sponge

Soak up the input before writing the output file.

=> More information.

• Append file content to the source file:

cat {path/to/file} | sponge -a {path/to/file}

• Remove all lines starting with # in a file:

grep -v '^{#}' {path/to/file} | sponge {path/to/file}

Copyright © 2014—present the tldr-pages team and contributors.

This work is licensed under the Creative Commons Attribution 4.0 International License (CC-BY).

=> CC-BY