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I was tasked with breaking the user registration form of a Drupal 8 installation into a multi-step form. This was necessary because depending on what a user selected in step one, they were shown different form fields in step two. To begin, I added all of the fields I needed to the user profile using the GUI. (/admin/config/people/accounts/fields). Then, I added the fields I needed to the manage form display/register tab (/admin/config/people/accounts/form-display/register). This gave me a working, one page registration form.

Today I needed to install PHP7-fpm while keeping the default PHP5.5-fpm installed on an Ubuntu 14.04 server.

In order to alter a menu item that is provided by a module/system, you can use hook_preprocess_menu__MENUNAME() (Since hook_menu_alter() no longer exists). In my instance, I need to change the system provided 'Logout' link to read 'Log Out'.

I needed to redirect the user register form based on a role that the user wanted to apply for.

I stumbled across this solution to add attributes to the read more links of a node.

/**
 * Implements template_preprocess_links()
 */
function MYTHEME_preprocess_links(&$variables) {
  $variables['links']['node-readmore']['link']['#options'][