concurrency

Guide writing safe concurrent Go code with channels, mutexes, and context cancellation.

1|Updated Mar 5, 2026

Search Tags:#context #concurrency #go #channels #race condition #goroutines #mutex

Ready to run

npx skills add https://github.com/baphled/dotopencode --skill concurrency-baphled

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: concurrency
Source: https://github.com/baphled/dotopencode/tree/main/skills/concurrency
Command: npx skills add https://github.com/baphled/dotopencode --skill concurrency-baphled

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps developers write safe and efficient concurrent Go code, addressing common pitfalls like race conditions and goroutine leaks.

Core Features & Use Cases

Goroutine Management: Learn to manage goroutine lifecycles and ensure they have clear exit paths.
Channel Patterns: Implement robust communication and coordination using Go channels.
Synchronization Primitives: Understand when to use mutexes versus channels for state management.
Context Propagation: Integrate context.Context for cancellation and timeouts.
Race Condition Prevention: Utilize the race detector and best practices to avoid concurrency bugs.
Use Case: When building a high-throughput web service in Go, use this Skill to design worker pools that efficiently process incoming requests without introducing deadlocks or memory leaks.

Quick Start

Use the concurrency skill to implement a worker pool pattern for processing a list of jobs in Go.

Frequently Asked Questions about concurrency

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I prevent race conditions in Go concurrent code?▼

Prevent race conditions in Go by running tests with the `-race` flag and sharing memory by communicating through channels. This Skill guides you in utilizing the race detector and applying best practices to avoid concurrency bugs.

What is the best way to manage goroutine lifecycles and prevent leaks in Go?▼

Manage goroutine lifecycles and prevent leaks by ensuring clear exit paths and using context for cancellation. This Skill helps you design safe concurrent architectures where goroutines shut down gracefully.

When should I use mutexes versus channels for state management in Go?▼

Use mutexes for protecting shared state and channels for coordination and communication. This Skill helps you understand synchronization primitives, emphasizing the Go best practice of sharing memory by communicating.

How do I implement a worker pool pattern in Go to process jobs concurrently?▼

Implement a worker pool in Go by using channel patterns to coordinate job distribution and sync primitives for state. This Skill provides guidance on designing robust concurrent architectures for high-throughput processing.

How does context propagation work for cancellation in concurrent Go programs?▼

Context propagation works by passing context.Context through goroutines to manage timeouts and cancellation. This Skill guides you in integrating context to ensure concurrent operations stop cleanly when needed.