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Linux Shell script to add a user with a password to the system

Posted: 27 Apr 2020 02:22 PM PDT

{Updated} Are you wondering how to add a user with a password using a shell script under Linux? Let us see how to add a new user and set/change a password including chaning the existing Linux user's password in a Linux shell script bulk mode.

The post Linux Shell script to add a user with a password to the system appeared first on nixCraft.

How to sed remove last character from each line

Posted: 27 Apr 2020 12:08 PM PDT

I need to remove the last character from a line and shell variable such as "${_allowed_ips}". For example, each line is as follows in my file:
foo,
bar,
demo,
I need output as follows:
foo
bar
demo.
How can I use sed to delete the last character?

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