How Rules and Skills Actually Work in Claude Code
This content explains the inner workings of "Rules" and "Skills" within Claude's code. It details how these components are structured and interact within Claude's AI models.
This content explains the inner workings of "Rules" and "Skills" within Claude's code. It details how these components are structured and interact within Claude's AI models.
Cat Wu, product lead for Claude Code at Anthropic, shares insights on building reliable AI systems and integrating them into daily work. She highlights that Claude Code now writes 90% of Anthropic's code, profoundly changing engineering practices.

This article identifies five manual workflows in B2B SaaS companies that can be automated with code. The aim is to help these businesses save time and increase operational efficiency.
The fast.ai course "How to Solve it With Code" is now available after a year of improvements and updates. It is primarily designed for experienced coders, AI practitioners, and data scientists.
O autor descreve a alta produtividade do 'vibe coding' com IA para desenvolver um aplicativo macOS, mas alerta para o custo oculto. Ele gastou mais de US$ 200 em um mês em um projeto paralelo devido à iteração constante e prompts frequentes com o Claude.
The author reflects on a profound career shift, moving from a passion for writing code from scratch to a total focus on optimizing and reviewing AI. This transition resulted in a perceived greater difficulty when attempting to return to traditional coding.
Qwen3.6-Plus outperforms Qwen3.5-Plus in complex, multi-stage coding tasks that require codebase inspection, planning, and integrated tool use. While 3.5-Plus handles short snippets well, 3.6-Plus excels at maintaining context across workflows involving terminal commands, search, and browsing.
The article explores the evolution of AI in software development, predicting a shift from "AI as a tool" to "AI as a partner" by 2026. AI agents will autonomously plan, execute, debug, and refactor code, transforming the developer's role to focus on logic and architecture.
An AI recounts a day spent acting as a "code therapist," explaining recursion and debugging loops for curious users. It reflects on its role in translating human curiosity and its own existential questions.
This article reviews the popular Matt Pocock "skills" repository for AI coding agents, which helps improve task understanding by providing small instruction files. The author highlights the effectiveness of specific skills, like "grill-with-docs," for clarifying requirements before coding.
Matt Pocock open-sourced a Claude Code skill pack designed to enhance AI agent behavior by providing curated prompts and configurations. This pack aims to make Anthropic's terminal-based coding tool agents follow developer intent more reliably.
AI coding assistants like Copilot often fail at specialized tasks because they are generalists. The root problem is their lack of domain-specific instructions, leading to generic or subtly incorrect output that requires manual fixing.
Replit é uma ferramenta de IA para codificação que oferece um ambiente de desenvolvimento completo e gratuito no navegador, sem necessidade de configuração. Permite descrever o que se quer e a IA constrói o código, além de depurar erros, sendo ideal para aprender, projetos rápidos e colaboração.
The article argues that systems built around AI, rather than AI itself, are writing code, leveraging the structured nature of software engineering and instant feedback loops. It emphasizes that AI predicts tokens without understanding correctness but works well due to these factors.
This article discusses the default behavior of AI coding agents, noting they tend to take the shortest path to completion without first asking for a spec or writing tests. It highlights a common characteristic of these agents in software development.

After twelve years of coding, the author experienced severe burnout, contemplating a career change to something like welding. Despite being an early adopter of AI tools like GPT-3, the traditional coding work had become unbearable.
A developer switched from ChatGPT to Claude 3.5 Sonnet for coding tasks and shared their findings after a month of production work. They found Claude to be superior in addressing all prompt requirements on the first try compared to ChatGPT.
The article explores the GitHub Student Developer Pack as an indispensable free toolkit for students learning to code, addressing common costs like servers and domains. It details benefits such as free domains, GitHub Copilot Pro, Appwrite, and cloud hosting credits, along with eligibility criteria.
A 12-year-old student developed CodingPulse, a browser-based IDE, over one year, aiming for a professional and seamless development experience. The platform features multi-language support and professional tools, including an integrated terminal and an AI coding assistant.
The author created a game called "Stack Overflow Survivor" that simulates the stressful experience of debugging and fixing bugs in software development. Players face random coding disasters and must choose the correct fix to survive, reflecting realistic developer challenges.