Show the first column of a filesuggest change
Suppose you have a file that looks like this
John Smith 31 Robert Jones 27 ...
This file has 3 columns separated by spaces. To select only the first column, do the following.
cut -d ' ' -f1 filename
-d flag, specifies the delimiter, or what separates the records. The
-f flag specifies the field or column number. This will display the following output
John Robert ...