Posts by Igor Rodrigues • 41 points

• 1

  votes

  4

  answers

  140

  views

  A: "Enum" should be used to indicate business rule options?

  Imagine that the Enum fits very well to sizes of coffee cups from a coffee shop, in it there are only cups with sizes P, M and G. In this case you do not want a user register a cup that he will not…

  java android-studio enums

  answered 4 years, 10 months ago Igor Rodrigues 41

• 3

  votes

  4

  answers

  13756

  views

  A: Sort List in java

  So I find it even easier: - Using java 8 Reference Method Collections.sort(listaPessoas, Comparator.comparing(Pessoa::getNome)); Hugs!!

  java list

  answered 5 years, 8 months ago Igor Rodrigues 41