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

Filter Hook: Filter is called before registering question_category taxonomy.

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

Method: Category feed link in head.

Method: Ajax callback for loading order by filter.

Method: Output active category in filter

Method: Column header.

Method: Icon column content.