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Venkata Sai has Published 62 Articles
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
3K+ Views
To rotate the contents of an array cyclically −create an empty variable. (temp)save the last element of the array in it.Now, starting from the nth element of the array, replace the current element with the previous element.Store the element in temp in the 1st position.Example Live Demoimport java.util.Arrays; import java.util.Scanner; public ... Read More
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
801 Views
Following is a Java program to find an element in an array linearly.Example Live Demoimport java.util.Scanner; public class SearchingRecursively { public static boolean searchArray(int[] myArray, int element, int size){ if (size == 0){ return false; } if ... Read More
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
384 Views
To generate a sum triangle of a given arrayGet the elements of the array from the user say, myArray[n].Create a two dimensional array say, result[n][n].Store the contents of the given array in the first row from bottom of the 2D array.result[n][i] = myArray[i].Now, from the second row of the 2D ... Read More
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
563 Views
To arrange elements of the array following pendulum arrangement.Sort the given array, create an empty array to store the result.Store the 0th element in a variable say temp.Store the element at index 1 in the sorted array in (mid+1)st position of the resultant array, and the next element int the ... Read More
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
3K+ Views
Following is a Java program to print the spiral form of a given matrix.Example Live Demopublic class PrintMatrixInSpiralForm { public static void main(String args[]){ int a[][]={{1,2,3},{4,5,6},{7,8,9}}; int w = 0; int x = a.length-1; int y = 0; int z = a[0].length-1; while(w
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
753 Views
Following is the Java program to print diagonal pattern of a given matrix.Example Live Demopublic class DiagonalMatrix { public static void main(String args[]){ int a[][]={{1, 2, 3}, {4, 5, 6}, {7, 8, 9}}; int rows = a.length; int columns = a[0].length; ... Read More
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
5K+ Views
You can convert a character to upper case using the toUpperCase() method of the character class.ExampleFollowing program converts alternate characters of a string to Upper Case. Live Demoimport java.util.Scanner; public class UpperCase { public static void main(String[] args) { Scanner sc = new Scanner(System.in); ... Read More
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
284 Views
In Java, serialization is a concept using which we can write the state of an object into a byte stream so that we can transfer it over the network (using technologies like JPA and RMI).While serializing an object of a class, if you want JVM to neglect a particular instance ... Read More
![Venkata Sai](https://www.tutorialspoint.com/assets/profiles/119961/profile/60_3780012-1641548375.png)
Venkata Sai
278 Views
The Arrays class of the java.util package provides a method named toString() this method accepts an array value (of any type) and returns a String.ExampleFollowing Java program accepts various arrays from the user, converts them into String values and prints the results. Live Demoimport java.util.Arrays; import java.util.Scanner; public class ObjectArrayToStringArray { public ... Read More