PHP Programming and Code

Force File Download:
To get forceful downloads through the below code snippet makes it easier to attain online files using a web-based method or file reception process. Making online use to move towards a web-based method to have file access acquired with necessity through a code provided to you below. In addition, to create a tag cloud is to get the assurance of making an online collection of files that seem necessary and usable when saved using a tagging process defined in this code snippet.
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/********************
*@file - path to file
*/ 
function force_download($file) 
{ 
    if ((isset($file))&&(file_exists($file))) { 
       header("Content-length: ".filesize($file)); 
       header('Content-Type: application/octet-stream'); 
       header('Content-Disposition: attachment; filename="' . $file . '"'); 
       readfile("$file"); 
    } else { 
       echo "No file selected"; 
    } 
} 
Creating a Tag Cloud:
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function getCloud( $data = array(), $minFontSize = 12, $maxFontSize = 30 ) 
{ 
    $minimumCount = min($data); 
    $maximumCount = max($data); 
    $spread       = $maximumCount - $minimumCount; 
    $cloudHTML    = ''; 
    $cloudTags    = array(); 
    $spread == 0 && $spread = 1; 
    foreach( $data as $tag => $count ) 
    { 
        $size = $minFontSize + ( $count - $minimumCount )  
            * ( $maxFontSize - $minFontSize ) / $spread; 
        $cloudTags[] = '<a style="font-size: ' . floor( $size ) . 'px'  
        . '" class="tag_cloud" href="#" title="\'' . $tag  . 
        '\' returned a count of ' . $count . '">'  
        . htmlspecialchars( stripslashes( $tag ) ) . '</a>'; 
    }
    return join( "\n", $cloudTags ) . "\n"; 
} 
/**************************
****   Sample usage    ***/ 
$arr = Array('Actionscript' => 35, 'Adobe' => 22, 'Array' => 44, 'Background' => 43,  
    'Blur' => 18, 'Canvas' => 33, 'Class' => 15, 'Color Palette' => 11, 'Crop' => 42,  
    'Delimiter' => 13, 'Depth' => 34, 'Design' => 8, 'Encode' => 12, 'Encryption' => 30,  
    'Extract' => 28, 'Filters' => 42); 
echo getCloud($arr, 12, 36);
Code Development Means in PHP
Find Similarity between Two Strings:
PHP arpatech has certain function similar_text occasionally usable but quite useful to compare with two strings as well as returns in percentage similarity between both. Comparing to find similarity between two given strings to see the comparativeness that needs assessment has important likes and dislikes that resonate with similarity existing within two strings under evaluation.
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similar_text($string1, $string2, $percent); 
//$percent will have the percentage of similarity 
Use Gravatars in Your Application:
With ever-increasing popularity of WordPress, Gravatars have become quite popular. It is very easy to integrate them into your application as they provide a very easy to use API.
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/******************
*@email - Email address to show gravatar for
*@size - size of gravatar
*@default - URL of default gravatar to use
*@rating - rating of Gravatar(G, PG, R, X)
*/ 
function show_gravatar($email, $size, $default, $rating) 
{ 
    echo '<img src="http://www.gravatar.com/avatar.php?gravatar_id='.md5($email). 
        '&default='.$default.'&size='.$size.'&rating='.$rating.'" width="'.$size.'px" 
        height="'.$size.'px" />'; 
}
PHP Development ways and Processes
Truncate Text at Word Break:
This function truncates certain strings only at word breaks with purpose to show a teaser when completing your article without breaking words within. To try to cut down certain words from within a sentence or a paragraph you want to use makes certain changes done with use of the code snippet shown below to complete your task.
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// Original PHP code by Chirp Internet: www.chirp.com.au  
// Please acknowledge use of this code by including this header.  
function myTruncate($string, $limit, $break=".", $pad="...") {  
    // return with no change if string is shorter than $limit   
    if(strlen($string) <= $limit)  
        return $string;  
    // is $break present between $limit and the end of the string?   
    if(false !== ($breakpoint = strpos($string, $break, $limit))) { 
        if($breakpoint < strlen($string) - 1) {  
            $string = substr($string, 0, $breakpoint) . $pad;  
        }  
    } 
    return $string;  
} 
/***** Example ****/ 
$short_string=myTruncate($long_string, 100, ' ');