How to change value of any declared and initialized integer by pointer?

Pointer is a powerful tool in C++. Pointer is a variable which contains address of variable. Let us declare 
a=30;
If we want to change the value of a then we usually type this code ;
a=40;
But using pointer we can change the value of a through its memory location without disturbing a this is the main thing that pointer enable us to make changes.
Here is an example.
#include<iostream>
#include<conio.h>
using namespace std;
int main()
{
    int a=50; //declare and initialize a
    cout<<"The value of a before "<<a;
    int *b; //declare pointer
    b=&a;   //pass address of a to b
    *b=100; //change value of a by pointer
    cout<<"\nThe value of a after changing "<<a;
getch();
}
The output of above program is :

How to Buy Domain and Hosting Package Easily in Pakistan?

If you wanna buy a domain and hosting package from godaddy or other companies then its very difficult to pay money if you don't have credit card and paypal account. If you don't have paypal account or credit card ,don't worry you can still buy domain and hosting package very easily in Pakistan. You will find many web hosting companies spreading around the Pakistan, offering services like unlimited bandwidth, and unlimited space, but when you have paid for their services you only find that majority of these hosts provide sub standard services with servers down and slow page load issues. This will never happen with HosterPK servers, as we provide competitive prices, yet our main objective is providing reliability and fast customer support. So if you are looking for a reliable hosting company in Pakistan, having latest features, with fast and reliable services and support then HosterPK  will be your best choice.

 About Hoster PK

HosterPK is a Pakistan based web hosting company, providing both providing reliable hosting services since 2009. Although we are a Rawalpindi based company, but as with any online business we provide services to all Pakistan cities with more than 3000 customers from all over Pakistan including Karachi, Lahore, Islamabad, Peshawar Quetta etc. Since its launch in 2009, HosterPK has achieved a remarkable success, in a very short time, we are currently 3rd largest hosting company in Pakistan with more than 3000 clients. Our vision is to provide internaltion standard services to our clients.
We provide hosting for both of our Linux Servers and Windows Servers, equipped with the latest technologies and features available. Looking for new features and cant find it anywhere? Look no further, because HosterPK definitely has it.

How to Place an Web Hosting Order with HosterPK

Click here HosterPk Website

1. Select your hosting package. You can choose any package based on your budget or your website requirements. Packages include Plan I (with 1GB space with cost of PKR Rs. 1,700/year) Plan II (with 2GB space and cost of PKR Rs. 2,200/year) and unlimited packages.

2. Once you have selected the hosting package you can directly click on the “Order Now” button against it to order. However if you need to see complete package details you can click on the ‘Click for More’ button to see full package details.

3. Once you click on the Order Now button you will be taken to the 1st step of the order process.
4. Here you will need to choose a domain name. From the drop down you will be able to choose different extensions like (.com, .net, .org etc). Once domain is selected click on the ‘Click to Continue’ button. If the domain is available it will display ‘Available’ with option to continue. Otherwise ‘Unavailable’ text will be displayed.

Note that if you are trying to transfer your domain name to us (e.g. you are moving from another hosting company to us) then you will need to select the 2nd option i.e. “Transfer your existing domain to us”

5. If the domain is available you can check the check mark and click on the ‘Click to Continue’ button to proceed to the next step.

6. On the next step you can choose your billing cycle and also if you require a the platform you are interested in. Click on the ‘Click to Continue’ to proceed to next step.
7.The next page is your order summary.You will review your order in this step.

8. The next page is your signup page with us. You will need to provide your information      e.g. Name, Address etc to signup with us.

9. On the next step please choose your preferred payment method and click on the ‘Complete Order’ after accepting our terms of service.

10. Now your order is placed with us. Only the payment needs to be made. You can pay using any payment options listed here: Payment Options

11. Once your deposit is made, simply confirm them using this form: http://www.hosterpk.com/dc

 

How to increase followers on twitter

Like other online social stages, un-made organizations can't resist the opportunity to take a gander at Twitter as an intends to advertise an item or business. While the utilization of Twitter as a device for social mindfulness (as we've as of late seen in Tunisia and Egypt) is a reviving change from the standard, Twitter is fundamentally only one more stage where organizations with little plan attempt to request potential customer base through discrete and unmistakable promotions. On the off chance that you are attempting to increase a devoted and intuitive after, offer accommodating goodies of exhortation without looking for anything in exchange. Make a curious perception about your life that individuals can identify with. Put forth a destination expression about your business that will start a talk with your adherents. On the off chance that connections are incorporated in your Tweets, connection to accommodating articles or exhortation sections – not to a point of arrival loaded with gimmicky publicizing duplicate or free offers. 

