Alexander-Pop

<?php
/* @ http://stackoverflow.com/a/12628971 */
    function isValidUrl($url){
        // first do some quick sanity checks:
        if(!$url || !is_string($url)){
            return false;
        }
        // quick check url is roughly a valid http request: ( http://blah/... ) 
        if( ! preg_match('/^http(s)?:\/\/[a-z0-9-]+(.[a-z0-9-]+)*(:[0-9]+)?(\/.*)?$/i', $url) ){
            return false;

Alexander-Pop

<?php
/* @ http://stackoverflow.com/a/12628971 */

    function getHttpResponseCode_using_getheaders($url, $followredirects = true){
        // returns string responsecode, or false if no responsecode found in headers (or url does not exist)
        // NOTE: could potentially take up to 0-30 seconds , blocking further code execution (more or less depending on connection, target site, and local timeout settings))
        // if $followredirects == false: return the FIRST known httpcode (ignore redirects)
        // if $followredirects == true : return the LAST  known httpcode (when redirected)
        if(! $url || ! is_string($url)){
            return false;

Alexander-Pop

<?php
$oldname = "index.html"; 
$newname = "index.php";

// checking if file exist or not.
if ( file_exists($oldname) && ( (!file_exists($newname))|| is_writable($newname) ) ) {
	$renameResult = rename($oldname, $newname);
	die($oldname . " renamed to " . $newname);
} else {
	die('nothing to rename.');

Alexander-Pop

<?php
/* 
1) Create a CSV File with Before and After SKUs. 
  - In the first column, list your current SKUs and in the second column list the new SKUs. 
  - Do not include headings in your CSV file. 
  - Be sure this file is saved as a CSV file in the UTF-8 or ANSI encoding. You might run into problems with this if you create the file using Excel.
2) Upload the CSV file to the var/export directory on your Magento server so that it’s path is /var/export/sku2sku.csv.
3) Run the Script
+ If you run into the following error, don’t worry too much. Just re-run the script and see if more SKUs get updated.
  - Cannot retrieve products from Magento: SQLSTATE[40001]: Serialization failure: 1213 Deadlock found when trying to get lock; try restarting transaction

Alexander-Pop

<?php
/*PHP code to:
1) Read / Scan any directory
2) Read any file
3) Write to any file

1) Read or Scan directory

Get all files and folders inside the directory.
Three ways are shown below.

Alexander-Pop

Tax rate: <input id='taxrate' /> <input type='button' id='selecttable' value='Select content' />

<div id='result'>

</div>

<script>
var fields = [
	'Code', 'Country', 'State', 'Zip/Post Code',
  'Rate', 'Zip/Post is Range', 'Range From',

Alexander-Pop

Programmatically Creating a Tax Rate

(for the state of North Carolina(NC). You can modify it as needed to create a rate:
	
/* Helper Function for Getting a Region ID from a state code(NC) */
 
function get_region_id_from_state($state){
 
        $region_data = Mage::getModel('directory/region')->loadByCode($state, 'NC');
         

Alexander-Pop

<?php
  function moveArrayKeyBefore($arr, $find, $move) {
      if (!isset($arr[$find], $arr[$move])) {
          return $arr;
      }

      $elem = [$move=>$arr[$move]];  // cache the element to be moved
      $start = array_splice($arr, 0, array_search($find, array_keys($arr)));
      unset($start[$move]);  // only important if $move is in $start
      return $start + $elem + $arr;

Alexander-Pop

<?php
$sql = "SELECT sku FROM catalog_product_entity";
$data = Mage::getSingleton(‘core/resource’) ->getConnection(‘core_read’)->fetchAll($sql);

if(!$data){
  echo 'empty';
}else{
  foreach ($data as $data){
    echo $data['sku'].'Some description';
  }

Alexander-Pop

<?php
  /* 
  * create new session variable foo_data 
  * You have two options, for the session name, "frontend" for frontend session or "adminhtml" for admin session
  */
  Mage::getSingleton("core/session", array("name" => "frontend"));

  // This will get the session of the current logged in user.
  $session = Mage::getSingleton('customer/session');