There isn't much vlan info on the net in terms of specifics and I had to learn all about it because I needed to log in to a switch that was on a different vlan. With the help of the Ettercap developers NaGA and ALoR I figured it out.
Originally Posted: 3/30/2004
Hacking Hacking security
mod_rewrite is very useful in many situations. Yet some behaviors were not so obvious when I started to mess with it. After many testings, I understand it much better, now. Having said that, I do not pretend to know it perfectly. I also make mistakes.
Htaccess
WordPress plugin gives you control over HTTP Basic Authentication for your WordPress blog which among other things, stops most automated hacking attempts and exploits being attempted, cutting down on the number of requests, connections, and mysql queries for all WordPress blogs on the Internet.
WordPress
If you have a Powweb Webhosting account, you will appreciate this simple skeleton .htaccess file for use on their systems.
Htaccess Htaccess Powweb skeleton
Using a CSS Background Image Sprite with the CSS background-position and background-image I can display all these icons: . I can even have them show up anywhere on the page!
CSS
Its really nice to be able to print out a webpage you are reading using your browsers built-in print feature. Using CSS you can easily transform your site into a print-friendly site.
Today I received an email from a visitor to my site requesting that I add a way to print site articles on AskApache
CSS Cascading Style Sheets nicer printing Style sheet
Disable caching on WordPress index pages when using WP-Cache with this neat mod to the famously speedy cache plugin.
WordPress
I'm really sorry but I had to disable the sites you had running under
user $USER because that was the only way I could keep the associated
processes from restarting themselves and making the server unstable.
Please do not run these sites with a persistent php.cgi process with a
php.ini file as an argument. Shell Scripting
I had some urls show up in my google sitemaps for one of my sites with "404 Not found" errors for a bunch of urls that had "%23comment-155" looking urls instead of "#comment-155" Htaccess
Some of my favorite htaccess examples from some of my favorite .htaccess tutorials. These cut-and-paste ready htaccess code snippets are very useful for website and server administrators.
Htaccess
Linux firewall nmap
301 Redirects using Apache mod_rewrite or RedirectMatch in .htaccess or httpd.conf
Htaccess

Stop wasting your lives with Mac Terminals.. or Macs. Get a real machine and then get a real shell multiplexer! For many years we all loved GNU Screen, but tmux is by far a better option today. The only time I am in the shell and not using a multiplexer, is when I'm not on one of my machines. My Arch Linux machines all run URxvt and my .bash_profiles all start tmux automataically, whether in X or single-user mode, tmux is where it's at.
Hacking, Linux linux.bash Screen shell tmux
On-Demand WordPress MySQL database Backup Shell Script for DreamHost Shell Scripting
Hosting HTTP HTTP Headers Wireshark
AskApache Password Protect adds some serious password protection to your WordPress Blog. Not only does it protect your wp-admin directory, but also your wp-includes, wp-content, plugins, etc. plugins as well. Imagine a HUGE brick wall protecting your frail .php scripts from the endless attacks of automated web robots and password-guessing exploit-serving scripts.
WordPress .htpasswd Htaccess Password wordpress
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.
Google
Fighting Blog Spam with Apache htaccess and other methods.
Htaccess
To make your site even faster, serve certain content from different subdomains. The reason this works is amazingly cool!
Htaccess
htaccess rewrite Master Class! If you understand the basics of mod_rewrite, or if you literally write the mod_rewite.c code, this article will transform your thinking. The transformation is profound. Deeply effective. Culmination of the best of the best mod_rewrite tricks for understanding and learning exactly what rewrite is doing.
Htaccess Htaccess mod_rewrite PHP RewriteCond RewriteRule
WordPress blogs show the same duplicate content for https://www.askapache.com/index.php and https://www.askapache.com/. If you've read about using a robots.txt file for WordPress SEO, than you already understand this setup results in Duplicate Content penalties being levied against your Blog and Web Site by Search Engines.
Htaccess
The secrets in this post were really more of enlightening bits of seo wisdom. The secret is how to combine robots.txt with meta robots tags to control pagerank, juice, whatever.
SEO
Acronym and Abbr examples from the W3C Quality Assurance Site.
Web Design
The proponents of this scheme have given it names such as "trusted computing" and "palladium". We call it "treacherous computing", because the effect is to make your computer obey companies instead of you. This was implemented in 2007 as part of Windows Vista; we expect Apple to do something similar. In this scheme, it is the manufacturer that keeps the secret code, but the FBI would have little trouble getting it.
Hacking