Red Hat: Notes

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What's new in Red Hat Enterprise Linux 9, code-named Plow.

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Linux command: tail

tail - output the last part of files

Linux command: printenv

printenv - print all or part of environment NAME printenv - print all or part of environment SYNOPSIS printenv [OPTION]... [VARIABLE]... DESCRIPTION Print the values of the specified environment VARIABLE(s). If no VARIABLE is speci‐ fied, print name and value pairs for them all. -0, --null end each output line with NUL, not newline --help display this help and exit --version output version information and exit NOTE: your shell may have its own version of printenv, which usually supersedes the version described here. Please refer to your shell's documentation for d...

Linux command: Find current username and userid

Find current username

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