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By making sure that we do a null check everytime before using reference variables.
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∙ 13y ago
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How overcome problem of NullPointerException?
A NullPointerException is thrown when you attempt to access an object reference which is null. Example: String str = null; str.equals("x"); // <- NullPointerException To fix it, you must read the error message and find out what object is null. Determining how to ensure that this object is not set to null in the future must be made on a case-by-case basis.
How do you overcome a problem?
It depends on what it is.
What is NullPointerException?
A NullPointerException is an exception thrown by the Java Virtual Machine when you try to access a variable as if it were an object when it is contains null. For example, the following code would throw a NullPointerException: String s; if (s.charAt(0) == 'c') // this line throws NullPointerException return "s[0] is 'c'";
How you overcome the Indian problems?
There is no problem *****
What problem for Aristotle was the hardest to overcome?
i
What can leaners do to overcome this problem of drop out?
Leave it
What problem did Helen Keller have to overcome?
She was blind!
Overcome?
To succeed in dealing with (a problem or difficulty).
What is a problem Barack Obama had to overcome?
Racism
What can be done to overcome the shortage of electricity?
use less power can overcome the problem of powershortage making dms
What obstacles did Amelia Earhart have to overcome?
Amelia Earhart had to first overcome prejudice and the obvious problem of money
How you will be able to overcome form you mti problem?
auto
