                        课程
                    
                        /移动开发
                        
                            /Android
                        
                        /Android必学-BaseAdapter的使用与优化

运行后，界面无内容。报错如下

[2016-01-03 12:24:49 - baseadapter] ActivityManager: Starting: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] cmp=com.example.baseadapter/.MainActivity }

[2016-01-03 12:24:49 - baseadapter] ActivityManager: Warning: Activity not started, its current task has been brought to the front