Why static functions are used?
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When is an object in the mean to garbage collection?
What is the benefit of lambda expressions?
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 is the return type of read()?
Why java is not 100% object-oriented?
What does next mean in java?
how you will prevent method overriding?
What are the supported platforms by java programming language?
What is the order of arraylist in java?
What is the difference between Java Bean and Java Class.?
when to for abstract class and when to go for interface
What is the difference between throw and throws in java?