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8 hidden terminal features that make Linux feel like a power-user OS

No installs required: history search, redirection, job control, completions, and other built-in terminal features that ...
CNET

Four tips for the Command key in OS X

Topher, an avid Mac user for the past 15 years, has been a contributing author to MacFixIt since the spring of 2008. One of his passions is troubleshooting Mac problems and making the best use of Macs ...
Macworld

Take Command of Mac OS X

Underneath its candy-coated Aqua interface, Mac OS X is based on Unix, an operating system that dates back to 1969. Unix and its archetypal user interface, the command line, look alien to many Mac ...

The only Linux command you need for monitoring network traffic - and how to use it

The only Linux command you need for monitoring network traffic - and how to use it ...

7 deprecated Linux commands you need to stop using - and what to use instead

7 deprecated Linux commands you need to stop using - and what to use instead ...