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Josephus sequence

Description: There are people standing in a circle waiting to be executed. The counting out begins at some point in the circle and proceeds around the circle in a fixed direction. In each step, a certain number of people are skipped and the next person is executed. The elimination proceeds around the circle (…

Why does this Java method appear to have two return types?

where Foo is my own class. What is the return type of this method? Why does it seem to have two return types? Answer No, you don’t have two return types. It’s a generic method you are seeing. <E extends Foo> → You are declaring a generic type for your method; List<E> → This is your ret…

Exception in thread main java.util.InputMismatchException error

I have a question on what’s going on, whenever I try to compile it it keeps giving me an error like this: All I want is for the user to be able to input their age and name and have it stored in the “age” and “name” variables, then have it print it out in the bottom string. And if

Link fires method multiple no. of times

The problem is that whenever I click the link Next page on Home.xhtml to goto getMoreStatusList Page, the function getMoreStatusList is called non-stop until it throws a index out of bound exception. I am even printing the value of index that I get from the session object statusindex and the string insidegetm…

JavaFX 2.2 TextField maxlength

I am working on a JavaFX 2.2 project and I have a problem using the TextField control. I want to limit the number of characters that a user will be able to enter into each TextField. However I can’t find a property or something like maxlength. The same problem existed in Swing and was solved this way. H…