Posts by Abhi Tiwari
Author Biographical Info: Not available
How to iterate or loop through JSON array in Java
In this tutorial, we will learn how to iterate a JSON array in Java with the code and Explanation using json-simple-1.1.1.jar. What is a JSON array? It represents a list of ordered.... Read More
How to overwrite a file in Java
Can we overwrite a file using Java? Yes! In this blog, you will learn how to overwrite a file in Java using java.io.FileWriter class. Class FileWriter This class belongs to java.io.... Read More
How to generate random floating point number in Java
In this tutorial, we use the java.util.Random() class to generate the random floating-point numbers by using the nextFloat() method. Click here, to learn more about the java.util.R.... Read More
Random dice role program in Java
Welcome, in this tutorial we create a dice program in java that generates a random number between 1 to 6. we use a java.util.Random class to generate the numbers between the specif.... Read More
How to count number of pages in a PDF file in Java
Welcome, in this tutorial, we will learn how to count the number of pages of a pdf document with Java using Apache PDFBox. Prerequisite You have to add a pdfbox-app-2.0.25.jar from.... Read More
Deque in Java with examples
What is java.util.Deque? In this blog, you will learn about Java Deque Interface also its declaration, Constructors, etc. Deque (double-ended queue) is generally pronounced as a de.... Read More
Swap two elements in an array in Java
In this blog, you will see simple logic to swap the elements of the array, and also you can learn about Java.util.Collections Swap method. Simple Swapping logic in Java public clas.... Read More
Java.util.Random class in Java with examples
What is java.util.Random class and its methods with example?. In this blog, we will learn about java.util.Random class Random in detail with examples. In simple terms, this class i.... Read More