Avoid NullPointerException in Java - Huong Dan Java

Avoid NullPointerException in Java - Huong Dan Java

NullPointerException is popular exception in Java programming. Even those who experienced code for many years are also defective. I often troll my colleague in my company that: I see you are very good at code, never face with error, if have, only with NPE (stands for NullPointerException).

So, in this tutorial, I would like to share with you all some ways to avoid this exception. Of course, you usually have to exercise it, because we are human, we usually forget something. Me too

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