Up to now, we have used method specifications for the purpose of promoting data abstraction. That is, a user should focus on the method spec...
Data Abstraction
A user of a class concentrates on the class’s method specifications, that is, what a class provides. A developer of a class, on the other ha...
Design Patterns
The relationship between data items, abstract data types, and data structures. The ADT defines the logical form of the data type. Th...
The Need for Data Structures
In the most general sense, a data structure is any data representation and its associated operations. Even an integer or floating point num...
Costs and Benefits
Each data structure has associated costs and benefits. In practice, it is hardly ever true that one data structure is better than another f...
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