... Isaiah:050:001:Thus saith the LORD, Where is the bill of your mother's divorce Jeremiah:050:001 :The word that the LORD spake against Babylon and against the The shell itself could have done the job: ... commands are part of the shell itself, they execute much faster than external commands. They do not have to start a new process, and they have access to, and can change, the shell s environment. ... or all of the line, and it can do anything else you can think of. Either the condition or the action may be missing. If there is no condition, the action is applied to all lines. If there is...