ListView优化问题

http://www.cnblogs.com/over140/archive/2011/03/23/1991100.html

http://blog.csdn.net/sweetvvck/article/details/12753851

http://stackoverflow.com/questions/1320478/how-to-load-the-listview-smoothly-in-android

http://www.zhihu.com/question/19703384

http://stackvoid.com/list-view-optimization-best-practice-android/