Factory Method Design Pattern

Factory Method pattern is one of the popular creational design patterns. It doesn’t specifically rely on a factory object to…

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Facade Design Pattern In Java

Facade means the face of a building. While passing across a street, all we look at is the face of…

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Composite Design Pattern In Java

A composite design pattern is useful when we have to work with a tree-like hierarchical structure of objects. It lets…

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Adapter Design Pattern In Java

The Adapter design pattern is a structural design pattern that helps us to connect to the legacy or third-party code that exposes a similar…

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New life of old Visitor design pattern

Introduction Visitor [1, 2] is a widely known classical design pattern. There are a lot of resources that explain it in…

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Behavioural Design Patterns: Visitor

Our last pattern of the behavioural design patterns is going to be the visitor pattern. We use the visitor pattern…

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Behavioural Design Patterns: Template method

Previously we used the strategy pattern to in order to solve the problem of choosing various speeding algorithms based on…

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Behavioural Design Patterns: Strategy

Previously we used the state in order to add some functionality to an application based on the user state. Our…

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Test-Driven Development – you are doing it wrong!

Test-Driven Development is one of those techniques that somehow is not as widely used as it should be. I know…

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