Free Programming Source Codes and Computer Programming Tutorials

Wednesday, September 23, 2020

Product of Two Numbers in Go

A simple program that I wrote using Go programming language to ask the user to give two numbers and then the program will multiply the values of the two numbers and display the results on the screen.

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 in 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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod City I also accepting computer repair, networking and Arduino Project development at a very affordable price.

Program Listing

/* product.go
   Author   : Mr. Jake Rodriguez Pomperada, MAED-IT, MIT
   Date     : September 22, 2020  10:22 PM  Tuesday
   Websites : www.jakerpomperada.com  / www.jakerpomperada.blogspot.com
   Emails   : jakerpomperada@gmail.com and jakerpomperada@yahoo.com
   Location : Bacolod City, Negros Occidental Philippines.
*/

package main

import "fmt"

func main() {
    var a, b int
    var product int

    fmt.Printf("\n")
    fmt.Print("\tProduct of Two Numbers")
    fmt.Print("\n\n")
    fmt.Print("\tEnter First Value  : ")
    fmt.Scan(&a)
    fmt.Print("\tEnter Second Value : ")
    fmt.Scan(&b)

    product = (a * b)

    fmt.Printf("\n")
    fmt.Printf("\tThe product of %d and %d is %d.",
        a, b, product)
    fmt.Printf("\n\n")
    fmt.Print("\tEnd of Program")
    fmt.Print("\n\n")
}

Tuesday, September 22, 2020

Hello World in JavaScript

ADSORPTION

Swapping Two Numbers in JavaScript

Membrane Processing Part2

Swapping Two Numbers in JavaScript

I will show you how to write a JavaScript program to ask two numbers and then the program will swap the arrangement of the two numbers.

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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod City I also accepting computer repair, networking and Arduino Project development at a very affordable price.

Program Listing

index.htm

<!DOCTYPE html>

<html>

<head>

function swapping(){

var a,b,c;

a=Number(document.getElementById("first").value);

b=Number(document.getElementById("second").value);

c=a;

a=b;

b=c;

document.getElementById("answer1").value= a;

document.getElementById("answer2").value= b;

}

function clear_all(){

document.getElementById("first").value= "";

document.getElementById("second").value= "";

document.getElementById("answer1").value= "";

document.getElementById("answer2").value= "";

document.getElementById("first").focus();

}

</script>

<style>

body {

font-family: arial;

size : 15px;

};

</style>

</head>

<body>

<h2> Swapping Two Numbers in JavaScript </h2>

<h3> Before Swapping of Two Numbers </h3>

Give First Value : <input id="first"

onkeypress="return event.charCode >= 48 && event.charCode <= 57">

Give Second Value : <input id="second"

onkeypress="return event.charCode >= 48 && event.charCode <= 57"></br></br>

<button onclick="clear_all()">Clear</button></br></br>

<h3> After Swapping of Two Numbers </h3>

Give First Value : <input id="answer1"

onkeypress="return event.charCode >= 48 && event.charCode <= 57" readonly>

Give Second Value : <input id="answer2"

onkeypress="return event.charCode >= 48 && event.charCode <= 57" readonly>

</body>

</html>

Subject Grade Solver in C++

In this tutorial, I will show you how to write a program using C++ that will ask the user to give the student name, subject name, the prelim,midterm, semifinal, and final grade and then the program will compute the general average grade of the student and display the results on the screen.

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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod City I also accepting computer repair, networking and Arduino Project development at a very affordable price.

Program Listing

// grade_solver.cpp

// Author : Jake Rodriguez Pomperada,MAED-IT,MIT

// Date : September 22, 2020 Tuesday

// Website : http://www.jakerpomperada.blogspot.com

// Email : jakerpomperada@gmail.com

#include <iostream>

#include <string.h>

using namespace std;

// Prelim = 0.20, Midterm = 0.20,

// SemiFinal = 0.20, Final = 0.40

int main()

