Nullpointer exception is a very common exception. Why is it not made as a checked exception?

2 Answers   Ness Technologies,

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How do you check if an arraylist is not empty?

0 Answers  

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What is the basic of java?

0 Answers  

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how to know the total memory occupied by the objects in the ArrayList(Array list may contain duplicate objects)

0 Answers   Infosys, TCS,

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What are recursive functions? Give some examples?

0 Answers   Axtria, ITC Indian Tobacco Company,

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How will you serialize a singleton class without violating singleton pattern?

0 Answers  

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What is operator overloading. Is it is supported in java?

0 Answers  

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What does sprintf return?

0 Answers  

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What is the basic concept of java?

0 Answers  

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Default layout of Dialog object?

1 Answers  

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Explain pass by reference and pass by value?

8 Answers   IBM, Wipro,

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Can we have multiple classes in a single file?

0 Answers  

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