Reading files
The tail command
Shows the last lines of a file. The log watcher's command.
Syntax
tail [-n N] <archivo>Most useful options
-n NShows N lines-fDoes not quit: keeps showing new linesCopy-ready examples
$ tail Documentos/tareas.txtThe last 10$ tail -n 1 Documentos/tareas.txtOnly the last oneYou can try them in the browser terminal: it does not touch your computer.
Typical mistakes
- With -f it keeps listening: on a real log you see lines arrive live.
FAQ
What exactly does tail -f do?
It follows the file: it shows new lines as they are appended.
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