Thanks for that, Scrutinizer (and for sorting out the tags in my original post).
Working my way through the O'reilly Sed and Awk book at the moment - Aside from applying the knowledge gained to anything and everything I can, does anyone have any recommendations for resources following on from this?
Sorry for straying off-topic a little!
Last edited by Bravestarr; 04-16-2012 at 08:50 AM..
Hi
I have afile with 15fields,say f1,f2....f15 delimited on comma. How can i swap the f1,f15 fields using unix shell commands or any script?
Thanks (3 Replies)
I have a CSV file with a variable number of fields per record. How do I print lines of a certain number of fields only? Several permutations of the following (including the use of escape characters) have failed to retrieve the line I'm after (1,2,3,4)...
$ cat myfile
1,2,3,4
1,2,3
$ # Print... (1 Reply)
Use and complete the template provided. The entire template must be completed. If you don't, your post may be deleted!
1. The problem statement, all variables and given/known data:
The assignment is to convert a text table to csv format. I've got the cleaning up done, but I need to swap two... (0 Replies)
I've run into a problem getting exactly what I want out of awk - some folks may recognize this as an output from Amazon's ec2-describe-instances:
Given the following:
INSTANCE i-4960f321
BLOCKDEVICE Line2Var2
TAG instance i-4960f321 Name web1
TAG instance i-4960f321... (2 Replies)
Hi Friends ,
I have file1.txt
1|b|46|123|47673|348738
2|c|63|124|7346|4783
3|y|45|125|5555|78789
output should swap the 4th field to the first field.
output
123|1|b|46|47673|348738
124|2|c|63|7346|4783
125|3|y|45|5555|78789 (3 Replies)
I need a awk command to select from a log-file only the lines that have on the 2nd field (considering "|" separator) one of the values 10.216.22.XX or 10.216.22.YY or 10.216.22.ZZ and on the 4th field only values that contain strictly digits. I want the command to work parsing the file only once (I... (2 Replies)
Hallo Team,
This is the command that i am running :
grep ",Call Forward Not Reachable" *2013*
this is the output that i am getting (i did a head -10 but the files can be more than 1000)
... (8 Replies)
Hallo Team,
I would like to replace filed 4 and 7 with filed 39 how can i achieve this ?
-bash-3.2$ cat dip1.csv| cut -f4,7,24,36,39 -d","|sort -u
+27113996891,+27113996891,196.35.130.52,828854047,+27873500077
+27116452690,+27825702918,10.0.109.13:5060,+27116452690,+27116452690... (2 Replies)
In the awk below, what I am attempting to do is check each line in the tab-delimeted input, which has ~20 lines in it, for a keyword
SVTYPE=Fusion. If the keyword is found I am splitting $3 using the . (dot) and reading the portion before and after the dot in an array a.
If it does have that... (12 Replies)
Discussion started by: cmccabe
12 Replies
LEARN ABOUT MOJAVE
moose::autobox::code5.18
Moose::Autobox::Code(3) User Contributed Perl Documentation Moose::Autobox::Code(3)NAME
Moose::Autobox::Code - the Code role
SYNOPOSIS
use Moose::Autobox;
my $adder = sub { $_[0] + $_[1] };
my $add_2 = $adder->curry(2);
$add_2->(2); # returns 4
# create a recursive subroutine
# using the Y combinator
*factorial = sub {
my $f = shift;
sub {
my $n = shift;
return 1 if $n < 2;
return $n * $f->($n - 1);
}
}->y;
factorial(10) # returns 3628800
DESCRIPTION
This is a role to describe operations on the Code type.
METHODS
curry (@values)
rcurry (@values)
conjoin (&sub)
disjoin (&sub)
compose (@subs)
This will take a list of @subs and compose them all into a single subroutine where the output of one sub will be the input of another.
y This implements the Y combinator.
u This implements the U combinator.
meta
SEE ALSO
<http://en.wikipedia.org/wiki/Fixed_point_combinator>
<http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-talk/20469>
BUGS
All complex software has bugs lurking in it, and this module is no exception. If you find a bug please either email me, or add the bug to
cpan-RT.
AUTHOR
Stevan Little <stevan@iinteractive.com>
COPYRIGHT AND LICENSE
Copyright 2006-2008 by Infinity Interactive, Inc.
<http://www.iinteractive.com>
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
perl v5.18.2 2013-10-27 Moose::Autobox::Code(3)