If you compile any languages code with a new version it might not work with an older version. Not really a pitfall of Java.
I'm assuming you could modify the world generator to only fill the blocks with air if you are outside the specified set of coordinates. I just...
You should store the a string with the playername in the hashmap instead of the player object. Then just grab the player object from the name when...
Going from the stackoverflow answer you could find the total of the probabilities and then store each of the config values in an array. Then with...
Found some info here that should be useful. http://forums.bukkit.org/threads/how-to-set-a-blocks-state-to-powered.83818/
They are still looking for people to apply.
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