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Object-Oriented Analysis And Design — Interaction Models (Part 4)
Interaction models shows the interaction between the components of a system, or between the…
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Abstract Class
An abstract class is a class that can’t be instantiated; can’t create objects from it.…
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Types of Relationships
Inheritance When we say, “a student IS-A person”, “an employee IS-A person” “a car IS-A…
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Constructor and Destructor
Whenever you create an object, you need to construct that object, meaning you assign all…
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Object-Oriented Analysis And Design — Structural Models (Part 3)
Structural models of software display the organization of a system in terms of the components…
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Object-Oriented Analysis And Design — Conceptual Model (Part 2)
Conceptual Model Once we’ve some use cases or user stories, the next thing we can…
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Object-Oriented Analysis And Design — Introduction (Part 1)
The Concept Of Object-Orientation Object-orientation is what’s referred to as a programming paradigm. It’s not…
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Designing Real-World Systems
This last section is all about examples of real world problems, and what solutions we…
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Spark Streaming
With Spark core, we can analyze batch of data (say, daily). With Spark Streaming, we…
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Streaming Data
So far we assumed data is sitting on the cluster, but, we didn’t say how…