转自: http://blog.csdn.net/brokge/article/details/8536906 setTag是android的view类中很有用的一个方法,可以用它来给空间附加一些信息,在很多场合下都得到妙用. setTag(Object tag)方法比较简单,这里主要谈一谈带两个参数的setTag方法. 官方的api文档中提到:" The specified key should be an id declared in the resources of the applica
If we get used to the OOP, we know that it often mentioned the concept about "Reusable", actually that bring different layers of meanings about software design, one could be, if it's reusable, then we will be able to use it in new software with
table of contents Creating a MySQL foreign key MySQL foreign key support in database engines MySQL foreign keys and ON UPDATE and ON DELETE MySQL foreign key FAQ: How do I define a foreign key in MySQL? Answer: Here's a quick example of how I typical