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 age a discrete variable?

0 Answers  

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What are untrusted applets?

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what is collatration?

0 Answers  

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Why cant we define System.out.println() inside a class directly?

5 Answers  

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Can you explain the usages of class.forname()?

0 Answers  

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What happens to the Exception object after handling an exception?

0 Answers  

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Why destructor is not used in java?

0 Answers  

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what is difference between Action messages and Action errors?

3 Answers   Bio Imagene, TCS,

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system.out.println(1 + 3);

8 Answers  

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What is meant by method?

0 Answers  

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Why is java called the platform independent programming language?

0 Answers  

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