annikaC

/**
 * Implements hook_ctools_plugin_directory().
 */
function MYMODULE_ctools_plugin_directory($module, $plugin) {
  if ($module === 'panels' || $module === 'ctools' && !empty($plugin)) {
    return "plugins/{$plugin}";
  }
}

annikaC

<?php

namespace Drupal\yourmodule\Controller;

use Drupal\Core\Controller\ControllerBase;

use Symfony\Component\HttpFoundation\RedirectResponse;

/**
 * A controller that redirects to the current user's edit account page.

annikaC

/**
 * Implements hook_element_info_alter().
 */
function module_element_info_alter(array &$types) {
  // Add placeholders to password_confirm element.
  $types['password_confirm']['#process'][] = "_module_add_pass_confirm_placeholders";
}

function _module_add_pass_confirm_placeholders(&$element, FormStateInterface $form_state, &$complete_form) {
  $element['pass1']['#placeholder'] = t('Password');

annikaC

// Change font (ctrl a)
var font_name = [doc askForUserInput:"Font name:" initialValue:"Arial"];

function check_layer(layer){
  log("Checking layer " + layer + " of klass: " + [layer class])
  switch ([layer class]) {
    case MSTextLayer:
      log("Found text layer!")
      layer.setFontPostscriptName(font_name);
      break;

annikaC

PHP Developer Interview: What you should know

###1. What’s the difference between " self " and " this " ?

Use $this to refer to the current object. Use self to refer to the current class. In other words, use $this->member for non-static members, use self::$member for static members.

Source: When to use self vs this -stackoverflow