As per the design pattern reference book Design Patterns - Elements of Reusable Object-Oriented Software , there are 23 design patterns which can be classified in three categories: Creational, Structural and Behavioral patterns.

What are the different design patterns available?

These design patterns are about organizing different classes and objects to form larger structures and provide new functionality. Structural design patterns are Adapter, Bridge, Composite, Decorator, Facade, Flyweight, Private Class Data, and Proxy.

What are the 3 common design patterns groups?

Design patterns are divided into three fundamental groups: Behavioral, Creational, and. Structural.

Is inheritance a design pattern?

When object-oriented programming was introduced, inheritance was the main pattern used to extend object functionality. Today, inheritance is often considered a design smell. This pattern is designed in a way that multiple decorators can be stacked on top of each other, each adding new functionality.

What makes a good pattern design?

Make sure your design is balanced Balance within a design can be considered in many ways including: Colour- making sure your colours are well balanced and work together. Texture- make sure your choice of textures work together. Layout- choose a layout that works with the motifs you are using and desired outcome.

How can I learn design patterns fast?

To really learn these patterns, you should look at your existing code. Look for what patterns you are already using. Look at code smells and what patterns might solve them. Ive lead a few design patterns discussion groups (our site) and have read 5 or 6 patterns books.

Is MVC is a design pattern?

The model-view-controller (MVC) design pattern specifies that an application consist of a data model, presentation information, and control information. The pattern requires that each of these be separated into different objects.