Web Development
Learn Web Development From Scratch 0️⃣ HTML / CSS 1️⃣ JavaScript 2️⃣ React / Vue / Angular 3️⃣ Node.js / Express 4️⃣ REST API 5️⃣ SQL / NoSQL Databases 6️⃣ UI / UX Design 7️⃣ Git / GitHub Admin: @love_data
نمایش بیشتر📈 تحلیل کانال تلگرام Web Development
کانال Web Development (@webdevcoursefree) در بخش زبانی انگلیسی بازیگری فعال است. در حال حاضر جامعه شامل 78 450 مشترک است و جایگاه 1 639 را در دسته فناوری و برنامهها و رتبه 4 112 را در منطقه الهند دارد.
📊 شاخصهای مخاطب و پویایی
از زمان ایجاد در невідомо، پروژه رشد سریعی داشته و 78 450 مشترک جذب کرده است.
بر اساس آخرین دادهها در تاریخ 13 ژوئن, 2026، کانال فعالیت پایداری دارد. در ۳۰ روز گذشته تغییر اعضا برابر 580 و در ۲۴ ساعت گذشته برابر 37 بوده و همچنان دسترسی گستردهای حفظ شده است.
- وضعیت تأیید: تأیید نشده
- نرخ تعامل (ER): میانگین تعامل مخاطب 3.60% است و در ۲۴ ساعت نخست پس از انتشار، محتوا معمولاً 1.29% واکنش نسبت به کل مشترکان کسب میکند.
- دسترسی پستها: هر پست به طور میانگین 2 819 بازدید دریافت میکند. در اولین روز معمولاً 1 012 بازدید جمعآوری میشود.
- واکنشها و تعامل: مخاطبان بهطور فعال حمایت میکنند؛ میانگین واکنش به هر پست 11 است.
- علایق موضوعی: محتوا بر موضوعات کلیدی مانند html, css, javascript, github, git تمرکز دارد.
📝 توضیح و سیاست محتوایی
نویسنده این فضا را محل بیان دیدگاههای شخصی توصیف میکند:
“Learn Web Development From Scratch
0️⃣ HTML / CSS
1️⃣ JavaScript
2️⃣ React / Vue / Angular
3️⃣ Node.js / Express
4️⃣ REST API
5️⃣ SQL / NoSQL Databases
6️⃣ UI / UX Design
7️⃣ Git / GitHub
Admin: @love_data”
به لطف بهروزرسانیهای پرتکرار (آخرین داده در تاریخ 14 ژوئن, 2026)، کانال همواره بهروز و دارای دسترسی بالاست. تحلیلها نشان میدهد مخاطبان بهطور فعال با محتوا تعامل دارند و آن را به نقطه اثرگذاری مهم در دسته فناوری و برنامهها تبدیل کردهاند.
GET /users → Fetch all users
- GET /users/1 → Fetch user with ID 1
- POST /users → Add a new user
- PUT /users/1 → Update user with ID 1
- DELETE /users/1 → Delete user with ID 1
5️⃣ Data Format: JSON
Most APIs use JSON to send and receive data.
{ "id": 1, "name": "Alex" }
6️⃣ Frontend Example (Using fetch in JS)
fetch('/api/users')
.then(res => res.json())
.then(data => console.log(data));
7️⃣ Tools for Testing APIs
- Postman 📬
- Insomnia 😴
- Curl 🐚
8️⃣ Build Your Own API (Popular Tools)
- Node.js + Express ⚡
- Python (Flask / Django REST) 🐍
- FastAPI 🚀
- Spring Boot (Java) ☕
💡 Mastering REST APIs helps you build real-world full-stack apps, work with databases, and integrate 3rd-party services.
💬 Tap ❤️ for more!
#RESTAPI #WebDevelopment #Backend #API #JSON #HTTP #Frontend #Developer #Coding #Technpm init -y
npm install express
3️⃣ Basic Server Setup: 🚀
const express = require('express');
const app = express();
app.get('/', (req, res) => {
res.send('Hello Express!');
});
app.listen(3000, () => console.log('Server running on port 3000'));
4️⃣ Handling Different Routes: 🗺️
app.get('/about', (req, res) => res.send('About Page'));
app.post('/submit', (req, res) => res.send('Form submitted'));
5️⃣ Middleware: ⚙️
Functions that run before a request reaches the route handler.
