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Asynchronous Rust on Cortex-M Microcontrollers: A Deep Dive

2024-12-14

Asynchronous Rust on Cortex-M Microcontrollers: A Deep Dive

This article delves into the world of asynchronous Rust programming on Cortex-M microcontrollers. It explains the mechanics of Futures, cooperative scheduling, and asynchronous Rust executors, showcasing their efficiency in resource management. The innovative Embassy framework, designed to empower asynchronous programming on microcontrollers, is introduced. Through practical examples like a Blinky and Button program, the article illustrates the application of asynchronous Rust in embedded systems, comparing its advantages and disadvantages against traditional RTOS approaches. The conclusion highlights the significant benefits of asynchronous Rust in terms of resource utilization and concurrency.

(interrupt.memfault.com)

Development Asynchronous Rust Embedded Systems

Monitoring My Minecraft Server with OpenTelemetry and Dash0

2025-05-11

Monitoring My Minecraft Server with OpenTelemetry and Dash0

To enable multiplayer Minecraft mischief with the kids, I set up a Java Minecraft server on a Linux VM and implemented comprehensive monitoring using OpenTelemetry, a Prometheus exporter, and Dash0. The OpenTelemetry Java Agent monitors JVM health, a Minecraft Prometheus exporter collects game-specific metrics (player count, blocks mined, etc.), and the OpenTelemetry Collector aggregates and sends all data to Dash0. Dash0's PromQL queries and log monitoring allow me to track server status, such as downtime and JVM restarts, with Slack alerts. The process was a fun refresher on Java and Linux sysadmin skills. While the dashboard is simple, a stable server is the priority.

(www.dash0.com)

Game

Breakthrough: Ambient RF Energy Harvesting Module Powers Small Electronics

2025-03-02

Breakthrough: Ambient RF Energy Harvesting Module Powers Small Electronics

Researchers from the National University of Singapore have developed a novel energy harvesting module capable of converting ambient radio frequency (RF) signals into direct current (DC) voltage, powering small electronics without batteries. This technology overcomes the low efficiency of existing rectifiers at low power levels, utilizing nanoscale spin-rectifiers for high sensitivity and compact design. Successfully powering a commercial temperature sensor, the module opens possibilities for IoT devices and wireless sensor networks in remote areas. Published in Nature Electronics, this research marks a significant advance in ambient energy harvesting.

(news.nus.edu.sg)

Tech energy harvesting

The Rise and Fall (and Rise?) of Visual Basic

2025-05-11

The Rise and Fall (and Rise?) of Visual Basic

In 1988, Alan Cooper showed Bill Gates Tripod, a groundbreaking shell construction kit for Windows. Its intuitive drag-and-drop interface allowed users to create personalized shells without deep OS knowledge. This evolved into Visual Basic, a revolutionary visual programming language that empowered countless developers, especially those transitioning from mainframes. VB's ease of use democratized programming, making it accessible to millions. However, Microsoft's shift to .NET and VB.NET, while adding features, sacrificed the simplicity that made VB so popular, leading many developers to abandon it. This story highlights the tension between innovation and business decisions, and the lasting impact of a seemingly simple tool.

(retool.com)

Development

From Advent of Code to Custom CPU: A Langdev Journey

2025-06-23

From Advent of Code to Custom CPU: A Langdev Journey

The author recounts their journey into systems programming and language development, starting with a challenge from Advent of Code 2015, Day 7. This led to creating their own programming language, "mango," and then a bytecode virtual machine, "turbine." To build the VM, they delved into Turing machines and CPU architecture, designing a simple instruction set and registers, implemented in C. The project showcases the author's passion for systems programming and strong technical skills, culminating in a VM capable of running basic programs. The author is seeking GitHub stars to qualify for a certain event.

