Qunar Tech Salon
Oct 8, 2015 · Operations
Google’s 2‑Billion‑Line Codebase and the Piper Version‑Control System
The article examines Google’s massive 2 billion‑line code repository, compares its size to Windows, explains how the single‑repo approach and the Piper version‑control system enable thousands of engineers to collaborate across data centers, and discusses the broader impact on software engineering practices.
GooglePipercode repository
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