Free Programming Source Codes and Computer Programming Tutorials

Sunday, February 5, 2017

Palindrome Number in Visual Basic NET

In this article I would like to share with you a sample program that will ask the user to give a number and then our program written in Visual Basic NET will give if the given number is a Palindrome or Not a Palindrome. The code is very easy to understand and use.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

Public Class Form1

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

Dim num As String

Dim sum, t, r As Integer

num = TextBox1.Text

sum = 0

t = num

While num <> 0

r = num Mod 10

sum = sum * 10 + r

num = num \ 10

End While

If sum = t Then

Label2.Text = " The Number " + t.ToString() + " is a Palindrome Number."

Else

Label2.Text = " The Number " + t.ToString() + " is NOT a Palindrome Number."

End If

End Sub

Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click

End

End Sub

End Class

ID Fields Listing in PHP and MySQL

I have encounter a problem regarding how to display a series of numbers in the number or id field in PHP and MySQL when we want to display a series of records in our field. Actually the solution is a very simple looping statement to increment in ascending order every time we at records in our tables here is the solution below. I hope you will find my work useful. Thank you.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

<html>

<body>

th,td{

border-width:0px 1px 1px 0px;

}

</style>

<?php

$counter=1;

mysql_connect('localhost','root','') or die(mysql_error());

mysql_select_db('profile') or die(mysql_error());

$query=mysql_query("select * from user_table ") or die(mysql_error());

echo'<table border="1" ><th >ID</th><th>Name</th><th>Work</th>';

while($res=mysql_fetch_array($query))

{

echo'<tr><td>'.$counter.'</td><td>'.$res['name'].'</td><td>'.$res['work'].'</td></tr>';

$counter++;

}

echo'</table>';

</body>

</html>

DOWNLOAD SOURCE CODE HERE

Student Enrollment System in PHP and MySQL

In this article I would like to share with you a program that I wrote using PHP and MySQL as my programming language. This program will allow the student to be enrolled in a university or college there are still many things to be improved in this program in my opinion I just want to share with you this one to give anybody some ideas how to create an enrollment system using PHP and MySQL. Thank you.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

DOWNLOAD SOURCE CODE HERE

Student Alumni Registration System in PHP and MySQL

Here is a simple program that I wrote in PHP what enables the user to register student as an alumni in the school that he or she graduated. I'm using bootstrap for the layout design for the code is demonstrate how to transfer one record of the student from one table to another table using PHP and MySQL. I hope my work will will help you a lot in your learning in PHP and MySQL application development. Thank you.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

DOWNLOAD SOURCE CODE HERE

Sunday, January 29, 2017

Maximum of Three Numbers in Visual Basic NET

Here is a sample program that I wrote using Microsoft Visual Basic NET that will ask the user to give three numbers and then it will check which of the three numbers is the maximum in terms of numerical value. The code is very short and easy to understand. Thank you.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

Public Class Form1

Function Maximum(ByVal valueOne As Double, _

ByVal valueTwo As Double, ByVal valueThree As Double) _

As Double

Return Math.Max(Math.Max(valueOne, valueTwo), valueThree)

End Function

Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click

End

End Sub

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

Dim val1, val2, val3 As Integer

val1 = Val(TextBox1.Text)

val2 = Val(TextBox2.Text)

val3 = Val(TextBox3.Text)

Label4.Text = "The biggest number is " & Maximum(val1, val2, val3) & "."

End Sub

End Class

Square and Cube Value Solver in Visual Basic NET

Hi there in this article I would like to share with you a sample program that I wrote in Visual Basic NET to ask the user to give a number and then our program will compute the square and cube value of the given number. The code is very short and easy to understand.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

Public Class Form1

Function Square(ByVal y As Integer) As Integer

Return y ^ 2

End Function

Function Cube(ByVal y As Integer) As Integer

Return y ^ 3

End Function

Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click

Label2.Text = "The square value of " & TextBox1.Text & " is " & Square(Val(TextBox1.Text)) & "."

Label3.Text = "The cube vallue of " & TextBox1.Text & " is " & Cube(Val(TextBox1.Text)) & "."

End Sub

Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click

TextBox1.Text = ""

TextBox1.Focus()

Label2.Text = ""

Label3.Text = ""

End Sub

Private Sub Button3_Click(sender As Object, e As EventArgs) Handles Button3.Click

End

End Sub

End Class

Sunday, January 15, 2017

Consonants and Vowels in Visual Basic NET

Here is another simple program that I wrote using Visual Basic NET that will ask the user to give a string and then our program will count the number of consonants and vowels in the given string by our user. In this program I am using Microsoft Visual Studio Ultimate 2012 Edition. I hope you will find my work useful. Thank you.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

Public Class Form1

Const vowels = "aeiou"

Const consonants = "bcdfghjklmnpqrstvwzyz"

Private Function Count_All_Vowels(given_string As String) As Integer

Dim i As Integer

For i = 1 To Len(given_string)

If InStr(1, vowels, Mid$(given_string, i, 1), vbTextCompare) Then

Count_All_Vowels = Count_All_Vowels + 1

End If

Next i

Return Count_All_Vowels

End Function

Private Function Count_All_Consonants(given_string As String) As Integer

Dim i As Integer

For i = 1 To Len(given_string)

If InStr(1, consonants, Mid$(given_string, i, 1), vbTextCompare) Then

Count_All_Consonants = Count_All_Consonants + 1

End If

Next i

Return Count_All_Consonants

End Function

Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click

Label2.Text = "The Number of Vowels is " & Count_All_Vowels(UCase(TextBox1.Text)) & "."

