10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
I'm working on a script to execute a number of items. One being, editing particular files to add certain lines. I'm attempting to utilize sed, but, having issues when running from a bash script. Assistance is greatly appreciated.
My example:
sed -i '14 i\
# add these lines
add these lines to... (5 Replies)
Discussion started by: Nvizn
5 Replies
2. UNIX for Dummies Questions & Answers
Hi Everyone,
I have edited my cron using 'crontab -e'. When I try to save the changes using ':wq!' The file closes but the changes are not saved. I get the following messages:
"/tmp/crontabJFainH" 45 lines, 2996 characters
trail.log
crontab: error on previous line; unexpected character found... (11 Replies)
Discussion started by: Scarlet
11 Replies
3. Shell Programming and Scripting
Hi guys, I am currently using this to save first 50 lines into top50.txt and delete them from list.txt ... it's 2 commands:
head -n 50 list.txt > top50.txt && sed -i "1,50 d" list.txt
I want to change that so it's 1 command - whereby sed removes the first 50 lines as above but that which is... (3 Replies)
Discussion started by: holyearth
3 Replies
4. Shell Programming and Scripting
hi,
Im trying to do a sed and save it in teh same file using sed -i option
But i think my system doesnt supports that option at all. BTW, im working in ksh.
Is there any alternate for this?
Thanks (3 Replies)
Discussion started by: dvah
3 Replies
5. Shell Programming and Scripting
I have got problems saving sed changes to the same file in a loop.
Basically I want the delimited value in every line of the file to be set to blank according to the value stored in var. var can be changed anytime.
I do not have sed -i and i've tried to mv the file. Any other ideas?
My file... (8 Replies)
Discussion started by: alienated
8 Replies
6. Shell Programming and Scripting
What is an efficient way to remove all lines from the input file which contain a file name?
inputfile:
=======================
# comment
# comment
# comment
5 8 10 /tmp
5 8 10 /var/run
5 8 10 /etc/vfstab
5 8 9 /var/tmp
5 8 10 /var/adm/messages... (7 Replies)
Discussion started by: Arsenalman
7 Replies
7. Shell Programming and Scripting
I have the follwoing file:
This looks to be : seperated.
For the first field i want only the file name without ".txt" and also i want to remove "+" sign if the second field starts with "+" sign.
Input file:
Output file:
Appreciate your help (9 Replies)
Discussion started by: pinnacle
9 Replies
8. Shell Programming and Scripting
Hi All,
I want to edit a file using shell script..For ex...a file called /etc/passwd..here I am searching for "ftp" if it is there just change it to "tftp" without using any temporary file. (3 Replies)
Discussion started by: Vichu
3 Replies
9. Shell Programming and Scripting
I have an xml file that gets created as a part of daily build. I have to modify some lines in this file, uncomment some lines, comment some line, add 2 new lines in the file every time.
Is there an easier automated way to do this using perl, bash, or sh. I would appreciate it if someone can point... (1 Reply)
Discussion started by: saurabh1982
1 Replies
10. UNIX for Dummies Questions & Answers
Hi,
I generally use Perl for this
ex.
perl -e 's/pattern/replace/g' -p -i <filename>
I did something like this..
find . -type f -exec perl -e 's/pattern/replace/g' -p -i {} \;
I want to do this with "sed"
but what I get is the output being printed on the screen..
i can do sed... (3 Replies)
Discussion started by: oldtrash
3 Replies
XMLSTARLET(1) xmlstarlet Manual XMLSTARLET(1)
NAME
xmlstarlet - command line XML/XSLT toolkit
SYNOPSIS
xmlstarlet [<options>] [<command>] [<cmd-options>]
INTRODUCTION
XMLStarlet is a set of command line utilities (tools) which can be used to transform, query, validate, and edit XML documents and files us-
ing simple set of shell commands in similar way it is done for plain text files using UNIX grep, sed, awk, diff, patch, join, etc commands.
This set of command line utilities can be used by those who deal with many XML documents on UNIX shell command prompt as well as for auto-
mated XML processing with shell scripts.
OPTIONS
--version
Display the version of xmlstarlet.
--help Display help.
COMMANDS
Type: xmlstarlet <command> --help <ENTER> for command help
Available commands include:
ed (or edit)
Edit/update XML document(s).
sel (or select)
Select data or query XML document(s) (XPATH, etc).
tr (or transform)
Transform XML documents(s) using XSLT.
val (or validate)
Validate XML document(s) (well-formed/DTD/XSD/RelaxNG).
fo (or format)
Format XML document(s).
el (or elements)
Display element structure of XML document.
c14n (or canonic)
XML canonicalization.
ls (or list)
List directory as XML.
esc (or escape)
Escape special XML characters.
unesc (or unescape)
Unescape special XML characters.
pyx (or xmln)
Convert XML into PYX format (based on ESIS - ISO 8879).
p2x (or depyx)
Convert PYX into XML.
REFERENCES
XMLStarlet is a command line toolkit to query/edit/check/transform XML documents (for more information see http://xmlstar.source-
forge.net/).
AUTHOR
Mikhail Grushinskiy.
XMLSTARLET(1)