Command-line arguments are parameters that are supplied to the application program at the time of invoking it for execution. The arguments that are passed to main() are command-line arguments. Use of Command Line Arguments in Java class command { public static void main(String aa[]) { int cc, ii=0; String stri; cc=aa.length; System.out.println(“Number of Arguments=”+cc); while(ii<cc) … Read more
Stream in Java A Stream in Java is a sequence of objects that supports functional-style operations. A stream is a water body that carries water as it flows from one point(source) to another(destination). In programming terminology, a stream can be a continuous group of data or a channel through which data travels from one point(source) … Read more
Simple Program in Java Language import java.io.*;class welcome{public static void main(String aa[]){System.out.println(“Welcome in Java programming language”);System.out.println(“Java is developed by James Gosling”);System.out.println(“This language was initially called as Oak”);}} How to run a Java Program Compile and execute : 2. Save this file as welcome.java. 3. Write these commands on the prompt to run the Java program … Read more
To build an applet, first of all, we need to create an applet code(program_name.java file). After successful compilation, its corresponding( program_name.class) file is created. Then a web page, also known as an HTML document( ) is to be developed. Once the HTML document(.html) is created, the applet is to be inserted into it. Finally, the … Read more
Program to Check Armstrong Number Armstrong number is a number that is of three integer digits, whose sum of the cubes of its individual digits is equal to that number which we enter, like 153, the cube of 1 and the cube of 5, and the cube of 3 and the sum of both … Read more
Java Program for Chess Game Each square(rectangle) in the chessboard is 20 pixels by 20 pixels. The squares are grey and black. If the row and column are either even or odd, then the color is Grey. Otherwise, change the color to Black. import java.awt.*; import java.applet.*; public class Checkerboarrd extends Applet { public … Read more
The variables(int blue, int yellow, int pink) of an interface are always declared as final. Final variables are those variables whose values are constants and can’t be modified(changed). The class that implements the interface will use the variables as declared within the interface and can’t modify(change) the value of the variable. How to define and … Read more
In Java, multidimensional arrays are also applied as arrays of arrays. 2D(two-dimension i.e tabular form) array is the generally used and simplest multi-dimensional array(like excel sheet(grids)). 2D arrays are represented in a row-columns([3][4]) form, and the terms “rows”[3] and “columns”[4] are used in computing. Syntax…. Declaration – Syntax: Data_Type[][] Array_Name = new int[Row_Size][Cols_Size]; … Read more
ACCESS MODIFIERS IN JAVA……. An access modifier is a reserved keyword, or we can say visibility controls, which is used to restrict access. We can use these access modifiers to determine whether a field or method in a class can be called or used by another class or subclass or not. That means these access … Read more
