How to delete all lines with less then 32 characters from a textfile? Post: 302398667

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

How to delete lines in a file that have duplicates or derive the lines that aper once

Input: a b b c d d I need: a c I know how to get this (the lines that have duplicates) : b d sort file | uniq -d But i need opossite of this. I have searched the forum and other places as well, but have found solution for everything except this variant of the problem.

2. Shell Programming and Scripting

Detect lines beginning with double-byte characters (Japanese) and delete

Greetings, I want to use a script (preferably awk) which determines if the first character in a line is double-byte (as in Japanese or Chinese) and deletes it. For example: (in the above quote, I see Japanese on my screen for two lines - with 2 characters in the first and 3 characters in the...

3. UNIX for Dummies Questions & Answers

How get only required lines & delete the rest of the lines in file

Hiiii I have a file which contains huge data as a.dat: PDE 1990 1 9 18 51 28.90 24.7500 95.2800 118.0 6.1 0.0 BURMA event name: 010990D time shift: 7.3000 half duration: 5.0000 latitude: 24.4200 longitude: 94.9500 depth: 129.6000 Mrr: ...

4. Shell Programming and Scripting

Find a string in textfile, erase $num lines after that string

I have a textfile containing text similar to the following pattern: STRING1 UNIQUE_STRING1 STRING2 STRING3 STRING4 STRING5 STRING1 UNIQUE_STRING2 STRING2 STRING3 STRING4 STRING5 STRING1 UNIQUE_STRING3 STRING2 STRING3

5. UNIX for Advanced & Expert Users

In a huge file, Delete duplicate lines leaving unique lines

Hi All, I have a very huge file (4GB) which has duplicate lines. I want to delete duplicate lines leaving unique lines. Sort, uniq, awk '!x++' are not working as its running out of buffer space. I dont know if this works : I want to read each line of the File in a For Loop, and want to...

6. Shell Programming and Scripting

search and replace, when found, delete multiple lines, add new set of lines?

hey guys, I tried searching but most 'search and replace' questions are related to one liners. Say I have a file to be replaced that has the following: $ cat testing.txt TESTING AAA BBB CCC DDD EEE FFF GGG HHH ENDTESTING This is the input file:

7. Shell Programming and Scripting

Sed/awk to delete single lines that aren't touching other lines

Hello, I'm trying to figure out how to use sed or awk to delete single lines in a file. By single, I mean lines that are not touching any other lines (just one line with white space above and below). Example: one two three four five six seven eight I want it to look like:

8. Shell Programming and Scripting

Cut lines from and to in a textfile

i am having a text file like below rama surya pandu latha singh raja i want to get the new file from 3 to 5 i.e pandu latha singh please help

9. Shell Programming and Scripting

How to separate sorte different characters from one textfile and copy them in a new textfile?

My first post, so don't kill me :) Say i open some textfile with some example like this. on the table are handy, bread and wine Now i know exactly what is in and i want to separate and sorted it in terminal to an existing file with another 2 existing lines in like this: table plane ...

10. Shell Programming and Scripting

Replicating certain lines in a textfile

I am very new to to shell scripting and facing a problem that I can't seem to solve. I want to write a bash script that edits file1.txt and saves it as file2.txt. This is what the files should look like: file1: textline1 textline2 startCopy copyThis endCopy textline3 textline4 file2: ...

LEARN ABOUT OPENSOLARIS

insdelln

insdelln(3XCURSES)					  X/Open Curses Library Functions					insdelln(3XCURSES)

NAME

       insdelln, winsdelln - insert/delete lines to/from the window

SYNOPSIS

       cc [ flag... ] file... -I /usr/xpg4/include  -L	/usr/xpg4/lib 
	-R  /usr/xpg4/lib  -lcurses  [ library... ]

       c89 [ flag... ] file... -lcurses [ library... ]

       #include <curses.h>

       int insdelln(int n);

       int winsdelln(WINDOW *win, int n);

PARAMETERS

       n      Is the number of lines to insert or delete (positive n inserts; negative n deletes).

       win    Is a pointer to the window in which to insert or delete a line.

DESCRIPTION

       The  insdelln()	and  winsdelln() functions insert or delete blank  lines  in stdscr or win, respectively.  When n is positive, n lines are
       added before the current line  and the bottom n lines are lost; when n is negative, n lines  are deleted starting with  the  current  line,
       the remaining lines are moved up,  and the bottom n lines are cleared. The position of the cursor does not change.

RETURN VALUES

       On success, these functions return OK. Otherwise, they return ERR.

ERRORS

       None.

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Interface Stability	     |Standard			   |
       +-----------------------------+-----------------------------+
       |MT-Level		     |Unsafe			   |
       +-----------------------------+-----------------------------+

SEE ALSO

       deleteln(3XCURSES), insertln(3XCURSES), libcurses(3XCURSES), attributes(5), standards(5)

SunOS 5.11							    5 Jun 2002							insdelln(3XCURSES)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

How to delete lines in a file that have duplicates or derive the lines that aper once

Discussion started by: necroman08

2. Shell Programming and Scripting

Detect lines beginning with double-byte characters (Japanese) and delete

Discussion started by: ubbeauty

3. UNIX for Dummies Questions & Answers

How get only required lines & delete the rest of the lines in file

Discussion started by: reva

4. Shell Programming and Scripting

Find a string in textfile, erase $num lines after that string

Discussion started by: ilcsfe