Posts by Douglas Vieira • 13 points

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  Q: Application error using vector java.lang.Nullpointerexception

  Good morning. I’m trying to perform a proposed exercise in a Java course that I’m doing but I’m not getting it. This is a simple program that simulates the reservation of a hostel using vectors. I…

  java array

  asked 5 years, 8 months ago Douglas Vieira 13