YAGNI (You Ain't Gonna Need It)
Always implement things when you actually need them, never when you merely foresee that you might need them. Prevents over-engineering and code bloat.
YAGNI: You Ain't Gonna Need It
Why building for hypothetical futures is how codebases die, one speculative feature at a time.
YAGNI in Production: Features and Architectures
Applying YAGNI to feature requests, frameworks, and architecture decisions.
Advanced YAGNI: Options Thinking and Seams
Designing cheap options (seams) instead of building speculative futures.
YAGNI: Review & Mastery Quiz
Scenario questions on speculation, triggers, and options.
Free Books & Guides
YAGNI (You Ain't Gonna Need It) — In-Depth Guide
A comprehensive free guide explaining the YAGNI (You Ain't Gonna Need It) principle with examples and best practices.
Wikipedia — YAGNI (You Ain't Gonna Need It)
Wikipedia article covering the YAGNI (You Ain't Gonna Need It) principle, its history, and applications.
Official Documentation
Video Courses
YAGNI (You Ain't Gonna Need It) — Explained (YouTube)
A video explanation of the YAGNI (You Ain't Gonna Need It) principle with practical examples.
freeCodeCamp — Software Architecture Course
A comprehensive course covering software architecture principles, patterns, and best practices.
ByteByteGo — Distributed Systems
High-quality animated explanations of system design principles, distributed systems, and architecture patterns.