Normally, `sort' reads all input before opening OUTPUT-FILE, so you can safely sort a
If they are string you will get them in alphabetical order.
There are a few ways we can reverse the output of a file, or command.
that might not be everywhere (like awk with in-place file modification, or perl).
Sort command is helpful to sort/order lines in text files.
txt become the same containing non-capital items. I want the UPPER.txt to remain as it was originally. How can I keep a backup of the original file ...
"regex" sed '/regex/G' # insert a blank line above and below every line which matches
( Note that before #+ continuing, if -n option had not been passed, sed would have ... setting margins, numbering lines, adding page headers, and merging files, ...
Sorting only on the first and second columns may not guarantee expected ordering,
If you want to put a comment in the first line of your script and that comment begins