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Java LinkedHashSet class is a Linked list and Hash table implementation of the Set interface. It contains unique elements same as a HashSet. Linked HashSet in Java also provides optional set operations that can maintain the order of insertion.

What languages are pass by reference?

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Can you extend more than one interface?

9 Answers  

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What is string [] args?

0 Answers  

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What is externalizable?

0 Answers  

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what is the use of clone method? why user cant overwrite in sub class without its proper defination.

2 Answers   TCS,

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What is the longest unicode character?

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What are the different types of data structures in java?

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What is the difference between abstract class and interface?

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What does += mean coding?

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long d =10;int i =0;i=d; /// is this possible? If d is very long number (10 digits or some thing) then?

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What is the argument type of main() method?

2 Answers  

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What is variable length arguments in java?

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