Filter Hook: Allows filtering email template after its prepared, passed be reference.

Filter Hook: No description

Action Hook: No description

Action Hook: Hook triggered before an email added to current sending list.

Filter Hook: This filter is documented in widgets/question_stats.php

Filter Hook: No description

Action Hook: This action can be used to show custom message before category page.

Filter Hook: Filter applied before getting categories.

Filter Hook: FILTER: ap_question_category_labels Filter ic called before registering question_category taxonomy

Filter Hook: Filter is called before registering question_category taxonomy.