10 More Discussions You Might Find Interesting
1. UNIX for Beginners Questions & Answers
How to grep for searching a string within a begin and end pattern of a file.
Sent from my Redmi 3S using Tapatalk (8 Replies)
Discussion started by: Baishali
8 Replies
2. Shell Programming and Scripting
I have one array SPLNO with approx 10k numbers.Now i want to search the subscriber number from MDN.TXT file (containing approx 1.5 lac record)from the array.if subscriber number found in array it will perform below operation.my issue is that it's taking more time because for one number it's search... (6 Replies)
Discussion started by: siramitsharma
6 Replies
3. Shell Programming and Scripting
Hi ,
I have been trying to write a perl script to do this job. But i am not able to achieve the desired result. Below is my code.
my $current_value=12345;
my @users=("bob","ben","tom","harry");
open DBLIST,"<","/var/tmp/DBinfo";
my @input = <DBLIST>;
foreach (@users)
{
my... (11 Replies)
Discussion started by: chidori
11 Replies
4. Shell Programming and Scripting
Hi,
I have an XML file with around 1 billion rows in it and i am trying to find the number of times a particular tag occurs in it. The solution i am using works but takes a lot of time (~1 hr) .Please help me with an efficient way to do this.
Lets say the input file is
<Root>
... (13 Replies)
Discussion started by: Sheel
13 Replies
5. Shell Programming and Scripting
Hi All,
Can you please guide me to search a string in a particular column of file and return the line number of the line where it was found using awk. As an example :
abc.txt
7000,john,2,1,0,1,6
7001,elen,2,2,0,1,7
7002,sami,2,3,0,1,6
7003,mike,1,4,0,2,1
8001,nike,1,5,0,1,8... (3 Replies)
Discussion started by: arunshankar.c
3 Replies
6. Shell Programming and Scripting
Hi All,
I am stuck for quite sometime now. Below is a line in my file -
GS|ED|001075|001081|20110626|1806|100803|X|004010ST|130|100803001
This line occurs only once and it is the second line.
I have to break this line into two lines from ST (bold) such that it looks like -... (5 Replies)
Discussion started by: ihussain
5 Replies
7. Shell Programming and Scripting
Hi Experts,
I am very new to scripting and have a prb since few days and it is urgent to solve so much appreciated if u help me.
i have 2 files
file1.txt
9647810043118
9647810043126
9647810043155
9647810043161
9647810043166
9647810043185
9647810043200
9647810043203
9647810043250... (22 Replies)
Discussion started by: mustafa.abdulsa
22 Replies
8. UNIX for Dummies Questions & Answers
Hello Everyone.
I am trying to display contains of a file from a specific line to a specific line(let say, from line number 3 to line number 5). For this I got the shell script as shown below:
if ; then
if ; then
tail +$1 $3 | head -n $2
else
... (5 Replies)
Discussion started by: grc
5 Replies
9. Shell Programming and Scripting
Hello All,
I have a following task that I need to accomplish through a script or program and I am looking for some help as I have exhausted my ideas.
1. given: a text file with thousands of lines
2. find: pattern A in file and get line number ( grep -n works)
3. find: the first occurence of... (14 Replies)
Discussion started by: PacificWonder
14 Replies
10. Shell Programming and Scripting
Hi,
I want to grep the line which has 'data11'.then from that line, i need to trace back and find out the immediate line which has the same timestamp of that grepped line.
for eg:
log file:
-----------
Process - data
Process - datavalue - 2345
Process - data
Process - data
Process... (9 Replies)
Discussion started by: Sharmila_P
9 Replies