Why put method is idempotent?
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why java does not support multiple inheritance
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What are the common uses of "this" keyword in java ?
What is ascii format?
Is java good for beginners?
Why sleep()is in Thread and wait() in Object class? Why can't I have both in one class or vice versa?
Tell me are there implementations for sorting and searching in the java libarary?
What is the full name of java?
Why local variables are stored in stack?
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.
how can we import the user defined package without classpath?
What is map java?
What is a java string?