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Tech Stuff & Tutorials
- Module mod_rewrite: Rewriting URLs With Query Strings
The Apache server's module mod_rewrite is typically used to rewrite one URL to turn it into another one. Long URLs full of hard-to-read character strings are cumbersome and may actually impede your search engine rankings. This article illustrates how you can make use of very sparse mod_rewrite syntax to efficiently manipulate URLs for your SEO campaigns.
- Making More Money By Lowering Your PPC Ranking Bids
Pay-per-click (PPC) search engines are gaining in importance dramatically: the Overture (formerly GoTo) paid search results are featured on most major search engines now (e.g. MSN, AOL, AltaVista, Lycos, etc.), while high traffic meta engines like Dogpile and Mamma have resorted to biasing their findings towards several competing PPC engines. In Europe, ESpotting has effectively cornered the market. Welcome though the traffic generated by paid rankings may be, it can also cost you a bundle. Don't throw your money out of the window – by heeding our tips, you may well save hundreds if not thousands of dollars a month!
- The Google Trap: A Warning
If you happen to use Google's proprietary NOSNIPPET meta tag the search results pages will only display your web page's title and the URL. No other page content will be displayed. However, this does not deactivate Google's standard caching function, thus constituting a prime decloaking hazard unless you know exactly what you're doing.
- Spam Fighter's Toolkit
Fighting the never ending tide of spam mail can turn into a very frustrating experience if you don't know the real tricks of the trade. After all, there's a whole lot more to it than simply responding to a (usually bogus) From: address with a peevish complaint! Here's a fairly extensive overview of resources that will aid you in effectively combatting unsolicited email, showing you the possibilities (and, alas, the limits) of your endeavor.
- Easy Domain Migration To a New Unix Server
Switching web providers or installting a new server entails migrating all your domain's web pages and other files. Here's a method to simplify your migration and slash unnecessary workload overhead in the process.
- Protecting Your Server From Unwanted Directory Listings
When a URL is called which isn't pointing to a file but merely to a directory, the server will look for the default documents. This, of course, will inadvertently reveal document names to your visitor which can then be downloaded directly. There are basically two methods to protect your server from this security leak.
- Configuration of Cron Jobs For Automatic Search Engine Submissions
Cron is a mechanism for planning and scheduling batch jobs. Implemented on Unix systems, you can use it to schedule automatic submission of URLs to search engines. This takes the hassle out of regular and/or recurring submissions.
- Cloaking Meta Tags
This short tutorial covers the cloaking of web page meta tags, which follows a different procedure than the IP delivery and full page cloaking method commonly employed for high grade stealthing.
- Cloaking and Security Tips #1:
– MultiHTML vulnerability
– Mail File vulnerability
In the first instalment of this series we will discuss two major, albeit little known security vulnerabilities all too common with many web programs.
- How to Use Invisible Text Without Being Penalized by
the Search Engines
Contrary popular belief you can safely put a fair amount of invisible text on your web page. Find out how.
 Russian version
- How to Protect Email Addresses in Textarea Fields
From Harvesters and Spammers
Prevent the harvest bots from scanning your pages for spam fodder.
- Determine IPs' Geographical Location
Use this neat online tool.
- Code Protection Under Cold Fusion
Great anti code napping tip.
- Module mod_rewrite Tutorial (Part 1/4):
The Apache Server Power Commander
- Module mod_rewrite Tutorial (Part 2/4):
Rule Conditions
- Module mod_rewrite Tutorial (Part 3/4):
Rewriting URLs
- Module mod_rewrite Tutorial (Part 4/4):
Special Directives and Examples
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