(www.errorcodezero.dev)

Development

Facebook's Shocking Reliance on Ex-Intelligence Agents

2025-08-12

Facebook's Shocking Reliance on Ex-Intelligence Agents

An investigation reveals Meta's startling dependence on former US intelligence operatives. A significant number of employees from the CIA, FBI, and Department of Defense, particularly in crucial departments like trust and safety and content moderation, raise serious concerns about the blurring lines between platform impartiality and government influence. The article highlights this is not an isolated incident, with similar patterns observed in other tech companies, enabling indirect US government control over global information flow with minimal public oversight.

(mronline.org)

Tech

Philips Launches World's First Native DICOM JPEG XL Pathology Scanner

2025-09-20

Philips announced the addition of the Pathology Scanner SGi to its SG300 and SG60 scanner offerings. This scanner features configurable DICOM JPEG and DICOM JPEG XL output, making it the world's first to offer native DICOM JPEG XL output. DICOM JPEG XL output files are up to 50% smaller while maintaining high image quality, allowing pathology labs to more efficiently store, manage, and analyze growing volumes of digital pathology data, improving workflows both on-premise and in the cloud. Analysts see this adoption of DICOM in pathology as a significant step towards scalable, interoperable imaging workflows, reducing infrastructure costs and enabling integration with a wider range of AI tools.

(www.philips.com)

Tech Digital Pathology

Rocal UI: A Clean Template Engine in Rust

2025-04-26

Rocal UI: A Clean Template Engine in Rust

Rocal UI is a simple template engine written in Rust. While primarily designed for use with the Rocal framework to build views, it's adaptable to any Rust project. Its syntax is straightforward, supporting variable embedding, if-else statements, and for loops. The `view!{}` macro generates HTML strings that can be nested, facilitating partial template usage. Get started quickly with `cargo install rocal --features="cli"` and `rocal new -n yourapp`.

(github.com)

Development Template Engine

Glasskube Migrates from Docusaurus to Starlight for Technical Documentation

2025-05-27

Glasskube Migrates from Docusaurus to Starlight for Technical Documentation

Philip, an engineer at Glasskube, shares their experience migrating their technical documentation framework from Docusaurus to Starlight. The post details a comparison of the two frameworks across design, SEO, developer experience, build speed, and extensibility. Docusaurus, based on React, suffers from slower build times and limited customization; Starlight, built on Astro, boasts faster build times and Tailwind CSS support but lacks Mermaid integration and marketing page capabilities. Glasskube ultimately chose Starlight for its superior developer experience and modern look and feel, despite some shortcomings. The post also shares their learnings in writing technical documentation, covering structure, user behavior analysis, and writing style, emphasizing clarity and conciseness.

(glasskube.dev)

Development framework choice

Fourble's Podcast Catalog: Thousands of Hours of Audio

2025-07-28

Fourble boasts a massive podcast database, offering a diverse range of content from classic radio dramas to modern talk shows. With thousands of hours of audio spanning comedy, mystery, science fiction, history, and more, it's a treasure trove for audio enthusiasts. Whether you're a nostalgic radio drama fan or seeking fresh content, Fourble has something for everyone.

(fourble.co.uk)

Misc radio drama

The Lost Genius: Peter Putnam's Unfinished Revolution

2025-06-20

The Lost Genius: Peter Putnam's Unfinished Revolution

This article recounts the life of Peter Putnam, a brilliant physicist who associated with Einstein and other luminaries yet remained unknown due to his refusal to publish his groundbreaking theory of the mind. A 12-year quest by the author uncovered Putnam's unpublished manuscripts, revealing a profound theory with implications for AI and cognitive science. The narrative interweaves Putnam's scientific brilliance with a complex personal story marked by a strained relationship with his mother, his homosexuality, and a quiet commitment to social justice. His tragic death underscores the bittersweet fate of unrecognized genius and the challenges of scientific dissemination.