app.use(express.json()); // Example: Parse JSON body
6️⃣ Route Parameters & Query Strings: ❓
app.get('/user/:id', (req, res) => {
res.send(`User ID: ${req.params.id}`); // Access route parameter
});
app.get('/search', (req, res) =>
res.send(`You searched for: ${req.query.q}`); // Access query string
);
7️⃣ Serving Static Files: 📁
app.use(express.static('public')); // Serves files from the 'public' directory
8️⃣ Sending JSON Response: 📊
app.get('/api', (req, res) => {
res.json({ message: 'Hello API' }); // Sends JSON response
});
9️⃣ Error Handling: ⚠️
app.use((err, req, res, next) => {
console.error(err.stack); // Log the error for debugging
res.status(500).send('Something broke!'); // Send a generic error response
});
🔟 Real Projects You Can Build: 📝
- RESTful APIs
- To-Do or Notes app backend
- Auth system (JWT)
- Blog backend with MongoDB
💡 Tip: Master your tools to boost efficiency and build better web apps, faster.
💬 Tap ❤️ for more!
#ExpressJS #NodeJS #WebDevelopment #Backend #API #JavaScript #Framework #Developer #Coding #TechSkillsfs, http, custom modules) 🧩
- Event Loop: Handles async operations ⏳
- Callbacks & Promises: For non-blocking code 🤝
4️⃣ Basic Server Example:
const http = require('http');
http.createServer((req, res) => {
res.writeHead(200, {'Content-Type': 'text/plain'});
res.end('Hello, Node.js!');
}).listen(3000); // Server listening on port 3000
5️⃣ npm (Node Package Manager):
Install libraries like Express, Axios, etc.
npm init
npm install express
6️⃣ Express.js (Popular Framework):
const express = require('express');
const app = express();
app.get('/', (req, res) => res.send('Hello World!'));
app.listen(3000, () => console.log('Server running on port 3000'));
7️⃣ Working with JSON & APIs:
app.use(express.json()); // Middleware to parse JSON body
app.post('/data', (req, res) => {
console.log(req.body); // Access JSON data from request body
res.send('Received!');
});
8️⃣ File System Module (fs):
const fs = require('fs');
fs.readFile('file.txt', 'utf8', (err, data) => {
if (err) throw err;
console.log(data); // Content of file.txt
});
9️⃣ Middleware in Express:
Functions that run before reaching the route handler.
app.use((req, res, next) => {
console.log('Request received at:', new Date());
next(); // Pass control to the next middleware/route handler
});
🔟 Real-World Use Cases:
- REST APIs 📊
- Real-time apps (chat, notifications) 💬
- Microservices 🏗️
- Backend for web/mobile apps 📱
💡 Tip: Once you're confident, explore MongoDB, JWT auth, and deployment with platforms like Vercel or Render.
💬 Tap ❤️ for more!app.get("/user", (req, res) => {
res.json({ name: "John" });
});
4️⃣ Database Integration
Backends store and retrieve data from databases. 🗄️
- SQL (e.g., MySQL, PostgreSQL) – structured tables
- NoSQL (e.g., MongoDB) – flexible document-based storage
5️⃣ CRUD Operations
Most apps use these 4 functions: ✅
- Create – add data ➕
- Read – fetch data 📖
- Update – modify data ✏️
- Delete – remove data 🗑️
6️⃣ REST vs GraphQL
- REST: Traditional API style (uses endpoints like /users, /products) 🛣️
- GraphQL: Query-based, more flexible 🎣
7️⃣ Authentication & Authorization
- Authentication: Verifying user identity (e.g., login) 🆔
- Authorization: What user is allowed to do (e.g., admin rights) 🔑
8️⃣ Environment Variables (.env)
Used to store secrets like API keys, DB credentials securely. 🔒
9️⃣ Server & Hosting Tools
- Local Server: Express, Flask 🏡
- Hosting: Vercel, Render, Railway, Heroku 🚀
- Cloud: AWS, GCP, Azure ☁️
🔟 Frameworks to Learn:
- Node.js + Express (JavaScript) ⚡
- Django / Flask (Python) 🐍
- Spring Boot (Java) ☕
---
💬 Tap ❤️ for more!
#Backend #WebDevelopment #Developer #API #Database #Coding #Tech #Programminggit remote add origin https://github.com/user/repo.git
git push -u origin main
4️⃣ Push Code to GitHub
git add .
git commit -m "Initial commit"
git push
5️⃣ Clone a Repository
git clone https://github.com/user/repo.git` 👯
6️⃣ Pull Changes from GitHub
git pull origin main` 🔄
7️⃣ Fork & Contribute to Other Projects
- Click Fork to copy someone’s repo 🍴
- Clone your fork → Make changes → Push
- Submit a Pull Request to original repo 📬
8️⃣ GitHub Features
- Issues – Report bugs or request features 🐛
- Pull Requests – Propose code changes 💡
- Actions – Automate testing and deployment ⚙️
- Pages – Host websites directly from repo 🌐
9️⃣ GitHub Projects & Discussions
Organize tasks (like Trello) and collaborate with team members directly. 📊🗣️
🔟 Tips for Beginners
- Keep your README clear 📝
- Use .gitignore to skip unwanted files 🚫
- Star useful repos ⭐
- Showcase your work on your GitHub profile 😎
💡 GitHub = Your Developer Portfolio. Keep it clean and active.
