In this blog we will understand about Vector Class in Collection Framework. We use vector class to facilitate the growable nature of collection of objects. Like array we can access any member of the ...

How to find the size of a Java array? To find the size or length of a Java array, follow these four steps Declare a variable of type array. Initialize the Java array to a non-null value. Use the ...

Adding a new number to WhatsApp is a simple task that allows you to start chatting with someone quickly. Whether you’re using an Android device or an iPhone, the process involves saving the number to ...

Although your carrier might allow you to add an additional line to your plan, the company probably won't permit you to attach the new phone number to your iPhone as a secondary line. Your carrier ...

If you’re looking to add a number in front of a number in Excel, we’ve got just the guide for you. Let’s say you have a dataset of local phone numbers. Now, you want to make a separate list with the ...

An ISS Roll-Out Solar Array (IROSA) extends after being installed on the station during a June 15 spacewalk. Credit: NASA TV WASHINGTON — After completing an upgrade to the International Space Station ...

///Given an array arr[] of size N-1 with integers in the range of [1, N], the task is to find the missing number from the first N integers. public class arr_15 ...

Given an array of length N and an integer x, you need to find and return the first index of integer x present in the array. Return -1 if it is not present in the array. First index means, the index of ...