## Java Program: Calculate Roots of Quadratic Equation | Java Programs

Java program to calculate roots of the quadratic equation – The following program has been written in 2 simple ways. A quadratic equation is of the form ax2+bx+c=0 where a,b,c are known numbers while x is the unknown. Our problem statement is to write a code to find the roots of this equation. Roots of the equation are the values ...

## Java Program To Subtract Two Matrices – 3 Ways

Java program for matrix subtraction. The following Java code to subtract two matrices has been written in three different ways. For addition you can check here, The methods are: Using For Loop Using While Loop Using Do-While Loop The compiler has been added to the program so that you can execute and check it for yourself, along with suitable examples ...

## Remove An Element From Collection Using Iterator Object In Java

Java tutorial to remove an element from collection using Iterator object. Here, we will discuss about the methods to remove an element from a collection using iterator objects in Java alongside suitable examples and sample outputs. Also we have discussed what is an Iterator in brief. The methods are as follows: Removing All Elements. Removing A Specific Element Removing Using ...

## Java : Convert Character to ASCII in 2 Ways | Java Programs

Java print and Convert Char to ASCII in Java program in 2 different ways. The converted character to ASCII Java program will be given with sample output and suitable examples. ASCII is an acronym for American Common Code For Information Interchange. It is a standard data-transmission code used by smaller and less powerful computers to convey both textual data (letters, ...

## Java Program to Calculate Entropy 2 Ways | Java Programs

Java program to calculate entropy in 5 ways. Entropy, in short, is the average level of information or uncertainty in a particular variable’s possibility of outcomes. Our problem statement here is, to write a code to find the entropy of a number of messages. For this, our required inputs are, the number of messages (n) and the probability of each ...

## Java Program to Calculate Variance & Standard Deviation | Java Programs

To solve any given problem, we first have to understand the problem statements thoroughly and see if any constraints are given in the problem. Then, we have to determine the requirements or inputs needed to solve the problem. Then, we decide our expected output for the given problem and finally, think of the logic to be used to arrive at ...

## How to Read All Elements In Vector By Using Iterator

Java program & tutorial to read all elements in a vector by using iterator. Here, we have discussed the various methods to do the aforementioned using sample program & Example. Compiler has been added so that you can execute the programs yourself, alongside suitable examples and sample outputs. To travel through a Vector, we can use any of the following ...

## Copying Character Array To String In Java – Tutorial

Java tutorial to copy character array to string. Here, we will discuss about the various methods of copying a character array to a string using. If you have any doubts leave a comment here at the end of the post. Creating a string object based on the character array. Adding character by character to an initially empty string. Setting character ...