patterns▌

Patterns for building shared UI across Android, iOS, Desktop, and Web using Compose Multiplatform and Jetpack Compose. Covers state management, navigation, theming, and performance.

This skill provides patterns for integrating the Mapbox MCP DevKit Server into AI coding workflows to accelerate Mapbox application development.

$22

Comprehensive guide to asyncio, concurrent patterns, and async/await for building high-performance, non-blocking Python applications. \n \n Covers core concepts (event loops, coroutines, tasks, futures) and 10+ fundamental and advanced patterns including concurrent execution, error handling, timeouts, context managers, and producer-consumer workflows \n Includes real-world examples for web scraping with aiohttp, async database operations, and WebSocket servers \n Provides performance best practi

Comprehensive error handling patterns across Python, TypeScript, Rust, and Go with language-specific implementations. \n \n Covers error philosophies (exceptions vs Result types), error categories (recoverable vs unrecoverable), and language-specific patterns including custom exception hierarchies, Result types, and async error handling \n Includes three universal patterns: circuit breaker for preventing cascading failures, error aggregation for collecting multiple errors, and graceful degradati

Comprehensive guidance for writing production-ready Bash scripts using defensive programming techniques, error handling, and safety best practices to prevent common pitfalls and ensure reliability.

PostgreSQL best practices for indexing, schema design, query optimization, and security. \n \n Covers six index types with specific use cases: B-tree for equality/range queries, composite for multi-column filters, GIN for JSONB and full-text search, and BRIN for time-series data \n Includes data type guidance (bigint for IDs, text over varchar, timestamptz for timestamps, numeric for money) and anti-pattern detection queries for unindexed foreign keys and slow queries \n Provides ready-to-use SQ

Structured patterns and templates for seamless on-call shift handoffs with full context transfer. \n \n Provides shift handoff document template covering active incidents, ongoing investigations, recent changes, known issues, and upcoming events \n Includes recommended 30-minute overlap timing with split responsibilities for outgoing and incoming engineers \n Offers quick async handoff template for rapid transitions and mid-incident handoff template for continuity during active incidents \n Feat

React and Next.js patterns for component composition, state management, performance optimization, and accessible UI. \n \n Covers component patterns including composition, compound components, and render props for flexible, reusable UI architecture \n Provides custom hooks for state management, async data fetching, debouncing, and form handling with validation \n Includes performance techniques: memoization, code splitting with lazy loading, and virtualization for large lists \n Demonstrates err

High-performance game development with Unity's data-oriented Entity Component System, Jobs, and Burst Compiler. \n \n Covers core ECS patterns including components, systems, entities, and archetypes, with practical examples for movement, spawning, damage, and inventory management \n Demonstrates both simple foreach queries and explicit job scheduling with IJobEntity and IJobChunk for fine-grained parallelization control \n Includes baking workflows to convert GameObjects to entities, singleton m