Search Results

awk -F"TM" '{lines[$1]=$2} END {for (i in lines) {print i lines[i]}}' inputfile
or
awk -F"TM" '!(lines[$1]) {lines[$1]=$2} END {for (i in lines) {print i lines[i]}}' inputfile


You could sort...

awk '$7 == "." { next } { print }' "$file"




awk '$7 == "." { $7 = "-1" } { print }' "$file"

This type of variable assignment affects only the command it precedes (if you insert a semicolon between the assignment and the command the meaning changes):

with semicolon (IFS is affected inside...

The IFS is reset for safety. Granted those are corner cases,
but consider the following:

% touch 'filename_with_trailing_ifs_char ' # ends with a space
% find -name '* ' |
while read; do...

Backup your files first:

find . -type f -name '*[:?"]*' |
while IFS= read -r; do
mv -- "$REPLY" "${REPLY//[:?\"]}"
doneThe script will simply remove those characters. If you want to...