(nautil.us)

Tech

PCIe 7.0 Spec Finalized, PCIe 8.0 Pathfinding Underway

2025-06-12

PCIe 7.0 Spec Finalized, PCIe 8.0 Pathfinding Underway

PCI-SIG announced the completion of the PCIe 7.0 specification, boasting a per-lane data transfer rate of 128 GT/s—double that of PCIe 6.0 and quadruple that of PCIe 5.0. A 16-lane PCIe 7.0 device can transfer up to 256 GB/s in each direction. Furthermore, pathfinding for PCIe 8.0 has begun, targeting a 2030+ release with potentially double the performance of PCIe 7.0, reaching 1 TB/s bandwidth. Expect PCIe 7.0 devices to hit the market around 2028-2029.

(www.tomshardware.com)

Hardware

Apple Paper Challenges AI Reasoning: Not 'Real' Reasoning?

2025-06-09

Apple's recent paper, "The Illusion of Thinking," tests large language models' reasoning abilities on Tower of Hanoi puzzles. Results show models perform worse than non-reasoning models on simple problems; better on medium difficulty; but on complex problems, models give up, even when given the algorithm. The authors question the models' generalizable reasoning capabilities. However, this article argues the paper's use of Tower of Hanoi is flawed as a test. The models' 'giving up' may stem from avoiding numerous steps, not limited reasoning ability. Giving up after a certain number of steps doesn't mean models lack reasoning; this mirrors human behavior in complex problems.

(www.seangoedecke.com)

AI

Whenish: Plan Events Directly in iMessage

2025-05-22

Whenish: Plan Events Directly in iMessage

Whenish streamlines event planning by integrating directly into iMessage. Users create date polls, select their availability, and receive real-time responses all within the chat. No more endless text chains or app-switching; simply tap the Whenish icon, pick your dates, and send. Perfect for coordinating group dinners, weekend getaways, family events, or work meetings.

(apps.apple.com)

Development event planning

The Sickest Amiga Setup at GERP 2025

2025-02-08

At GERP 2025, a modified Amiga 1200 stole the show. This wasn't just any Amiga; it served as the competition hub, running entries and connected to a VCR, CRT TV, and genlock for multi-source video output to a large screen. Boasting a 68060 accelerator, ample RAM, and a network card, it even leveraged a Raspberry Pi for modern connectivity. More than a retro machine, this Amiga 1200 was a demoscene powerhouse, highlighting the enduring appeal and expandability of the Amiga platform.

(www.datagubbe.se)

Game demoparty

Is the Culture a Utopia? A Critical Look at Iain M. Banks' Galactic Civilization

2025-09-15

Is the Culture a Utopia? A Critical Look at Iain M. Banks' Galactic Civilization

This article offers a critical analysis of the utopian superintelligence civilization depicted in Iain M. Banks' Culture series. The author argues that the seemingly utopian Culture maintains a seemingly harmonious yet fundamentally unfree society through subtle control mechanisms. The homogeneity of Culture citizens, strict birthrate control, and skepticism toward the 'Special Circumstances' program all point to underlying social manipulation. The seemingly benevolent superintelligent Minds maintain control through force and surveillance, and their motivations and actions contain many contradictions. Ultimately, the author contends that the Culture's 'utopia' is fundamentally built on material wealth and technological advancement, neglecting higher-level human needs for justice and self-determination. The author encourages more nuanced positive sci-fi that moves beyond simple promises of material abundance.

(www.boristhebrave.com)

Misc

Build a Database in 3000 Lines of Go: From Zero Dependencies to SQL Queries

2025-01-19

Build a Database in 3000 Lines of Go: From Zero Dependencies to SQL Queries

This article details the creation of a small database in 3000 lines of Go code, starting from zero dependencies. The author walks through the core concepts, beginning with power-loss atomicity (achieved through append-only logs and checksums) and efficient indexing using data structures like B+trees. The process is explained step-by-step, covering append-only KV store creation, space reclamation, relational database operations (point/range queries, secondary indexes), concurrency control, and a simple SQL-like query language. The entire process is documented in a book, freely available online.

