sponge(1) on Linux
The text 4129d9fd4a1b, as Debian 10 (Buster), Debian 9 (Stretch) shipped it.
soak up standard input and write to a file
Flags it lists
-
-a
The text 4129d9fd4a1b, as Debian 10 (Buster), Debian 9 (Stretch) shipped it.
soak up standard input and write to a file
-a