Function: Check if question suggestion is disabled.
Function: Find duplicate post by content.
Function: Return post status based on AnsPress options.
Function: Check if $_REQUEST var exists and get value. If not return default.
Function: Sanitize and unslash string or array or post/get value at the same time.
Function: Check if doing ajax request.
Function: Retrieve permalink to base page.
Function: Get slug of base page.
Function: Send ajax response if there is error in validation class.
Filter Hook: Filter allowed mimes types.