Deleting a comment app.delete('/comments/:id', requireAuth, async (req, res) => { const comment = await db.comments.findById(req.params.id) if (!comment) { return res.status(404).end() } await db.comments.delete(comment.id) res.status(204).end() }) Paginating a list function paginate<T>(items: T[], page: number, pageSize: number): T[] { const start = page * pageSize const end = start + pageSize return items.slice(start, end) }