What is Armstrong number? Sum of a number’s digits raised to the power total number of digits is armstrong number. Armstrong numbers example: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 153, 370, 371, 407, 1634 etc Explanation: 3 = 3^1 = 3 153 = 1^3 + 5^3 + 3^3 = 153 Non-Armstrong … Read more
This error message may occur if Outlook is unable to establish a connection with your e-mail server or if the server is being interrupted by other services in the computer.
This is a simple calculator program written in C Language. It Performs addition, subtraction, multiplication or division depending the input from user. This usage switch case statement. Let see the C Program # include <stdio.h> int main() { char operator; double firstNumber,secondNumber; printf(“Enter an operator (+, -, *,): “); scanf(“%c”, &operator); printf(“Enter two operands: “); … Read more
A NoSQL (often interpreted as Not Only SQL) database provides a mechanism for storage and retrieval of data that is modeled in means other than the tabular relations used in relational databases. The original intention has been modern web-scale databases. The movement began early 2009 and is growing rapidly. Often more characteristics apply such as: schema-free, easy … Read more
A function is a group of reusable code which can be called anywhere in your program. This eliminates the need of writing the same code again and again. It helps programmers in writing modular codes. Functions allow a programmer to divide a big program into a number of small and manageable functions. Like any other … Read more
This is a tic-tac-toe game in C Language. You can this as a mini project in C Language. #include<stdio.h> #include<conio.h> #include<stdlib.h> #include <windows.h> int board[10] = {2,2,2,2,2,2,2,2,2,2}; int turn = 1,flag = 0; int player,comp; void menu(); void go(int n); void start_game(); void check_draw(); void draw_board(); void player_first(); void put_X_O(char ch,int pos); COORD … Read more
Linux Server Hardening Security Tips Linux Server Hardening Checklist and Tips The following instructions assume that you are using CentOS/RHEL or Ubuntu/Debian based Linux distribution. Minimize Software to Minimize Vulnerability Do you really need all sort of web services installed? Avoid installing unnecessary software to avoid vulnerabilities in software. Use the RPM package manager such … Read more
Here is simple C program for analog clock. This can be used as a reference for project reference. /*Note press ctrl+pause break to stop the clock while executing in TC*/ #include<stdio.h> #include<graphics.h> #include<stdlib.h> #include<math.h> #include<dos.h> #include<time.h> #define PI 3.147 void clockLayout(); void secHand(); void hrHand(); void minHand(); int maxx,maxy; void main() { int gdriver=DETECT,gmode,error; initgraph(&gdriver,&gmode,“c:\turboc3\bgi\”); … Read more
A year is a leap year if − It is evenly divisible by 100 If it is divisible by 100, then it should also be divisible by 400 Except this, all other years evenly divisible by 4 are leap years. —————————————————————— #include <stdio.h> int main() { int year; printf(“Enter a year: “); scanf(“%d”,&year); if(year%4 … Read more