Software Architecture & Engineering

Notes on the DOT language and Graphviz: graphs, nodes, edges, attributes, subgraphs, ports, and example diagrams.

A short note containing a custom diagrams.net shape library and reference links.

What a use-case diagram describes, with a simple PlantUML example.

Reference links for Go pipeline fan-out and fan-in concurrency patterns.

Reference link for the Go pipeline concurrency model.

Prototype-pattern notes with UML, Java and Go clone examples, plus a generic DAO example that returns cloned data.

Abstract-factory notes showing related product families and a Go implementation with engines, wheels, factories, and a client.

Simple-factory notes in Java and Go, followed by a generic template-method + simple-factory + strategy example.

A short interview-style note on where singleton, prototype, factory, builder, facade, decorator, template method, state, strategy, and proxy patterns were used.

Flyweight-pattern notes with UML and a Java example using a chess-object pool.