Visit The New, Modern Unix Linux Community

Full Discussion: Remove blank line - SED
Top Forums Shell Programming and Scripting Remove blank line - SED Post 302228314 by era on Saturday 23rd of August 2008 10:37:39 PM
We speculate that it's a DOS carriage return; if so, you might want to convert the whole file to Unix line ending conventions because otherwise, the problem will continue to haunt you whenever you need to match something at end of line, etc. See if dos2unix or your local equivalent would help (search these forums if you can't find a good command installed locally).
Test Your Knowledge in Computers #240
Difficulty: Easy
In 1973, a transatlantic satellite link connected the Norwegian Seismic Array (NORSAR) to the ARPANET, making Norway the first country outside the US to be connected to the network.
True or False?

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

sed: delete regex line and next line if blank

Hi, I want to write a sed script which from batiato: batiato/giubbe: pip_b.2.txt pip_b.3.txt pip_b.3mmm.txt bennato: bennato/peterpan: 123.txt consoli: pip_a.12.txt daniele: (2 Replies)
Discussion started by: one71
2 Replies

2. Shell Programming and Scripting

sed: print out to first blank line

I am trying to use wget and sed to extract a text based weather forecast for the Greater Victoria area only, this is one paragraph of many in a web page. I have tried /^$/ but that does not seem to work. So far I get mostly what I want with this: wget -qO -... (2 Replies)
Discussion started by: lagagnon
2 Replies

3. Shell Programming and Scripting

Remove last blank line of file

I have a number of files (arranged in directories) which have last line blank, I am trying to synchronize my code with other env and due to this blank lines, all files error out as different although only difference is that of balnk line at end of file. Is there a way I can recursively... (2 Replies)
Discussion started by: ruchimca
2 Replies

4. UNIX for Dummies Questions & Answers

Question: Help need to remove blank line & sed: Couldn't re-allocate memory error.

I've shell script where i used the below command to take the line which contains patterns. sed -n "/$year 05:/,/$year 17:/p" trace.log | grep -f patterns.txt > output.log This was working fine for long time, but now a days this script is not working with and throwing error like sed:... (8 Replies)
Discussion started by: senthil.ak
8 Replies

5. Shell Programming and Scripting

sed adding a blank line

I use the following as part of a script to correct for a faulty hostname file. # get the domain name read -r thehostname < /etc/hostname dom="$(echo $thehostname | cut -d'.' -f2)" numchar=${#dom} if then echo "It appears as though the hostname is not correctly set." echo "Hostname has... (5 Replies)
Discussion started by: bugeye
5 Replies

6. Shell Programming and Scripting

Delete lines containing and remove the blank line at the same time

Is there a way to delete a line containing something and the blank line at the same time? If you do this it leaves a blank line behind. sed '/yum/d' .bash_historyI know this works but I would think there would be a way to do it with one command sed '/yum/d' .bash_history | sed '/^$/d'In... (2 Replies)
Discussion started by: cokedude
2 Replies

7. Shell Programming and Scripting

How to remove blank line from a text file?

Hi All, I am creating a text file using perl. The first record I am writing as "$line" and all the other as "\n$line". At the end the file is having N number of lines. I am using this file for MLOAD (Teradata), which is reading N+1 lines in the file and failing.I am not able to find new line... (2 Replies)
Discussion started by: unankix
2 Replies

8. Shell Programming and Scripting

Remove Space and blank line from file in UNIX shell script

I have below file. I want to remove space at begining of every line and then after also remove blank line from file. I use below code for each operation. sed -e 's/^*//' < check.txt > check1.txt sed '/^\s*$/d' < check1.txt > check2.txt above code not remove all the space... (12 Replies)
Discussion started by: Mohin Jain
12 Replies

9. Shell Programming and Scripting

sed - How to insert line before the first blank line following a token

Hello. I have a config file (/etc/my_config_file) which may content : # # port for HTTP (descriptions, SOAP, media transfer) traffic port=8200 # network interfaces to serve, comma delimited network_interface=eth0 # set this to the directory you want scanned. # * if have multiple... (6 Replies)
Discussion started by: jcdole
6 Replies

10. Shell Programming and Scripting

Bash - sed - Remove first word from line which can begin eventually with blank

hello. How to remove first word from line. The line may or may not start with blank. NEW_PARAM1=$(magic-command " -t --protocol=TCP -P 12345-u root -h localhost ") NEW_PARAM2=$(magic-command "-t --protocol=TCP -P 12345 -u root -h localhost ") I want NEW_PARAM1 equal to NEW_PARAM2 equal ... (2 Replies)
Discussion started by: jcdole
2 Replies
TNTNET-CONFIG(1)					      General Commands Manual						  TNTNET-CONFIG(1)

tntnet-config - output compiler flags for tntnet usage SYNOPSIS
tntnet-config [--libs] [--cxxflags] [--config[=app]] [--makefile[=app]] [--project=app] [--autoproject=app] [--help] [--version] DESCRIPTION
This manual page documents briefly the tntnet-config command. OPTIONS
This program's options start with two dashes (`-'). A summary of options is included below. --libs Output linker flags. --cxxflags Output C++ preprocessor and compiler flags. --config[=app] Print default configuration file. --makefile[=app] Print a simple makefile for an ecpp project. --project=app Create a simple ecpp project directory. --autoproject=app Create a autotools based ecpp project. --help Show summary of options. --version Show version of program. AUTHOR
tntnet was written by Tommi Makitalo <>. This manual page was written by Kari Pahula <>, for the Debian project (but may be used by others). SEE ALSO
tntnet(8), ecppc(1), ecppl(1), ecppll(1). More documentation can be found in /usr/share/doc/tntnet-doc/. July 3, 2006 TNTNET-CONFIG(1)

Featured Tech Videos

All times are GMT -4. The time now is 11:18 AM.
Unix & Linux Forums Content Copyright 1993-2020. All Rights Reserved.
Privacy Policy