The Java LocalDate class can represent dates, with methods to get today’s date, add/subtract days/weeks/years to calculate future or past dates, and print the results. Manipulating dates is straightforward with LocalDate’s intuitive API. Here is a 4 line summary of how to print future and past dates using LocalDate in Java: Java Program
One of the commonly asked Java Interview Questions is how to remove all duplicates from an ArrayList. We will use Set to remove the duplicate values and then pass that HashSet to the ArrayList without duplicate values. Step 1: Initialized the ArrayList with duplicate values Step 2: Initialized the Set and passed duplicate values in the HashSet constructor Step 3: […]
In Java Exception Handling, finally block will always be executed irrespective of any exception in the try-and catch block. However, there are two scenarios in which the finally block may not be executed. #1 – System.exit(0) When System.exit(0) is used, the JVM will exit and the finally block will not be executed public static void systemExitFinally() { System.out.println(“#1 – System.exit(0)”); […]
In this tutorial, we will discuss a detailed step-by-step guide for swapping two numbers without using a third variable in Java. This is a commonly asked question in Java interviews and Automation Testing. Through this Java program, interviewers aim to evaluate your logical skills and knowledge of Java programming. Example: package TestAutomationCentral; public class SwapNumber { public static void main(String[] […]
STEP 1: Initial min and max values and set them to 0int min = 0, max = 0; STEP 2: Use for loop to iterate each element in the array for (int i = 0; i < arr.length; i++) STEP 3: Within the loop, write if and else if conditions to compare the current element values and set min/max with […]