LiveUpdated 2026-11-01 22:12 UTC

Brian Kernighan (Bell Labs MTS): “Oh yeah, grep.

Name: Brian Kernighan (Bell Labs MTS): “Oh yeah, grep.
Uploaded: 2026-11-01T20:26:13.000Z
Channel: Ryan Peterman
Description: Where GREP came from Brian Kernighan (Bell Labs MTS): “Oh yeah, grep. Ken Thompson tells it very well, but the gist of it is that in the text editor, the ed text editor, which was the first real editor on the Unix system, there is a command called g, which says do this command on all of the lines…

This is a dev post classified by AGK Intelligence as Terminal & editor (a free resource), kept by the Dev Radar because it carries real work, not commentary.

Where GREP came from Brian Kernighan (Bell Labs MTS): “Oh yeah, grep. Ken Thompson tells it very well, but the gist of it is that in the text editor, the ed text editor, which was the first real editor on the Unix system, there is a command called g, which says do this command on all of the lines that match a particular regular expression. And the syntax is in fact g, whatever the regular expression is, slash p, print all the lines that match this pattern. And hence grep. It's become a noun, a verb, a gerund, you name it.”

Posted by Ryan Peterman (30.2k followers) 1 h ago · 5 likes · 733 views · view the original post on X. Kept by the Dev Radar as Terminal & editor. Tools mentioned: Airlock.

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