Codex Zero to Hero
Module 12: Codex for JavaScript, TypeScript, React, and Next.js
A practical module for moving from concept to safe Codex execution.
Learning Outcomes
- Explain the topic in beginner-friendly language.
- Prompt Codex with context, constraints, and done-when criteria.
- Review output safely before publishing.
Safety Note
Use branches, backups, previews, and human review. Do not deploy untested code or commit secrets.
Module progress
0/7 lessons complete – 0% complete
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Lessons
JavaScript You Need to Read AI Code
By the end, learners can explain javascript you need to read ai code, ask Codex for focused help, review the result, and decide the next safe step.
TypeScript in Plain English
By the end, learners can explain typescript in plain english, ask Codex for focused help, review the result, and decide the next safe step.
React Components and Props
By the end, learners can explain react components and props, ask Codex for focused help, review the result, and decide the next safe step.
State, Events, and Effects
By the end, learners can explain state, events, and effects, ask Codex for focused help, review the result, and decide the next safe step.
Next.js Routing and Rendering Basics
By the end, learners can explain next.js routing and rendering basics, ask Codex for focused help, review the result, and decide the next safe step.
Ask Codex to Modernize Carefully
By the end, learners can explain ask codex to modernize carefully, ask Codex for focused help, review the result, and decide the next safe step.
Module Capstone: React/Next.js Feature
By the end, learners can explain module capstone: react/next.js feature, ask Codex for focused help, review the result, and decide the next safe step.
Module Project
Create a practical artifact for codex for javascript, typescript, react, and next.js: a prompt pack, checklist, issue brief, page draft, QA report, or deployment note.
Quiz
- What context should Codex inspect first?
- What should you review before accepting changes?
- What rollback step protects the work?
Answer key
Inspect relevant files and errors, review diffs and tests, and keep a backup, branch, or preview rollback plan.
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