07-10-2019
NF number of fields
$1 first field
$2 field 2
$NF last field
$(NF-1) second last field
sub() substitute
gsub() globally substitute, apply multiple subsequent substitutions
sub("/", "-", $NF) substitute a / with a - in the last field
gsub("/", "-", $NF) globally substitute a / with a - in the last field
This User Gave Thanks to MadeInGermany For This Post:
10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello All
I have file which contain sample data like below -
test.txt
----------------------------------------------
jambesh aaa india
trxxx
sdasd
mentor
asss
light
train
bbblah
---------------------------------------------
I want to write a regX which would print only those... (4 Replies)
Discussion started by: jambesh
4 Replies
2. Shell Programming and Scripting
I've got a file (numbers.txt) filled with numbers and I want to replace each one of those numbers with a new random number between 0 and 9. This is my script so far:
#!/bin/bash
rand=$(($RANDOM % 9))
sed -i s//$rand/g numbers.txtThe problem that I have is that it replaces each number with just... (2 Replies)
Discussion started by: hellocatfood
2 Replies
3. Shell Programming and Scripting
Hi,
I am looking for any script which can do the following.
have to read a pattern from fileA and copy it to fileB.
fileA:
...
...
Header
...
...
..p1
...
...
fileB:
....
....
Header (3 Replies)
Discussion started by: anilvk
3 Replies
4. Shell Programming and Scripting
i need to replace the any special characters with escape characters like below.
test!=123-> test\!\=123
!@#$%^&*()-= to be replaced by
\!\@\#\$\%\^\&\*\(\)\-\= (8 Replies)
Discussion started by: laknar
8 Replies
5. Shell Programming and Scripting
I have a file with 22 lines. Each line has only 5 different chars, no white space, and each line is 3,278,824 in length. The 5 chars is "-", "A", "B", "C", "D".
Below is an example of the first 25 chars of the first four lines of the file.
-----ABCDA--CD-BBBBB----D
--A--ABCD--DCD-BBBBC-----... (12 Replies)
Discussion started by: cwzkevin
12 Replies
6. UNIX for Dummies Questions & Answers
I have input file like this
update tablename set column1='ABC',column2='BBC' where columnx=1 and columny=100 and columnz='10000001'
update tablename set column1='ABC',column2='BBC',column3='CBC' where columnx=1 and columny=100 and columnz='10000002'
update tablename set column1='ABC' where... (1 Reply)
Discussion started by: nsuresh316
1 Replies
7. Shell Programming and Scripting
Hi,
I want to extract the next 7 characters after I encounter the first ( in the code
eg
abc123=(xvn1342)
xyz678123=(ret8901)
I want to extract xvn1342,ret8901.
Please advise how to achieve this with awk, if possible? (9 Replies)
Discussion started by: sidnow
9 Replies
8. Shell Programming and Scripting
Im using the command below , but thats not the output that i want. it only prints the odd and even numbers.
awk '{if(NR%2){print $0 > "1"}else{print $0 > "2"}}'
Im hoping for something like this
file1:
Text hi this is just a test
text1 text2 text3 text4 text5 text6
Text hi... (2 Replies)
Discussion started by: invinzin21
2 Replies
9. Shell Programming and Scripting
How to match a shell variable that contains parenthesis (and other special characters like "!")
file.txt contains:
Charles Dickens
Matthew Lewis (writer)
name="Matthew Lewis (writer)";
awk -v na="$name" ' $0 ~ na' file.txt
Ideally this would match $name in file.txt (in this... (3 Replies)
Discussion started by: Mid Ocean
3 Replies
10. UNIX for Beginners Questions & Answers
I would like to insert n number of characters at the beginning of each line that starts with a given character. If possible, I would be most appreciative for a sed or awk solution.
Given the data below, I would like to be able to insert either 125 spaces or 125 "-" at the beginning of every line... (6 Replies)
Discussion started by: jvoot
6 Replies
LEARN ABOUT DEBIAN
rt-email-group-admin-4
rt-email-group-admin(8) Request Tracker Reference rt-email-group-admin(8)
NAME
rt-email-group-admin - Command line tool for administrating NotifyGroup actions
SYNOPSIS
rt-email-group-admin --list
rt-email-group-admin --create 'Notify foo team' --group Foo
rt-email-group-admin --create 'Notify foo team as comment' --comment --group Foo
rt-email-group-admin --create 'Notify group Foo and Bar' --group Foo --group Bar
rt-email-group-admin --create 'Notify user foo@bar.com' --user foo@bar.com
rt-email-group-admin --create 'Notify VIPs' --user vip1@bar.com
rt-email-group-admin --add 'Notify VIPs' --user vip2@bar.com --group vip1 --user vip3@foo.com
rt-email-group-admin --rename 'Notify VIPs' --newname 'Inform VIPs'
rt-email-group-admin --switch 'Notify VIPs'
rt-email-group-admin --delete 'Notify user foo@bar.com'
DESCRIPTION
This script list, create, modify or delete scrip actions in the RT DB. Once you've created an action you can use it in a scrip.
For example you can create the following action using this script:
rt-email-group-admin --create 'Notify developers' --group 'Development Team'
Then you can add the followoing scrip to your Bugs queue:
Condition: On Create
Action: Notify developers
Template: Transaction
Stage: TransactionCreate
Your development team will be notified on every new ticket in the queue.
USAGE
rt-email-group-admin --COMMAND ARGS
COMMANDS
list
Lists actions and its descriptions.
create NAME [--comment] [--group GNAME] [--user UNAME]
Creates new action with NAME and adds users and/or groups to its recipient list. Would be notify as comment if --comment specified.
add NAME [--group GNAME] [--user UNAME]
Adds groups and/or users to recipients of the action NAME.
delete NAME
Deletes action NAME if scrips doesn't use it.
switch NAME
Switch action NAME from notify as correspondence to comment and back.
rename NAME --newname NEWNAME
Renames action NAME to NEWNAME.
NOTES
If command has option --group or --user then you can use it more then once, if other is not specified.
AUTHOR
Ruslan U. Zakirov <ruz@bestpractical.com>
SEE ALSO
RT::Action::NotifyGroup, RT::Action::NotifyGroupAsComment
perl v5.14.2 2013-05-22 rt-email-group-admin(8)