DEV Community: Nevil Bhayani

Building a React Todo App: Complete AbcD Guide..!

Nevil Bhayani — Fri, 01 Aug 2025 10:58:46 +0000

Building a Todo App with React

In this comprehensive tutorial, we'll build a fully functional todo application using React.

Prerequisites

Basic knowledge of JavaScript
Understanding of React concepts
Node.js installed

Project Setup

npx create-react-app todo-app
cd todo-app
npm start

Components Structure

App Component

function App() {
  const [todos, setTodos] = useState([]);

  return (
    <div className="App">
      <TodoList todos={todos} />
    </div>
  );
}

TodoItem Component

function TodoItem({ todo, onToggle, onDelete }) {
  return (
    <div className="todo-item">
      <span>{todo.text}</span>
      <button onClick={() => onToggle(todo.id)}>Toggle</button>
      <button onClick={() => onDelete(todo.id)}>Delete</button>
    </div>
  );
}

State Management

We'll use React hooks for state management:

const [todos, setTodos] = useState([]);
const [inputValue, setInputValue] = useState('');

Adding Todos

const addTodo = () => {
  if (inputValue.trim()) {
    setTodos([...todos, {
      id: Date.now(),
      text: inputValue,
      completed: false
    }]);
    setInputValue('');
  }
};

Styling

Add some basic CSS for a clean look:

.todo-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border: 1px solid #ddd;
  margin: 5px 0;
}

Conclusion

You now have a fully functional todo app! This project covers:

Component composition
State management with hooks
Event handling
Conditional rendering

Next steps could include:

Adding local storage
Implementing drag and drop
Adding due dates
Creating categories

Happy coding! 🚀

Building a React Todo App: Complete Abc Guide..!

Nevil Bhayani — Fri, 01 Aug 2025 10:56:14 +0000

Building a Todo App with React

In this comprehensive tutorial, we'll build a fully functional todo application using React.

Prerequisites

Basic knowledge of JavaScript
Understanding of React concepts
Node.js installed

Project Setup

npx create-react-app todo-app
cd todo-app
npm start

Components Structure

App Component

function App() {
  const [todos, setTodos] = useState([]);

  return (
    <div className="App">
      <TodoList todos={todos} />
    </div>
  );
}

TodoItem Component

function TodoItem({ todo, onToggle, onDelete }) {
  return (
    <div className="todo-item">
      <span>{todo.text}</span>
      <button onClick={() => onToggle(todo.id)}>Toggle</button>
      <button onClick={() => onDelete(todo.id)}>Delete</button>
    </div>
  );
}

State Management

We'll use React hooks for state management:

const [todos, setTodos] = useState([]);
const [inputValue, setInputValue] = useState('');

Adding Todos

const addTodo = () => {
  if (inputValue.trim()) {
    setTodos([...todos, {
      id: Date.now(),
      text: inputValue,
      completed: false
    }]);
    setInputValue('');
  }
};

Styling

Add some basic CSS for a clean look:

.todo-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border: 1px solid #ddd;
  margin: 5px 0;
}

Conclusion

You now have a fully functional todo app! This project covers:

Component composition
State management with hooks
Event handling
Conditional rendering

Next steps could include:

Adding local storage
Implementing drag and drop
Adding due dates
Creating categories

Happy coding! 🚀

Building a React Todo App: Complete Guide..!

Nevil Bhayani — Fri, 01 Aug 2025 10:51:45 +0000

Building a Todo App with React

In this comprehensive tutorial, we'll build a fully functional todo application using React.

Prerequisites

Basic knowledge of JavaScript
Understanding of React concepts
Node.js installed

Project Setup

npx create-react-app todo-app
cd todo-app
npm start

Components Structure

App Component

function App() {
  const [todos, setTodos] = useState([]);

  return (
    <div className="App">
      <TodoList todos={todos} />
    </div>
  );
}

TodoItem Component

function TodoItem({ todo, onToggle, onDelete }) {
  return (
    <div className="todo-item">
      <span>{todo.text}</span>
      <button onClick={() => onToggle(todo.id)}>Toggle</button>
      <button onClick={() => onDelete(todo.id)}>Delete</button>
    </div>
  );
}

State Management

We'll use React hooks for state management:

const [todos, setTodos] = useState([]);
const [inputValue, setInputValue] = useState('');

Adding Todos

const addTodo = () => {
  if (inputValue.trim()) {
    setTodos([...todos, {
      id: Date.now(),
      text: inputValue,
      completed: false
    }]);
    setInputValue('');
  }
};

Styling

Add some basic CSS for a clean look:

.todo-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border: 1px solid #ddd;
  margin: 5px 0;
}

Conclusion

You now have a fully functional todo app! This project covers:

Component composition
State management with hooks
Event handling
Conditional rendering

Next steps could include:

Adding local storage
Implementing drag and drop
Adding due dates
Creating categories

Happy coding! 🚀

Building a React Todo App: Complete Guide.

