Every IT professional needs a full toolbox. Of course, I’m not talking about your normal toolbox with hammers and wrenches—although IT pros have been known to use a hammer to securely erase hard disk drives and a wrench to torque up the processor frequency! All joking aside, IT professionals need a toolbox full of commands, utilities, and concepts when working with their favorite OS. Working effectively with the Linux OS requires a basic understanding of the approach that most ...

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