Posts by William Vitor • 21 points

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  Q: How to assign a database value to a new object in C#?

  I’m creating an app like a bench to train C, but I ran into a situation. I have a database with the tables Accounts, Clients and Tiposconta. In the table Tiposconta there are registered the item…

  c# sql-server entity-framework

  asked 6 years, 8 months ago William Vitor 21

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  Q: javax.faces.el.Evaluationexception: java.lang.Nullpointerexception

  You guys are my last salvation. I get this mistake javax.faces.el.EvaluationException: java.lang.NullPointerException when I try to register a client. My experience with development is low, I am…

  java jsf hibernate jpa nullpointerexception

  asked 7 years ago William Vitor 21