removing lines without text Post: 302582184

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1. Shell Programming and Scripting

Removing lines in a text file.

Here is my problem I'm hoping you guru's can help me figure out. I have a text file that contains comma delimited columns. What I'm looking to do is see if the 24th column on each row in the file contains a value (not null), and then write/append that line to a different file. I've been...

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removing particular lines ending with a .cnt extension in a text file

I have a text file with rows of information (it is basically a ls command information(o/p from ls command)) I need to remove the lines ending with a .cnt extension and keep the lines ending with .zip extension, how to accomplish this. I also only need the date,size and name of the file from every...

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removing multiple lines of text in a file

Hi, I'm trying to remove multiple lines of text based off a series of different words and output it to a new file The document contains a ton of data but i want to delete any line that has the following mx1.rr.biz.com or ns2.ri.biz.com i tried using grep -v filename "mx1.rr.biz.com" >...

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Removing empty lines(space) between two lines containing strings

Hi, Please provide shell script to Remove empty lines(space) between two lines containing strings in a file. Input File : A1/EXT "BAP_BSC6/07B/00" 844 090602 1605 RXOCF-465 PDTR11 1 SITE ON BATTERY A2/EXT...

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Removing trailing lines at the end of a text file

How do you remove trailing empty lines at the end of a text file? Thanks!

6. Shell Programming and Scripting

Removing md5sum lines stored in text file

Hello. I'm writing a script where every file you create will generate a md5sum and store it into a text file. Say I create 2 files, it'll look like this in the text file: d41d8cd98f00b204e9800998ecf8427e /helloworld/saystheman d41d8cd98f00b204e9800998ecf8427e /helloworld/test I...

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Removing PATTERN from txt without removing lines and general text formatting

Hi Everybody! First post! Totally noobie. I'm using the terminal to read a poorly formatted book. The text file contains, in the middle of paragraphs, hyphenation to split words that are supposed to be on multiple pages. It looks ve -- ry much like this. I was hoping to use grep -v " -- "...

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Joining broken lines and removing empty lines

Hi - I have req to join broken lines and remove empty lines but should NOT be in one line. It has to be as is line by line. The challenge here is there is no end of line/start of line char. thanks in advance Source:- 2003-04-34024|04-10-2003|Claims|Claim|01-13-2003|Air Bag:Driver;...

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Removing multiple lines from input file, if multiple lines match a pattern.

GM, I have an issue at work, which requires a simple solution. But, after multiple attempts, I have not been able to hit on the code needed. I am assuming that sed, awk or even perl could do what I need. I have an application that adds extra blank page feeds, for multiple reports, when...

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Selecting text on multiple lines, then removing a beginning and end patterns

I have a file similar to the below. I am selecting only the paragraphs with @inlineifset. I am using the following command sed '/@inlineifset/,/^ *$/!d; s/@inlineifset{mrg, @btpar{@//' $flnm >> $ofln This produces @section Correlations between seismograms,,,,}} ...

LEARN ABOUT REDHAT

unexpand

UNEXPAND(1)								FSF							       UNEXPAND(1)

NAME

       unexpand - convert spaces to tabs

SYNOPSIS

       unexpand [OPTION]... [FILE]...

DESCRIPTION

       Convert spaces in each FILE to tabs, writing to standard output.  With no FILE, or when FILE is -, read standard input.

       Mandatory arguments to long options are mandatory for short options too.

       -a, --all
	      convert all whitespace, instead of initial whitespace

       -t, --tabs=NUMBER
	      have tabs NUMBER characters apart instead of 8

       -t, --tabs=LIST
	      use comma separated list of explicit tab positions

       --help display this help and exit

       --version
	      output version information and exit

AUTHOR

       Written by David MacKenzie.

REPORTING BUGS

       Report bugs to <bug-coreutils@gnu.org>.

COPYRIGHT

       Copyright (C) 2002 Free Software Foundation, Inc.
       This is free software; see the source for copying conditions.  There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICU-
       LAR PURPOSE.

SEE ALSO

       The full documentation for unexpand is maintained as a Texinfo manual.  If the info and unexpand programs are properly  installed  at  your
       site, the command

	      info unexpand

       should give you access to the complete manual.

unexpand (coreutils) 4.5.3					   February 2003						       UNEXPAND(1)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Removing lines in a text file.

Discussion started by: WABonnett

2. Solaris

removing particular lines ending with a .cnt extension in a text file

Discussion started by: ramky79

3. UNIX for Dummies Questions & Answers

removing multiple lines of text in a file

Discussion started by: spartan22

4. Shell Programming and Scripting

Removing empty lines(space) between two lines containing strings

Discussion started by: sudhakaryadav