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Ok, thanks, will take a look.

Thanks :).

helloworld922, about that hash function thing, does this mean that if I make a class that I use as a key, I should provide my own hash function?

So, basically it is best to use HashMap unless you are interested in preserving order?

Hi all.

I have been wondering about TreeMaps and HashMaps for a while. Here is what I have understood from the javadocs.

TreeMap is based on a a form of binary tree (red-back tree?). TreeMap is...