$ curl cheat.sh/
 cheat:alias 
# To show a list of your current shell aliases:
alias

# To alias `ls -l` to `ll`:
alias ll='ls -l'

# To remove alias:
unalias ll

 tldr:alias 
# alias
# Creates aliases -- words that are replaced by a command string.
# Aliases expire with the current shell session unless defined in the shell's configuration file, e.g. `~/.bashrc`.
# More information: <https://tldp.org/LDP/abs/html/aliases.html>.

# List all aliases:
alias

# Create a generic alias:
alias word="command"

# View the command associated to a given alias:
alias word

# Remove an aliased command:
unalias word

# Turn `rm` into an interactive command:
alias rm="rm --interactive"

# Create `la` as a shortcut for `ls --all`:
alias la="ls --all"

$
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