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An Internet Protocol address ( IP address ) is a numerical label assigned to each device (e.g., computer, printer) participating in a computer network that uses the Internet Protocol for communication. [ 1 ] An IP address serves two principal functions: host or network interface identification and location addressing . Its role has been characterized as follows: " A name indicates what we seek. An address indicates where it is. A route indicates how to get there. " [ 2 ] The designers of the Internet Protocol defined an IP address as a 32-bit number [ 1 ] and this system, known as Internet Protocol Version 4 (IPv4), is still in use today. However, due to the enormous growth of the Internet and the predicted depletion of available addresses , a new version of IP ( IPv6 ), using 128 bits for the address, was developed in 1995. [ 3 ] IPv6 was standardized as RFC 2460 in 1998, [ 4 ] and its deployment has been ongoing since the mid-2000s. IP addresses are binar...
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Introduction to Object Oriented Programming ( OOP )

Object-Oriented Programming Object Oriented programming is a programing model that is based upon data and object. Classes   Classes are the blueprint of objects. Now you will think about what actually blueprints are. Blueprints are actually a design or plan to build something. Let's take an example like the map is detail plan of house classes are detail plan in  Object-Oriented programming. let's give you an example of a class on java so that you can unferstand. public class Car {          int horsePower;     String name;     String color;      String Company; } public class Sample {     public static void main(String[] args) {         Car car;         Car mehran;             } } Class name always start with capital letters . It is a good practice to name classes .  We will later learn how this is good. So in the above class Car ...

Steps to remove google accounts from Computer

Open Google . You will see a round shaped picture of google account picture in top right corner as marked in below picture Click on it. Click on sign out of all accounts Click on Sign In at the top right corner as shown in picture below. Click on it. You will see following screen. Select your desired account from it and sign in . Reopen your form by clicking link provided to you, It will be open now.

Steps of splitting pdf files

Goto https://www.ilovepdf.com/split_pdf Click on Select PDF File. Upload your pdf file here. Select Extract Pages from right menu. Click on Split pdf button and wait for the procedure. Now Click on Download Split PDF and you will get a zip file in which there will be separate pdf.

JUnit in net beans

Installation of JUnit in net beans   If you are using net beans 8.0 than JUnit plugin is already installed in net beans otherwise you have to install it by following method. Open net beans click on tools menu on the menu bar .click on plugins. Plugins window will appear. In the search box write JUnit. It will appear in search result. Click on JUnit than click install. It will be automatically downloaded and installed. Basic Usage 1)     Create a class Create a class to be tested. We added a function of sum in it which will be tested. *   * To change this license header, choose License Headers in Project Properties.   * To change this template file, choose Tools | Templates   * and open the template in the editor.   */ package javatest; /**   *   * @author Cyber Tech   */ public class Javatest {     public int add(String num1,String num2)     {   ...