How do you sort arrays in java?

0 Answers  

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How to find the index of the largest number in an arraylist java?

0 Answers  

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How to perform quicksort in java?

0 Answers  

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How can you share data between two thread in Java?

0 Answers  

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Does every java program need a main?

0 Answers  

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Can a singleton class be inherited?

0 Answers  

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suppose we have an interface & that interface contains five methods. if a class implements that interface then we have to bound that to give tha definition of all five methods in that class. If we declare that class as abstract then can we call only two methods to give the deinition of that method & i don't want to give the definition of all the methods? can it possible

6 Answers   HP, Wipro,

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why use interface? if interface declear a method implement in class. why direct implement method in class

1 Answers   HCL,

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Hi, well i am unable to understand that why it is mandatory to have same hashcode, if two objects are same? Thanks in advance.

5 Answers  

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Which One is optimal to choose ? Syncronized hash map or Hash table with single thread model? How can a hash map syncronized with out using syncrozed blocks in programm?

3 Answers   Four soft,

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What is the use of parseint in java?

0 Answers  

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What is scope of a variable?

0 Answers   TCS,

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