以编程方式添加UITableView - 如何设置单元格的重用标识符？

I have a UIViewController that at some point grows a UITableView, and when it does I simply init the TableView instance variable and add it to the view, but I'm not sure how to handle the dequeueing of cells to add to the view; I need a reuse identifier, but I'm not sure how to set it.I have a UIViewController that at some point gr