Explain some Jupiter Junit5 Annotations?
There are many new annotations supported by Junit 5. We can find the annotations under the Jupiter package org.junit.jupiter.api
Write a java program to capture auto suggestions list
Write a java program to capture auto suggestions list while entering data on Google search box. Let us search for “testingd” and capture the auto suggestions shown by Google search engine and print the results as shown in below picture. Iterator<E> is an interface is a member of Java Collections Framework. The iterator is iterated […]
How to deploy a .WAR file in Tomcat using Eclipse?
In this post, we will learn how to deploy a sample .WAR file in Tomcat using Eclipse. First things first, we will create a Java web project and then deploy it on Tomcat server.
What is an ArrayList?
ArrayList is a resizable array in Java. It is implementation of the List interface. Array is fixed in size, whereas ArrayList can grow or shrink dynamically as needed to accommodate adding and removing elements. ArrayList is random access list. It supports fast and generally constant access time for the elements. You can add duplicate elements […]
How to create a Sample Servlet using Eclipse?
Let us create a sample servlet and deploy it on Tomcat server. First of all, create a Web Project in Eclipse. For instructions creating a web project in eclipse, please go through the following question. ( http://www.testingdocs.com/questions/how-to-deploy-a-war-file-in-tomcat-using-eclipse/ )
What is the difference between String Literal and String Object?
String Literals vs String Objects String is associated with string literal in the form of double-quoted text. You can assign a string literal directly into a String variable. String objects are created by new operator and String constructor. However, this is not recommended in Java. Strings are immutable String is an immutable sequence of Unicode […]
How to round a double value in Java.
In this post, we will learn how to round a double value in Java with the help of a small program. First, let’s perform some calculation and try to print the double variable as shown below: /** * */ package questions; import java.util.Scanner; public class RoundDoubleExample { public static void main(String[] args) { double […]
Write a Java program to convert liters to gallons.
Problem Statement Write a Java program to convert liters to gallons. Given that one liter is equal to 0.264 gallons. Let’s write a java program to convert liters to gallons. IPO(Input processing, Output chart for the program is shown below: IPO Input for the program: amount in liters. Processing gallons = liters * 0.264 Round […]
How to enable 2FA in GitHub?
Two-factor authentication(2FA) adds an extra layer of security to your GitHub account. In addition to your username and password, you’ll need to enter a code that GitHub sends to you via text or an app on your phone or tablet.