$ curl cheat.sh/
# batch
# Execute commands at a later time when the system load levels permit.
# Service atd (or atrun) should be running for the actual executions.
# More information: <https://manned.org/batch>.

# Execute commands from standard input (press `Ctrl + D` when done):
batch

# Execute a command from standard input:
echo "./make_db_backup.sh" | batch

# Execute commands from a given file:
batch -f path/to/file

$
Follow @igor_chubin cheat.sh tldr