Can we override private constructor in java?

0 Answers  

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What is the collections api in java programming?

0 Answers  

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What are different types of access modifiers?

3 Answers  

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Give me example of derived data types.

0 Answers   Amdocs,

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I have one Shopping cart application, i that i have selected some items, while clicking submit button by mistake i have clicked twice or trice, that time items are selected twice or trice. Actually i want only one copy of items but its selected twice or trice. So how can we avoid this problem?

2 Answers   Honeywell,

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whats the difference between == and .equal ?

10 Answers   Cisco,

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What is the advantage of OOP in java?

0 Answers  

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Explain different forms of polymorphism?

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my method "abc" return array of interface "xyz" and "pqr" is abstract class implements abc and class "jkl" extends pqr My problem 1) when i call abc it retrun array xyz how can i do this hint xyz refer_xyz = new jkl(); but i can't create array. 2)I want to access method of jkl using reference of xyz??

1 Answers  

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Can we cast any other type to boolean type with type casting?

0 Answers  

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Is it possible to specify multiple jndi names when deploying an ejb?

0 Answers  

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. Explain Java String Pool.

1 Answers  

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