Focus On Quality, Not Quantity

A portion of the dodgy purported "specialists" may encourage you to post Tweets in pieces, so your messages emerge less demanding. I'm certain you've all seen what I'm discussing – an arrangement of 8 or 9 Tweets in succession by the same individual, as an endeavor to catch a substantial fragment of your Tweet bolster. This is inside and out irritating and a deceptive methodology to picking up reputation (if that is the thing that you might want to call it). I quickly erase anyone who actualizes this procedure. On the off chance that you truly need to increase an after that is advantageous instead of spamming Tweet sustains, make quality posts that captivate your group of onlookers. Likewise attempt to post a couple times each week. You can additionally track the execution of your posts for the duration of the day. Not utilizing connections within your Tweets? You can attempt to track the adequacy of your posts by the reactions you accept. So it may be more beneficial to post at 8:30pm, when everybody is finished with supper and more loose. Try different things with booking and figure out when you accept the most reactions.

Use Hash Tags 

By using hashtags in your Tweets, your presents get to be less demanding on find – which can draw in more supporters. For instance, say you need to Tweet in regards to your business. Presently when somebody does a quest for #business, just the posts that used the #business hashtag will appear in the list items. This is a considerably more particular strategy for seeking on Twitter – general clients are exceptionally acquainted with hashtags. This additionally demonstrates to you which clients are utilizing that same hashtag. You can then decide to tail them and trust they tail you back. Hashtags are likewise an incredible approach to Tweet about occasions. On the off chance that you have a substantial gathering of clients who need to utilize Twitter some time recently, throughout, or after an occasion, simply have everybody utilize the same hashtag.

Use Twitter Lists

Notwithstanding, I rapidly turned into a gigantic fan. Twitter records are an incredible path for discovering theme particular individuals to take after. I frequently pursuit records that incorporate compelling individuals in my field, then take after the other Twitter clients on that schedule. Looking through records kills the majority of the diligent work – discovering industry-particular clients. On the off chance that you start to make famous records that draw in numerous adherents, you are more inclined to increase extra investment – because of the reality they are planning to get added to your list(s).

I'm a tremendous aficionado of Twunfollow, a free apparatus that gives you a chance to track those clients who quit tailing you. Tailing somebody who tails you is a general decent karma methodology to utilizing Twitter – unless the client being referred to is a clear sham. However numerous people groups utilize a subtle procedure to re-adjust their "after" to "supporters" degree. Rehash this procedure and you can see that the following:followers degree can rapidly be controled. The hypothesis behind this strategy: having more adherents and after less individuals is an appealing Twitter quality. Apparently the unevenness with this degree suggests you are a prominent Twitter figure and worth a take after appeal. This thusly (again as indicated by some individuals) makes you a more alluring focus for individuals to take after. As I would like to think, this is a secondary school methodology to survey the following:followers degree. I give careful consideration to this degree. Anyhow I stray. Notwithstanding my perspective on this control, Twunfollow is an extraordinary instrument that sends you every day email overhauls on who quits tailing you.

C++ Program to print heart shape using pointer

#include<iostream>
#include<conio.h>
using namespace std;
int main()
{
char x=3;
char *a;
a=&x;
cout<<"\I\t"<<*a<<"\tProgramming";
getch();
return 0;
}

C++ Program to calculate area using inheritance

#include <iostream>
#include<conio.h>
using namespace std;

// Base class
class Sample
{
   public:
      void setWidth(int w)
      {
         width = w;
      }
      void setHeight(int h)
      {
         height = h;
      }
   protected:
      int width;
      int height;
};

// Derived class
class Rectangle: public Sample
{
   public:
      int getArea()
      {
         return (width * height);
      }
};

int main(void)
{
   Rectangle Rect;

   Rect.setWidth(5);
   Rect.setHeight(7);

   // Print the area of the object.
   cout << "Total area: " << Rect.getArea() << endl;

getch();
   return 0;
}

C++ Simple pointer program to print address and value

#include<iostream>
#include<conio.h>
using namespace std;
int main ()
{
     int a= 5;
 /* actual variable declaration */
 int *ptr;
 /* pointer variable declaration */
  ptr = &a;
   /* store address of a in pointer variable*/
   cout<<"Address of variable a="<< &a;
    cout<<"\nAddress stored in variable ptr="<<ptr;
     cout<<"\nValue of *ptr variable="<<*ptr;
     getch();
     return 0;
      }

C++ Program to print largest number by if else

#include<iostream>

#include<conio.h>

using namespace std;

int main()

{

int a,b;//variable declaration

cout<<"Enter two numbers:";//prompt

cin>>a>>b;

if(a==b)

cout<<a<<"\n Both numbers are equal";

if(a>b)

cout<<a<<"\n is larger";

else

cout<<b<<"\n is larger";

getch();

}