In this tutorial, we shall learn to set the right position of a positioned element with JavaScript. What is a positioned element? The available position values in JavaScript are relative, absolute, fixed, or static. The static position is the default position value. Static elements are in the document order. A ... Read More

In this tutorial, we will learn how to preserve leading 0 with JavaScript numbers. Sometimes we need to sort strings that are similar to numbers. For example, 10 comes before 2, but after 02 in the alphabet. Leading zeros are used to align numbers in ascending order with alphabetical order. ... Read More

In this tutorial, we will learn how to pass the value 'undefined' to a function with multiple parameters in JavaScript. In JavaScript, the data type of 'undefined' is primitive. When a variable is declared, JavaScript automatically assigns the value 'undefined' to it. If a function has multiple parameters and ... Read More

To manipulate JavaScript’s Date object, you can either use get or set method and properties. For example, to set hours or to get minutes in JavaScript. Once a Date object is created, a number of methods allow you to operate on it. Most methods simply allow you to get and ... Read More

In this tutorial, we will learn how to get the last index of an occurrence of the specified value in a string in JavaScript. The last index of an occurrence means the last position found of the searched item in a given string. It can be a single character or ... Read More

In this tutorial, we will try to get the last element in an array using the following three approaches − Using Array length Property. Using the slice() Method. Using the pop() Method. Using Array length Property The length property of an array returns the number of elements in ... Read More

In this tutorial, we will look at a few ways to print a number with commas as thousands of separators in JavaScript and compare them to understand which one is suitable in a given context. Why do we do number formatting? In English, commas are used to separate numbers bigger ... Read More

In this tutorial, we will look at the method to preserve variables in a JavaScript closure function. What is a closure function? A closure function gives access to the scope of an outer function from an inner function. It also allows private variables. Closure variables are stored in stack ... Read More

In this tutorial, we will learn to make a text italic using JavaScript. We give the italic property to a text to differentiate it from other text within the sentence. In HTML, we can make a text italic by just adding the text within the 'i' tag. But sometimes, ... Read More

Introduction Citrix's XenServer and VMware's vSphere are server virtualization platforms. Server virtualization is the process of partitioning a physical server into multiple unique and isolated virtual servers. Every virtual server can independently run its own operating system. To hide server resources from server users, server virtualization is utilized. This includes ... Read More