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  • 01 - Introduction
    First, you should realize that Linux and Apple OS X are all built on the same basic structure, Unix. Unix is one of the oldest ...
  • 02 - Users and Permissions
    Under Unix (Linux), there are normal users and one super user. For comparison to Windows, think of the normal user as a limited user, and ...
  • 03 - The Unix File System
    The file system in Unix is simple: Everything is either a file or a directory, and these are all descendants of the "root" directory. The ...