If you have been a faithful reader of Tech Tuesday, you may be asking yourself just how many more posts on Data Structures could possibly be coming up as this is now the sixth such post (including the introduction). The answer is that after today there will be at least one more before moving on to a different subject for now. But that’s not for a lack of material – there is always more to say about data structures. And if nothing else one important takeaway from these posts should be that und...