Collection View Basics Collection View 基础 To present its content onscreen, a collection view cooperates with many different objects. Some objects are custom and must be provided by your app. For example, your app must provide a data source object t
This 125 kHz RFID reader http://www.serasidis.gr/circuits/RFID_reader/125kHz_RFID_reader.htm http://www.serasidis.gr/circuits/RFID_reader/images/125kHz_RFID_reader_schem.GIF I will try to explain with simple words how the RFID works. The ATtiny13 use
The purpose of this post is to provide an introduction to the Model-View-ViewModel (MVVM) pattern. While I've participated in lots of discussions online about MVVM, it occurred to me that beginners who are learning the pattern have very little to go
Theme 类,即一个应用的主题,主要通过替换路径实现主题的应用,里边的方法为获取根路径和根链接,以及应用主题的方法: namespace yii\base; use Yii; use yii\helpers\FileHelper; /** * Theme represents an application theme. * Theme 类,即一个应用的主题 * * When [[View]] renders a view file, it will check the [[View::them
View中的查找视图文件方法和渲染文件方法 /** * Finds the view file based on the given view name. * 通过view文件名查找view文件 * @param string $view the view name or the path alias of the view file. Please refer to [[render()]] * on how to specify this parameter. * @param string