Nevil Bhayani — Fri, 01 Aug 2025 10:48:10 +0000

Building a Todo App with React

In this comprehensive tutorial, we'll build a fully functional todo application using React.

Prerequisites

Basic knowledge of JavaScript
Understanding of React concepts
Node.js installed

Project Setup

npx create-react-app todo-app
cd todo-app
npm start

Components Structure

App Component

function App() {
  const [todos, setTodos] = useState([]);

  return (
    <div className="App">
      <TodoList todos={todos} />
    </div>
  );
}

TodoItem Component

function TodoItem({ todo, onToggle, onDelete }) {
  return (
    <div className="todo-item">
      <span>{todo.text}</span>
      <button onClick={() => onToggle(todo.id)}>Toggle</button>
      <button onClick={() => onDelete(todo.id)}>Delete</button>
    </div>
  );
}

State Management

We'll use React hooks for state management:

const [todos, setTodos] = useState([]);
const [inputValue, setInputValue] = useState('');

Adding Todos

const addTodo = () => {
  if (inputValue.trim()) {
    setTodos([...todos, {
      id: Date.now(),
      text: inputValue,
      completed: false
    }]);
    setInputValue('');
  }
};

Styling

Add some basic CSS for a clean look:

.todo-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border: 1px solid #ddd;
  margin: 5px 0;
}

Conclusion

You now have a fully functional todo app! This project covers:

Component composition
State management with hooks
Event handling
Conditional rendering

Next steps could include:

Adding local storage
Implementing drag and drop
Adding due dates
Creating categories

Happy coding! 🚀

Building a React Todo App: Complete Guide

Nevil Bhayani — Fri, 01 Aug 2025 10:46:43 +0000

Building a Todo App with React

In this comprehensive tutorial, we'll build a fully functional todo application using React.

Prerequisites

Basic knowledge of JavaScript
Understanding of React concepts
Node.js installed

Project Setup

npx create-react-app todo-app
cd todo-app
npm start

Components Structure

App Component

function App() {
  const [todos, setTodos] = useState([]);

  return (
    <div className="App">
      <TodoList todos={todos} />
    </div>
  );
}

TodoItem Component

function TodoItem({ todo, onToggle, onDelete }) {
  return (
    <div className="todo-item">
      <span>{todo.text}</span>
      <button onClick={() => onToggle(todo.id)}>Toggle</button>
      <button onClick={() => onDelete(todo.id)}>Delete</button>
    </div>
  );
}

State Management

We'll use React hooks for state management:

const [todos, setTodos] = useState([]);
const [inputValue, setInputValue] = useState('');

Adding Todos

const addTodo = () => {
  if (inputValue.trim()) {
    setTodos([...todos, {
      id: Date.now(),
      text: inputValue,
      completed: false
    }]);
    setInputValue('');
  }
};

Styling

Add some basic CSS for a clean look:

.todo-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border: 1px solid #ddd;
  margin: 5px 0;
}

Conclusion

You now have a fully functional todo app! This project covers:

Component composition
State management with hooks
Event handling
Conditional rendering

Next steps could include:

Adding local storage
Implementing drag and drop
Adding due dates
Creating categories

Happy coding! 🚀

Complete Web Development Guide 2024

Nevil Bhayani — Fri, 01 Aug 2025 10:20:41 +0000

<!DOCTYPE html>

Complete Web Development Guide 2024

 
body { 
font-family: 'Figtree', sans-serif; 
background: #fff; 
font-size: 1rem; 
} 
.content-container { 
color: #7D7D7D; 
max-width: 1100px; 
margin: 0 auto; 
line-height: 1.8; 
padding: 0 2em; 
} 
.hero-image { 
width: 100%; 
max-width: 100%; 
aspect-ratio: 16 / 4.5; 
object-fit: cover; 
border-radius: 2em; 
border: 1px solid #563D39; 
}

Complete Web Development Guide 2024

Master modern web development from frontend to backend

Web Development

15 min read

January 2024

Frontend Technologies

Modern web development requires mastery of several key technologies:

HTML5 - Semantic markup and structure
CSS3 - Styling, animations, and responsive design
JavaScript - Interactive functionality and DOM manipulation
React/Vue/Angular - Component-based frameworks

Backend Development

Server-side development involves:

Choose your backend stack wisely. Popular options include Node.js, Python Django, Ruby on Rails, and PHP Laravel.

