Design Patterns

• Solid folder covers examples on solid principles and its description

Gamma Categorization

Named after Erich Gamma, original author of gang of four book.

Creational Patterns:

• Deals with creation/construction of patterns.
• Explicit (creation using constructor) vs implicit (Dependency injection, reflection etc methods)
• Wholesale (single statement object creation) vs piecewise (multiple statement object creation.)

Structural Patterns

• Deals with structure, say class members
• Many patterns here are wrappers that mimic underlying class.
• Good API design.
• Basically more on how do we structure things to write good structured code.

Behavioural Patterns

• A lot of patterns which are different mostly and solve some problem in some independent way.