Design Patterns

The GoF patterns, grouped the usual way, plus the principles underneath them and the smells u get when u ignore them.

The patterns are easy to name and hard to tell apart, so there is a comparison row for the ones that look the same (Strategy and Command).

Drawings

Group	Patterns
Creational	Singleton, Factory Method, Abstract Factory, Builder, Prototype
Structural	Adapter, Bridge, Composite, Decorator, Facade, Proxy
Behavioral	Template, Mediator, Memento, Strategy, Observer, Chain of Responsibility, Command, State, Visitor

Topic	Items
How to study patterns	Approach used throughout the canvas
Software design	Coupling, cohesion (good design = low coupling + high cohesion)
SOLID	SRP, OCP, LSP, ISP, DIP
Pattern comparisons	Strategy vs Command

Group	Items
Anti-patterns	Blob / Large God Class, Spaghetti Code, Poltergeist, Functional Decomposition, Cut and Paste Programming, Lava Flow / Dead Code, Swiss Army Knife
Bloaters	Long Method, Large Class, Primitive Obsession, Long Parameter List
OO Abusers	Procedural style in OO, function-named classes
Dispensables	Unused code, old commented blocks, duplicate logic
Couplers	Coupling between classes
Change Preventers	Hard-to-follow logic, hard-to-maintain code

The links I actually used, pulled straight off the canvas. One row per video.

Topic	Resource
Chain of Responsibility	Go to link