自动解一元二次方程，是一个GUI设计的源码，图形界面没有上传，但是只要相应的控件都可以容易找到-automatically with one yuan quadratic equation, is a source of GUI design, graphical interface without uploads However, as long as the corresponding controls can easily find

silverlight 上传图片控件的源码，点击控件可以无刷新上传图片，然后显示在控件上-The silverlight Upload picture source control, click control can not refresh upload a picture, and then displayed in the control