Ruby 4.0 Introduces Ruby::Box for In-Process Isolation (Part 1) | Prateek Codes - Learn Building Scalable Backend Systems
23-Jan-2026 494
Ruby 4.0 introduces Ruby::Box, a feature that provides isolated namespaces within a single Ruby process. This solves a long-standing problem: monkey patches and global modifications from one gem affecting all other code in your application.
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