Act 2024 Sed Command. With its ability to search, find, and replace text, insert and delete. Learn to use one of the most powerful commands of the unix toolbox:

Sed is the stream editor, in that you can use | (pipe) to send standard streams (stdin and stdout specifically) through sed and alter them programmatically on the fly, making it a handy tool in the unix philosophy tradition; The tool searches through, replaces, adds, and deletes lines in a text file without opening the.