIs or other tools needing flexible data filtering.

(github.com)

Development typescript

Elm Property-Based Testing: Ensuring Coverage of Interesting Cases

2025-05-02

This article demonstrates how to use Test.Distribution in Elm to ensure property-based tests cover interesting cases. The author uses a queue implementation example to show how Test.reportDistribution generates distribution reports of test data and how Test.expectDistribution enforces expected distributions. This allows developers to more precisely control test coverage, preventing important test cases from being missed due to uneven data distribution. The article also mentions Fuzz.examples and Fuzz.labelExamples functions, which help developers better understand and debug test data.

(martin.janiczek.cz)

Development

Late-Night Hotline: A Software Engineering Student and a Coincidence of Fate

2025-05-04

Late-Night Hotline: A Software Engineering Student and a Coincidence of Fate

On her last night working a university hotline, a soon-to-graduate software engineering student, Cora, recounts a memorable call. Two years prior, she answered a call from an elderly gentleman who asked her to look up the birthdays of several celebrities. During the conversation, he deduced from Cora's birthday that she was better suited for a people-oriented career than software engineering. Cora admits this aligns with her long-held desire to help vulnerable people, though she currently needs a job. The story highlights the subtle connections and hints of fate behind seemingly random phone calls.

(oxfordamerican.org)

Misc fate coincidence

Self-Driving Buses: The Next Frontier for Autonomous Vehicle Tech?

2025-01-24

Self-Driving Buses: The Next Frontier for Autonomous Vehicle Tech?

Facing a looming shortage of bus drivers and the inefficiency of robotaxis, self-driving buses are emerging as a promising solution. Unlike robotaxis, which exacerbate traffic congestion, autonomous buses offer increased efficiency. Imagry, a San Jose-based company, has successfully deployed Level 3 autonomous buses in Israel and aims to expand to Level 4 technology globally. Their cost-effective approach utilizes cameras and machine learning for high-definition map generation, ensuring safe and reliable autonomous operation. Competitors like MAN, Karsan, and Iveco are also actively developing self-driving bus technology, with supportive government initiatives in Europe and Asia. The widespread adoption of autonomous buses could revolutionize public transportation.

(spectrum.ieee.org)

Tech buses

SPath: Query Expressions for Semi-Structured Data

2025-01-06

SPath: Query Expressions for Semi-Structured Data

SPath is a Rust crate providing JSONPath-like query expressions for semi-structured data such as JSON, TOML, or custom variants. It serves as a drop-in replacement for JSONPath and supports multiple data formats. The library is easy to use; simply add `spath` to your project's Cargo.toml dependencies. An example demonstrates querying JSON data with SPath and verifying the result.

(github.com)

Development Data Parsing

Immich's Developers Share Their 'Cursed Knowledge'

2025-08-08

Immich's Developers Share Their 'Cursed Knowledge'

The Immich team recounts a series of frustrating, almost cursed, development challenges. From Zitadel's scripting engine lacking named capture groups, to EXIF metadata dimensions differing from actual image dimensions; from the unintuitive handling of YAML whitespace to the access restrictions on hidden Windows files; from carriage return issues in bash scripts to Cloudflare Workers' default HTTP protocol in Fetch requests; from silent GPS data stripping on mobile devices to PostgreSQL NOTIFY's transactional mechanism impacting performance; from inefficient npm script health checks to the confusing indexing in JavaScript Date objects; to bcrypt password length limits, Node.js compatibility problems, PostgreSQL parameter limitations, and TypeORM's side effects in delete operations – the list goes on. These issues highlight the hidden pitfalls and challenges of software development, offering valuable lessons learned.

(immich.app)

Development

I Licked Honda's Mouse Tape

2025-02-11

I Licked Honda's Mouse Tape

After rodent damage to his car wiring, the author bought Honda's capsaicin-coated mouse tape. Curiosity led him to lick the tape, prompting him to contact Honda PR for ingredient confirmation. Honda responded, confirming the presence of DEHP, a plasticizer, but the author calculated that a massive amount would need to be ingested for harm. The author concluded that it tasted like a Band-Aid and energy drink with a hint of capsaicin, suggesting potential culinary uses.

(haterade.substack.com)

Misc mice tape

Elixir/Erlang Hot Code Swapping: Zero-Downtime Deployments

2024-12-13

This article delves into Elixir/Erlang's hot code swapping capabilities, enabling the loading and unloading of code at runtime without requiring system restarts for application upgrades. A simple KV module example demonstrates manual hot swapping, while iex's c/1 and r/1 commands, and the Relups tool, are introduced for easier application and release upgrade management. The article explains Erlang applications, releases, appups, and relups, detailing the use of the Distillery tool to generate application releases and upgrade releases, ultimately achieving zero-downtime deployments and preventing service interruptions.

(kennyballou.com)

Development hot code swapping

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