In web development, the Document Object Model (DOM) is a programming interface for web documents. It represents the page so that programs can change the document structure, style, and content. The DOM represents the document as nodes and objects. That way, programming languages can interact with the page. The DOM is essentially a tree-like structure …
In JavaScript, a prototype is an object that is associated with every function and allows you to share properties and methods between multiple instances of that function. Every JavaScript function has a prototype property, which is an object that contains properties and methods that are shared by all instances of that function. When a new …
What is SDLC? SDLC stands for Software Development Life Cycle, which is a process used by software development teams to plan, design, build, test, and deploy software applications. SDLC is a systematic and structured approach to software development that provides a framework for managing the entire process from start to finish. There are several different …
Top 10 Cloud Computing Interview Questions and Answers for Successful Job Interview What is cloud computing, and how does it differ from traditional computing? Cloud computing is a model for delivering computing resources over the internet, on-demand. It allows users to access and use computing resources, such as servers, storage, and applications, without having to …
Build tools are essential for streamlining the development process and automating tasks such as transpiling code, minifying files, and creating a production build. As a frontend developer, it is important to choose the right build tools to ensure that you are working efficiently and effectively. Here are some of the best build tools for frontend …
In JavaScript, a higher-order function is a function that takes one or more functions as arguments, or returns a function as its result. Higher-order functions are a powerful tool in JavaScript and are commonly used in functional programming. Here are a few examples of higher-order functions in JavaScript: The map() function is a higher-order function …
React is a JavaScript library for building user interfaces that was developed by Facebook in 2013. It is often used for building single-page applications and mobile applications, and has become one of the most popular JavaScript libraries in the world. In this article, we’ll explore what React is, how it works, and why it has …
Vue.js is a lightweight, easy-to-learn JavaScript library that allows developers to build interactive web interfaces. It is a progressive framework, meaning that it can be used incrementally, starting with small pieces of functionality and adding more as needed. Vue.js is designed to be easy to pick up and integrate into a project, which makes it …
Even and odd numbers sum from an array using javascript Input an array as an argument to evenOddSums function and display sum or even and odd numbers
Add all numbers entered as function parameters Method 1 Method 2
What is NODE.JS? NodeJS is a javascript runtime, its not a language or framework It is built on V8 javascript engine same as google chrome It is written in C++ It allows you to run javascipt code on the server Why should you use NODE? It’s extremely fast, efficient and scalable It uses event driven, …
Tools to check javascript security vulnerabilities 1) npm installIf you are using npm install in your application, make sure you keep all packages updated to the latest versions. 2) Snyk toolYou can signup for Synk tool for free and add repo to check issues.Synk can be integrated with Github repository and it can create pull …
Generate all combinations of a string
Anargam An anagram is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly once. For example, “Listen” = “Silent”, “evil” = “vile”, “restful” = “fluster”
Return the length longest word from a string
Return the most common character from the string
A palindrome is a word, number, phrase, or other sequence of characters which reads the same backward as forward, such as madam or racecar. Return True if it”s a palindrome and False if not palindrome
Flatten a multidimensional associative array using javascript
What is a palindrome? Palindrome is a word or phrase which reads same if reversed. For example – if we reverse Racecar it will read the same both backward or forwards. A few examples of words that are palindrome are Noon, Racecar, Wow, Refer, etc.
Convert string into an url slug using javascript
Sort an array using javascript
Make every first letter of a word capitalized
Convert Celsius to Fahrenheit using javascript
Recursion to generate range of numbers
Create permutations for an array using javascript
Create combinations of an array using javascript