joseporiol

if ($_SERVER['HTTPS'] != "on") { 
	echo "This is not HTTPS";
}else{
	echo "This is HTTPS";
}

joseporiol

function generateCsv($data, $delimiter = ',', $enclosure = '"') {
   $handle = fopen('php://temp', 'r+');
   foreach ($data as $line) {
		   fputcsv($handle, $line, $delimiter, $enclosure);
   }
   rewind($handle);
   while (!feof($handle)) {
		   $contents .= fread($handle, 8192);
   }
   fclose($handle);

joseporiol

function unzip_file($file, $destination) {
	// create object
	$zip = new ZipArchive() ;
	// open archive
	if ($zip->open($file) !== TRUE) {
		die ('Could not open archive');
	}
	// extract contents to destination directory
	$zip->extractTo($destination);
	// close archive

joseporiol

function sanitize_input_data($input_data) {
	$input_data = trim(htmlentities(strip_tags($input_data,“,”)));
	if (get_magic_quotes_gpc())
	$input_data = stripslashes($input_data);
	$input_data = mysql_real_escape_string($input_data);
	return $input_data;
}

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$html = file_get_contents('http://www.example.com');

$dom = new DOMDocument();
@$dom->loadHTML($html);

// grab all the on the page
$xpath = new DOMXPath($dom);
$hrefs = $xpath->evaluate("/html/body//a");

for ($i = 0; $i < $hrefs->length; $i++) {

joseporiol

$image = file_get_contents('http://www.url.com/image.jpg');
file_put_contents('/images/image.jpg', $image); //save the image on your server

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<?php
/**
 * Delete a file, or a folder and its contents (recursive algorithm)
 *
 * @author      Aidan Lister <aidan@php.net>
 * @version     1.0.3
 * @link        http://aidanlister.com/repos/v/function.rmdirr.php
 * @param       string   $dirname    Directory to delete
 * @return      bool     Returns TRUE on success, FALSE on failure
 */

joseporiol

function url_exists($url) {
    $hdrs = @get_headers($url);
    return is_array($hdrs) ? preg_match('/^HTTP\/\d+\.\d+\s+2\d\d\s+.*$/',$hdrs[0]) : false;
}

joseporiol

SELECT DBMS_METADATA.get_ddl ('TABLE', 'TABLE_NAME', 'USER_NAME') FROM DUAL;

joseporiol

SELECT SYS_CONTEXT ('userenv', 'current_schema') FROM DUAL;