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LangGraph: Building a Flexible, Opinionated AI Coding Assistant

2025-03-24

LangGraph: Building a Flexible, Opinionated AI Coding Assistant

Qodo built an AI coding assistant using the LangGraph framework, balancing flexibility with adherence to coding best practices. Initially, they used predefined workflows for coding tasks, but with the advent of more powerful LLMs like Claude Sonnet 3.5, they shifted to LangGraph's graph-based approach. LangGraph allows building agents ranging from completely open-ended to fully structured deterministic flows, enabling Qodo to adjust the structure of their flows based on LLM capabilities. The framework's clean API, reusable components, and built-in state management simplified development and support persistence, checkpoints, and branch points. While documentation and testing present some challenges, LangGraph provided a solid foundation for Qodo to build a robust AI coding assistant.

(www.qodo.ai)

Development

Dennis Ritchie's Primeval C Compiler: A Blast from the Past

2025-03-24

Dennis Ritchie's Primeval C Compiler: A Blast from the Past

This post shares the source code of the earliest known versions of the C compiler, written by the late legend Dennis Ritchie. These are not compilable with modern C compilers like GCC, but represent the spark that ignited a soon-to-be trillion-dollar industry. Links to Aiju's PDP-11/Unix emulator (for attempting compilation) and the Research Unix repository are provided for those wishing to delve into the history of computing.

(github.com)

Development

The Pope's Latinist: Reginald Foster's Extraordinary Life

2025-03-24

The Pope's Latinist: Reginald Foster's Extraordinary Life

Reginald Foster, an extraordinary American priest, served as the Pope's Latin secretary at the Vatican for forty years. More than just a master of Latin, his unique teaching methods cultivated thousands of Latin enthusiasts and profoundly impacted the Church's Latin legacy. This article recounts his legendary life, from being plucked from his order by a powerful cardinal to his unconventional teaching style that fused Latin learning with Roman history and culture. Foster's legacy lives on through the numerous scholars and teachers he trained, breathing new life into the ancient language.

(newcriterion.com)

Misc Latin Vatican

Command-line Tool: OSGInt – A Powerful GitHub User Information Retriever

2025-03-24

Command-line Tool: OSGInt – A Powerful GitHub User Information Retriever

OSGInt is a powerful command-line tool that retrieves GitHub user information using either a username or email address. It fetches basic details like username, avatar, bio, and digs deeper to uncover email addresses and GPG keys. OSGInt uses multiple methods, including analyzing public commits, GPG keys, and the GitHub user API. Inspired by the Zen project, it's under active development, with features like spoofing commits to get email addresses in the works.

(github.com)

Development user information retrieval

GCC 15.1's Rust Front-End Gets Major Boost

2025-03-24

The upcoming GCC 15.1 release will feature significant improvements to its Rust front-end, gccrs. Arthur Cohen of Embecosm merged a third patch set adding support for Rust's "if let" statements, massive changes to internal AST/HIR representations, and full implementation of Clone and Copy. Further improvements, including support for PartialOrd and PartialEq, are expected before the release, making gccrs a more viable alternative to rustc.

(www.phoronix.com)

Development

Tenerife Lunar Eclipse Shoot: A Battle Against the Odds

2025-03-24

Tenerife Lunar Eclipse Shoot: A Battle Against the Odds

Two photographers planned an ambitious shoot to capture a total lunar eclipse in Tenerife, using the Teide crater as a unique foreground. However, equipment malfunctions, severe weather, and even a car break-in threatened to derail their plans. Despite facing seemingly insurmountable challenges, their perseverance paid off, resulting in stunning images and timelapses of the lunar eclipse captured under extreme conditions. This story is a testament to the photographers' determination and passion for their craft.

(lrtimelapse.com)

Misc lunar eclipse Tenerife

LLMs Revolutionize Recommendation Systems and Search: A Comprehensive Survey

2025-03-23

LLMs Revolutionize Recommendation Systems and Search: A Comprehensive Survey

This article surveys recent research applying Large Language Models (LLMs) to recommendation systems and search engines. Studies explore various approaches, including LLM-augmented model architectures (e.g., YouTube's Semantic IDs and Kuaishou's M3CSR), using LLMs for data generation and analysis (e.g., Bing's Recommendation Quality Improvement and Indeed's Expected Bad Match), and adopting LLM training methodologies (e.g., scaling laws, transfer learning, and knowledge distillation). Furthermore, research focuses on unified architectures for search and recommendation systems, such as LinkedIn's 360Brew and Netflix's UniCoRn, to improve efficiency and performance. Overall, these studies demonstrate the significant potential of LLMs in enhancing recommendation systems and search engines, yielding substantial real-world results.

