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Check if a variable in PHP does exist or not

By Faruque Ahamed Mollick

In PHP, we often see the “Undefined variable” notice. The notice shows when the variable we call does not exist. In this post, we are going to see how to check if a var.... Read More

How To Reverse String In Java in Different Ways

By Saruque Ahamed Mollick

In this post, we are going to learn how to take String input from the user and then we will make the string reverse in different ways in Java. You can choose any of these programs .... Read More

Domain Authority and Page Authority Checker PHP Script Source Code

By Faruque Ahamed Mollick

Domain Authority is so important metric for any website or blog. This metric decide the search ranking for popular search engines like Google, Bing or Yahoo. More Domain Authority .... Read More

Java Program to Find Average of Numbers In Array

By Saruque Ahamed Mollick

This below Java Program will find the average of integer elements from Array. Java Code To Find the Average value of Number Elements ( Elements will be taken from user inputs) from.... Read More

Remove Duplicate Elements From Unsorted Array And Print Sorted

By Saruque Ahamed Mollick

Now we are going to learn a java program to deal with unsorted array (or maybe a sorted or any kind of array). An unsorted array means it will not contain the elements in a particu.... Read More

Check A Number Is Armstrong or Not Using Java Program

By Saruque Ahamed Mollick

In this post, we are going to learn how to check if a number is Armstrong or not in Java. Armstrong Number Just take any number. Take the digits of that number. Now add the cubes o.... Read More

Select option from dropdown select tag by text instead of value in jQuery

By Faruque Ahamed Mollick

In most of the time, we generally select an option from an HTML select box by the value of that option. But did you ever think about selecting an option by the text of that option?.... Read More