sleep command

• It is a delay for a specified amount of time
  • The time is specified in seconds

Example

# The following command will make the prompt sleep for 5 seconds
sleep 5

Coprocess

• The shell command: coproc
• A Coprocess is executed asynchronously in a subshell
  • In simple words, this command is used to run a process without actually losing control of the prompt
  • As we don’t lose prompt access, we can execute other commands

Usage

coproc sleep 20

• When the above mentioned process is completed, the prompt will output a message saying Done
• We can run the ps command to view the running status of the aforementioned command

<aside> 💡 Help me!

• Note that man only works for commands related to linux OS
  • man <command name>
• For getting information about shell commands, use help
  • help <command name>
• Get the type of command using type <command name> </aside>

kill