As I continue my research and development efforts in the general vicinity of HBase, it's become clear to me how difficult it is to find good introductory resources -- even something as simple as a "Hello World" program -- to serve as the launchpad for a newbie's explorations into the workings of the HBase client API. Not finding any such thing (at least nothing that was usable), I decided to cook up my own.
Without further ado, here it is...
(Use the horizontal scroll bar down at the bottom of the frame, or you might find it easier to view on its original page on Github.)