Web Development

Sandeep Mandal November 2, 2024 No Comments

How to measure time taken by your code to execute in JavaScript?

We can measure the execution of a code block by using console.time() method. Syntax: console.time( "label" ); function_to_call( ); console.timeEnd( "label" ); Example: function measureExecutionTime(…

Sandeep Mandal October 26, 2024 No Comments

How to do caching in Node.js and why it is important?

Caching in Node.js can significantly improve our app’s performance, reducing the load on our server and database by storing frequently accessed data in memory or…

Sandeep Mandal October 19, 2024 No Comments

What is useNavigate hook and how to use it in ReactJS?

The useNavigate hook is a powerful and Intuitive way of navigate between pages in React application. It returns a function that lets us navigate programmatically.…

Sandeep Mandal October 5, 2024 No Comments

How to setup a basic express server?

Step 1: Write npm init command in your terminal. Step 2: Install Express.js by running the following command in your terminal. npm i express Step…

Saikat Mondal September 28, 2024 No Comments

Difference between =, == and === in JavaScript

In JavaScript =, == and === serve different purposes in the context of programming.= (Assignment Operator) : Used to assign a value to a variable.…

Sandeep Mandal September 28, 2024 No Comments

What is the use of useParams hook in React.js?

The useParams hook is used to retrieve the route parameters form the current URL. It returns an object of key/value pairs of the dynamic params…

Sandeep Mandal September 21, 2024 No Comments

How to delete a document from MongoDB Collection using Mongoose in Node.js?

There are multiple methods that we can use to delete a document from MongoDB collection. These methods are deleteOne(), findByIdAndDelete() etc.In this post we will…

Sandeep Mandal September 14, 2024 No Comments

How to retrieve documents from collections in MongoDB database?

We can retrieve documents from collections in MongoDB database using find() and findOne() method. With the help of the following example we will be learning…

Sandeep Mandal August 31, 2024 No Comments

How to define Schema and create Model with it in Mongoose?

Example: const mongoose = require('mongoose'); mongoose.connect("mongodb://localhost:27017/magesDB"); const userSchema = new mongoose.Schema( { name: { type: String, require: [ true, "Please enter your name" ], },…

Sandeep Mandal August 24, 2024 No Comments

How to use JavaScript’s Array reduce() method?

The reduce() method in JavaScript executes a reducer function for each array element, returning a single accumulated value. When to use the reduce() method We…

+91 943 331 9991