Scenario: we want to repeat the last entered command which fails until it returns a system code of 0, the reason that potentially exits with !=0 is because of network problem
and/or/no-care chains are bash syntactic sugar that allows users to execute a chain of commands and decide which command to be executed on this chain…
There are three ways to execute commands in parallel using bash
If you often need to copy or sync data from a server to another you will probably miss some of the following features