Label3.Text = "The Number of Consonants is " & Count_All_Consonants(UCase(TextBox1.Text)) & "."

End Sub

Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click

End

End Sub

End Class

Count Vowels in Visual Basic NET

Here is a simple program that I wrote using Visual Basic NET to ask the user to give a string and then our program will count the number of vowels in the given string. The code is very short and easy to understand.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

Public Class Form1

Const vowels = "aeiou"

Private Function Count_All_Vowels(given_string As String) As Integer

Dim i As Integer

For i = 1 To Len(given_string)

If InStr(1, vowels, Mid$(given_string, i, 1), vbTextCompare) Then

Count_All_Vowels = Count_All_Vowels + 1

End If

Next i

Return Count_All_Vowels

End Function

Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click

Label2.Text = "The Number of Vowels is " & Count_All_Vowels(UCase(TextBox1.Text)) & "."

End Sub

Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click

End

End Sub

End Class

Monday, January 9, 2017

Count Positive and Negative Numbers in C++

I this article I would like to share with you a sample program that will ask the user to give a series of positive and negative numbers and then our program will count how many positive and negative numbers being given by our user using array in C++. I wrote this code almost 7 years ago while I am teaching C++ programming in the university that I am working with. I hope you will find my work useful. Thank you.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Program Listing

#include <iostream>

using namespace std;

main() {

int grades[5],positive=0,negative=0;

for (int list=0; list <5; list+=1) {

cout << "Enter value No " << list+1 << ":";

cin >> list[grades];

}

cout << "\n\n";

for (int list=0; list <5; list+=1) {

if (list[grades] >= 0) {

positive++;

}

else {

negative++;

}

cout << "\n\n";

cout << "\nNumber of Positive Number : " << positive;

cout << "\nNumber of Negative Number : " << negative;

cout << "\n\n";

system("PAUSE");

}

Scanner Class in Java

In this article I would like to share with you a sample program that I wrote using Java as my programming language to ask the users name and age and then our program will greet our user and display the users name user scanner class to accept input from our user. The code is very short and easy to understand.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

* To change this license header, choose License Headers in Project Properties.

* To change this template file, choose Tools | Templates

* and open the template in the editor.

package javaapplication1;

import java.util.Scanner;

/**

* @author Jacob pomperada

* Example of Scanner Class in Java

* January 9, 2017 Monday

public class JavaApplication1 {

public static void main(String args[]) {

Scanner input=new Scanner(System.in);

System.out.print("\t Scanner Class Demo in Java ");

System.out.println("\n");

System.out.print("Enter your Name : ");

String user =input.nextLine();

System.out.print("Enter your Age :");

int age=input.nextInt();

System.out.println();

System.out.print("Hi " + user + " Your age is " + age +" years old.");

System.out.println("\n");

System.out.println("\t End of Program");

System.out.println();

}

Inner Class in Java

Happy New Year To All my visitors and friends who visited my website. I has been a while since I was able to post new sample program in my website because of my hectic schedule. Anyway in this article I would like to share with you a sample program that I wrote in Java to demonstrate how inner class works in Java programming language. The code is very simple just to demonstrate how it works.

Add me at Facebook my address is jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My email address are the following jakerpomperada@gmail.com and jakerpomperada@yahoo.com.

My mobile number here in the Philippines is 09173084360.

Sample Program Output

Program Listing

* To change this license header, choose License Headers in Project Properties.

* To change this template file, choose Tools | Templates

* and open the template in the editor.

package javaapplication1;

/**

* @author Jacob pomperada

* Example of Inner Class in Java

* January 9, 2017 Monday

class Outer_Class_Demo {

// inner class

private class Inner_Demo {

public void display_result() {

System.out.println("\n");

System.out.print("\t Inner Class in Java Example");

System.out.println("\n");

System.out.println("This is an inner class demonstration in Java");

System.out.println();

System.out.println("End of Program");

System.out.println();

}

void Display_Inner_Class() {

Inner_Demo inner_class = new Inner_Demo();

inner_class.display_result();

}

public class JavaApplication1 {

public static void main(String args[]) {

Outer_Class_Demo outer_class_demo = new Outer_Class_Demo();

outer_class_demo.Display_Inner_Class();

}

Free Programming Source Codes and Computer Programming Tutorials

Sunday, February 5, 2017

Palindrome Number in Visual Basic NET

ID Fields Listing in PHP and MySQL

Student Enrollment System in PHP and MySQL

Student Alumni Registration System in PHP and MySQL

Sunday, January 29, 2017

Maximum of Three Numbers in Visual Basic NET

Square and Cube Value Solver in Visual Basic NET

Sunday, January 15, 2017

Consonants and Vowels in Visual Basic NET

Count Vowels in Visual Basic NET

Monday, January 9, 2017

Count Positive and Negative Numbers in C++

Scanner Class in Java

Inner Class in Java

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