Why would you do the setContentView() in onCreate() of Activity class? As onCreate() of an Activity is called only once, this is the point where most initialization should go. It is inefficient to set the content in onResume() or onStart() (which are called multiple times) as the...
给出下面代码,关于该程序以下哪个说法是正确的()。public class Person{static int arr[] = new int[5];public static void main(String a[]){System.out.println(arr[0]);}} A.编译时将产生错误 B.编译时正确不,运行时将产生错误 C.输出零
@jacky841102 I've aligned the Gesture Recognizer and Image Classifier APIs' roi initialization nature to how it's done in the Java/C++ APIs now. It should be using the top-left Rect format instead of the [x_center, y_center, ..] format. This should avoid any confusion FYI and fix th...
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:867) at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:542) at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:...
androidx.startup.InitializationProvider: androidx.startup.StartupException: android.content.pm.PackageManager$NameNotFoundException: ComponentInfo{/androidx.startup.InitializationProvider} 11-04 08:48:39.039 11637 11637 E AndroidRuntime: at android.app.ActivityThread.installProvider(ActivityThread.java:7488...