(build-your-own.org)

Development

Zack: A Lightweight Backtesting Engine in Zig

2025-04-19

Zack: A Lightweight Backtesting Engine in Zig

Zack is a lightweight backtesting engine written in Zig for testing trading strategies. It simulates the trading process, generating trading signals from historical OHLCV data, managing a virtual portfolio, and reporting performance. Zig's performance and memory control advantages make it ideal for this application. Currently, Zack implements a simple "buy and hold" strategy, with plans to add more sophisticated strategies, technical indicators, and performance metrics in the future.

(github.com)

Development Backtesting Engine Trading Strategy

PhD Thesis: A Farcical Academic Misadventure

2025-04-29

A PhD student recounts a series of absurd and bizarre experiences during his doctoral studies in engineering science. From an absent advisor and lack of research equipment to plagiarism in academic papers, he witnesses the dark side of academia. Ultimately, he completes his studies in an almost farcical manner and escapes the stifling academic environment. This humorous account exposes some problems within academia, prompting reflection on academic integrity and the research environment.

(mihaiolteanu.me)

Development academic corruption PhD life research struggles

Martha Nussbaum: Capabilities Approach and Beyond Anger

2025-03-07

Martha Nussbaum: Capabilities Approach and Beyond Anger

This article explores the thought of renowned philosopher Martha Nussbaum, focusing on her capabilities approach and views on emotions, particularly anger. The capabilities approach argues that governments should ensure all citizens possess the capabilities to lead flourishing lives, not simply fulfilling citizens' preferences but providing real opportunities for well-being. Nussbaum lists ten central capabilities, framing them as rights. However, her view on anger has evolved; she now considers anger normatively problematic, often stemming from self-centeredness and status competition. She advocates for 'transition'—shifting anger into constructive action to improve well-being. Nussbaum's philosophy remains deeply intertwined with real-life experiences, her writing demonstrating the interplay of personal narrative, emotion, and philosophical thought.

(aeon.co)

Misc capabilities approach anger

LLM Inference in Production: The Definitive Guide

2025-07-11

LLM Inference in Production: The Definitive Guide

This handbook tackles the fragmented knowledge surrounding LLM inference in production. It covers core concepts, performance metrics (like Time to First Token and Tokens per Second), optimization techniques (continuous batching, prefix caching), and operational best practices. Whether you're fine-tuning a small open model or running large-scale deployments, this guide helps make LLM inference faster, cheaper, and more reliable.

(bentoml.com)

Development inference production

Dangerous Career Advice: A Sharp Tool for Strong Engineers

2025-08-26

This article argues that effective career advice, like sharp tools, can be immensely helpful or incredibly harmful depending on its use. Much career advice is superficial and lacks practical application. The author encourages engineers to embrace 'dangerous advice,' breaking conventions to achieve high efficiency. While risky, the rewards outweigh the risks for strong engineers. The author cautions that this advice isn't suitable for weaker engineers.

(www.seangoedecke.com)

Development

California's Energy Policy Showdown: Can SB 540 Break the Deadlock?

2025-07-21

California's Energy Policy Showdown: Can SB 540 Break the Deadlock?

California Senate Bill 540, aimed at creating a regional electricity market to facilitate interstate clean energy trading, has sparked a fierce debate among environmentalists. Supporters argue it will lower electricity bills and accelerate climate action, while opponents fear California will lose control of its grid and become a buyer of out-of-state coal power, potentially leading to higher electricity prices. The article delves into the pros and cons of the bill and the positions of various stakeholders, ultimately concluding that cooperation is key to addressing the climate crisis, and California's choice will have a profound impact on the clean energy transition across the West.

(www.latimes.com)

Tech regional electricity market

YC Backs Epic in Apple App Store Fee Fight

2025-08-25

YC Backs Epic in Apple App Store Fee Fight

Y Combinator filed an amicus brief supporting Epic Games' lawsuit against Apple, arguing that Apple's App Store fees (up to 30%) and anti-steering restrictions stifle startup growth. YC contends Apple's policies create insurmountable barriers to entry, hindering competition and innovation. They urge the court to uphold a previous ruling forcing Apple to allow developers to freely link to off-App Store purchase options without extra fees. This ruling has already spurred renewed investor interest in previously unviable app-based business models.

