What does the md command do?
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How do you copy a directory with many files and folders into another directory?
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Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.
How to replace the exact word in vi editor?? suppose a file contains words like amaze,amazed,amazement in some of the line.But i want to replace only 'amaze' with delight but don't wanna replace amazed or amazement. thanks
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