Then there’s the NullPointerException. Null pointer exception is an “exception” (error) that is particularly common when programming in Java. For a beginner, this is a confusing and daunting ...

Java supports checked ... method via the null reference, integer-division-by-zero attempts wouldn’t occur, and so on. However, our world is far from ideal; these and other exceptions to ideal ...

Some exceptions in Java must be handled in the developer's code. Other exceptions can occur without any exception handling semantics at all. When an exception must be handled with try-and-catch ...

How to avoid this RuntimeException in your Java programs? Initialize every object you create before you use it, and perform a null check on any object ... To fix this Java runtime exception, simply ...