I need to add a new lines with certain data, to an existing file, every 5 lines in the file.
There is no way to find any distinct charater pattern so
I will have to do a line count and then insert the new line.
I think using awk or sed is what I need to do.
Any help is appreciated.
Kunder (2 Replies)
Hi,
I have tried many times to add the string into the first line of the file or the middle of the file but could not find the solution.
I first tried by
$echo "paki" >> file
This code only append paki string at the end of file "file" but how can i add this "paki" into the first line or... (5 Replies)
Can anyone help me pls? I want to add a text into the middle of file.
I've writtenthe following script
text to add="$1"
file="$2"
lines=$(wc -l $2)
half_lines=$(expr $lines / 2)
head -$half_lines $2 > temp
echo "text to add" >> temp
((half_lines=$half_lines + 1))
tail -$half_lines $2... (6 Replies)
I've got a configuration file that is filled with xml text statements for example:
<...../>
<...../>
<...../>
<data id="java-options" value="-server -Djava.security.policy..../>
<...../>
<...../>
<...../>
I want to write a korn shell script that will go to this specific line and add a... (2 Replies)
I am trying to strip out certain characters from a string on both (left & right) sides. For example, line=see@hear|touch, i only want to echo the "hear" part. Well i have tried this approach:
line=see@hear|touch
templine=${line#*@} #removed "see@"
echo ${templine%%\|*} #removed... (4 Replies)
Hi,
I want to write a script that takes a file and a string as params and adds the string to the middle line of the file. Also, I want to output the results back to the original file passed without using temp files.
I am very much new to UNIX so this is all a little like black magic to me at... (15 Replies)
Hello all!
I'm trying to put together a small script that will take in a file name and attach a datestamp to the end of it (but before the file type extension).
To illustrate...
Before:
filename.txt
anotherfilename.txt
After:
filename_20090724.txt
anotherfilename_20090724.txt
... (7 Replies)
my file input is with tab as delimiter, and in every line, there would be a skip of line with an unexcepted newline breaker. I'd like to remove this \n and put the information in the same line.
INPUT
a1 b1b2 c1
c2 d1
a2 b3 c3 d4
OUTPUT
a1 b1b2 c1c2 ... (9 Replies)
Hi Folks!
I hope you can help me figure this out. I need to print a record which contains the contents of a config file. The contents of the config file should be found within the 21st and the 30th position of the fixed width reference file.
Config File:
aaaa
bbbb
cccc
Reference... (3 Replies)
My sample file is variable length, with out any field delimiters. It has min of 18 chars length and the 'CRLF' is potentially between 12-14 chars. How do I replace this with a space? I still want to keep end of record, but just want to remove these new lines chars in the middle of the data.
... (7 Replies)
Discussion started by: chandrath
7 Replies
LEARN ABOUT CENTOS
grub-render-label
GRUB-RENDER-LABEL(1) User Commands GRUB-RENDER-LABEL(1)NAME
grub-render-label - generate a .disk_label for Apple Macs.
SYNOPSIS
grub-render-label [OPTION...] [OPTIONS]
DESCRIPTION
Render Apple .disk_label.
-b, --bgcolor=COLOR
use COLOR for background
-c, --color=COLOR
use COLOR for text
-f, --font=FILE
use FILE as font (PF2).
-i, --input=FILE
read text from FILE.
-o, --output=FILE
set output filename. Default is STDOUT
-t, --text=STRING
set the label to render
-v, --verbose
print verbose messages.
-?, --help
give this help list
--usage
give a short usage message
-V, --version
print program version
Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.
REPORTING BUGS
Report bugs to <bug-grub@gnu.org>.
SEE ALSO
The full documentation for grub-render-label is maintained as a Texinfo manual. If the info and grub-render-label programs are properly
installed at your site, the command
info grub-render-label
should give you access to the complete manual.
grub-render-label (GRUB) 2.02-2ubuntu8.3 July 2018 GRUB-RENDER-LABEL(1)