Foundations
What is Strategy?
Swaps algorithms at runtime behind the same interface. Pick sorting, pricing, or shipping logic without if-else sprawl.
In real work
Strategy: checkout picks StandardShippingStrategy or ExpressShippingStrategy based on user choice.
How is this different from Googling it?
Google gives a definition. Prompthaus pairs each term with how it shows up in standups, PRs, prompts, and design reviews—then quizzes you until the word sticks. One term a day on iPhone.