Hidden features of Bash

by

insert preceding line’s final parameter

alt–. the most useful key combination ever, try it and see, for some reason no one knows about this one.

press it again and again to select older last parameters.

great when you want to do something else to something you used just a moment ago.

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  32. Difference between sh and Bash
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  39. What is the Bash file extension?
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  43. Wait for bash background jobs in script to be finished
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