Posts by José Erildo • 9 points

• 0

  votes

  2

  answers

  736

  views

  Q: Error: non-static variable this cannot be referenced from a Static context

  This code is giving error: non-static variable this cannot be referenced from a Static context When I take the static main does not look like the warnings in Netbeans, but when compiling it makes an…

  java classes static

  asked 4 years, 2 months ago José Erildo 9

• -1

  votes

  1

  answer

  54

  views

  Q: Doesn’t Arraylist accept Overload Polymorphism?

  I am trying to overload the add method, but apparently this does not work with Arraylists. Confirm? Métodos: public int somar(ArrayList <Classe> classe){...} public int…

  java polymorphism overload

  asked 4 years, 2 months ago José Erildo 9