10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Linux 6.X environments (RHEL, Oracle Linux )
I could write basic shell scripts in bash.
In my spare time, I was planning to learn awk or sed to deal with regular expression tasks I have to deal with. But, I gather that python is gaining popularity these days and I came to know that python has a... (5 Replies)
Discussion started by: John K
5 Replies
2. Shell Programming and Scripting
Hello there,
I am trying to get my head around the section below of a script we use that incorporates AWK and Regular Expressions.
{ match($0,"The broker*");print $1,$2,$3 ":", substr($0, RSTART,RLENGTH)}
I have a basic understanding of how match works, what I am struggling with is the... (2 Replies)
Discussion started by: jimbojames
2 Replies
3. Shell Programming and Scripting
Hi,
i have some problems with regular expressions in a awk search pattern.
what i want to do:
i want to calculate the mean-value in the time from 00:00 to 06:00
how my data looks like:
....
04/01/13-01:40 670992 54802 80711 116460 156177
04/01/13-01:50 703725 60150 85498 ... (3 Replies)
Discussion started by: IMPe
3 Replies
4. UNIX for Advanced & Expert Users
Hi,
Putting across a few awk expressions.
Apart from the last, all of them are working.
echo a/b/c | awk -F'/b/c$' '{print $1}'
a
echo a/b/c++ | awk -F'/b/c++' '{print $1}'
a
echo a/b/c++ | awk -F'/b/c++$' '{print $1}'
a/b/c++
Request thoughts on why putting a '$' post double ++... (12 Replies)
Discussion started by: vibhor_agarwali
12 Replies
5. Shell Programming and Scripting
How to extract duplicate expressions ? CD of c4
input
c3 100 120 TF03_X2 + AABDDAAABDDBCBACDBBC
c4 100 120 TF03_X3 + AABCDAAABDDBCBACDBBC
Script
awk '{ for(i=1; i<=NF; i++) if($5 == "+" && $6 ~/CD/) {print index($6,... (11 Replies)
Discussion started by: bumblebee_2010
11 Replies
6. Shell Programming and Scripting
How would I test for a suffix on an element in an array?
e.g. testing for /$html/ of an element array (4 Replies)
Discussion started by: ROFL
4 Replies
7. Shell Programming and Scripting
Script is: accept filename as argument(also handle CTRL+C).to check whether th file exist in the current directory,it it then using awk find the employees who are either born in 1990 or drawing a salary greater than 25000.
In my database file 1st field is of id ,2nd field is name,5th field is of... (5 Replies)
Discussion started by: Priyanka Bhati
5 Replies
8. Shell Programming and Scripting
#!/usr/bin/perl
$word = "one last challenge";
if ( $word =~ /^(\w+).*\s(\w+)$/ )
{
print "$1";
print "\n";
print "$2";
}
The output shows that "$1" is with result one and "$2" is with result challenge. I am confused about how this pattern match expression works step by step. I... (8 Replies)
Discussion started by: DavidHe
8 Replies
9. Shell Programming and Scripting
Hi Experts,
Can you please help me out for the below scenario,
I have a variable length file with the fixed number of columns, in which the fields are delimited by pipe symbol (|). From that file I have to extract the lines which has the following scenario,
The field1 in a... (1 Reply)
Discussion started by: chella
1 Replies
10. Shell Programming and Scripting
Hi,
I am trying to print lines between two expressions using AWK in the following manner
eg
ABB 10 10 20 10
10 10 10 10 10 10
11 11 11 11 11 11
11 11 11 11 11 11
ACC 10 10 10 10
awk '/ABB/,/ACC/' datafile > output. However, in my data file there are a number of occurrences of ABB... (4 Replies)
Discussion started by: pauli
4 Replies
10-01-2014
awk expressions
