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Bash Cheat Sheet/Pipeline commands

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Section: Shell Basics

Pipeline commands

bash
bash
ps aux | grep nginx | grep -v grep
Explanation

Pipelines are foundational to shell workflows.

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Related commands

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Print previous exit status
Show exit status of previous command.
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Run command sequence
Run later commands only if earlier ones succeed.
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Run fallback command
Run fallback command when previous command fails.
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Group commands in current shell
Run a grouped list in current shell.
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Run commands in subshell
Run a grouped list in a subshell.
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Enable pipefail
Make pipeline fail if any command fails.
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