UNIX sed Quick Reference: Print and Delete Lines with Address and Pattern Ranges

Use this sed quick reference to print or delete exact lines, ranges, and regex matches without opening an editor. It also highlights GNU vs POSIX differences and safer in-place editing patterns.

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Perforce Quick Facts: Clients, Server Components, Integrations, and CLI Workflow

A practical Perforce quick reference for DevOps teams, covering clients, server components, legacy integrations, and utility tools. Includes a simple architecture diagram and example CLI workflow commands.

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