💬 Tap ❤️ for more!git --version # Check if Git is installed
git config --global user.name "Your Name"
git config --global user.email "you@example.com"
3️⃣ Initialize a Repository
git init # Start a new local Git repo 🚀
4️⃣ Basic Workflow
git add . # Stage all changes ➕
git commit -m "Message" # Save a snapshot 💾
git push # Push to remote (like GitHub) ☁️
5️⃣ Check Status & History
git status # See current changes 🚦
git log # View commit history 📜
6️⃣ Clone a Repo
git clone https://github.com/username/repo.git 👯
7️⃣ Branching
git branch feature-x # Create a branch 🌳
git checkout feature-x # Switch to it ↔️
git merge feature-x # Merge with main branch 🤝
8️⃣ Undo Mistakes ↩️
git checkout -- file.txt # Discard changes
git reset HEAD~1 # Undo last commit (local)
git revert <commit_id> # Revert commit (safe)
9️⃣ Working with GitHub
– Create repo on GitHub ✨
– Link local repo:
git remote add origin <repo_url>
git push -u origin main
🔟 Git Best Practices
– Commit often with clear messages ✅
– Use branches for features/bugs 💡
– Pull before push 🔄
– Never commit sensitive data 🔒
💡 Tip: Use GitHub Desktop or VS Code Git UI if CLI feels hard at first.
💬 Tap ❤️ for more!function outer() {
let count = 0;
return function inner() {
count++;
console.log(count);
};
}
const counter = outer();
counter(); // 1
counter(); // 2
2️⃣ Promises & Async/Await
Promises handle async operations; async/await makes them read like sync code. Essential for APIs, timers, and non-blocking I/O.
// Promise chain
fetch(url).then(res => res.json()).then(data => console.log(data)).catch(err => console.error(err));
// Async/Await (cleaner)
async function getData() {
try {
const res = await fetch(url);
const data = await res.json();
console.log(data);
} catch (err) {
console.error(err);
}
}
3️⃣ Hoisting
Declarations (var, function) are moved to the top of their scope during compilation, but initializations stay put. let/const are block-hoisted but in a "temporal dead zone."
console.log(x); // undefined (hoisted, but not initialized)
var x = 5;
console.log(y); // ReferenceError (temporal dead zone)
let y = 10;
4️⃣ The Event Loop
JS is single-threaded; the event loop processes the call stack, then microtasks (Promises), then macrotasks (setTimeout). Explains why async code doesn't block.
5️⃣ this Keyword
Dynamic binding: refers to the object calling the method. Changes with call site, new, or explicit binding.
const obj = {
name: "Sam",
greet() {
console.log(`Hi, I'm ${this.name}`);
},
};
obj.greet(); // "Hi, I'm Sam"
// In arrow function, this is lexical
const arrowGreet = () => console.log(this.name); // undefined in global
6️⃣ Spread & Rest Operators
Spread (...) expands iterables; rest collects arguments into arrays.
const nums = [1, 2, 3];
const more = [...nums, 4]; // [1, 2, 3, 4]
function sum(...args) {
return args.reduce((a, b) => a + b, 0);
}
sum(1, 2, 3); // 6
7️⃣ Destructuring
Extract values from arrays/objects into variables.
const person = { name: "John", age: 30 };
const { name, age } = person; // name = "John", age = 30
const arr = [1, 2, 3];
const [first, second] = arr; // first = 1, second = 2
8️⃣ Call, Apply, Bind
Explicitly set 'this' context. Call/apply invoke immediately; bind returns a new function.
function greet() {
console.log(`Hi, I'm ${this.name}`);
}
greet.call({ name: "Tom" }); // "Hi, I'm Tom"
const boundGreet = greet.bind({ name: "Alice" });
boundGreet(); // "Hi, I'm Alice"
9️⃣ IIFE (Immediately Invoked Function Expression)
Self-executing function to create private scope, avoiding globals.
(function() {
console.log("Runs immediately");
let privateVar = "hidden";
})();
🔟 Modules (import/export)
ES6 modules for code organization and dependency management.
