To remove 'empty' lines : sed '/^$/d' < yourfile > newfile ;-) Dickie Bird db@dickiebird.freeserve.co.uk Upvote 0 Downvote Sep 18, 2002 #3 mhutchis Programmer Sep 18, 2002 7 US Not sure if perhaps you wanted unix2dos file1 > file2 From your explaination, the other ...
The second part of sed is to remove the empty lines created by the first sed command. 24. Delete only the line prior to the line containing the pattern 'Linux', not the very line: $ sed -n '/Linux/{x;d;};1h;1!{x;p;};${x;p;}' file Cygwin Linux Solaris AIX This is almost...
6. awk command examples Remove duplicate lines using awk $ awk '!($0 in array) { array[$0]; print }' temp Print all lines from /etc/passwd that has the same uid and gid $awk -F ':' '$3==$4' passwd.txt Print only specific field from a file. $ awk '{print $2,$5;}' em...
Add line number for all non-empty-lines in a file $ sed '/./=' thegeekstuff.txt | sed 'N; s/\n/ /' More sed examples: Advanced Sed Substitution Examples 6. awk command examples Remove duplicate lines using awk $ awk '!($0 in array) { array[$0]; print }' temp Print all lin...
You can improve this command to automatically remove the last command in the history file. It's a good idea to delete empty lines in the zsh history first: sed -i '.bak' '/^$/d' .zsh_history The backup file ".bak" is only required for sed on macOS....
Add line number for all non-empty-lines in a file $ sed '/./=' thegeekstuff.txt | sed 'N; s/\n/ /' More sed examples:Advanced Sed Substitution Examples 6. awk command examples Remove duplicate lines using awk $ awk '!($0 in array) { array[$0]; print }' temp ...
remove empty directory: rmdir sampledir remove non-empty directory: rm -r sampledir 9, navigating directory cd ~: immediately go back to home cd ../config: navigate back to upper level and then go to the config folder cp ../log4jUS.xml . : copy the log4jUS.xml in upper directory to...
Add line number for all non-empty-lines in a file $ sed '/./=' thegeekstuff.txt | sed 'N; s/\n/ /' More sed examples: Advanced Sed Substitution Examples 6. awk command examples Remove duplicate lines using awk $ awk '!($0 in array) { array[$0]; print }' temp Print...
remove empty lines Mar 1, 2012 RELEASE_NOTES Notes updated Jul 7, 2010 WIN_NOTES.txt.in Whole pile of memory leaks fixed.. ... Jan 27, 2012 autogen.sh More work on locales, now they install in the right place, but still …
+2d'test.txt# Delete matching line and 2 lines after macthing line.sed's/[[:blank:]]*$//'test.txt# Using the '[:blank:]' class can be used to remove spaces and tabs from the text or the content of any file.sed'/^$/d'test.txt# Delete all lines that have only white-space....