Bash Cheat Sheet/Run one command and exit

Run a command string in a login shell.

Section: Invocation and Help

Run one command and exit

bash
bash
bash -lc 'echo "$SHELL" && pwd'
Explanation

Common in CI, Docker, and automation where you need Bash semantics for one command.

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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