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javascript-mastery

Comprehensive JavaScript reference covering 33+ essential concepts every developer should know. From fundamentals like primitives and closures to advanced patterns like async/await and functional programming. Use when explaining JS concept

  • Skills
  • Development
  • 73

What it does and how to use it

A skill that teaches Claude Code to do development tasks well. It is packaged knowledge the model uses whenever it is relevant.

  1. Install the skill (command above).
  2. In Claude Code, describe what you need - the skill turns on by itself when the context fits.
  3. No commands to memorize: you talk in plain language and the skill does the rest.

Install (Claude Code)

mkdir -p .claude/skills/javascript-mastery && curl -fsSL https://doutorai.pt/data/lib/skills__javascript-mastery.md -o .claude/skills/javascript-mastery/SKILL.md

Paste this command into the terminal, in your project folder, and the component installs automatically.

Content

---
name: javascript-mastery
description: "Comprehensive JavaScript reference covering 33+ essential concepts every developer should know. From fundamentals like primitives and closures to advanced patterns like async/await and functional programming. Use when explaining JS concepts, debugging JavaScript issues, or teaching JavaScript fundamentals."
---

# 🧠 JavaScript Mastery

> 33+ essential JavaScript concepts every developer should know, inspired by [33-js-concepts](https://github.com/leonardomso/33-js-concepts).

## When to Use This Skill

Use this skill when:

- Explaining JavaScript con

- 🔒 Full content on the Pro plan (€7.99/month) -

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