If you need to limit user input on a UITextField to decimal characters only, either for currency or something else here’s a bit of code that accomplishes that.
2 articles Tag iOS
Adding a TableView to a View in Xcode 4.2
Sometimes you need something else to be shown on the screen besides just a TableView, maybe you want a search bar at the top or a ToolBar or a bunch of other elements. In this case using a UITableViewController as your view won’t do it. This is a simple guide of one way to solve this (I’m sure there might be others).