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Oracle Solaris 11 Overview

Oracle Solaris 11 Overview Production ready release delivering leading operating system technology innovation to improve availability, efficiency, scalability, performance, and security in the data center. What’s New Documentation System Requirements FAQ Oracle Solaris 11 Express raises the bar on the functionality introduced in Oracle Solaris 10, continuing Oracle’s leadership for providing the best choice for […]
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Perl – Execute Command With Timeout

Perl – Execute Command With Timeout [perl] my $command_to_check = “$SSH_CON $host $SSH_CMD”; if (! execute_command($command_to_check)) { next; } sub execute_command($) { ### Executes a command with timeout ### Returns 0 if fails ### Returns 1 on success my $command=shift; my $timeout=30; eval { local $SIG{ALRM} = sub{die;}; my($oalarm) = alarm($timeout); $result=`$command 2>&1`; if ($? […]
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Search String in Directory – UNIX

Search String in Directory – UNIX How to search for a string in a selection of files (-exec grep …). [bash] find . -exec grep “searchstring” ‘{}’ \; -print [/bash] [bash] find . -exec grep “searchstring” ‘{}’ \; -ls [/bash] This command will search in the current directory and all sub directories. All files that […]
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Date/Time in a Timestamp format – Perl

Date/Time in a Timestamp format – Perl [perl] use Date::Manip; #### – Get DATE / TIME in correct format – ########## my $day= strftime “%d”, localtime; my $month= strftime “%m”, localtime; my $year = strftime “%Y”, localtime; my $now = localtime(time()); #################################################### $form_date_start = “$year/$month/$day 06:00:00”; [/perl]
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Flush perl‚ Äôs print buffer – $|=1

Flush perl‚Äôs print buffer – $|=1 If you put a print statement inside of a loop that runs really really quickly, you won‚Äôt see the output of your print statement until the program terminates. The solution to this problem is to ‚Äúflush‚Äù the output buffer after each print statement. Where $| is non zero, it […]
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