Do we need to manually write Copy Constructor?

0 Answers   HCL,

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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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What is an class?

0 Answers  

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Java is pass by value or pass by reference? Explain

0 Answers  

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what is jdk1.5 features?

6 Answers   AMS, Virtusa,

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Explain about public and private access specifiers?

0 Answers  

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basic difference b/w ALL types of JDBC driver.

1 Answers   Systematix,

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I want my class to be developed in such a way that no other class (even derived class) can create its objects. How can I do so?

0 Answers  

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What is r in java?

0 Answers  

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what is unreachable code problem in multiple catch statements

3 Answers  

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What are the different ways of creating thread?

0 Answers  

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Give me some null interfaces in java?

0 Answers  

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