(eugeneyan.com)

AI

Beyond the Big Eight: A More Complete Map of Chinese Cuisine

2025-03-24

Beyond the Big Eight: A More Complete Map of Chinese Cuisine

This article challenges the popular 'Big Eight' categorization of Chinese cuisine, arguing that it's an incomplete and biased representation. The author meticulously explores the vast diversity of Chinese regional cuisines, going beyond the commonly known eight. The piece presents a far more comprehensive map, including detailed breakdowns of regional variations within provinces like Guangdong (six cuisines, including Macau and Hong Kong), Sichuan, Guizhou, Yunnan, Jiangsu, Zhejiang, Fujian, Jiangxi, Henan, Shaanxi, Shanxi, Hebei, Beijing, Tianjin, Northeast China, Inner Mongolia, and Xinjiang. It further delves into the fascinating evolution of Chinese food in Hong Kong, Macau, Thailand, and Southeast Asia, highlighting the interplay of geography, culture, and history. This isn't just a list; it's a captivating journey through the rich tapestry of Chinese culinary traditions.

(chinesecookingdemystified.substack.com)

Misc Chinese Cuisine Regional Food Culinary Map

Automating Steam Game Publishing with GitHub Actions

2025-03-24

This post details how the author automated their Steam game publishing pipeline using GitHub Actions. By simply creating a new tag, the workflow automatically compiles the 2D hide-and-seek game for Windows, macOS, Linux, and WebAssembly, creates a GitHub release, and finally deploys to Steam. The author provides a detailed walkthrough including build scripts, Steam API usage, and necessary configurations such as generating Steam keys and setting up GitHub Actions variables. This is a great example of leveraging automation to streamline the game release process and is highly valuable for indie game developers.

(nullonerror.org)

Game

The Rise of ESM-Only: Is the JavaScript Ecosystem Ready?

2025-03-24

The Rise of ESM-Only: Is the JavaScript Ecosystem Ready?

This post explores the current state of ESM (ECMAScript Module) adoption in the JavaScript ecosystem and argues for a transition to ESM-only packages. The author revisits a previous post advocating for dual CJS/ESM formats and explains the shift towards ESM-only. The rise of modern build tools like Vite and frameworks like Nuxt and SvelteKit has made ESM the dominant module system. Node.js's support for `require()`ing ESM modules further removes interoperability hurdles. While dual CJS/ESM packages served as a transition mechanism, they introduce significant maintenance overhead and interop issues. The author recommends ESM-only for new projects and provides guidance for different project types (browser, CLI). A new tool, Node Modules Inspector, is introduced to help analyze ESM adoption in project dependencies.

(antfu.me)

Development JavaScript Modules

Formal Verification of ML Models in Lean 4

2025-03-23

Formal Verification of ML Models in Lean 4

The `formal_verif_ml` project offers a Lean 4 framework for formally verifying properties (robustness, fairness, interpretability) of machine learning models. It includes a Lean library, model translator, web interface, and CI/CD pipeline, supporting various model types. An interactive web portal lets users upload models, view generated Lean code, trigger proof compilation, and visualize the architecture.

(github.com)

AI

CUDA at 18: Nvidia's Secret Sauce and AI Dominance

2025-03-24

CUDA at 18: Nvidia's Secret Sauce and AI Dominance

Nvidia's CUDA platform, celebrating its 18th anniversary, is far more than a programming language or API; it's the core of Nvidia's software ecosystem, powering numerous "embarrassingly parallel" computing tasks from AI to cryptocurrency mining. CUDA's success stems from Nvidia's consistent long-term investment and steady updates, a stark contrast to competitors like AMD. The success of AlexNet highlighted CUDA's early influence in deep learning, and today, it's the de facto standard in AI, forming a strong competitive moat for Nvidia.