// math.js
export const add = (a, b) => a + b;
export default function multiply(a, b) { return a * b; }
// main.js
import multiply, { add } from './math.js';
console.log(add(2, 3)); // 5
💡 Practice these in a Node.js REPL or browser console to see how they interact.
💬 Tap ❤️ if you're learning something new!let for reassignable variables, const for constants (avoid var due to scoping issues).
let name = "Alex";
const age = 25;
Data Types: string, number, boolean, object, array, null, undefined.
2️⃣ Functions
Reusable blocks of code.
function greet(user) {
return `Hello, ${user}`;
}
Or use arrow functions for concise syntax:
const greet = (user) => `Hello, ${user}`;
3️⃣ Conditionals
if (age > 18) {
console.log("Adult");
} else {
console.log("Minor");
}
4️⃣ Loops
for (let i = 0; i < 5; i++) {
console.log(i);
}
5️⃣ Arrays & Objects
let fruits = ["apple", "banana"];
let person = { name: "John", age: 30 };
6️⃣ DOM Manipulation
document.getElementById("demo").textContent = "Updated!";
7️⃣ Event Listeners
button.addEventListener("click", () => alert("Clicked!"));
8️⃣ Fetch API (Async)
fetch("https://api.example.com").then(res => res.json()).then(data => console.log(data));
9️⃣ ES6 Features
⦁ let, const
⦁ Arrow functions
⦁ Template literals: Hello ${name}
⦁ Destructuring: const { name } = person;
⦁ Spread/rest operators: ...fruits
💡 Tip: Practice JS in browser console or use online editors like JSFiddle / CodePen.
💬 Tap ❤️ for more!
Ready to build something interactive? 😊selector {
property: value;
}
Example:
h1 {
color: blue;
font-size: 32px;
}
2️⃣ How to Add CSS
⦁ Inline:
<p style="color: red;">Hello</p>
⦁ Internal (within HTML):
<style>
p { color: green; }
</style>
⦁ External (best practice):
<link rel="stylesheet" href="style.css">
3️⃣ Selectors
⦁ * → All elements
⦁ p → All <p> tags
⦁ .class → Elements with class
⦁ #id → Element with specific ID
#title { color: blue; }.red-text { color: red; }
4️⃣ Colors & Fonts
body {
background-color: #f2f2f2;
color: #333;
font-family: Arial, sans-serif;
}
5️⃣ Box Model
Every HTML element is a box:
content + padding + border + margin
6️⃣ Layout with Flexbox
{
display: flex;
justify-content: space-between;
align-items: center;
}
7️⃣ Responsive Design
@media (max-width: 600px) {
body {
font-size: 14px;
}
}
8️⃣ Hover Effects
button:hover {
background-color: black;
color: white;
}
9️⃣ Common Properties
⦁ color – Text color
⦁ background-color – Background
⦁ margin & padding – Spacing
⦁ border – Border style
⦁ width / height – Size
⦁ text-align – Alignment
💡 Tip: Organize your styles using class names and external CSS files for better scalability.
💬 Tap ❤️ for more!<!DOCTYPE html>
<html>
<head>
<title>My First Page</title>
</head>
<body>
<h1>Hello World!</h1>
<p>This is a paragraph.</p>
</body>
</html>
Explanation:
⦁ <!DOCTYPE html> → Declares HTML5
⦁ <html> → Root element
⦁ <head> → Info about the page (title, meta)
⦁ <body> → Visible content
2️⃣ Headings and Paragraphs
<h1>Main Heading</h1>
<h2>Subheading</h2>
<p>This is a paragraph.</p>
3️⃣ Links and Images
<a href="https://google.com">Visit Google</a>
<img src="image.jpg" alt="Image" width="200">
4️⃣ Lists
<ul>
<li>HTML</li>
<li>CSS</li>
</ul>
<ol>
<li>Step 1</li>
<li>Step 2</li>
</ol>
5️⃣ Tables
<table border="1">
<tr>
<th>Name</th>
<th>Age</th>
</tr>
<tr>
<td>Alice</td>
<td>25</td>
</tr>
</table>
6️⃣ Forms
<form>
<input type="text" placeholder="Your name">
<input type="email" placeholder="Your email">
<button type="submit">Submit</button>
</form>
7️⃣ Div & Span
⦁ <div> → Block-level container
⦁ <span> → Inline container
<div style="background: lightgray;">Box</div>
<span style="color: red;">Text</span>
💡 Practice HTML in a live editor like CodePen or JSFiddle to see instant results!
💬 Tap ❤️ for more!
(Sources: W3Schools, MDN Web Docs 2025)
Ready to build your first page? 😊
اکنون در دسترس! پژوهش تلگرام ۲۰۲۵ — مهمترین بینشهای سال 
