What is the use of predicate in java 8?
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Instead of writing Home, Remote Interfaces if i directly extends EJBObject to bean class what happens?
What is the difference between a public and a non-public class?
Can you pass functions in java?
I have a sorting issue with a Hashmap. My constraint is that I MUST use the Hashmap and work with existing code. I do a database query and place the results in a Hashmap. When I iterate thru the Hashmap, it loses the original alphabetical sorting done by the database. So, my problem is that I must sort the results coming out of the Hashmap which is then placed into another class.
What do you understand by weak reference?
How many types of constructors are used in java?
what is life cycle of applet?
Explain the features of interfaces in java?
wht is mean by dirty read?
Is singleton class immutable?
write a program to create an vector with string(add,remove) operation.and value should be enter through keyboard.
What does exp mean in math?