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Solving a shell script issue when bash encounters unwanted linefeed characters 'r' : command not found line

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Some operating system shells use linefeed characters 'r' as new line characters (such as some Mac OS). When a script containing these invisible characters are interpreted by Linux or *nix shells, they are flagged as errors, since *nix uses 'n' as new lines. For example they might produce the following error: command not found line
Show how to get rid of these 'r' characters.

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https://brainmass.com/computer-science/operating-systems/solving-shell-script-issue-501577

Solution Preview

Some operating system shells use linefeed characters 'r' as new line characters (such as some Mac OS). When a script containing these invisible ...

Solution Summary

This solution shows how to remove the invisible 'r' characters that are interpreted as errors by Linux.

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