I am a new Ubuntu Linux 16.04.xx LTS server user. How do I create a new sudo user on my server? How do I add a new user as sudoer file using the command line option on Ubuntu?
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How do I automatically disable user accounts after 30 days after password expiration date under CentOS / Fedora / Red Hat / RHEL / Scientific Linux server operating systems?
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How do I add a user to group under Ubuntu Linux operating system using command line options?
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How do I add a user to the Apache group called www-data under Ubuntu or Debian Linux server operating systems using the command line option?
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How do I disable a user account under Linux operating systems? How can I completely disable a user account Linux server?
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How do I rename a user name from ‘tom’ to ‘jerry’ under Ubuntu Linux?
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How do I restrict access to a given command for instance /opt/apps/start, to authorized users only under Linux / UNIX / BSD operating system?
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