I recently created a project called Yii-App on GitHub to kickstart my development of smaller Yii applications. The main goal of the project is to provide a ready-to-use application template that includes my bootstrap extension and many other useful extensions. After reading this article you will be able to use this project as a starting point for all of your Yii projects.
First param in CActiveDataProvider could be a string with model name or instance of class. So, you may use CActiveRecord::cache() for cache, but you need set third param to 2, because you should cache 2 queries: counting and get data.
Here is a step by step To-Do list for Yii beginners. The list is an advice of what tutorials and documentation you can walk through to get a full understanding of the Yii Framework. These can be a help to learn Yii.
To fix issues with display of special language characters once and for all
there's a solution: use Unicode UTF-8 everywhere. If everything is set up to use Unicode, you can use mostly every language in your application.