Database Management

Understanding databases is crucial:

// Example MongoDB query


db.users.find({ age: { $gte: 18 } }).sort({ name: 1 })

DevOps and Deployment

Modern deployment strategies include:

Docker containerization
CI/CD pipelines
Cloud platforms (AWS, Azure, GCP)
Version control with Git

Best Practices

Follow these essential practices:

Write clean, maintainable code
Implement proper error handling
Use version control effectively
Test your applications thoroughly
Optimize for performance and security

Ready to start your web development journey? The key is consistent practice and staying updated with the latest technologies!

CSS Grid vs Flexbox: When to Use Which Layout System

Nevil Bhayani — Fri, 01 Aug 2025 09:26:33 +0000

CSS Grid vs Flexbox: The Ultimate Guide

Choosing between CSS Grid and Flexbox can be confusing. Let's break it down!

Flexbox: One-Dimensional Layout

Flexbox is perfect for arranging items in a single row or column:

.flex-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

Best for:

Navigation bars
Button groups
Centering content

CSS Grid: Two-Dimensional Layout

Grid excels at complex layouts with rows and columns:

.grid-container {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  grid-gap: 20px;
}

Best for:

Page layouts
Card grids
Complex forms

Decision Matrix

Use Case	Flexbox	Grid
1D Layout	✅	❌
2D Layout	❌	✅
Component Layout	✅	❌
Page Layout	❌	✅

Conclusion

Use Flexbox for components, Grid for layouts. Often, you'll use both together!

Python Data Structures: Lists, Tuples, and Dictionaries Explained

Nevil Bhayani — Fri, 01 Aug 2025 09:25:59 +0000

Python Data Structures Guide

Python offers several built-in data structures that are essential for every developer.

Lists

Lists are ordered, mutable collections:

fruits = ['apple', 'banana', 'orange']
fruits.append('grape')
print(fruits)  # ['apple', 'banana', 'orange', 'grape']

Tuples

Tuples are ordered, immutable collections:

coordinates = (10, 20)
x, y = coordinates
print(f'X: {x}, Y: {y}')

Dictionaries

Dictionaries store key-value pairs:

student = {
    'name': 'John',
    'age': 25,
    'courses': ['Math', 'Science']
}
print(student['name'])  # John

When to Use Each

Lists: When you need ordered, changeable data
Tuples: For immutable sequences
Dictionaries: For key-value relationships

Conclusion

Mastering these data structures is crucial for Python development!

Building a React Todo App: Complete Guide

Nevil Bhayani — Wed, 30 Jul 2025 11:38:25 +0000

Building a Todo App with React

In this comprehensive tutorial, we'll build a fully functional todo application using React.

Prerequisites

Basic knowledge of JavaScript
Understanding of React concepts
Node.js installed

Project Setup

npx create-react-app todo-app
cd todo-app
npm start

Components Structure

App Component

function App() {
  const [todos, setTodos] = useState([]);

  return (
    <div className="App">
      <TodoList todos={todos} />
    </div>
  );
}

TodoItem Component

function TodoItem({ todo, onToggle, onDelete }) {
  return (
    <div className="todo-item">
      <span>{todo.text}</span>
      <button onClick={() => onToggle(todo.id)}>Toggle</button>
      <button onClick={() => onDelete(todo.id)}>Delete</button>
    </div>
  );
}

State Management

We'll use React hooks for state management:

const [todos, setTodos] = useState([]);
const [inputValue, setInputValue] = useState('');

Adding Todos

const addTodo = () => {
  if (inputValue.trim()) {
    setTodos([...todos, {
      id: Date.now(),
      text: inputValue,
      completed: false
    }]);
    setInputValue('');
  }
};

Styling

Add some basic CSS for a clean look:

.todo-item {
  display: flex;
  justify-content: space-between;
  padding: 10px;
  border: 1px solid #ddd;
  margin: 5px 0;
}

Conclusion

You now have a fully functional todo app! This project covers:

Component composition
State management with hooks
Event handling
Conditional rendering

Next steps could include:

Adding local storage
Implementing drag and drop
Adding due dates
Creating categories

Happy coding! 🚀