The undo support, implementing a stack.
Continuing from the eigth article about sudoku.
We need a mechanism to keep track of the digits entered so as to implement an undo mechanism. This should be a ‘Last In First Out’ collec…
Dialogs (1) modal - maintaining the database.
Continuing from the ninth article about sudoku.
You might have heard of modal and modeless dialogs. Here with this Sudoku application will we use one of each type: a modal dialog …