# Visual Basic Programming Code Examples

## Visual Basic > API and Miscellaneous Code Examples

### Registering and unregistering COM components using TLBINF32.DLL

C Programming code Array Concatenation -
To concate two arrays, we need at least three array variables. We shall take two arrays and then based on some constraint, will copy their content into one single array. We shall

C Finds Cube of a Number using Function -
C Program code input any number from user and find cube of the a number using function. Lets assign meaningful name to the function, say cube(). Function should accept a number

Reads Strings from a File in Reverse Order -
Program code to find out how many strings there are. Read string length. Check buffer is large enough and increase if necessary. Now get the position for the beginning of each...

Program to Find Inverse of a Graph Matrix -
C++ code displays the Gauss Jordan method of computing inverse of a matrix. it proceeds with row by row "reduction of matrix" to unit matrix column-wise. First enter the order of

C Calculates Area of an Equilatral Triangle -
An "Equilateral Triangle" has equal sides (all 3 sides are equal). In order to calculate the area of equilateral triangle, we must know the side of the triangle. This C program would prompt

Program to Check if a Binary Tree is a BST -
Returns true if the given tree is a BST and its values are >= min & <= max. Allocates a new node with the data and "NULL" left and right pointers. The Given Binary Tree is a "BST" or

Program find Reverse of Negative number -
Write a recursive function in C Programming to find reverse of a number. To find reverse of a negative number use the logic for positive number reverse which I mentioned above. In

Program calculate & print the value of nCr -
In the following C program we are calculating & displaying the value of nCr. nCr can also be represented as C(n,r). C Language function is used to find the factorial of given number and