Top 10 JavaScript Tips of the Day

Top 10 Coding Examples and Tips for JavaScript Code strict mode example Use strict mode to enforce modern JavaScript syntax and catch errors early: ‘use strict’; Use const and let Always declare variables with const or let, rather than var: // Use let let name = ‘John Doe’; // Use const const PI = 3.14; … Read more

JavaScript Common Interview Questions and Solutions Coding Examples

JavaScript Common Interview Questions and Solutions Coding Examples Closure 2forEach Array 3JavaScript Map function 3JavaScript Filter 4Check if number is an integer 5Is the string a palindrome 6Reverse a String 6Find the largest number in an array 8Check Object Property 8Common Elements in two Arrays 9 ClosureWhat is closure in JavaScript and give an example … Read more

Basics of JavaScript PDF Guide for Beginners with Code Examples

Basics of JavaScript Code JavaScript is a high-level, dynamic, and interpreted programming language. It is used to add interactivity and other dynamic elements to websites. The console in JavaScript  The console in JavaScript is a tool used for debugging and testing purposes. It allows developers to log information to the browser console for viewing. This … Read more

JavaScript Async Code Examples

JavaScript Async Code Examples JavaScript is a single-threaded language, which means that it can only execute one piece of code at a time. This can make it challenging to perform long-running tasks, such as network requests, without freezing up the UI. To solve this issue, JavaScript provides the concept of asynchronous programming, which allows you … Read more

JavaScript Best Practices 2023 with Example Code

10 best practices for writing efficient and maintainable JavaScript code: Use const instead of var or let whenever possible. This helps prevent accidental modification of variables. Example: const name = “John”; name = “Jane”; // Error: “name” is read-only Declare variables as close as possible to their first use. This reduces their scope and makes … Read more

Beginners Introduction Guide To JavaScript Code

Beginners Introduction Guide To JavaScript Code JavaScript is a high-level, dynamic, and interpreted programming language. It is used to add interactivity and other dynamic elements to websites. Here are some basics of JavaScript with code examples: Variables:  variables are used to store values in JavaScript. You can declare a variable with the “let” keyword, like … Read more

Coding Examples PDF Guide Questions and Answers

Downloadable PDF included JavaScript interview questions with answers: What is closure in JavaScript and how does it work? Answer: Closure is a feature in JavaScript where a function has access to its outer scope even after the outer function has returned. It is created when a function is defined inside another function, and the inner … Read more

JavaScript interview questions with code examples

JavaScript interview questions with code examples: What is hoisting in JavaScript and how does it work? console.log(hoistedVariable); // undefined var hoistedVariable = ‘This is a hoisted variable’; console.log(notHoisted); // ReferenceError: notHoisted is not defined let notHoisted = ‘This is not a hoisted variable’; What is closure in JavaScript and how is it useful? function outerFunction(x) … Read more

JavaScript interview questions with Examples of Code and Code Snippets 2023

JavaScript interview questions with answers: What is closure in JavaScript and how does it work? Answer: Closure is a feature in JavaScript where a function has access to its outer scope even after the outer function has returned. It is created when a function is defined inside another function, and the inner function retains access … Read more

JSON parse and JSON stringify with JavaScript Code

JSON.stringify JSON.stringify is a method in JavaScript used to convert a JavaScript object into a JSON string. JSON stands for JavaScript Object Notation and is a lightweight data interchange format used for exchanging data between systems. Here are some examples of using JSON.stringify: Converting a JavaScript object to a JSON string: const person = { … Read more

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