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How to Convert InputStream to Byte Array in Java?

Last Updated: 23 July 2025

In Java, input stream refers to an ordered flow of data in the form of bytes. This flow of data can be coming from various resources such as files, network programs, input...read more

Java-Array-Programs

Java Program to Convert Byte Array to String

Last Updated: 23 July 2025

A byte is 8 bits of binary data so do byte array is an array of bytes used to store the collection of binary data. There are multiple ways to change byte array to String i...read more

Java-Array-Programs

Java Program to Convert File to a Byte Array

Last Updated: 23 July 2025

Here, we will go through the different ways to convert file to byte array in Java.Note: Keep a check that prior doing anything first. Create a file on the system repositor...read more

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Java-Array-Programs

Java Program to Convert Hex String to Byte Array

Last Updated: 23 July 2025

Hex String - A Hex String is a combination of the digits 0-9 and characters A-F, just like how a binary string comprises only 0's and 1's. Eg: "245FC" is a hexadecimal str...read more

Java-Array-Programs

Java Program to Convert Integer List to Integer Array

Last Updated: 23 July 2025

There are many ways to convert integer List to ArrayList where in this article we will be discussing out 2 approaches as below:Using concept od streams in Java8Using Apach...read more

Java-Array-Programs

Java Program to Access All Data as Object Array

Last Updated: 07 November 2022

Java is an object-oriented programming language. Most of the work is done with the help of objects. We know that an array is a collection of the same data type that dynami...read more

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Java-Array-Programs

Java Program to Print All Unique Subsets in an Array of Subsets Using Bit Manipulation

Last Updated: 21 April 2021

Given an integer array of unique elements, return all possible subsets (the power set). The solution set must not contain duplicate subsets and should return the solution ...read more

Java-Array-Programs

Java Program to Sort the 2D Array Across Rows

Last Updated: 15 September 2021

This program is used to Sort the 2D array Across rows. We will use the concept of vector to sort each row.VectorVector(): Creates a default vector of the initial capacity ...read more

Java-Array-Programs

Java Program to Compute the Sum of Diagonals of a Matrix

Last Updated: 21 May 2025

For a given 2D square matrix of size N*N, our task is to find the sum of elements in the Principal and Secondary diagonals. For example, analyze the following 4 × 4 input ...read more

Java-Array-Programs

How to Convert JSON Array to String Array in Java?

Last Updated: 23 July 2025

JSON stands for JavaScript Object Notation. It is one of the widely used formats to exchange data by web applications. JSON arrays are almost the same as arrays in JavaScr...read more

Java-Array-Programs

Java Program to Find the Normal and Trace of a Matrix

Last Updated: 21 May 2025

In Java, when we work with matrices, there are two main concepts, and these concepts are Trace and Normal of a matrix. In this article, we will learn how to calculate them...read more

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Java-Array-Programs

Java Program to Minimize the Maximum Element of an Array

Last Updated: 29 May 2021

Given two integers N and K. Create an array of N positive integers such that the sum of all elements of the array is divisible by K and the maximum element in the array is...read more

Technical Scripter

Technical Scripter 2020

Java-Array-Programs

Java Program to Convert Byte Array to Hex String

Last Updated: 23 July 2025

Byte Array - A Java Byte Array is an array used to store byte data types only. The default value of each element of the byte array is 0.Hex String - A Hex String is a comb...read more

Java-Array-Programs

Remove One Array From Another Array in Java

Last Updated: 28 January 2021

For removing one array from another array in java we will use the removeAll() method. This will remove all the elements of the array1 from array2 if we call removeAll() fu...read more

Technical Scripter

Technical Scripter 2020

Java-Array-Programs

Convert String to Byte Array in Java Using getBytes(Charset) Method

Last Updated: 23 July 2025

To convert a string to a byte array, we use the getBytes(Charset) method In Java that transforms the string into a sequence of bytes based on a specified character encodin...read more

Java-Array-Programs

Java-String-Programs

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