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How to filter spam with Spamassassin and Postfix in Debian

Install Spamassassin in Debian #apt-get install spamassassin spamc spamassassin package can also be integrated into a Mail Transport Agent such as postfix. Preparation By default Spamassassin will run as root users when you install from debian repository and is not started to avoid that, we are going to create a specific user and group for […]

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URL Rewriting for PHP Web Applications Using Apache mod_rewrite extension

mod_rewrite is an Apache module which provides a rule-based rewriting engine to rewrite requested URLs on the fly.It supports an unlimited number of rules and an unlimited number of attached rule conditions for each rule to provide a really flexible and powerful URL manipulation mechanism. Why URL Rewriting? SEO(Search engine optimization) – Static URLs typically […]

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Transparent PNGs in Internet Explorer 6

Transparent PNGs in Internet Explorer 6 by Drew McLellan Newer breeds of browser such as Firefox and Safari have offered support for PNG images with full alpha channel transparency for a few years. With the use of hacks, support has been available in Internet Explorer 5.5 and 6, but the hacks are non-ideal and have […]

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