Caching Tutorial for Webmasters
If you examine the preferences dialog of any modern Web browser (like Internet Explorer, Safari or Mozilla), you'll probably notice a 'cache' setting. This lets you set aside a section of your computer's hard disk to store representations that you've seen, just for you. The browser cache works according to fairly simple rules. It will check to make sure that the representations are fresh, usually once a session (that is, the once in the current invocation of the browser).
Custom PHP.ini tips and tricks
- When php run as Apache Module (mod_php)
- When php run as CGI
- When cgi?d php is run with wrapper (for FastCGI)
SEO with Robots.txt
Very nice tutorial dealing with the robots.txt file. Shows examples for google and other search engines. Wordpress robots.txt and phpBB robots.txt sample files.301 Redirect with mod_rewrite or RedirectMatch
301 Redirects using Apache mod_rewrite or RedirectMatch in .htaccess or httpd.conf
Top 3 Speed Tips for Sites using Google Analytics
Top 3 ways to speed up websites that use Google Analytics. Host Script Locally, Fix Google-Analytics Cookie Domain, and Failsafe Loading for optimum tracking statistics.
Apache Directives and Modules on DreamHost
Apache .htaccess Directives and Loaded Modules allowed on DreamHost Apache Server 2 Setups.
Awk Tutorial and Introduction
While researching a unix/linux tool awk I came upon one of the most thorough and helpful tutorials I've ever seen devoted to a particular topic. It's old-school just the way I like it. I contacted the author, Bruce Barnett because I just HAD to have this article for my readers, who are predominantly running solaris/unix/bsd/linux and he kindly gave permission.
Mod_Security .htaccess tricks
Mod_Security rivals Mod_Rewrite in the amount of features it provides. I decided to go ahead and post what I learned about it today, even though its tough to give away such awesome htaccess and apache tricks.. Learn how to control spam once and for all, conditionally log/deny/allow/redirect requests based on IP, username, etc.. Mod_Security is so fine!
Undetectable Sniffing On Ethernet
I have been in some tight spots where I had to sniff a password or two off the wire, or sniff some packets off the wire and based on the packets content perform some action... Accidentally, I stumbled on a method to sniff data while remaining undetected and invisible.
Originally Posted: 2003/04/15
Upgrading to DreamHost Private Servers
DreamHost PS gives you your own "virtual machine", protecting your CPU and RAM on your physical machine for faster websites. Here's what I like and dislike about DreamHostPS, and some of the issues and solutions for migrating.
SEO in WordPress
Search Engine Optimization for WordPressUnicode Character Reference

Just a quick reference to all those delicious unicode characters and how they render on the web‽‽