Area and Circumference of the Circle Using JOptionPane in Java

 Machine Problem

 Write a program that input from the user the radius of a circle as an integer and prints the circle's circumference and area using the predefined constant Math.PI.

Use the following formulas (r is the radius):

circumference = 2 PI r

area = PI r 2

 

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Program Listing

Area_Circle.java

/* Write a program that input from the user the radius of a circle

as an integer and prints the circle's circumference and area

using the predefined constant Math.PI.

Use the following formulas (r is the radius):

circumference = 2 PI r

area = PI r 2

 * 

 */

import javax.swing.JOptionPane;

import java.text.DecimalFormat;

import java.lang.Math;  

public class Area_Circle {

private static final DecimalFormat df = new DecimalFormat("0.00");

public static void main(String[] args) {

// TODO Auto-generated method stub

// TODO Auto-generated method stub

  String r = 

         JOptionPane.showInputDialog( "Enter the radius of the circle:  " );

       double radius = Double.parseDouble(r); 

                  

     //Area = PI*radius*radius       

      double area=(Math.PI*(radius*radius));  

      //Circumference = 2*PI*radius

      double circumference= Math.PI * 2*radius;

      

      JOptionPane.showMessageDialog( null,  "The Area of the Circle :  " + df.format(area) + "\n"

        + "The Circumference of the Circle :  " + df.format(circumference)

        , "The Result", JOptionPane.INFORMATION_MESSAGE );

}

}

Simple Login Using JS and PHP

Simple Login Using JS and PHP

A simple login and registration program that I wrote using JavaScript, PHP and MySQL.

 I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

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DOWNLOAD THE COMPLETE AND FREE SOURCE CODE HERE

Simple CRUD Application Using JavaScript and PHP

Simple CRUD Application Using JavaScript and PHP

 A simple crud application using JavaScript and PHP programming language.

 I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

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DOWNLOAD THE COMPLETE SOURCE CODE HERE

Odd and Even Number in C++ Using Boolean Function

Odd and Even Number in C++ Using Boolean Function

 A simple program to ask the user to give a number and then the program will check if  the given number is an odd or even number using boolean function in C++ programming.

 I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

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Program Listing

#include <iostream>

#include <cstdlib>

using namespace std;

bool isEven (int num);

int main()

{

     int val=0;

     cout <<"\n\n";

     cout << "\tOdd and Even Number in C++ Using Boolean Function";

     cout <<"\n\n";

     cout << "\tGive a Number: ";

     cin >> val;

     cout <<"\n\n";

     if ( isEven ( val ) )

          cout <<"\t" <<val << " is even number.";

     else

          cout <<"\t" << val << " is odd number.";

    

      cout <<"\n\n";

     system("PAUSE");

     return 0;

}

bool isEven ( int num )

{

     if ( num % 2 ) return false ;

     else return true; 

}

Celsius To Fahrenheit Using JOptionPane in Java

Celsius To Fahrenheit Using JOptionPane in Java

 Machine Problem

Write a program that asks for a temperature in Celsius and prints out the temperature

in Fahrenheit. Use InputBox for input and OutputBox for output. The formula to

convert Celsius to the equivalent Fahrenheit is  fahrenheit = 1.8 x celsius + 32

 I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

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Program Listing

/* Write a program that asks for a temperature in Celsius and prints out the temperature

in Fahrenheit. Use InputBox for input and OutputBox for output. The formula to

convert Celsius to the equivalent Fahrenheit is:

*

fahrenheit = 1.8 x celsius + 32

 * 

 */

package demo;

import javax.swing.JOptionPane;

import java.text.DecimalFormat;

public class Temperature {

private static final DecimalFormat df = new DecimalFormat("0.00");

 

public static void main(String[] args) {

// TODO Auto-generated method stub

  String celsius = 

         JOptionPane.showInputDialog( "Enter Temperature in Celsius : " );

       double celsius_temp = Double.parseDouble(celsius); 

      

      double Fahrenheit = (1.8 * celsius_temp) + 32; 

      

      JOptionPane.showMessageDialog( null,  "The temperature in Fahrenheit :  " + df.format(Fahrenheit) 

        , "The Result", JOptionPane.INFORMATION_MESSAGE );

}

}

Concatenation of FirstName and LastName in C++

Concatenation of FirstName and LastName in C++

 A program that will accept the users firstrname and lastname and then it will concatenate the firstname and lastname using C++ programming language.

I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

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Program Listing

name.cpp

#include <iostream>

#include <string>

using namespace std;

main() {

    string first_name, last_name;

    string complete;

    

    cout <<"\n\n";

    cout <<"\tConcatenation of FirstName and LastName in C++";

    cout <<"\n\n";

    cout << "\tEnter your first name : ";

    cin >> first_name;

    cout << "\tEnter your last name : ";

    cin >> last_name;

    cout << "\n\n";

    complete = first_name +  " " + last_name;

    cout << "\tHello " << complete << ".";

    cout << "\n\n";

    system("PAUSE");

}

Miles To Kilometers in Python

Miles To Kilometers in Python

 A simple program to ask the user to give distance value in miles and convert it into kilometers in python programming language.

I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

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Thank you very much for your support.

Program Listing

miles_kilometers.py

print()
print("\tMiles To Kilometers in Python\n")
miles = float(input("Enter Miles : "))
kilometers = round(miles * 1.6,2)
print()
print(round(miles, 2), " miles(s) is equal to ", round(kilometers,2), " kilomenter(s).")
print()
print("End of Program")

Centimeters To Feet in Python

Centimeters To Feet in Python

  A simple program to ask the user centimeter value and convert it into feet equivalent using Python programming language.

I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

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Program Listing

print()
print("\tCentimeters To Feet in Python\n")
# take input from user
cm = int(input("Enter the height in centimeters: "))
# convert centimeter to feet
feet = 0.0328 * cm
# print result
print()
print("The length in feet", round(feet, 2), "feet(s).")
print()
print("End of Program")

Kilograms To Pounds in Python

Kilograms To Pounds in Python

 A simple program to ask the user kilograms value and convert it into pounds equivalent using Python programming language.

I am currently accepting programming work, IT projects, school and application development, programming projects, thesis and capstone projects, IT consulting work, computer tutorials, and web development work kindly contact me at the following email address for further details.  If you want to advertise on my website kindly contact me also in my email address also. Thank you.

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My mobile number here in the Philippines is 09173084360.

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Program Listing

print()
print("\tKilograms To Pounds in Python\n")
kilo_grams = float(input('Give Kilograms Value : '))
pounds = round(kilo_grams * 2.2046,2)
print()
print(kilo_grams,' Kilograms =', pounds,'Pounds.\n')
print("End of Program")

Display 10 To 1 Using For Loop in JavaScript