Free java programming knowledge
What is java? Java is a general purpose, cross platform, object oriented programming language and it is really fun to code in java. That’s all you need to know. Ok? Getting started with java: To start coding in any programming language, you need a computer, a brain and a lot of dedication. Do you have … Read more Installing Netbeans (Lesson 1)
This is the source code for the application “Word Counter”. For more information, visit: http://umersoftwares.blogspot.com/2018/06/word-counter-by-umer-softwares.html Source Code: View project on github Download project as zip file View code files: data.java hist.java infor.java mainscreen.java result.java setting.java You may not copy, modify or redistribute it without prior permission from Hafiz Muhammad Umer ([email protected]). The application itself can … Read more Word Counter source code
Here is a slightly edited version of the problem I got: Given an array of integers, considering the integers as the lengths of sides of a triangle, write a function that returns the minimum perimeter of any triangle possible with these set of integers by using any three of them as the lengths of sides … Read more Least Perimeter Problem
Can a static method access non static property in java? The simple answer is “No”. But there is an indirect method to do this. Consider the following code: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 /** * @author Hafiz Muhammad Umer */ public class … Read more How can a static method access non-static property in java
This is the source code for my application “Date to Calendar”. For more information about the program and download visit: https://umersoftwares.blogspot.com/2017/11/date-to-calendar-by-umer-softwares.html File: MainClass.java 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 … Read more Date to Calendar source code
I am going to discuss about the output of this code: It has different outputs in different IDEs: In NetBeans: In eclipse: Also see its output in JShell: The reason for different outputs in different platforms is discussed below: Let us consider a code to input a number from the user and display the ASCII … Read more Mystery of this code is explained
This is the code for a simple android application, made in android studio. It is no more than a simple calculator. You can see its interface in the screenshot below: You can download its apk from the button below: Code: activity_main.xml: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 … Read more Simple Calculator Android Application Code
Problem: Write a program that will input a 2 D array from the user. The array will be the structure of a maze. The 1s in the array will represent the path where the mouse can move and 0s in the array will represent walls. There is a big piece of cheese in the maze … Read more Mouse and Maze (Part 2)
Problem: Write a program that will input a 2 D array from the user. The array will be the structure of a maze. The 1s in the array will represent the path where the mouse can move and 0s in the array will represent walls. There is a big piece of cheese in the maze … Read more Mouse and Maze (Part 1)
Problem: Input a 2 D array from the user. You must ask the user about the number of rows and columns of the array before taking the array as input. Input the array in a user friendly method. The array will contain the numbers from 0 to 20 only. If the user gives a number … Read more Analyse 2D Array