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手机 remount有OEM锁的，依次执行下面代码go to setting -> system -> Developer options -> OEM unlockingadb reboot bootloaderfastboot flashing unlockpress volume up keyfastboot rebootadb rootadb disable-verityadb rebootadb rootadb remount没有OEM锁锁的执行下面代

用的是ubuntu20.10BASH-BUILTINS(7) Miscellaneous Information Manual BASH-BUILTINS(7)NAME bash-builtins - bash built-in commands, see bash(1)SYNOPSIS bash defines the following built-in commands: :, ., [, alias, bg, bind, b

准备工作在linux下解压 SP_Flash_Tool_exe_Linux_v5.1832.00.100.zip（刷机工具）在linux下解压V755AN_11.0_GN_NG_17_DEBUG_FLASH.zip（刷机包）操作刷机工具根目录下运行脚本 flash_tools，出现图形化刷机界面FLASH中选择DA_SWSEC_xxx_.bin文件（刷机包下）选择XXXX_Android_scatter.txt文件（刷机包下）选择下载模式 Download Only – 仅下载

通知的函数 @SuppressLint("WrongConstant") void getNotification(){ NotificationManager manager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE); NotificationCompat.Builder builder = null; String channelId = "com.message.notif

服务绑定(ServiceBinder)播放音乐思路：在service中创建ServiceBinder，绑定的service的时候得到这个binder；活动中可以直接调用这个binder操作service。code 1. 服务注册 <service android:name=".service.PlayService"/>//注册服务3. PlayServicepublic class PlayService extends Service { private

思路1. 在Service中使用广播接受者2. activity中，点击事件发送广播3. 动态注册广播（不推荐使用静态广播） code1.AndroidManifest.xml <service android:name=".service.PlayService"/>//注册服务 2.PalyServicepublic class PlayService extends Service { private MediaPlayer mediaPla

演示项目结构layoutactivity_main.xml<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"android:layout_width="match_parent" android:layout_height="match_parent" android:orientati