// Link · 8 June 2026

head and tail: The First and Last Things You Need to Know About Your Data

Head prints the first N lines of input, tail prints the last N — but the real value is in the details: negative line counts, the +N start-from syntax, magic byte inspection, and tail -f for live log monitoring that survives log rotation with -F. This article covers every flag and the security workfl...

Hacker Noon

@hacker-noon · hackernoon.com

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Hacker Noon@hacker-noon