Angular JS Hello World Example
Angular JS is so popular today, it has been used with Node JS as web develop tools for both front end and back end. For a beginner, you must want […]
Java Tutorial
Java Swap Rows And Columns ClockWise In Two Dimensional Array Example
If you have a two dimensional array, and you want to swap the array rows and columns elements in both clockwise and anti-clockwise direction. This example will tell you how […]
Convert Excel To JSON In Java Example
A reader of article Read / Write Excel Data Using Apache POI ask me a question about how to read excel sheet data and write those data to a JSON file. This […]
How To Download Jars From Maven Repository
If you use maven in your java project, you should use pom.xml to add dependencies that your java project required. But sometimes you may need to add the third party […]
Find Minimum Value In Java Array Example
This example will get an array of integer numbers from command line console which user input, then it will calculate the minimum number in the integer array and print the […]
Java Check Leap Year Example
This example will tell you how to check whether a year is a leap year or not. As we know, leap year is an integer which can be divided by […]
How To Write Console Output To Text File In Java
java.lang.System out and err object are used to write text data to standard output stream and standard error stream. The default output stream is command line console. But System class […]
Java System In Out Error Example
This example will tell you how to use java standard input, output and error object to read string data from user command line input, write string data to standard output […]
How To Check If A String Is Numeric In Java
This example show you how to check if a string content is numeric or not. It provide totally six methods to use. package com.dev2qa.calculatorexample; import java.util.regex.Matcher; import java.util.regex.Pattern; /** * […]
Android Custom RatingBar Example
android.widget.RatingBar is used to represent rating bar in android applation. It is subclass of android.widget.ProgressBar, so it behaves similar with ProgressBar. This article will tell you how to use RatingBar […]