About me ◽️ 🎬 Udemy Instructor ◽️ 👨🏻‍💻 Front-End Engineer (10+ years) ◽️ 🎯 Mentor for Developers

React Beginner Mistakes

This repository contains the Source Code for the React Beginner Mistakes" from 🧑🏻‍💻 React Crash Course: From Zero to Hero course.

My Other Courses

Front-End Courses

🧑🏻‍💻 React Crash Course: From Zero to Hero
🤖 React.js AI Chatbot App with ChatGPT, Gemini AI and DeepSeek

AI & Vibe Coding Courses

💬 ChatGPT for Developers: AI Coding Crash Course
👣 OpenAI AgentKit: Build AI Agents & Automate Workflows
😈 GitHub Copilot for Beginners: AI Coding Crash Course
👻 Cursor AI for Beginners: AI Coding Crash Course
🏄🏻‍♂️ Windsurf for Beginners: AI Coding Crash Course
❤️ Lovable AI: Complete Guide for Vibe Coding

Full-Stack Courses

👓 Next.js Crash Course: Build a Full-Stack App in a Weekend
🧩 Node.js Crash Course: Build a REST API in a Weekend

Open project in the VS code (code editor)

Open the archive on your computer, open VS code (code editor) and cick "File" -> "Open Folder" -> Choose project folder => "Open".

Start application

1. Install dependencies

Run the npm install command to install all the libraries needed to run the application.

2. Run application

Run the npm run dev command in terminal to start the application. Open http://localhost:5173 to view it in your browser (or use PORT you provided in .env file. The page will reload when you make changes.