Happy Codings - Programming Code Examples

Visual Basic Programming Code Examples

Visual Basic > Code Snippets Code Examples

Detect if a sound card exists



Detect if a sound card exists

Private Declare Function waveOutGetNumDevs Lib "winmm.dll" () As Long 
Private Sub Form_Load()
Dim nDev As Integer
nDev = waveOutGetNumDevs()

If nDev > 0 Then
MsgBox "Your system supports a sound card.", vbInformation
Else
MsgBox "Your system cannot play Sound Blaster Files.", vbInformation
End If
End Sub

Program Checks if Number is Even or Odd
If a number is exactly divisible by 2 then its an even number else it is an odd number. In this we have shared 2 ways to check whether the input number is even or odd. Using Modulus

C++ Compute Power with pow() Function
In this 'C++' sample, you will learn to compute power to a number manually, by using 'pow()' function. Takes two numbers from the user (a base number and an "exponent") & calculates

C Coding Replace Lowercase to Uppercase
Accepts the sentence and replaces lowercase characters by uppercase and vice-versa. Take an an English sentence as input and store it in the array "sentence[]". Copy the Last Letter's

C Codes Pointer to Pointer Double Pointer
In C, A "Pointer" holds the Address of another variable of same type. When a Pointer Holds the address of another pointer then such type of pointer is known as "pointer-to-pointer" or

C Find Power of a number using Recursion
First give a meaningful name to our recursive function say pow(). The function must accept 2 numbers i.e. base. exponent and calculate its power. Hence, take 2 parameters for base

Encode the String Display Encoded Strings
Read a 'five-letter' Word into the pc, and then encode the word on a letter-by-letter basis by subtracting 30 from the Numerical value that is used to represent each Letter. Thus if ASCII

C++ Programming Bubble Sort Algorithm
The Bubble Sort is a simple sorting algorithm that 'repeatedly' steps through the List to be sorted, compares each pair of adjacent items and swaps them if they're in the wrong order.

Converting Lowercase String to Uppercase
C program 'Converting string' from lowercase to uppercase string using loop. Internally in C language every characters are represented as an integer value known as ASCII value. Where