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SAMS Teach Yourself Unix in 10 Minutes by Robert Shimonski

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Finding Help in Unix

It should come as absolutely no surprise that products such as Microsoft Windows have built-in help systems; perhaps you have even used them. Most common computer operating systems do have detailed help systems built right into them. Unix is no different, and although it seems to have been around as long if not longer than many other operating systems, it also has as detailed a help system as any.

Unix was created without a thought to being user friendly; it was built for power, functionality, flexibility, and control. Because Unix is generally a command-line-driven system, there is commonly no mouse to point and click; therefore, the help system is not easy to find if you don't explicitly look for it or don't know where ...

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