(thechipletter.substack.com)

AI

beeFormer: Bridging the Semantic and Interaction Gap in Recommender Systems

2025-03-24

beeFormer: Bridging the Semantic and Interaction Gap in Recommender Systems

The beeFormer project introduces a novel approach to recommender systems designed to tackle the cold-start problem. It leverages language models to learn user behavior patterns from interaction data and transfer this knowledge to unseen items. Unlike traditional content-based filtering which relies on item attributes, beeFormer learns user interaction patterns to better recommend items aligned with user interests, even with no prior interaction data. Experiments demonstrate significant performance improvements. The project provides detailed training steps and pre-trained models, supporting datasets such as MovieLens, GoodBooks, and Amazon Books.

(github.com)

AI Recommender Systems Cold-Start Language Models

Saying Goodbye to `podman generate systemd`: Quadlet Simplifies Podman Container Systemd Management

2025-03-24

This blog post introduces Quadlet, a superior method for managing Podman containers as systemd services, replacing the deprecated `podman generate systemd` command. Quadlet uses concise `.container` files for configuration, offering features like automatic updates, dependency management, and automatic restart after server reboots. It's presented as a more flexible, powerful, and maintainable alternative to the previous shell scripting approach. The author provides a detailed comparison of both methods, highlighting Quadlet's advantages, including single configuration files, full systemd feature utilization, and simpler dependency management. The post also mentions `podman auto-update` and the `podlet` migration tool.

(mo8it.com)

Development

Revisiting 'The Mother of All Demos': Doug Engelbart and his 5-Key Keyset

2025-03-23

Revisiting 'The Mother of All Demos': Doug Engelbart and his 5-Key Keyset

This article recounts Douglas Engelbart's groundbreaking 1968 computer demonstration, "The Mother of All Demos." It revisits the innovative technologies showcased, like the mouse and hypertext, but also delves into the lesser-known 5-key keyset and the author's experience interfacing it with a modern USB connection. Furthermore, the article clarifies the origin of the name, revealing it wasn't initially associated with Engelbart's demo but later adopted. A blend of technical details and historical narrative, the article offers a fascinating look at technological history and personal exploration.

(www.righto.com)

Tech Engelbart

Cool, but Obscure X11 Tools: A Retrospect of Unix Utilities

2025-03-24

This article presents a curated collection of lesser-known yet fascinating tools for the X Window System. From a 3D rendition of Pong to Free42, an HP calculator emulator, and from the filesystem visualizer FSV2 to XLennart, a modern twist on the classic XBill game, this compilation offers a nostalgic journey through Unix utilities. Installation instructions, GitHub links, and even compilation guides are provided for each tool. Whether you're a nostalgic programmer or an X11 enthusiast, this article is a worthwhile read.

(cyber.dabamos.de)

Development Unix tools

Bird Flu Pandemic? Seasonal Flu Immunity May Offer Some Protection

2025-03-24

Bird Flu Pandemic? Seasonal Flu Immunity May Offer Some Protection

While bird flu has ravaged the animal kingdom, human cases remain relatively low. However, scientists fear a potential pandemic if the virus mutates. New research suggests that immunity from seasonal flu might offer some protection against H5N1 bird flu. Studies using animal models and blood tests indicate that prior exposure to seasonal flu could lessen the severity of bird flu. This is due to shared traits between the viruses. However, this protection is not absolute and varies depending on individual immunity and other factors. While offering a glimmer of hope, scientists stress the need for continued research and vaccination efforts to prepare for a potential pandemic.

(www.npr.org)

Tech bird flu immunity seasonal flu

Low-Tech Magazine's Compressed Book Edition: A Sustainable Publishing Experiment

2025-03-23

Low-Tech Magazine's Compressed Book Edition: A Sustainable Publishing Experiment

Low-tech Magazine, known for its low-energy website, has released a 'compressed' edition of its book series. This single volume condenses three previous books, reducing paper consumption and carbon emissions by nearly two-thirds through smaller fonts, images, and a two-column layout. The article compares the environmental impact of online and print reading, revealing that while the website's server footprint is low, reader device energy use is significant. The compressed edition lowers costs and tree usage, though recycled paper is explored as an ideal but practically limited solution. Ultimately, content compression, rather than paper choice alone, offers the greatest resource reduction.

