Happy Codings - Programming Code Examples

C Programming Code Examples

C > Miscellaneous Code Examples

Program to Shutdown or Turn Off the Computer in Linux



Program to Shutdown or Turn Off the Computer in Linux

Use function system("shutdown -P now") to shutdown or turn off the computer in linux.

    #include <stdio.h>

    int main()

    {
        printf("Happy Codings - C Programming Language");
        system("shutdown -P now");

        return 0;

    }

C++ Matrix Addition Operation of Adding
Two dimensional array in C++, represented in the form of rows and columns, also suitable with matrix. For multi dimensional array, the element with indices i,j would have "address"

Program Finds Sum of Digits of a Number
'Sum of digits' means add all the digits of any number, we take any number like 358. Its sum of all digit is '3+5+8=16'. Using given code we can easily write c++ program. Enters any num

C Program to Prints 3 Characters forward
Prints 3 characters forward and backward to demonstrate character printing in C program code example. Define the first character, define the second character, define the third

C Program to Add Two Complex Numbers
C Language program code add two Complex numbers by passing structure to a function. In this program code, structures j1 and j2 are passed as an argument of function add(). The

C Program to generate nth Fibonacci term
C Code Declare recursive function to find nth Fibonacci term. Assign a meaningful name to the function, say fibo(). The function accepts an integer hence update function declaration

C Code Merge & Sort Elements of 2 Arrays
We have to sort only when left<right because when left=right it is anyhow sorted. Sort the left part. Sort the right part. Merge the two sorted parts. Merge functions merges the...

C++ Bitap Algorithm and String Matching
The algorithm tells whether a text contains a substring which is "approximately equal" to a given pattern, where approximate equality is defined in terms of Levenshtein distance and

C Convert the File Contents in Upper-Case
C Program to read a text file and convert the file contents in capital (Upper-case) and write the contents in a output file. Program to copy contents of one file into another by changing