Skip to main content

Undo/Redo and Command History

This generated surface maps a learner-facing curriculum unit to its canonical source routes.

Curriculum surface​

  • Open learner-facing unit
  • Curriculum path: content/curriculum/foundations/semester-03-software-design/module-03-behavioral-patterns/concepts/cluster-03-command-and-action-encapsulation/08-undo-redo-and-command-history-primary.md
  • App: foundations
  • Semester: semester-03-software-design
  • Module: module-03-behavioral-patterns
  • Unit kind: concept
  • Curation level: generated_default

Learning objectives​

  • Explain Undo/Redo and Command History in the language of the current curriculum, not just the source book.
  • Apply Undo/Redo and Command History to one concrete learner task or example inside this semester.
  • Use design-patterns-gof, head-first-design-patterns as a selective source of truth when the learner-facing explanation is not enough.

Prerequisites​

  • The earlier concept pages and practice tasks in the current module.

Source books​

  • design-patterns-gof
  • head-first-design-patterns

Source routes​

Design Patterns Gof​

Head First Design Patterns​

  • /books/head-first-design-patterns via Head First: Memento (Leftover Patterns), Head First: More Uses of the Command Pattern -- Logging Requests, Head First: More Uses of the Command Pattern — Logging Requests

Supporting curriculum routes​

No supporting curriculum routes linked yet.

External enrichment​

No curated enrichment resources yet.

AI companion modes​

  • Explain simply
  • Socratic tutor
  • Quiz me
  • Challenge my understanding
  • Diagnose my confusion
  • Generate extra practice
  • Revision mode
  • Connect forward / backward

Source-of-truth note​

This teaching unit is learner-facing guidance assembled from multiple canonical book routes. Use the listed source books as the primary conceptual spine for Undo/Redo and Command History, and treat outside material as supporting enrichment only.