The Proxy design pattern, gives you more control over how you use the original object with a stand-in object.
Use the flyweight design pattern to go easy on the system memory.
The facade design pattern is a structural pattern that provides a simpler interface to a complex subsystem.
The decorator pattern lets you extend the functionality of a class without object inheritance.
Use the Composite object oriented design pattern to solve problems that require building a tree structure.
The bridge design pattern is a structural pattern that decouples abstraction from implementation, allowing them to vary independently.
The adapter design pattern can make two interfaces compatible with each other.
Learn about the builder design pattern by assembling hamburger objects.
At the core of the Prototype design pattern lies the (deep) cloning of objects. This post shows implementing this pattern in both Java and Python.
Examples of the Abstract Factory Method, Factory Method and Template Method Design Patterns. With class diagrams and Java and Python code samples.