sudo command

Both Debian and Ubuntu Linux provides a number of package management tools. This article summaries package management command along with it usage and examples for you.

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FreeBSD comes with kldstat command. The kldstat utility or command displays the status of any files dynamically linked into the kernel. And the kldunload utility unloads a file which was previously loaded with lldload command. You can use kldunload command as follows. Unload a file from the kernel First login as a root user (use […]

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Have you ever wondered why shutdown account exists on Linux server, especially under Red Hat Enterprise Linux distribution?

The answer is quite simple – shutdown account can shutdown server. Here is how you can enable the shutdown account:

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