How is tree Mirroring implemented?
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What do you understand by weak reference?
Differentiate Vector and ArrayList?
What are namespaces in java?
What are runtime exceptions?
What is temp in java?
where is .equals() method and how is it different from == operation <giving some confusing implementation> Is hashing related to these?
why not override thread to make a runnable? : Java thread
Where will it be used?
What are null interfaces in JAVA ? and give me some examples?
How do you square a number in java?
Will the compiler creates a default constructor if I have a parameterized constructor in the class?
Explain try and catch keywords in java?