m12-lifecycle

Manage C++ resource lifetimes with RAII wrappers and the Rule of Five.

14|3|Updated Jan 25, 2026

Search Tags:#lifecycle #cpp #raii #destructors #resource-management #rule-of-five

Ready to run

npx skills add https://github.com/13eholder/Modern-Cpp-Skills --skill m12-lifecycle-13eholder

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: m12-lifecycle
Source: https://github.com/13eholder/Modern-Cpp-Skills/tree/main/m12-lifecycle
Command: npx skills add https://github.com/13eholder/Modern-Cpp-Skills --skill m12-lifecycle-13eholder

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

C++ resource lifetimes are error prone without proper structuring; this skill teaches RAII, destructors, and safe initialization order to prevent leaks and use-after-free.

Core Features & Use Cases

RAII wrappers and scope guards to ensure deterministic cleanup of resources.
Guidance on Rule of Five to implement correct copy/move semantics and destructor behavior.
Design questions and patterns to diagnose leaks, static initialization order issues, and lifetime hazards.

Quick Start

Apply RAII wrappers and the Rule of Five to manage resource lifetimes reliably across your C++ projects.

Frequently Asked Questions about m12-lifecycle

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

FAQPage Schema

How do I prevent memory leaks in C++ using RAII?▼

RAII prevents memory leaks by binding resource lifetimes to object scopes, ensuring deterministic cleanup through destructors. This Skill provides patterns for RAII wrappers and scope guards to manage heap allocations and function scopes safely.

What is the Rule of Five in C++ and when do I need it?▼

The Rule of Five defines correct copy/move semantics by implementing destructor, copy constructor, copy assignment, move constructor, and move assignment. You need it when managing resources to ensure safe destruction and prevent use-after-free.

How do I implement safe destructor behavior for C++ resource management?▼

Safe destructor behavior requires structured lifecycle reasoning to release resources deterministically. This Skill guides applying RAII wrappers and scope guards to ensure reliable resource release across heap allocations and function scopes.

Why does static initialization order cause lifetime hazards in C++?▼

Static initialization order causes lifetime hazards because non-local static objects initialize across translation units unpredictably. This Skill offers design questions and patterns to diagnose static initialization order issues and prevent resource leaks.

What is the best way to handle copy and move semantics for C++ resource lifetimes?▼

Handling copy and move semantics requires applying the Rule of Five to implement correct destructor behavior. This Skill teaches structured lifecycle reasoning to ensure deterministic destruction and safe transfer of resource ownership.

Can I use RAII wrappers for deterministic cleanup across static initialization scopes?▼

RAII wrappers support deterministic cleanup across function scopes and static initialization. This Skill satisfies requirements for deterministic destruction, addressing reliable resource release and structured lifecycle reasoning.