(www.macrumors.com)

Startup

Asunción's Paradox: Modern High-Rises Amidst Urban Chaos

2025-06-25

Asunción's Paradox: Modern High-Rises Amidst Urban Chaos

A recent visit to Asunción, Paraguay, revealed a striking lack of aesthetic coherence. Modern high-rises stand juxtaposed with dilapidated buildings, reflecting Paraguay's low government spending (19% of GDP) and high informal employment (62-67%). Unique tax regulations attract foreign investors, fueling a real estate boom that largely bypasses the local middle class. The author explores the complex interplay of economic policies, historical context, and social factors shaping Asunción's unique urban landscape.

(cpsi.media)

Misc

Local-First Software: Scaling Without the Headache

2025-07-05

Harper, a local-first grammar checker, experienced a massive user surge after hitting Hacker News' front page. Unlike server-dependent software, Harper runs on the user's device, eliminating server load concerns. Even with the user influx, there were no hiccups or latency issues. This highlights the scalability advantage of local-first software, avoiding the high costs of server maintenance and complex cloud architectures.

(elijahpotter.dev)

Development server load

Kastle: Founding Engineer for AI-Powered Mortgage Servicing

2025-06-22

Kastle: Founding Engineer for AI-Powered Mortgage Servicing

Kastle is seeking a Founding Engineer to build and optimize its AI infrastructure. They use AI voice agents to help major US mortgage lenders scale their contact centers and compliance operations, backed by $2.3M in funding. This role requires backend development, distributed systems, and AI integration expertise. Responsibilities include developing scalable backend services, APIs integrating with loan servicing platforms, and ensuring compliance with financial regulations (SOC 2, FDCPA, RESPA, TILA).

(www.ycombinator.com)

Development Mortgage

Gmail's New Subscription Management Tool: Declutter Your Inbox

2025-07-09

Google announced a new Gmail feature to help users manage subscriptions and clean up their inboxes. The "Manage subscriptions" tool, rolling out on web, Android, and iOS, lets users view and unsubscribe from unwanted subscriptions in one place. Gmail sends unsubscribe requests on the user's behalf. This builds on last year's one-click unsubscribe feature. The rollout begins July 10th, with full availability expected within 15 days.

(techcrunch.com)

Development Inbox Management Subscription Management

Urgent: Plex Media Server Security Vulnerability, Update Now!

2025-08-15

Urgent: Plex Media Server Security Vulnerability, Update Now!

Several versions of Plex Media Server (1.41.7.x through 1.42.0.x) contain a security vulnerability. Plex has released an urgent fix (1.42.1.10060 or later). While Plex hasn't publicly disclosed details, they strongly urge all users to update immediately. The risk is higher if your Plex server is exposed to the internet. Update now and review your server settings, disabling external access if necessary.

(nerds.xyz)

Tech

Digital Propaganda: How Governments Weaponize Ads on Google and Facebook

2025-09-09

Digital Propaganda: How Governments Weaponize Ads on Google and Facebook

In late 2024, a disturbing discovery was made: a paid ad by the Israeli government, mimicking a UN website but linking to a page accusing UNRWA of supporting terrorists, topped Google search results for UNRWA. This highlights a troubling trend: digital advertising platforms have become battlegrounds for influence, with governments using paid ads to sway public opinion during wars and crises. The article examines how Google Ads and Facebook Ads are weaponized, focusing on Israel's extensive campaign during the 2023-2025 Gaza war, targeting UNRWA and other organizations. It explores the platforms' responses, policy gaps, and ethical dilemmas, including the lack of proactive fact-checking and inconsistent enforcement of rules against misinformation.

(medium.com)

Tech Digital Propaganda Advertising Platforms

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