Java

What is a NullPointerException, and how to fix it?

NullPointerException (NPE) is a notorious runtime exception that plagues Java developers, often leading to unexpected crashes and errors in their applications. In this blog, we’ll explore the causes of NullPointerExceptions, examine common scenarios where they occur, and provide practical examples and best practices for preventing and handling them effectively. Causes of NullPointerException: Uninitialized Variables: In…