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Howto: Send The Content Of a Text File Using mail Command In Unix / Linux

by on April 17, 2012 · 5 comments

I‘d like to send an email with the content of a text file using mail command in Unix / Linux operating system. How do I do it?

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UNIX: Recursive Delete Directory / Files

by on April 15, 2012 · 0 comments

How do I delete (remove) a directory called $HOME/foo and its content including all files and sub-directories under Unix like operating systems? What is the best way to completely delete /tmp/foo/ with all it’s content?

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UNIX: Find Out the Server Model

by on May 20, 2011 · 5 comments

How do I find out my UNIX server model? What is my UNIX server model?

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HowTo: UNIX Set Date and Time Command

by on April 26, 2011 · 4 comments

I recently noticed that one of my UNIX servers was about 4 hours behind the correct time. I wanted to correct the date and time manually. How do I set date and/or time under UNIX operating systems using command line options?

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Linux / UNIX: See If Particular Users Are Logged Into Server

by on April 18, 2011 · 1 comment

How do I see if my friends or coworkers are logged into the same Linux or BSD or UNIX (AIX, HP-UX, Apple OS X) server / workstation as I am from a command line?

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Delete SSH Keys

by on June 24, 2010 · 5 comments

One my user leaves the office and I’d like to disable her access to our UNIX / Linux system. How do I delete ssh key from the UNIX systems so that user can not log in?

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Linux/UNIX: Move File Starting With A Dash

by on February 20, 2010 · 10 comments

In Unix or Linux operating systems, how do I move file(s) starting with a dash (e.g., /home/you/–filename.txt or /home/you/-filename.txt)?

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