(solar.lowtechmagazine.com)

Misc sustainable publishing

Signal's Rise in the Netherlands: Universities Ditch WhatsApp Over Privacy Concerns

2025-03-23

Signal's Rise in the Netherlands: Universities Ditch WhatsApp Over Privacy Concerns

Signal messaging app is rapidly gaining popularity in the Netherlands, particularly among universities, driven by growing concerns over WhatsApp's data privacy practices and the spread of misinformation. Institutions like Utrecht University of Applied Sciences are recommending or considering switching to Signal due to its non-profit nature, open-source code, and strong privacy focus. The National Student Union also voiced privacy concerns, advocating for Signal or other open-source alternatives. This follows previous security concerns in higher education, with TikTok previously facing bans due to espionage risks.

(dub.uu.nl)

Tech

AMD RDNA 4: Out-of-Order Memory Accesses and the Elimination of False Dependencies

2025-03-23

AMD RDNA 4: Out-of-Order Memory Accesses and the Elimination of False Dependencies

AMD's RDNA 4 architecture introduces significant memory subsystem enhancements, notably addressing false dependencies between wavefronts present in RDNA 3 and earlier architectures. Previously, one wavefront could be stalled by another's memory accesses, impacting performance. RDNA 4 resolves this by implementing new out-of-order queues, allowing requests from different shaders to be serviced out of order. This article details testing that verifies this improvement and compares AMD, Intel, and Nvidia GPU architectures in handling cross-wave memory dependencies. While not entirely novel, RDNA 4's improvements significantly enhance performance, particularly in emerging workloads like ray tracing.

(chipsandcheese.com)

Hardware GPU architecture memory subsystem

LangManus: An Open-Source AI Automation Framework for Multi-Agent Collaboration

2025-03-23

LangManus: An Open-Source AI Automation Framework for Multi-Agent Collaboration

LangManus is a community-driven open-source AI automation framework that integrates language models with tools for web search, crawling, and Python code execution. Developed by former colleagues in their spare time, this project aims to explore multi-agent and deep research, participating in the GAIA leaderboard. LangManus employs a hierarchical multi-agent system with roles such as Coordinator, Planner, Supervisor, Researcher, Coder, Browser, and Reporter, supporting various LLM integrations including Qwen and OpenAI-compatible models. The project is open-sourced under the MIT license and welcomes community contributions.

(github.com)

AI AI automation multi-agent system

VMware's Aggressive Licensing Changes Spark Exodus of SMBs

2025-03-24

VMware's Aggressive Licensing Changes Spark Exodus of SMBs

VMware's new licensing policy, mandating a minimum purchase of 72 CPU cores for renewals and new licenses, has angered small and medium-sized businesses (SMBs). This forces even companies needing far fewer cores to overspend, coupled with a 20% penalty for late renewals. This move is seen as VMware abandoning loyal customers in favor of large enterprises. As a result, many IT admins and infrastructure managers are migrating to open-source alternatives like Proxmox, seeking more flexible and cost-effective virtualization. VMware's strategy shift may have profound long-term consequences.

(systemadministration.net)

Tech Licensing Open-Source Alternatives

Compute Wins: The New Paradigm in AI Development

2025-03-23

This article explores a new trend in AI development: the supremacy of compute. The author uses personal experiences and analogies to illustrate that over-engineered AI systems are like meticulously cared-for plants that struggle to adapt to changing environments, while large-scale compute-based AI systems, like naturally growing plants, can learn and adapt autonomously. By comparing rule-based, limited-compute, and scale-out approaches to building customer service automation systems, the author demonstrates the superiority of the scale-out solution. The rise of Reinforcement Learning (RL) further confirms this trend, as it explores multiple solutions through massive computation, ultimately achieving results that surpass human design. In the future, the role of AI engineers will shift from crafting perfect algorithms to building systems that can effectively leverage massive computational resources.

(ankitmaloo.com)

AI Compute

The Truth About Anger: Beyond Retribution, Towards Cooperation

2025-03-22

The Truth About Anger: Beyond Retribution, Towards Cooperation

This essay explores the nature and destructiveness of anger. Starting with Aristotle's definition, the author argues that anger stems from significant damage to something one cares about, coupled with a desire for retribution. However, this desire for payback is deemed irrational, as it fails to restore what was lost. Retribution only makes sense when anger focuses on status rather than justice, a narrow and self-centered perspective. The author advocates a 'transition' from retribution to focusing on the future, resolving issues through cooperation and reason. Nelson Mandela's life serves as a powerful example of this transition's importance in both personal and political life.

