Error handling patterns across languages and layers — operational vs programmer errors, retry strategies, circuit breakers, error boundaries, HTTP responses, graceful degradation, and structured logging. Use when designing error strategies, building resilient APIs, or reviewing error management.
Initial release — comprehensive guide to error handling patterns across languages and system layers. - Details operational vs programmer errors and how to handle each. - Provides code examples for JavaScript, Python, Go, and Rust error handling best practices. - Includes error boundaries for Express (Node.js) and React. - Describes structured error responses for HTTP APIs and recommended status codes. - Outlines retry, backoff, circuit breaker, and graceful degradation strategies.