{

int prelim=0, midterm=0;

int semifinal=0,finals=0;

int solve_grade=0;

char student_name[100];

char subject[100];

cout <<"\n\n";

cout <<"\tSubject Grade Solver in C++";

cout <<"\n\n";

cout <<"\tStudent Name : ";

gets(student_name);

cout <<"\tSubject : ";

gets(subject);

cout <<"\n\n";

cout <<"\tEnter Prelim Grade : ";

cin >> prelim;

cout <<"\tEnter Midterm Grade : ";

cin >> midterm;

cout <<"\tEnter Semi Final Grade : ";

cin >> semifinal;

cout <<"\tEnter Final Grade : ";

cin >> finals;

solve_grade = (prelim * 0.2) +

(midterm * 0.2) +

(semifinal * 0.2) +

(finals * 0.4);

cout <<"\n\n";

cout << "\tStudent : " << student_name;

cout <<"\n\n";

cout << "\tSubject : " << subject;

cout <<"\n\n";

cout <<"\tYou general average grade is "

<< solve_grade <<".";

cout <<"\n\n";

cout <<"\tEnd of the Program";

}

Monday, September 21, 2020

Power of a Number in C

Belt Unboxing Video with Julianna

Power of a Number in C

Design and create a program that will ask the user to give base and exponent values and then the program will compute the power value of the number and then display the the result on the screen using C programming language.

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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod I also accepting computer repair, networking, and Arduino Project development at a very affordable price.

My personal website is http://www.jakerpomperada.com

Prorgam Listing

/* power.c

Author : Jake Rodriguez Pomperada,BSCS,MAED-IT, MIT

Date : September 21, 2020 Monday 3:39 PM

Location : Bacolod City, Negros Occidental

Website : http://www.jakerpomperada.com

Email : jakerpomperada@jakerpomperada.com

#include <stdio.h>

#include <stdlib.h>

#include <math.h>

int main()

{

double base=0.00, exponent=0.00, result=0.00;

system("COLOR F0");

printf("\n\n");

printf("\tPower of a Number in C");

printf("\n\n");

printf("\tEnter a Base Number : ");

scanf("%lf", &base);

printf("\n\n");

printf("\tEnter an Exponent : ");

scanf("%lf", &exponent);

// calculates the power of the number

result = pow(base, exponent);

printf("\n\n");

printf("\tDISPLAY RESULT");

printf("\n\n");

printf("\t%.1lf^%.1lf = %.2lf", base, exponent, result);

printf("\n\n");

printf("\tEnd of Program");

printf("\n\n");

}

Sunday, September 20, 2020

Login in Microsoft Visual FoxPro

Saturday, September 19, 2020

Login in Visual Foxpro 9

A database driven login system with three attempt security feature that I wrote using Microsoft Visual FoxPro 9.0

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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod I also accepting computer repair, networking, and Arduino Project development at a very affordable price.

My personal website is http://www.jakerpomperada.com

Sample Program Output

Program Listing

* Written By: Mr. Jake Rodriguez Pomperada,MAED-IT,MIT

* Microsoft Visual Foxpro 9

* jakerpomperada@gmail.com

* Bacolod City, Negros Occidental, Philippines

* Object : Command1 Proceudre: Click

cMessageTitle = 'Information'

mcMsg1 = "After Three Attempts. Invalid Username or Password."

mnLenMsg1 = LEN(mcMsg1)

mcMsg2 = "Kindly contact the programmer for assistance."

cMessageText = mcMsg1;

+ CHR(13);

+ mcMsg2

nDialogType = 0 + 48 + 0

SELECT login

thisform.text3.Value = thisform.text3.Value -1

if thisform.text3.Value < 1

MESSAGEBOX(cMessageText, nDialogType, cMessageTitle)

THISFORM.Release()

Else

IF EMPTY(ALLTRIM(THISFORM.Text1.Value))

messagebox("Cannot continue without Username.")

thisform.text1.setfocus()

ELSE

IF EMPTY(ALLTRIM(THISFORM.text2.Value))

messagebox("Cannot continue without Password.")

thisform.text1.setfocus()

ELSE

locate for allt(lower(username))=allt(lower(login.text1.value)) ;

.and. allt(lower(pass_me))=allt(lower(login.text2.value))

if found()

DO FORM main_page

ELSE

messagebox("Incorrect Username or Passsword. Try Again")

thisform.text1.value =""

thisform.text2.value =""

thisform.text1.setfocus()

