March 2008

How To: Updating Ubuntu Linux 8.04 Kernel

by Vivek Gite on March 30, 2008 · 0 comments

How do I update / upgrade my kernel under Ubuntu Linux version 8.04?

Configure BASH, KSH, TCSH, ZSH Shell To Logout User Automatically After Idle Time

by Vivek Gite on March 30, 2008 · 1 comment

How can I configure the bash shell to logout any user automatically after a period of idle time under Debian Linux or any other UNIX like operating system?

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Ubuntu / Debian Install PCRE Library ( Perl 5 Compatible Regular Expression Library )

by Vivek Gite on March 28, 2008 · 3 comments

I need to compile few application and I need Perl 5 Compatible Regular Expression Library (PCRE). Under CentOS I can use a package called pcre-devel, but Debian do not have the same. How do I install pcre-devel under Debian / Ubuntu Linux?

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How To Find BASH Shell Array Length ( number of elements )

by Vivek Gite on March 27, 2008 · 13 comments

How do I define array in a bash shell script? How do I find out bash array length (number of elements) while running a script using for shell loop?

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Understanding /var/account/pacct OR /var/account/acct – Acct File Format

by Vivek Gite on March 27, 2008 · 0 comments

Can you explain /var/account/pacct or /var/log/account/pacct file under Linux / UNIX operating systems?

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What Would Cause a Lot of ARP Broadcasts From One System / Machine

by Vivek Gite on March 27, 2008 · 1 comment

Q. I’m experiencing decreased network performance due to ARP broadcasts coming from one system. What would cause a lot of ARP broadcasts from one server / computer?