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So, if you’re not familiar with CSRF, check out this blog post about AJAX Security. Some of the steps talking about Cross Site Request Forgeries will help you understand the problem.

When running YSlow the other day, I was reminded that I was loading 2 stylesheets when only one would suffice. So, let this be a reminder to you - and a quick excerpt at my own solution:

I used to think that I had to remove the WWW from my URL’s to stop having duplicate content. For example, if my website The Better Bachelor were to respond at both www.thebetterbachelor.com and thebetterbachelor.com, it used to be thought that this duplicate content would lower your search result quality. This would result in duplicate content.

For many events, roughly 80% of the effect comes from 20% of the cause.

I get a few questions here and there about the location detection on whatscloseto.me. Sometimes it seems really near - other times it seems way off.

A nice free open source alternative to Crazy Egg is ClickHeat. One of my clients wanted this implemented but didn’t want to have to log in again using different criteria. I looked at the code and saw it was surprisingly easy to edit to allow a different authentication method. Let’s check it out:

When developing an application, there are usually various different environments that you run the code in. First is the development environment. Next, you have the QA or test environment, staging, and then live or production. It stands to reason that if you are using outgoing e-mail in your application, and your application is in production, it should send to the proper recipients. However, what do you do in testing and development?

Many times, the error property of the jQuery AJAX call is ignored. Most often, you’ll see just references to the success portion.

For whatever reason, I can never remember the exact coding of MCrypt. And maybe that is a good thing - so I stop doing so much code duplication and start using a class I wrote. For this reason, I’ll save you the same frustrations and share how I do my encryption.

SimplePHPMailer - my open source plug-n-play emailing script for PHP newbs - has been updated. It now has required fields - no more blank submissions! Check it out here with the updated download link.