How Vector class is synchronized,How to build user defined class as synchronized?

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we have syntax like for(int var : arrayName) this syntax is to find whether a number is in the array or not.but i want to know how to find that number's location.

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Definition for connection pooling?

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Why array is used in java?

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What is the flag in java?

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which class is the wait() method defined in? : Java thread

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What is a finally block? Is there a case when finally will not execute?

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What is Connection pooling? Explain Pros and Cons?

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Describe inheritance as applied to java?

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what are ER diagrams?

2 Answers  

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Explain how to force the garbage collection in java.

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int a=1,b=10; System.out.println(a+b--);

12 Answers   HCL,

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