r option

In the intricate dance of managing processes and jobs in a Bash environment, understanding the right commands can feel like uncovering hidden superpowers. Today, we’re focusing on one such command: disown, and specifically, how to use the -r option to manage running jobs effectively. A: The disown command in Bash is used primarily to remove jobs from the current shell’s job table. This effectively means that the shell forgets about the jobs, which prevents it from sending a HUP (hangup) signal to them if the shell closes. This is particularly useful for ensuring long-running or background processes aren’t accidentally terminated when the initiating terminal is closed.