Basic Usage (GNU coreutils)

Most Frequently Used (Cheat Sheet)

Command	Comment
echo	Print a line of text
who	Print who is currently logged in
whoami	Print effective user name
id	Print user identity
base64	Transform data into printable data
date	Print or set system date and time. See Date & Time
env	Run a command in a modified environment. SeeEnvironment Variables

References

• GNU Coreutils Manual
• Coreutils - Debian Wiki