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🔥 Full Beginner Tutorial: Create Your Own Chatbot Using ChatGPT API Key 🟩 Introduction In this tutorial, you will learn how to create your own AI chatbot using the ChatGPT API . This is perfect for: ✔ Websites ✔ Blogger blogs ✔ Personal projects ✔ Portfolio projects We will create a chatbot that: Sends user messages to the ChatGPT API Gets responses Displays chat bubbles Works on any device Uses your OpenAI API key 🟦 How the Chatbot Works (Explained in Simple Words) 1. HTML Structure This creates: A chat screen A message input box A send button 2. CSS Styling This gives the chatbot: Clean look Chat bubbles Responsive UI 3. JavaScript This is the real brain: Detect user’s message Send it to ChatGPT API Wait for reply Show reply on screen We use fetch() to call: https://api.openai.com/v1/chat/completions with your API key. 🟥 Very Important Replace: YOUR_API_KEY_HERE with your real ChatGPT API key. ...

Create a Mini YouTube-Style Website (Beginner Tutorial) In this tutorial, you will learn how to create a small but beautiful website that works like a mini YouTube player. The special thing about this website is: Users can choose videos from their mobile Video plays inside your website No upload to server (full privacy + no hosting cost) This tutorial is perfect for beginners because I will explain everything step-by-step: HTML → CSS → JavaScript → How the code works. 🔧 How This Website Works We create: An input button to select video A video player to play the selected video JavaScript that turns the selected file into a temporary video URL This is possible using: URL.createObjectURL() It allows the browser to play files stored on the user’s phone. 📘 Beginner-Friendly Code Explanation 1. HTML Structure The HTML contains: Title Container box Upload button Video player 2. CSS Styling We style the page to look clean and modern: Ro...

ZeroToDev — In-Post Website Demo & Playground Purpose: This demo is for learning and experimenting only . It shows a small multi-page website (Home, About, Services, Contact) running inside a single Blogger post (SPA). Do not use this as-is for real deployment — it’s intentionally simplified for teaching. How to use: edit HTML / CSS / JS panels below, click Run , then preview or download the bundle. Use Load buttons to quickly open the Home/About/Services/Contact templates. Run ▶ Clear Preview Download Bundle Open Preview in New Tab HTML (single-file SPA template) Copy HTML Load Home Load About Load Services Load Contact ZeroToDev — Demo ZeroToDev Home About Services Contact Build real proj...

100 HTML Multiple-Choice Questions (MCQs) — Test Your Knowledge Practice these 100 HTML MCQs to test your basics to advanced knowledge. Click Show Answer to reveal the correct option. Use this for studying, quizzes, or classroom exercises. Show All Answers Hide All Answers 1. Which tag defines the root of an HTML document? A. <body> B. <head> C. <html> D. <document> Show Answer Answer: C. <html> 2. Which tag is used to create a hyperlink? A. <link> B. <a> C. <href> D. <url> Show Answer Answer: B. <a> 3. Which attribute specifies the URL in <a> tag? A. src B. link C. href D. url Show Answer Answer: C. href 4. Which tag is used to display an image? A. <img> B. <image> C....

Top 50 JavaScript Interview Questions & Answers (Beginner to Advanced) Whether you're preparing for a web development job or improving your JS skills, these 50 JavaScript interview questions will help you master the important concepts. 1. What is JavaScript? JavaScript is a high-level programming language used to make web pages interactive. 2. How do you print output in JavaScript? Copy Run document.write("Hello World!"); console.log("Printed successfully"); 3. What are variables? Variables store data. JS has var , let , and const . Copy Run let name = "Alex"; const age = 21; document.write(name + " - " + age); 4. Difference between let and var? var → function scoped let → block scoped (recommended) 5. What are data types in JavaScript? String Number Boolean Undefined Null Object Array 6. What is typeof? Copy Run ...