I could think of this:
You can use this to get a block of lines from a file, deleting the rest of the lines (because of the >).
This works in ksh, but is not portable in sh and bash. This has to do with the way ksh treats the '>'. There is a post where Perderabo has given an explaination for this - but I cant seem to remember where that post is...
Last edited by blowtorch; 09-21-2005 at 01:58 PM..
Is there an easy way to delete the first so many lines in a log file?
like I have a log file that has 10000 lines, i want to just get rid of the first 9000. (2 Replies)
Hi
I have a file & always I need to remove or delete last 2 lines from that file. So in a file if I have 10 lines then it should return me first 8 lines.
Can someone help me? (4 Replies)
I have a file with 65 sets of 35 coordinates, and would like to isolate these coordinates so that I can easily copy the coordinates to another file. The problem is, I've got a 9 line header before each set of coordinates (so each set is 44 lines long). There are a zillion threads out there about... (3 Replies)
HI
I'm looking to delete lines ending with .tk from below data file
---------
abc.tk
mgm.tk
dtk
mgmstk
------
I have written below code
----
sed '/.tk *$/d' dat_file.txt > temp.txt
----
But its deleting all the lines ending with tk. I need to delete only the lines ending .tk
my... (5 Replies)
We have a server that logs transactions to a file. I want to write a script that will delete the first 50 lines of the file daily without renameing the file or moving the file. (8 Replies)
Good morning!!! Im a newbie with shell programing and i was wondering if there is a way to delete certain new lines from a file, here is an example of my current file:
>seq_0
GTGAGATTGCTAATGAGCTGCTTTTAGGGGGCGTGTTGTGCTTGCTTTCC
AACTTTTCTAGATTGATTCTACGCTGCCTCCAGCAGCCACCCCTCCCATC... (11 Replies)
Hi,
I have a big (2.7 GB) text file. Each lines has '|' saperator to saperate each columns.
I want to delete those lines which has text like '|0|0|0|0|0'
I tried:
sed '/|0|0|0|0|0/d' test.txt
Unfortunately, it scans the file but does nothing.
file content sample:... (4 Replies)
Hello,
I have a file filled with dates, such as:
04-08-2011 message
04-08-2011 message
03-08-2011 message
01-08-2011 message
31-07-2011 message
24-07-2011 message
15-07-2011 message
13-12-2008 message
26-11-2007 message
And I want to delete those lines whose date is older than 10... (5 Replies)
Hi Guys ,
I have two files say a1 and a2 having following contents
a1
dag
wfd
a2
dag
wfd
chire
hcm
I want to delete only the lines in a2 which are in a1 and final output of a2 should be
a2
chire
hcm (6 Replies)
Discussion started by: Pradeep_1990
6 Replies
LEARN ABOUT MINIX
suspend
suspend(1) User Commands suspend(1)NAME
suspend - shell built-in function to halt the current shell
SYNOPSIS
sh
suspend
csh
suspend
ksh
suspend
DESCRIPTION
sh
Stops the execution of the current shell (but not if it is the login shell).
csh
Stop the shell in its tracks, much as if it had been sent a stop signal with ^Z. This is most often used to stop shells started by su.
ksh
Stops the execution of the current shell (but not if it is the login shell).
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Availability |SUNWcsu |
+-----------------------------+-----------------------------+
SEE ALSO csh(1), kill(1), ksh(1), sh(1), su(1M), attributes(5)SunOS 5.10 15 Apr 1994 suspend(1)