sed is short for stream editor. It reads in a file (one line at a time), modifies the contents per your parameters, and then outputs.
A more simple description, it allows you to modify the contents of a file without you actually having to open it.
sed is short for stream editor. It reads in a file (one line at a time), modifies the contents per your parameters, and then outputs.
A more simple description, it allows you to modify the contents of a file without you actually having to open it.