Should a main method be compulsorily declared in all java classes?

0 Answers  

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Variables used in a switch statement can be used with which datatypes?

0 Answers  

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Can memory leak happen java?

0 Answers  

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What is the purpose of finalization in java programming?

0 Answers  

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StringBuilder s = new StringBuilder("Hello Mom");s.append(",I mean,Mother"); Response.Write(s.ToString()); String s = "Hello Mom"; s+ = ",I mean Mom"; Response.Write(s); Which is faster ? which uses the most memory?

6 Answers   HCL,

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What is hashing principle in java?

0 Answers  

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How to change value in arraylist java?

0 Answers  

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What is aggregation and composition ?

1 Answers   Fidelity,

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Explain the init method?

0 Answers  

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Explain what is Marker interface?

0 Answers   BirlaSoft,

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What is the differenc between Enemuration interface and iterator interface according to accessing?

4 Answers  

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Why is a constant variable important?

0 Answers  

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