Sponsored Content
Homework and Emergencies Homework & Coursework Questions Need help how to search for shortest line from a file Post 302925697 by RudiC on Tuesday 18th of November 2014 06:03:00 PM
Old 11-18-2014
I'm pretty sure the output you have given is NOT the result of the code you have presented.

What tools (e.g. awk) are allowed? It can be done with only shell (bash) builtins (while loop, read, parameter expansion, arithmetic evaluation).

EDIT: and junior-helper has given you hands-on examples for above...
 

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Search for a whole line in a file

Hi All, Please can anyone advise how can I search a whole line in a file. Best Regards, Shazin (1 Reply)
Discussion started by: Shazin
1 Replies

2. Shell Programming and Scripting

perl search and replace - search in first line and replance in 2nd line

Dear All, i want to search particular string and want to replance next line value. following is the test file. search string is tmp,??? ,10:1 "???" may contain any 3 character it should remain the same and next line replace with ,10:50 tmp,123 --- if match tmp,??? then... (3 Replies)
Discussion started by: arvindng
3 Replies

3. Shell Programming and Scripting

Optimised way for search & replace a value on one line in a very huge file (File Size is 24 GB).

Hi Experts, I had to edit (a particular value) in header line of a very huge file so for that i wanted to search & replace a particular value on a file which was of 24 GB in Size. I managed to do it but it took long time to complete. Can anyone please tell me how can we do it in a optimised... (7 Replies)
Discussion started by: manishkomar007
7 Replies

4. Shell Programming and Scripting

search a string in a particular column of file and return the line number of the line

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

5. Shell Programming and Scripting

PERL or SHELL Scrript to search in Directories by taking line by line from a text file

Unix box server version *********** >uname -r B.11.00 >echo $SHELL /usr/bin/ksh --> in this server, I have the path like /IMbuild/dev/im0serv1 ---> in that directory I have the folders startup(.jsp files nearly 100 jsp's ) and scripts(contains .js files nearly 100 files) ... (9 Replies)
Discussion started by: pasam
9 Replies

6. Shell Programming and Scripting

how to find the shortest line which containing a key string?

hi all, suppose a key string: M0271857 and to find all lines containing this key string in a text file which returns multiple lines but i only want the shortest one is there a way to do that? thanks so much! (4 Replies)
Discussion started by: sunnydanniel
4 Replies

7. Shell Programming and Scripting

How to select the shortest path in grep search?

Hi, How can I display only one shortest path (A/B/configure)? $ grep configure file.txt A/B/configure A/B/C/configure A/B/C/D/configure Thank you. (9 Replies)
Discussion started by: hce
9 Replies

8. Shell Programming and Scripting

Search string within a file and list common words from the line having the search string

Hi, Need your help for this scripting issue I have. I am not really good at this, so seeking your help. I have a file looking similar to this: Hello, i am human and name=ABCD. How are you? Hello, i am human and name=PQRS. I am good. Hello, i am human and name=ABCD. Good bye. Hello, i... (12 Replies)
Discussion started by: royzlife
12 Replies

9. Shell Programming and Scripting

Shortest path for each query from a csv file

Hi all, I have this file __DATA__ child, Parent, probability, M7, Q, P, M7, M28, E, M28, M6, E, M6, Q, Pl, & several hundred lines..... Legends: P(= Probable) > Pl(=Plausible) > E(=Equivocal). What I want is for each child I want to trace it... (5 Replies)
Discussion started by: rushadrena
5 Replies

10. Shell Programming and Scripting

Search words in multiple file line by line

Hi All I have to search servers name say like 1000+ "unique names" line by line in child.txt files in another file that is a master file where all server present say "master.txt",if child.txt's server name matches with master files then it print yes else no with server name. (4 Replies)
Discussion started by: netdbaind
4 Replies
PCT-SCANNER-SCRIPT(1)					      General Commands Manual					     PCT-SCANNER-SCRIPT(1)

NAME
pct-scanner-script - easy scan and create merged DjVu and PDF documents for archiving SYNOPSIS
pct-scanner-script [--help] DESCRIPTION
pct-scanner-script is a bash script and configuration system to easily scan documents and create a digital archiving. It can create DjVu PDF and JPEG outputs, in merged and individual files. It also has a configuration system where different configurations can be defined, making it easy to switch between configurations. Please use pct-scanner-script --help to find all program options, the complete help, and all examples. Features: - auto archiving in merged and individual DjVu, PDF, and JPEG files - auto and manual resume when scanning somehow fails - cascading configuration system, for easy customizing - easy command-line-style bash program, with useful options - archiving made possible with both adf and flatbed scanners - built for productivity and daily use - uses bash, scanadf and other mainstream processing tools - multilanguage commandline output OPTIONS
-h, --help, -? Show summary of options, help, and examples. DEBUGGING
This program is a helper script to easy scan and automated digital document archiving for normal and adf scanners. You can debug this script by running it as bash -x pct-scanner-script [options]. The script is just a nice wrapper for the scanadf, DjVu and PDF tools. SEE ALSO
scanadf(1), AUTHOR
pct-scanner-script and this manual page are written by: Jelle de Jong <jelledejong@powercraft.nl>. March 31, 2009 PCT-SCANNER-SCRIPT(1)
All times are GMT -4. The time now is 08:03 AM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy