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react-effect-decision

Guide React developers to minimize direct useEffect usage with safer patterns.

9|3|Updated Nov 28, 2025
Search Tags:#react#hooks#best-practices#component-design#useeffect#state-derivation
One-click install
npx skills add https://github.com/get-convex/components-submissions-directory --skill react-effect-decision-get-convex
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: react-effect-decision
Source: https://github.com/get-convex/components-submissions-directory/tree/main/.claude/skills/react-effect-decision
Command: npx skills add https://github.com/get-convex/components-submissions-directory --skill react-effect-decision-get-convex

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This guidance helps developers avoid unnecessary direct useEffect usage in React components by providing a decision framework and safer patterns.

Core Features & Use Cases

  • Derived state: compute values during render to avoid syncing state with effects.
  • Event-driven logic: place user-triggered work in handlers or separate hooks rather than in effects.
  • Safe lifecycle: use key remounts and useMemo to manage component lifecycles without pervasive useEffect.

Quick Start

Apply these rules when writing or reviewing a component to minimize direct useEffect usage.

Frequently Asked Questions about react-effect-decision

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

FAQPage Schema
How do I avoid unnecessary useEffect in React components?▼

You can replace useEffect with useMemo to manage component lifecycles by computing derived values during render, ensuring state resets align with dependency changes rather than triggering effect-based side effects.

Why should I derive state in render instead of using useEffect?▼

Event-driven logic belongs in event handlers rather than useEffect because effects run after render completes, whereas placing user-triggered work in handlers executes the logic immediately and prevents unnecessary effect dependencies.

What is the best way to reset React component state without useEffect?▼

The best way to reset component state without useEffect is using key-based remounts, where changing the key prop forces React to destroy and recreate the component, naturally resetting all internal state.

When should I actually use useEffect in React?▼

You should use useEffect in React only for one-time external setup or subscriptions that cannot be derived during render, handling tasks like integrating with external APIs or managing non-render-based side effects safely.

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