(aeon.co)

Misc retribution cooperation

YC-Backed Real Estate Startup Hiring TypeScript Engineer

2025-03-23

YC-Backed Real Estate Startup Hiring TypeScript Engineer

A YC-backed (S24) startup is seeking a TypeScript engineer to join their team disrupting the real estate industry. They're building a cutting-edge AI platform automating real estate agent workflows, including messaging, deal management, and customer interaction. The role offers a $100k-$150k salary and 0.5%-2.5% equity. Candidates should have experience using AI to ship code quickly, delivering consumer-facing features, and a solid understanding of existing AI models.

(www.workatastartup.com)

Development Real Estate Tech

iNaturalist Project Update: 7000+ Observations and Growing!

2025-03-23

After a two and a half year hiatus, an iNaturalist project focused on collecting the first ever photographs of each species has released a journal update. The project boasts over 7,000 observations and 2,000 members. The update reiterates the project rules: 1. Observations must be the first photos of that species ever taken anywhere; 2. Photos must be of a living organism; 3. Sexually dimorphic species or species with distinct life stages are eligible. The project thrives on user contributions and thanks numerous contributors, especially highlighting @borisb's significant contributions to beetle identification and advocacy for the project.

(www.inaturalist.org)

Misc species records

Outperforming std::deque: Introducing the Shift-To-Middle Array

2025-03-23

Outperforming std::deque: Introducing the Shift-To-Middle Array

The Shift-To-Middle Array is a dynamic array designed to outperform std::deque, std::vector, and linked lists in insertion and deletion at both ends. It achieves this by using contiguous memory, improving cache locality, and supporting SIMD and parallel optimizations. Benchmarks show significant performance gains, especially on multi-core CPUs and hardware with SIMD instruction sets. The project is open-source, with full API documentation and benchmark reports available. Contributions are welcome!

(github.com)

Development dynamic array

Multiple Critical Vulnerabilities in Pagure Lead to Remote Code Execution

2025-03-23

Multiple Critical Vulnerabilities in Pagure Lead to Remote Code Execution

Security researchers discovered multiple critical vulnerabilities in Pagure, the software forge used by Fedora, allowing for remote code execution (RCE). One vulnerability stemmed from an argument injection in the PagureRepo.log() function, enabling attackers to write to arbitrary files and execute arbitrary code. Other flaws included path traversal and improper handling of symbolic links. These vulnerabilities could be exploited to modify Fedora package specification files, potentially introducing malicious code. Attackers could even gain complete control of the Pagure server by overwriting the `/srv/git/.bashrc` file. Fedora has migrated to Forgejo to address this, but the vulnerabilities highlight critical issues in open-source software supply chain security.

(fenrisk.com)

Development

Six Months In: My Year-Long Project on Building Friendships

2025-03-23

Six Months In: My Year-Long Project on Building Friendships

This post summarizes the author's sixth month of a year-long project focused on building and maintaining friendships. Key takeaways from eight books on the subject include: strong friendships improve health, even weak ties are valuable for opportunities, building friendships requires significant time investment, genuine interest is more effective than self-promotion, and declining social capital poses risks. The author found the topic far more complex than anticipated and will share personal reflections next week.

(www.scotthyoung.com)

Misc social skills

Germany Updates US Travel Advice After Citizens' Detainment

2025-03-21

Germany Updates US Travel Advice After Citizens' Detainment

The German foreign ministry updated its travel advice for the US after three German citizens were denied entry and detained. The updated advice warns that even with an ESTA, entry isn't guaranteed, and minor visa overstays or false information can lead to arrest and deportation. While the ministry insists it's not a travel warning, the cases – including a US green card holder who was subjected to harsh interrogation and detention – highlight potential risks. One detainee, a tattoo artist, was held for over six weeks and allegedly placed in solitary confinement. The incidents serve as a cautionary tale for German travelers to the US, emphasizing the importance of accurate information and adherence to visa regulations.

(www.euronews.com)

Tech US entry travel advice visa

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