i want to cut all the entries from the /etc/passwd file in which the uid is> 500
for this i was writing this ,m quiet new to all this.. scripting
but on the 6th n 8th line ,, i hav to specify a line number .. to get the commnd working .. but i want to use variable i instead of that ,,... (2 Replies)
Hi All,
I had a file called Input.txt, i need to group up in a single line as 1=ttt and the no of lines may vary bewteen the 1=ttt
cat Input.txt
1=ttt,2=xxxxxx, 3=4545
44545, 4=66667
7777, 5=77723
1=ttt, 2=xxxxxx, 3=34436 66
3545, 4=66666, 5=ffffff, 6=uuuuuuu
1=ttt, 2=xxxxxx,... (4 Replies)
Hi,
Could any one please let me know what is the maximum number of characters
that will fit into a single line of a flat file on a unix.
Thanks. (1 Reply)
Hi Unix gurus
Basically i am searching for the pattern and getting the line numbers of the grepped pattern. I am trying to print the series of lines from 7 lines before the grepped line number to the grepped line number.
I am trying to use the following code. but it is not working.
cat... (3 Replies)
So, I want to read line-by-line a text file with unknown number of files....
So:
a=1
b=1
while ; do
b=`sed -n '$ap' test`
a=`expr $a + 1`
$here do something with b etc
done
the problem is that sed does not seem to recognise the $a, even when trying
sed -n ' $a p'
So, I cannot read... (3 Replies)
In the vi editor, there seems to be some limit on the number of characters could be allowed in single line. I tried a line with characters up to 1880. It worked. But when i tried with something of 5000 characters, it doesnt work. Any suggestions.
Thanks in advance! (2 Replies)
Hi,
I have a line which has n number of words with separated by space.
I wanted to make each word as a separate line.
for example,
i have a file that has line like
i am a good boy
i want the output like,
i
am
a
good (8 Replies)
Hello,
:wall:
I have a 12 column csv file. I wish to delete the entire line if column 7 = hello and column 12 = goodbye. I have tried everything that I can find in all of my ref books.
I know this does not work
/^*,*,*,*,*,*,"hello",*,*,*,*,"goodbye"/d
Any ideas?
Thanks
Please... (2 Replies)
Hi Gurus,
I need separate one file which is one huge line to mutiple line.
file like
abcd # bcd # def # fge # ged
I want to get
abcd
bcd
def
fge
ged
Thanks in advance (4 Replies)
Discussion started by: ken6503
4 Replies
LEARN ABOUT DEBIAN
fold
FOLD(1) User Commands FOLD(1)NAME
fold - wrap each input line to fit in specified width
SYNOPSIS
fold [OPTION]... [FILE]...
DESCRIPTION
Wrap input lines in each FILE (standard input by default), writing to standard output.
Mandatory arguments to long options are mandatory for short options too.
-b, --bytes
count bytes rather than columns
-s, --spaces
break at spaces
-w, --width=WIDTH
use WIDTH columns instead of 80
--help display this help and exit
--version
output version information and exit
AUTHOR
Written by David MacKenzie.
REPORTING BUGS
Report fold bugs to bug-coreutils@gnu.org
GNU coreutils home page: <http://www.gnu.org/software/coreutils/>
General help using GNU software: <http://www.gnu.org/gethelp/>
Report fold translation bugs to <http://translationproject.org/team/>
COPYRIGHT
Copyright (C) 2011 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law.
SEE ALSO
The full documentation for fold is maintained as a Texinfo manual. If the info and fold programs are properly installed at your site, the
command
info coreutils 'fold invocation'
should give you access to the complete manual.
GNU coreutils 8.12.197-032bb September 2011 FOLD(1)