Section: Viewing and Text Basics

Show last lines

bash
bash
tail -n 50 app.log
Explanation

Often used on logs to inspect the latest events.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

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Follow a growing file
Stream appended lines as they are written.
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Print file contents
Concatenate and print files to standard output.
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Page through a file
Open a file in a scrollable pager.
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Show first lines
Display the first lines of a file.
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Count lines words and bytes
Count content in files or streams.
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Display file contents with line numbers.
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