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Not that you can't but for me personally it is a code smell in a sense that your base class is supposed to facilitate the creation of its derived classes but not help them with their method implementation. I'm not sure if this assertion is necessarily true. I can think of many examples where it's accepted for base classes to provide functions ...


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Alas! java.util.LinkedList is not a data structure by itself. Does this mean that an array isn't a data structure either? or binary tree (because that's used to implement a SortedMap or a Heap)? Ask yourself: "Is it data? is it structured?" if the answer to both of these is "yes", then, well, you have a data structure of some sort. Give the data structure ...


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There is an entire field called External Memory Algotihms, there are lots of textbooks about it. An example of an external memory algorithm is External Sorting. The relational database management system is not always the best solution in such cases. Some NoSQL (Not Only Structured Query Language) database management systems have been designed to perform ...



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