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Continue to ChatWhat is NULL? What is a Null pointer exception(NPE)? How to deal with it? https://tossolution.com/2021/01/what-is-null-what-is-a-null-pointer-exceptionnpe-how-to-deal-with-it/
What is NULL? What is a Null pointer exception(NPE)? How to deal with it? https://tossolution.com/2021/01/what-is-null-what-is-a-null-pointer-exceptionnpe-how-to-deal-with-it/