ENDIF

* Written By: Mr. Jake Rodriguez Pomperada,MAED-IT,MIT

* Microsoft Visual Foxpro 9

* jakerpomperada@gmail.com

* Bacolod City, Negros Occidental, Philippines

* Object : Command2 Procedure: Click

thisform.Release

* Written By: Mr. Jake Rodriguez Pomperada,MAED-IT,MIT

* Microsoft Visual Foxpro 9

* jakerpomperada@gmail.com

* Bacolod City, Negros Occidental, Philippines

* Object : Form1 Procedure: Init

THISFORM.Text3.Value = 3

Download the complete and free source code here

Friday, September 18, 2020

Addition of Two Numbers in Visual Foxpro

Write a Visual Foxpro program to ask the user to give two numbers and then the program will compute the sum of the two numbers given by the user.

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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod I also accepting computer repair, networking, and Arduino Project development at a very affordable price.

My personal website is http://www.jakerpomperada.com

Program Listing

* Compute Button

a = VAL(thisform.Text1.value)

b =VAL(thisform.Text2.value)

total_sum = (a+b)

thisform.text3.value = LTRIM(STR(total_sum))

* Clear Button

thisform.text1.Value = ""

thisform.text2.Value = ""

thisform.text3.Value = ""

thisform.text1.setfocus()

* Quit Button

thisform.Release

Odd and Even Number Checker in Visual FoxPro

Odd and Even Number Checker in Visual Foxpro

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 Visual Foxpro

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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod I also accepting computer repair, networking, and Arduino Project development at a very affordable price.

My personal website is http://www.jakerpomperada.com

Program Listing

* Ok Button

num_val = VAL(thisform.text1.value)

IF (num_val % 2 = 0) then

messagebox("The given number "+ ALLTRIM(STR(num_val))+ " is " + " and Even Number.",64,"The Result")

thisform.text1.Value=""

thisform.text1.setfocus()

ELSE

messagebox("The given number "+ ALLTRIM(STR(num_val))+ " is " + " and Odd Number.",64,"The Result")

thisform.text1.Value=""

thisform.text1.setfocus()

ENDIF

* Quit Button

thisform.release

Area of the Circle in C++

A simple program to ask the user to give the radius of the circle and then it will compute the area of the circle using the C++ programming language.

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.

My telephone number at home here in Bacolod City, Negros Occidental Philippines is +63 (034) 4335675.

Here in Bacolod I also accepting computer repair, networking, and Arduino Project development at a very affordable price.

My personal website is http://www.jakerpomperada.com

Program Listing

// C++ program to calculate area of the circle

// Author : Jake Rodriguez Pomperada, MAED-IT,MIT

// Date : September 18, 2020

// Email : jakerpomperada@gmail.com

// Location : Bacolod City, Negros Occidental, Philippines

#include <iostream>

#include <iomanip>

using namespace std;

int main() {

float radius=0.00, area_circle=0.00;

cout <<"\n\n";

cout <<"\tArea of the Circle in C++";

cout <<"\n\n";

cout << "\tGive radius of circle: ";

cin >> radius;

area_circle = 3.14 * radius * radius;

cout << fixed << showpoint;

cout << setprecision(2);

cout <<"\n";

cout << "\tThe Area of the circle is " << area_circle;

cout <<"\n\n";

cout <<"\tEnd of the Program";

}

Free Programming Source Codes and Computer Programming Tutorials

Wednesday, September 23, 2020

Product of Two Numbers in Go

Tuesday, September 22, 2020

Hello World in JavaScript

ADSORPTION

Swapping Two Numbers in JavaScript

Membrane Processing Part2

Swapping Two Numbers in JavaScript

Subject Grade Solver in C++

Subject Grade Solver in C++

Monday, September 21, 2020

Power of a Number in C

Power of a Number in C

Belt Unboxing Video with Julianna

Power of a Number in C

Sunday, September 20, 2020

Login in Microsoft Visual FoxPro

Saturday, September 19, 2020

Login in Visual Foxpro 9

Friday, September 18, 2020

Addition of Two Numbers in Visual Foxpro

Addition of Two Numbers in Visual Foxpro

Odd and Even Number Checker in Visual FoxPro

Odd and Even Number Checker in Visual Foxpro

Area of the Circle in C++

Area of the Circle in C++

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