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Mart Traagel's corner of the internet: build-it-yourself guides on Linux, self-hosting, and Kubernetes, opinionated writing, a real K3s homelab, and a set of free dev tools.
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What does grep stand for, and the seventy-five-year history of the regular expression
grep is short for g/re/p - the ed command syntax for global regular expression print. Regular expressions themselves go back to a 1951 RAND memo by Stephen Kleene. The thirty-year flavour war is a footnote to the original math.
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