Complete Object Oriented Programming (OOP) concept in Java

Class A class is a collection of methods and variables. It is a blueprint that defines the data and behaviour of a type or kind. So, a class is a template for objects, and an object is an instance of a class [crayon-60433b2e5193b907576590/]   Object An object is a instance of Class. An object is .. Read More

JavaScript Arrow function

Normal Function [crayon-60433b2e524c2142576944/] Arrow Function [crayon-60433b2e524cb278098633/] .. Read More

Complete ReactJS Guide

To be continued … React JS is a JavaScript library thats runs in the browser. React is all about component to building an application. We can divide a website into a number of components, like header, sidebar, widgets etc. By writing react components we can reuse those components across various pages in our website or .. Read More

Complete guide to Javascript .map() function

Javascript map() function can applies a function to each element in an array and returns a copy of the original array with modified values (if any). Syntax [crayon-60433b2e52eb1519571836/] Parameteres newArray – the new array that is returned oldArray – the old array being operated on. This array will not be changed elementValue – the current .. Read More

Complete guide to Javasript .reduce() function

Javascript reduce() method reduces the array to a single value. It can also executes a provided function for each value of the array (from left-to-right). The return value of the function is stored in an accumulator (result/total). Syntax of .reduce() function array.reduce(function(total, currentValue, currentIndex, arr), initialValue) Parameters total Required – The initialValue, or the previously .. Read More

Javascript .map() function to iterate array and object items

.map() with call back function .map() accepts a callback function as one of its arguments, and an important parameter of that function is the current value of the item being processed by the function. This is a required parameter. With this parameter, we can modify each individual item in an array and create a new .. Read More

Javascipt Class

A class is a blueprint of object. Class can have properties and methods [crayon-60433b2e5344c575946992/] .. Read More

Arrow Function Syntax

const printMyName = (name) => { console.log(name); } printMyName('John'); const multiply = number => number*2; console.log(multiply(2)); .. Read More

What is MEAN

MEAN is a set of software/web application development technologies. In which M stands for MongoDB database. Its a non relational database. It can store data as Documents. E stands for Express JS. Its a NodeJS framework. Its middleware between NodeJS and Angular JS. A stands for Angular JS. Its a client side JavaScript framework. It .. Read More

Mastering JavaScript Part 1, JavaScript Cheat Sheet 1

In this particular post I will write all the comments in inside the code. It will be easy to have all the functions in a single location so that you can go through all the topics all at once. [crayon-60433b2e536fa143416928/] Methods of Array Array has a number of methods that help us to do operation .. Read More