In how many ways we can create threads in java?
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What is difference between equal and == in java?
What happens if we override private method?
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 does super keyword do?
What is the best definition for data?
What is the maximum length of a url?
What are the four pillars of java?
What is the difference between jdk, jre, and jvm?
why java is better then .net?
when we write class.forName("any one class"); what happens actually?what it will return?explain stepwise?
What is a module function?
What is difference between wait and notify in java?