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Showing posts from July, 2013

Example using Interface in Java

import java.util.*; interface Num{ int a=5, b=10; } // All identifiers declared within an interface are final public class Add implements Num{ public Add(){ int add=a+b; System.out.println("Sum: "+add); } public static void main(String[] args){ Add ad=new Add(); } }

C Code to print first n Natural Numbers

#include<stdio.h> #include<conio.h> int i, n; void main(){ clrscr(); printf("Enter Limit: "); scanf("%d",&n); printf("Natural Numbers:-"); for(i=1; i<=n; i++) printf("\n%d", i); getch(); }

C++ Code to print first n Natural Numbers

#include<iostream.h> #include<conio.h> int i, n; void main(){ clrscr(); cout<<"Enter limit: "; cin>>n; cout<<"\nNatural Numbers:-"; for(i=1; i<=n; i++){ cout<<i; } getch(); }

C++ Code to accept two numbers and display their sum

#include<iostream.h> #include<conio.h> int a, b, sum=0; void main(){ clrscr(); cout<<"Enter two numbers: "; cin>>a>>b; sum=a+b; cout<<"Sum: "<<sum; getch(); }

Using Scanner class to calculate the total number of words within a string

import java.util.*; public class TotalWords{ Scanner scan=new Scanner(System.in); String text; public void input(){ try{ System.out.printf("Enter A String: "); text=scan.nextLine(); } catch(InputMismatchException e){ System.err.println("Error Occurred!\n"+e.getMessage()); System.exit(0); } } public void compute(){ scan=new Scanner(text); long total=0; while(scan.hasNext()){ scan.next(); total++; } System.out.println("Total Number of Words: "+total); } public static void main(String[] args){ TotalWords TW=new TotalWords(); TW.input(); TW.compute(); } }

Simple Interest Calculation Java Applet

import java.applet.*; import java.awt.*; import java.awt.event.*; import java.io.*; public final class InterestCalcApplet extends Applet implements ActionListener { TextField principalField, rateField, numYearsField; double simpleInterest = 0, amount = 0, principal = 0, numYears = 0, rate = 0; Button calcButton = new Button("Calculate"); boolean error, error2, error3, error4; int er; File file; byte b[]; String cmd = ""; public InterestCalcApplet() { super(); add("South", calcButton); } @Override public void init() { try { principalField = new T...

HTML Code to check the Password strength

<html> <head> <title>Password Strength</title> </head> <body style="color: white; background-color: #294a8f; text-align: center; text-shadow: 2px; font-family: sans-serif;"> <center> <div> <input type="password" id="password" placeholder="Your Password" autofocus/><br> <button id="strength" onclick="getStrength();" style="appearance: push-button; border-color: #3b5998; background-color: #294a8f; color: white;">Strength</button> <div id="result"></div> <script> ...

Creating Multiple Tabs in HTML

HTML Document is here:- <!DOCTYPE html> <html> <head> <title>Tabs</title> <link rel=alternate href="hello.html" hreflang=en type=text/html title="English HTML"> <link type="text/css" href="tabs.css" rel="stylesheet" /> <meta charset="UTF-8"/> </head> <body style="margin: 0;"> <center> <script src="tabs.js"></script> <ul id='tabs'> <li><a href="#one">Tab 1</a></li> <li><a href="#two">Tab 2</a></li...

Java servlet to check if the entered E-mail exists and the password of the E-mail is correct or not

Here is the Java Source Code:- import java.awt.image.*; import java.io.*; import java.nio.file.*; import java.util.*; import javax.imageio.*; import javax.servlet.ServletException; import javax.servlet.http.*; public class Login extends HttpServlet { @Override public void service(HttpServletRequest req, HttpServletResponse res) throws IOException, ServletException { String email, password; email = req.getParameter("email"); password = req.getParameter("password"); if (!(email == null && password == null)) { login(email, password, req, res); } } private void login(String email, String password, HttpServlet...