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Visual Basic Programming Code Examples

Visual Basic > Code Snippets Code Examples

Add lines of text to a file



Add lines of text to a file

Private Sub Form_Load()
'Replace 'c:\test.txt' with the name of the file you want to edit. 
Open "c:\test.txt" For Append As #1
'Replace 'new line added' with the line you want to insert to the file. 
Print #1, "new line added"
Close #1
End Sub

Check if Given Binary Tree is an AVL Tree
This is a C++ Program to check if BST is AVL. An AVL tree is a self-balancing binary search tree. It was the first such data structure to be invented. In an "AVL tree", the heights of the

Strrchr searches the string in reverse order
'StrrChr' is similar to the function 'StrChr', the only difference is that it searches the string in "Reverse Order", would have understood why we have extra r in 'strrchr', yes you guessed it

Code find sum of all elements of an array
Write a C program to read elements in an array and find the sum of all elements of the array. C program to find sum of elements of the array. How to add elements of an array

Finding Last Occurrence of Word in String
Logic to Search 'Last Occurrence' of a word is almost similar to searching first occurrence of a word in string. Just with last occurrence of a word do not terminate loop if first occurrence

Implement The Edmonds-Karp Algorithm
The Edmonds_Karp Algorithm which is used to compute the maximum flow between the 'sink and source vertex'. It is the same as the "Ford - Fulkersson" Algorithm except that it

C++ Multiply Two Matrices use 2D Arrays
C++ Code is very simple it takes input in two 2D arrays each with size of 2X2. After taking the input program "multiply two matrix" in 3 nested for loops. Size of arrays is defined use

C++ Finds All Roots of Quadratic Equation
Program accepts "coefficients" of a quadratic equation from the user and displays the roots (both real and complex roots depending upon the discriminant). 'ax^2+bx+c = 0' (where a, b,

C++ Program to Solve Knapsack Problem
This is a C++ Program to 'knapsack problem' using dynamic programming. The knapsack problem or "rucksack problem" is a problem in combinatorial optimization: given a set of