Answer / subham chaudhary

It is an object of some class whose purpose is to indicate that a real object of that class does not exist. One common use for a null object is a return value from a member function that is supposed to return an object with some specified properties but cannot find such an object.

Is there any tag in htm to upload and download files?

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what is the need to set path in java? how many ways to set path in java? Explain breif?

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What do you mean by boolean?

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What is the function of compareto in java?

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Is stringwriter thread safe?

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ublic class Java_Coding_Samples { public static void JavaHungr(NumberFormatException ae){ System.out.println("integer"); } public static void JavaHungry(Exception e){ System.out.println("string"); } public static void JavaHungry(ArithmeticException ae){ System.out.println("object"); } public static void main(String[] args) { JavaHungry(null); }

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Difference between an argument and a parameter?

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How is Garbage collection done in Java?

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What does a za z0 9 mean?

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