tiendungdev

<?php
namespace DevPress\Frontend;

/**
 * Class Performance
 *
 * @package DevPress\Performance
 */
class Performance {

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<?php
/**
 * Deletes customers without orders
 *
 * To run the script:
 * wp eval-file delete-customers-without-orders.php
 */

// Query for customers registered since this date.
$date_after = '2000-01-01';

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<?php
function example_ajax_enqueue() {

	// Enqueue javascript on the frontend.
	wp_enqueue_script(
		'example-ajax-script',
		get_template_directory_uri() . '/js/simple-ajax-example.js',
		array( 'jquery' )
	);

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[root@upcode ~]# sudo blkid
/dev/vda1: UUID="927497f9-eae9-4a2b-bd8b-162997d80076" BLOCK_SIZE="4096" TYPE="ext4" PARTUUID="318ba904-01"
/dev/vda2: UUID="9876e00b-695e-4170-b66b-e53928eac854" TYPE="swap" PARTUUID="318ba904-02"

[root@upcode ~]# cat /etc/fstab
/dev/vda1    /  ext4  defaults,usrquota  1  1
/dev/vda2    swap  swap  defaults  0  0

[root@upcode ~]# cat /etc/default/grub
GRUB_TIMEOUT=5

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add_action('woocommerce_checkout_process', 'create_vip_order');

function create_vip_order() {

  global $woocommerce;

  $address = array(
      'first_name' => 'Tien Dung',
      'last_name'  => 'Dao',
      'company'    => 'TTV',

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<?php 
function vts_shortcode_box(){
ob_start();
?>
<div class="box">Content blabla</div>
<?php
$result = ob_get_contents();
ob_end_clean();
return $result;
} 

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/*404*/
.error-404{padding:0; margin:0}
.error-404 .medium-3 {
    max-width: 100%;
    -ms-flex-preferred-size: 100%;
    flex-basis: 100%;
    text-align: center;
    font-size: 45px!important;
    padding: 0;
    margin: 0

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<?php
/**
 * Enforce strong passwords (ESP) for all website users.
 *
 * To disable enforcing strong passwords:
 *   define('ESP_IS_ENABLED', false);
 */

if (!defined('WPINC')) {
   exit('Do NOT access this file directly.');

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<?php  if(is_paged()){ echo '<meta name="robots" content="follow, noindex"/>'; } ?>
<?php
        //check url neu co tu page thi cho noindex
    		$url = 'https://' . $_SERVER['SERVER_NAME'] . $_SERVER['REQUEST_URI'];
    		if (strpos($url,'page') !== false) {
    			echo '<meta name="robots" content="follow, noindex"/>';
    		}
	    ?>

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function preload_featured_image(){
  if (has_post_thumbnail()) {
    $attachment_image = wp_get_attachment_url( get_post_thumbnail_id() );
    echo '<link rel="preload" as="image" href="'.$attachment_image.'">';
  }
}
add_action('wp_head', 'preload_featured_image');