printing a line of a file Post: 590

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printing an empty line in a file (perl)

I know this must be really easy, but i can't get it to work I've got a perl script, with a file. I want to print an empty line, and the following doesn't seem to work: print nameoffile "\n" thanks for your help!!

2. UNIX for Dummies Questions & Answers

Printing a Line from a file

I have a log file with several lines as follows: Aug 30 06:35:08 trnwvltfit1 /usr/lib/snmp/snmpdx: Agent snmpd appeared dead but responded to ping I am using the date of the line to determine which lines to print. However, I am only trying to print the parts of the line that are NOT...

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Re-write first line of a file before printing

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printing specific line from a file.

The below line gives the perfect output when I mention the record number and file name as hardcoded. awk 'NR==3{print}' samp2.txt But when I pass the record num and file name as variable, it doesn't give any output. row_num=3;file2=samp2.txt;awk 'NR==$row_num {print}' $file2 Can you...

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Printing a particular line to a file

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Printing a line in a file

Hi I have a file having multiple lines. I want to print a particular line. How can I do this? Thanks in advance Ananth

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Lex: analyzing a C file and printing out identifiers and line numbers they're found on

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LEARN ABOUT DEBIAN

apticron

apticron(1)						      General Commands Manual						       apticron(1)

NAME

       apticron - Generate a mail listing packages which are pending an upgrade

SYNOPSIS

       apticron [--cron]

DESCRIPTION

       apticron is a shell script which generates a mail with a list of all packages currently pending an upgrade, as well as summary of changes -
       using apt-listchanges - to a configurable Email address.

       apticron is mainly intended for automatic notification of pending security updates but can also be used	in  many  other  situations  where
       timely updates are necessary.

       The --cron option is only meant to be used when invoked by cron in order to run no more than once a day.

FILES

       /etc/apticron/apticron.conf
	      Configuration file, Email address to mail and profile for use with apt-listchanges are configurable.

       /etc/cron.d/apticron
	      Cron job for executing apticron daily.

       /etc/cron.daily/apticron
	      Fallback cron script for executing apticron (if no crond running or system down at designated time).

       /var/lib/misc/apticron.cron
	      Time stamp file used by apticron when invoked with --cron option.

SEE ALSO

       apt-get(8), apt-listchanges(1), cron(8)

AUTHOR

       Apticron  was initially developed by Colm MacCarthaigh <colm.maccarthaigh@heanet.ie> with contributions from Marc Sherman <msherman@projec-
       tile.ca>. Since 2006 it is maintained and improved by Tiago Bortoletto Vaz <tiago@debian.org>.

																       apticron(1)

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

printing an empty line in a file (perl)

Discussion started by: kfad

2. UNIX for Dummies Questions & Answers

Printing a Line from a file

Discussion started by: Nysif Steve

3. Shell Programming and Scripting

Re-write first line of a file before printing

Discussion started by: alexop

4. UNIX for Advanced & Expert Users

printing specific line from a file.

Discussion started by: siba.s.nayak