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How To: Make a 3D holographic iPhone in After Effects

Learn how to create a video of holographic images appearing from an iPhone, using video footage and After Effects software. The basic elements used here are the built-in motion tracker (although you can also use the Mocha tracker bundled with CS4) and creating icons within After Effects with simple partially-transparent solids.

How To: Chain methods in your PHP object programming

Chaining methods in PHP can be simple and straightforward if you follow along with this informative video tutorial on PHP OOP methods from JREAMdesign. The key action is to return the object after running the function so that you can run another function to the object directly afterwards.

How To: Save your server resources with PHP caching

Sometimes server space can be an issue, especially when you're talking about costly actions such as iteration, file scanning, and numerous queries. In those instances it's often best to cache! This tutorial gives you a simple example which can help your site load faster and take less abuse.