Software Architecture

Design Patterns You Will Actually Encounter: Factory, Strategy, Observer

Apr 16, 2026

Three patterns that appear constantly in real codebases - what problem each solves, what the structure looks like, and where you have already seen them.

Software Architecture

Design Patterns, Part 2: Decorator, Adapter, Command

Apr 16, 2026

Three more patterns from the everyday toolkit - adding behavior without inheritance, bridging incompatible interfaces, and treating actions as objects.

Software Architecture

SOLID Principles Through Real Code, Not Definitions

Apr 16, 2026

Five principles that show up in every serious codebase - explained through violations you will recognize, not textbook abstractions.