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Saturday, August 23, 2014

The Perfect AJAX Request

The Perfect AJAX Request

$.ajax({
  type: 'POST',
  url: 'http://tutorial101.blogspot.com/feed/',
  data: { postVar1: 'theValue1', postVar2: 'theValue2' },
  beforeSend:function(){
    // this is where we append a loading image
    $('#ajax-panel').html('
Loading...
');
  },
  success:function(data){
    // successful request; do something with the data
    $('#ajax-panel').empty();
    $(data).find('item').each(function(i){
      $('#ajax-panel').append('
' + $(this).find('title').text() + '
' + $(this).find('link').text() + '
');
    });
  },
  error:function(){
    // failed request; give feedback to user
    $('#ajax-panel').html('
Oops! Try that again in a few moments.
');
  }
});
Posted by ednalan at 8:52 AM . Under .

Wednesday, August 20, 2014

Running Python Scripts on Windows with Apache and Xampp

Running Python Scripts on Windows with Apache and Xampp

create a script like the following, and put it in c:\xampp\cgi-bin\tutorial_1.py 

#!/Python27/python

print "Content-type: text/html"
print 
print "<html>"
print "<head>"
print "<title>Tutorial CGI</title>"
print "</head>"
print "<body>"
print "<h1>Phython!</h1>"
print "<p>Xampp</p>"
print "<p>Tutorial101</p>"
print "<p>Phython for web</p>"
print "</body>"
print "</html>"


URL = http://localhost/cgi-bin/tutorial_1.py
Posted by ednalan at 6:37 AM . Under .

Tuesday, August 19, 2014

Creating a RESTful Web Service in PHP

Creating a RESTful Web Service in PHP 
<?
// process client request via url
header("Content-Type:application/json");
if (!empty($_GET['name'])) {
 
 $name = $_GET['name'];
 $price = get_price($name);
 
 if (empty($name))
  deliver_response(200,"book not found", null);
 else
  deliver_response(200,"book found", $price);
}else{
 deliver_response(400,"Invalid request", null);
}

function deliver_response($status,$status_message,$data)
{
 header("HTTP/1.1 $status $status_message");
 $response['status'] = $status;
 $response['status_message'] = $status_message;
 $response['data']=$data;

 $json_response = json_encode($response); 
 echo $json_response;
}
function get_price($find) {
 $books=array(
  "java" =>299,
  "c" =>348,
  "php" =>267
 );

 foreach ($books as $book=>$price){
 if ($book==$find) {
  return $price;
  break;
 }
 }
}
?>

//.htaccess file
# Turn on the rewrite engin
Options +FollowSymLinks
RewriteEngine On

#request routing
RewriteRule ^([a-zA-Z]*)$ index.php?name=$1 [nc,qsa]
Posted by ednalan at 8:38 AM . Under .
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