How do I set environment variables using c shell (tcsh or csh) under FreeBSD UNIX or Linux operating systems? How do I save variable using csh shell under Unix like operating systems?
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echo command
I‘ve setup an NTP (Network Time Protocol) client and/or server to manage the system clock over a network. But, how do I verify that it is working correctly?
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How do I change the PATH settings under Linux operating systems and add a new directory to $PATH under bash shell?
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How do I display my current path settings under Linux / FreeBSD / OpenBSD / NetBSD / Apple OS X / UNIX like operating systems using bash or ksh or csh / tcsh shell?
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I am trying to use xargs command using shell pipes and not able to understand how to control and use command line arguments. For example I’d like to find out all *.c file located in 100s of sub-directories and move them to another directory called ~/old.src. How do I use command line args with xargs to achieve the same?
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How do I change the I/O scheduler for a particular hard disk without rebooting my Linux server system?
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