Posts by user18612 • 500 points

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  A: Why use nested classes in Ruby?

  Nested classes are for when you need a class that does not need or should not be accessible outside the context of another class. class Comunidade class Pessoa def diga_ola 'Olá!' end end def…

  ruby pattern-design characteristic-language

  answered 10 years ago user18612 500

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  Q: Why does everyone hate multiple inheritance in C++ and what’s your difference to mixins?

  I’ve always heard that multiple inheritance in C++ is chaos. Why? It wouldn’t be technically the same thing as using mixins in languages such as Ruby? And what is this abstract class of Java? It’s a…

  java c++ oop ruby inheritance

  asked 10 years ago user18612 500

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  Q: Should we validate function parameters?

  In languages like Java, method parameters are "validated" in the build (at least the type): public void facaAlgo(String str) { // ... } // em algum outro lugar: int i = 2; this.facaAlgo(i); // erro…

  javascript validation function parameters typing

  asked 10 years ago user18612 500