Get Facebook Likes Count of a page using Graph API

This small code snippet given below uses FaceBook’s graph api and returns the likes count of the page. There is no need to have the FaceBook access token to call the api and get the result.

<?php
//The following code returns the Number of likes for any facebook page.
 
//Page Id of Knowledgecotner Replace it with your page.
$page_id = "556271807742934";
$likes = 0; //Initialize the count
 
//Construct a Facebook URL
$json_url ='https://graph.facebook.com/'.$page_id.'';
$json = file_get_contents($json_url);
$json_output = json_decode($json);
 
//Extract the likes count from the JSON object
if($json_output->likes){
    $likes = $json_output->likes;
}

//Printing the count
echo $likes.' Facebook Fans';
?>

How To Display Twitter Followers Count In PHP

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Twitter is one of the most used social networking websites on the internet. Twitter API allows you to retrieve info for specific user. All you need to do is to enter the handler of the user. You can easily retrieve a specific Twitter user’s followers count with a small snippet:

Php : create pdf from html using mpdf

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MPDF
Many php applications need to create pdf of documents like invoice , receipt and even id card etc. In this article we shall create a pdf invoice using the mpdf pdf creation library. Mpdf is made in php without any other external library. Mpdf parses css much better than any other free pdf libraries like tcpdf and creates pdf files which resemble the original html file to a large extent. Along with html to pdf, mpdf can also be used to create 1d barcodes of various formats.

Cron Job in ubuntu with php

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Hi Friends Today iam working on cron job, it is Easy Process.....

If we put the file in cron, It will run automatically by setting the time limit. Using time limit we have run the file every min/hour/day/month etc.

Get User info using JS SDK after login with Facebook

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To day iam working with facebook js sdk it is very easy to get user details after user login to facebook.

<script src="http://connect.facebook.net/en_US/all.js"></script>
  <script type="text/javascript">
  FB.init({
      appId  : 'your AppId',
      status : true,
      cookie : true,
      xfbml  : true
  });
                FB.login(function (response) {
   getFBuserData ();
      });
  function getFBuserData () {
                   FB.api('/me', function(data){
                  var userdetails = data.first_name+ data.last_name + data.id+data.gender+data.link+data.birthday+data.email;
                    alert(userdetails);
          
                })
         }
</script>

How to install SSL Certificates with Apache 2 on Ubuntu

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Step – 1 Create a Certificate Signing Request(CSR file)

A CSR is an encrypted body of text. Your CSR will contain encoded information specific to your company and domain name; this information is known as a Distinguished Name or DN.
In the DN for most servers are the following fields: Country, State (or Province), Locality (or City), Organization, Organizational Unit, and Common Name.

Merge images using php

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Iam explain about how to merge images using php
The following lines of code is used to merge images.

<?php
header('Content-Type: image/jpeg');

$backgroundimage = imagecreatefromjpeg('tshirt.jpg');
$overlayimage= imagecreatefrompng('Buy-Now.png');

imagecopy($backgroundimage, $overlayimage, 100, 200, 0, 0, 130, 40);
imagejpeg($backgroundimage, null, 100); 

?>

Before merge Images:

After merge the Images: