Linux Logical Volume Management (LVM)

This article was first written in December 2003 for the BeezNest technical website (http://glasnost.beeznest.org/articles/99) LVM [1] is a great system to resize filesystems and partitions online [2], do online snapshots of the filesystems, span filesystems and partitions on multiple drives. It…

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Mozilla

This article was first written in December 2003 for the BeezNest technical website (http://glasnost.beeznest.org/articles/97) Mozilla is the all-in-one open source Internet application suite. It features, among others: a web browser: Mozilla Navigator, a MUA: Mozilla Mail, an HTML editor: Mozilla…

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Why adding . to the PATH on UNIX is BAD ?

This article was first written in December 2003 for the BeezNest technical website (http://glasnost.beeznest.org/articles/96) Some UNIX administrators find it handy to add «.» in the PATH (and some even put it at the beginning of the PATH). Why is this…

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A strange learning path bug… fixed

See update below for the fix I’m trying to get my head around a super-tricky bug since last Friday. Basically, the bug happens only on one portal and with a specific learning path imported by Oogie. The bug appears due…

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Webalizer installation and use on Debian

This is a simple guide on how to install Webalizer on a Debian system equipped with Apache. This should work for every version of every three elements (Debian, Apache and Webalizer) all together. Webalizer is a statistics application which analyses…

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GNOME 2.x Desktop

Our preferred free desktop for X (the X Window System) is the GNOME Desktop. There are actually a lot of reasons to prefer it over others [1]. Most of them are summarized here: GNOME in a nutshell and So, why GNOME?…

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PHP

“PHP (recursive acronym for “PHP: Hypertext Preprocessor”) is a widely-used Open Source general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.” See www.php.net. Using PHP is a matter of precision. ASP can be…

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Netfilter – iptables on Debian

To create and save iptables rules the default Debian way, this is the way to go: create your rules using the CLI [1] iptables save them on the active rule by issuing a /etc/init.d/iptables save active create the rules for the…

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IDS – Intrusion Detection Systems

An IDS is a system to track any changes not planned to a system. It is often used on sensitive machines where any unauthorized access is purely prohibited but can also act as a fool-proof system, more like a monitoring…

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Why using root on UNIX/Linux is bad ?

A lot of people use the root account to do anything they need, just because it is easier… This is a really bad idea, as that user can do anything to the system. Not only can he access/delete/modify any file…

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