qant

<?php

// Get headers for 100 unique random domains with get_headers() and cURL to determine which is faster.

/*
TL;DR -> cURL is significantly faster.

get_headers (GET) vs cURL:
Execution time : 139.95884609222 seconds  
Execution time : 65.998840093613 seconds

qant

//Woocommerce Checkout JS events
$( document.body ).trigger( 'init_checkout' );
$( document.body ).trigger( 'payment_method_selected' );
$( document.body ).trigger( 'update_checkout' );
$( document.body ).trigger( 'updated_checkout' );
$( document.body ).trigger( 'checkout_error' );

//Woocommerce cart page JS events
$( document.body ).trigger( 'wc_cart_emptied' );
$( document.body ).trigger( 'update_checkout' );

qant

<?php
/**
 * Hook: Empty cart before adding a new product to cart WITHOUT throwing woocommerce_cart_is_empty
 */
add_action ('woocommerce_add_to_cart', 'lenura_empty_cart_before_add', 0);

function lenura_empty_cart_before_add() {
    global $woocommerce;

    // Get 'product_id' and 'quantity' for the current woocommerce_add_to_cart operation

qant

{
    "require": {
        "phpoffice/phpspreadsheet": "^1.18",
        "mpdf/mpdf": "^8.0"
    }
}

qant

<?php

//.... load wordpress stuff etc

if(!is_user_logged_in()) {
    wp_redirect( wp_login_url($_SERVER['SCRIPT_URI']) );
}

qant

{   "name": "resize_and_watermark_images",   "version": "1.0.0",   "description": "",   "main": "resize.js",     "author": "Anton Semenov",   "license": "",   "dependencies": {     "sharp": "^0.29.3"   } }

qant

<?php

// Display the custom checkbow field in checkout
add_action( 'woocommerce_review_order_before_order_total', 'fee_installment_checkbox_field', 20 );
function fee_installment_checkbox_field(){
    echo '<tr class="packing-select"><th>';
    woocommerce_form_field( 'installment_fee', array(
        'type'          => 'checkbox',
        'class'         => array('installment-fee form-row-wide'),
        'label'         => __('Montaža v 14 dneh (predpripravljen prostor) - 170€'),

qant

<?php 
$args = array(
  'post_type' 	=> array( 'product' ),
  'meta_key'  	=> 'total_sales',
  'orderby'   	=> 'meta_value_num',
  'order' 		=> 'desc',
  'posts_per_page'		=> 5
);

$popular_products = new WP_Query( $args );

qant

//Using wp cli 
wp wc tool run clear_sessions --user=1

Useful related commands: https://github.com/woocommerce/woocommerce/wiki/WC-CLI-Overview#command-1
wp wc tool run delete_orphaned_variations --user=1
wp wc tool run clear_expired_transients --user=1
wp wc tool run clear_transients --user=1

--user=1 is an admin user with ID=1 in my case

qant

<?php

/*
 * THE FILTER
 *
*/
function custom_responsive_image_sizes($sizes, $img_name, $attachment_id) {
	$sizes  = wp_get_attachment_image_sizes($attachment_id, 'original');
	$meta   = wp_get_attachment_metadata($attachment_id);
	$width  = $meta['width'];