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Stop throwing everywhere - handle errors as values using Either and TaskEither for cleaner, more predictable code
Quick reference for Option type. Use when user needs to handle nullable values, optional data, or wants to avoid null checks.
Quick reference for pipe and flow. Use when user needs to chain functions, compose operations, or build data pipelines in fp-ts.
A practical, jargon-free guide to functional programming - the 80/20 approach that gets results without the academic overhead
Practical patterns for using fp-ts with React - hooks, state, forms, data fetching. Works with React 18/19, Next.js 14/15.
Comprehensive guide for refactoring imperative TypeScript code to fp-ts functional patterns
Quick reference for TaskEither. Use when user needs async error handling, API calls, or Promise-based operations that can fail.
Orchestrate a comprehensive legacy system modernization using the strangler fig pattern, enabling gradual replacement of outdated components while maintaining continuous business operations through ex
Apple Human Interface Guidelines for content display components.
Check for .claude/apple-design-context.md before asking questions. Use existing context and only ask for information not already covered.
Apple HIG guidance for presentation components including alerts, action sheets, popovers, sheets, and digit entry views.
Apple Human Interface Guidelines for layout and navigation components.
Check for .claude/apple-design-context.md before asking questions. Use existing context and only ask for information not already covered.
Apple HIG guidance for status and progress UI components including progress indicators, status bars, and activity rings.
Apple HIG guidance for system experience components: widgets, live activities, notifications, complications, home screen quick actions, top shelf, watch faces, app clips, and app shortcuts.
Apple Human Interface Guidelines design foundations.
Check for .claude/apple-design-context.md before asking questions. Use existing context and only ask for information not already covered.
Apple Human Interface Guidelines interaction and UX patterns.
Apple Human Interface Guidelines for platform-specific design.
Create or update a shared Apple design context document that other HIG skills use to tailor guidance.
33+ essential JavaScript concepts every developer should know, inspired by [33-js-concepts](https://github.com/leonardomso/33-js-concepts).
Provide production-ready shell script templates for common Linux system administration tasks including backups, monitoring, user management, log analysis, and automation. These scripts serve as building blocks for security operations and penetration testing environments.
CRITICAL: Use for Makepad getting started and app structure. Triggers on: makepad, makepad getting started, makepad tutorial, live_design!, app_main!, makepad project setup, makepad hello world, "how to create makepad app", makepad 入门, 创建 makepad 应用, makepad 教程, makepad 项目结构
CRITICAL: Use for Makepad cross-platform support. Triggers on: makepad platform, makepad os, makepad macos, makepad windows, makepad linux, makepad android, makepad ios, makepad web, makepad wasm, makepad metal, makepad d3d11, makepad opengl, makepad webgl, OsType, CxOs, makepad 跨平台, makepad 平台支持