Free  Understanding Design Patterns - Abstract Factory

Provide an interface for creating families of related or dependent objects without specifying their concrete classes. Business is bombing at Dragon Inc. and the CEO wants to franchise all overseas branches. ...

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Free  Understanding Design Patterns - Factory Method

Define an interface for creating an object, but let the classes that implement the interface decide which class to instantiate. The Factory method lets a class defer instantiation to subclasses. ...

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Free  Understanding Design Patterns - Simple Factory

This series has been written for developers new to software design patterns and those who find software design patterns difficult to understand. Dragon Inc. is one of the top toy manufacturers in China. ...

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Free  Data Structure and Algorithm - Shell Sort

In this tutorial, we will learn a simple sorting algorithm - Shell Sort. Table Of Content Problem to Solve Pseudocode ...

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Free  Data Structure and Algorithm - Selection Sort

In this tutorial, we will learn a simple sorting algorithm - Selection Sort. Table Of Content Problem to Solve Pseudocode ...

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