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<?php

namespace Drupal\gojara_activity_results\Plugin\views\field;

use Drupal\Component\Serialization\Json;
use Drupal\Core\Link;
use Drupal\Core\Url;
use Drupal\views\Plugin\views\field\FieldPluginBase;
use Drupal\views\ResultRow;

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/**
 * Implements hook_query_TAG_alter() for comments.
 *
 * @see CommentStorage::loadThread().
 */
function gojara_global_query_comment_filter_alter(AlterableInterface $query) {
  // Sort comments by rating and leave default sorting for threads.
  if ($query->getMetaData('field_name') === 'comment') {
    $order_by = &$query->getOrderBy();
    $expression = &$query->getExpressions();

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               {% for attribute_data in order_item.getPurchasedEntity().getAttributeValues() %}
                                                        <tr>
                                                          <td align="left" valign="top" class="product-attr" style="color: #000000; font-family: 'Nunito Sans', sans-serif; font-weight: 400; font-size: 14px; line-height: 22px;">{{ attribute_data.getAttribute().label() }}:  {{ attribute_data.label() }}</td>
                                                        </tr>
                                                      {% endfor %}

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<?php

namespace Drupal\swimsports_commerce\Plugin\Condition;

use Drupal\Core\Condition\ConditionPluginBase;
use Drupal\Core\Entity\EntityStorageInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

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/**
 * Implements hook_ENTITY_TYPE_view_alter() for 'commerce_product' entities.
 */
function swimsports_commerce_commerce_product_view_alter(array &$build, EntityInterface $node, EntityViewDisplayInterface $display) {
  // Hide price field. For some reason we cannot configure price visibility 
  // from UI.
  if ($build['#view_mode'] === 'add_to_cart_confirmation_view') {
    $build['variation_price']['#access'] = FALSE;
  }
}

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$view = Views::getView('related_products');
$view->setDisplay('default');
$view->removeHandler('default', 'header', 'area');
$view_render_info = $view->render();
$build['related_products_carusel'] = [
  '#markup' => \Drupal::service('renderer')->render($view_render_info),
];

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Ubuntu 19.10 don't have official Docker support so should add it manually:

Add docker repository:
sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   disco \
   stable"

Update packages:
sudo apt-get update

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  $comment = $form_state->getFormObject()->getEntity();
  $submission = $comment->getCommentedEntity();

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  $group = NULL;
  foreach ($view->argument as $arg) {
    if ($arg->getPluginId() !== 'group_id') {
      continue;
    }
    $group = Group::load($arg->getValue());
    break;
  }

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$index = search_api_index_load('index_name');
$query = new SearchApiQuery($index);
$query->condition('type', 'blog', '=');
$results = $query->execute();