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chmod +x file.sh # Give execute permissions to the .sh file
./file.sh # Run the .sh file
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\\you start with
#!/bin/bash
EnterYourCommand
and open a terminal in the same directory where the .sh file is and run "chmod +x FILENAME.sh"
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./script-name-here.sh #Chage the "script-name-here" to the name of the .sh file.