In collection sorting comparable and comparator interface will be used..but why this two interfaces required..two will work same purpose so why there are two interfaces instead of one?when to use comparator and when to use comparable?

1 Answers   Ericsson,

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Is java owned by oracle?

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What is the use of isempty in java?

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What is anti pattern in java?

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What are the types of literals?

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What is object-oriented programming?

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what is the use of finalize()Method please explain with an example

3 Answers  

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Explain the public class modifier?

0 Answers  

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What are daemon Threads in java?

0 Answers   Impetus,

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What one should take care of, while serializing the object?

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What is the main use of generics in java?

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Is null == null in java?

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