【简答题】阅读理解。 For many businessmen online education has been a dream. Now it has come true. The investment (投资) in higher education, whether financial or in terms of time, has long been impossible for many of...
【简答题】各种Adapter( 适配器)组件能将需要显示的数据与负责显示的视图绑定起来,自定义适配器类时,需要实现负责加载数据并显示的核心方法getView()。阅读下面程序中注释,在空白划线处填写合适的代码。 @Override public View getView(int position, View convertView, ViewGroup parent) { // 从数据集取得当前位置数据 f...