Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHPIn this article, we will learn to handle Unchecked Exception in Java. Exceptions are the unexpected circumstances occurring during the implementation of the program i.e., at the run time, that interrupt the usual working of the program. It can occur due to various reasons such as Illegal input given by the user, Failure of the devices, Loss of network connection, Physical limitations, Code faults, trying to open an unavailable file, etc. There are two major categories of Exceptions − Checked Exception ... Read More
Today on the internet we have a large number of software options to choose from for Python programming language, such as IDLE, VS Code, Atom, Jupyter, Pycharm, etc. In this article, we will mainly discuss Pycharm and VS Code. What is an IDE? Before diving into the difference between PyCharm and VS Code, let us first understand what an IDE is. It stands for Integrated Development Environment, which is a software application that is used to develop software. Its main features include: Code Editor: editor to write the code Debugging: tools to detect ... Read More
There are three effective methods to read JSON files in JavaScript using fetch(), import statements, and require(). Please check this article which includes examples and outputs with the approach explanation. JSON (JavaScript Object Notation) is a lightweight data interchange format that's easy for humans to read and write and easy for machines to parse and generate. In this article, we'll explore three different approaches to reading JSON files in JavaScript: Approaches to Read JSON file Using the fetch() method Using the import statement Using the require ... Read More
Overlapping elements with z-index using CSS, we will be understanding about two different ways to handle overlapping which are by using positive and negative z-index value. CSS z-index property allows user to stack elements onto one another. In this article, we are haveing three div boxes each with different colors, our task is to perform overlapping elements with z-index using CSS. Methods for Overlapping Elements with z-index We will be using folowing two methods which are mentioned below for overlapping elements with z-index using CSS: Overlapping with Positive z-index Value ... Read More
To create a clickable dropdown menu with CSS and JavaScript, it helps in adding more options, content or links in webpage while saving the space and not overcrowding the webpage. User should have basic knowldge of CSS and javascript to design and add interactivity to the dropdown menu. In this article, we are having a button and three links and our task is to create a clickable dropdown menu with CSS and JavaScript. Steps to Create a Clickable Dropdown Menu We will be following below mentioned steps to create a clickable dropdown menu with CSS and JavaScript: ... Read More
Rendering lists of data is a common task in React applications, and rendering an array of objects in ReactJS is straightforward. When you have a variety of objects and you want to display them in your React component, there are several methods you can use. This article will walk you through the most common approaches using map(), for, for...of, and filter() methods. Approaches to Render Array of Objects in ReactJS Using map() Method Using for Loop Using for...of loop Using filter() Method ... Read More
In this tutorial, we will be looking at how to find the top and the bottom elements in a given stack using Java. When we look at the stack, it represents a linear dataset following the Last In, First Out (LIFO) principle, hence the elements are added and removed in the same place. We will further explore two approaches for finding a given stack's top and bottom elements, i.e. via iteration and recursion. Problem Statement We will be given a stack array of n elements and the task is to find the 1st and nth element of the stack without ... Read More
In this article, we will learn to initialize multiple variables to the same value in Java. What is a variable? A variable is a name given to a space reserved in the memory. Every variable has a type which specifies what kind of data it holds. Initializing multiple variables to the same value Multiple variables can be initialized to the same value in one statement as: variable1 = variable2 = variable3 = value This means that the value is assigned to variable3, then variable3 is assigned to variable2, and finally, variable2 is assigned to variable1. Input 1 a ... Read More
In this tutorial, we will learn to remove all even numbers from the given stack containing integer values. In Java, the stack is a data structure that works based on the Last-In-First-Out (LIFO) principle. It means, whatever elements you have added in the last, you can get it first. Removing even elements from the stack is useful in many real-world scenarios. For example, you can use this technique to filter the data from the stack. However, filtering logic can differ according to the scenario. In our case, we will remove even numbers and filter odd numbers. In other cases, you ... Read More
In this program, we will create a JTable and change the background color of its rows. A JTable is used to display data in a tabular format, and by adjusting its properties, we can modify its appearance. The goal of this program is to set a custom background color for the rows of a JTable and change the font and row height to improve readability. Steps to change the background color of rows in a JTable Following are the steps to change the background color of rows in a JTable − First, we will import the ... Read More