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Absolute FreeBSD, 2nd Edition by Michael W. Lucas

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Revision Control

Generally speaking, revision control is the process of tracking changes. In the Unix world, this means recording changes to source code or configuration files. Revision control allows a developer to see how a piece of code looked on a specific date, and an administrator to see how the system was configured before a program stopped working. Even a lowly writer can use revision control to see how a manuscript has changed over time. If you're not using revision control, you're making your job more difficult than it has to be.

While you'll encounter many revision control systems, from primordial Unix's Source Code Control System (SCCS) to Microsoft's glitzy Visual SourceSafe, we'll discuss Revision Control System, or RCS, included ...

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