Man Pages – Linux Manual Pages

expand – convert tabs to spaces
USAGE
expand [OPTION]… [FILE]…

DESCRIPTION
Convert tabs in each FILE to spaces, writing to standard output. With
no FILE, or when FILE is -, read standard input.

[...]

colrm – remove columns from a file
USAGE
colrm [startcol [endcol]]

DESCRIPTION
Colrm removes selected columns from a file. Input is taken from standard
input. Output is sent to standard output.

If called with one parameter the columns of [...]

col – filter reverse line feeds from input
USAGE
col [-bfpx] [-l num]

DESCRIPTION
Col filters out reverse (and half reverse) line feeds so the output is in
the correct order with only forward and half forward line feeds, and
replaces [...]