Define Your Metrics There are a several different ways you can measure the effectiveness of your paid search campaign. CPA (Cost per Acquisition) and ROAS (Return on Ad Spend) are just two of the most popular. The majority of metrics can also be very misleading. Profit will most likely always be your best choice when […]

Tag: data validation
December 02, 2011
August 18, 2011
In the first part of this series of WordPress data validation, we covered verifying intent and permissions. This article covers the other side of data validation: cleaning the data on the way in and escaping it on the way out. Fortunately WordPress comes with a variety of built in data validation functions. We have two […]
August 02, 2011
If you develop plugins or themes, chances are you’ve wanted to create some sort of options page. Or maybe even a custom meta box for posts that take additional information and uses it somewhere on the site. When you start letting a users input anything, you step into the danger zone. Why? Because you can’t […]