weixin_42310634的博客

先设置权限<uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.CAMERA"/> <uses-permission android:name="android.permissio...

public class RetroftManger { private final Retrofit retrofit; public static RetroftManger Buid(){ return new RetroftManger(); } public RetroftManger() { HttpLoggingInt...

在MainActivity中写入以下方法并调用可以实现fragment的创建注册和销毁@Overrideprotected void onDestroy() { super.onDestroy(); EventBus.getDefault().unregister(this);}@Overrideprotected void onCreate(Bundle save...