Android字段-阿里云

android 使用GSON 序列化对象出现字段被优化问题解决方案

一、问题描述有以下结构： public class NativeParam<T> { private T data; public NativeParam(T data) { this.data = data; } ...

应用研发平台EMAS这个里面接口ios的有对应字段，安卓的什么设置呢？

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今天在钉钉小程序踩了个坑，录音的那个api，onstop那个回调，录音文件时长的字段，安卓返回的是毫

今天在钉钉小程序踩了个坑，录音的那个api，onstop那个回调，录音文件时长的字段，安卓返回的是毫秒，iOS返回的是秒，备注一下

Android C++ 系列：JNI 调用时缓存字段和方法 ID

在 JNI 去调用 Java 的方法和访问字段时，最先要做的操作就是获得对应的类以及对应的方法 id。通常我们通过 FindClass 、GetFieldID、GetMethodID 去找到对应的信息也是耗时操作，如果方法被频繁调用（特别是像音视频处理时循环的调用JNI方法传递音视频数据），每次都去...

Android C++系列：通过 JNI 访问 Java 字段和方法调用

在前面的两篇文章中，介绍了 Android 通过 JNI 进行基础类型、字符串和数组的相关操作，并描述了 Java 和 Native 在类型和签名之间的转换关系。有了之前那些基础，就可以实现 Java 和 Native 的相互调用了，在 Native 中去访问 Java 类的字段并调用相应的方法。访...

Android10添加系统数据库Settings.Global字段

项目中有时候需要保存一些永久变量，使用系统数据库是一个好的选择，但是如果该变量需要在第三方APP中访问，就还需要解决要解决权限问题。下面以变量notification_panel_enable，bool类型为例一、添加变量首先要进行变量初始化，一般位于SettingsProvider定义变量，方便引...

android sqlite 判断表和表中字段是否存在方法

/** *检查某表是否存在 * @param tableName 表名 * @return true:存在 false：不存在 */ public boolean tabIsExist(String tabName){ boolean result = false; if(tabNam...

【Android NDK 开发】JNI 方法解析 ( C/C++ 设置 Java 对象字段 | 查找字段 | 设置字段 )

文章目录I . 设置 Java 对象属性流程II . 查找 Java 对象属性 ( GetFieldID )III . 设置 Java 对象属性 ( SetXxxField )I . 设置 Java 对象属性流程设置 Java 对象字段流程 :① 获取属性 ID :调用 jfieldID G...

Android Java App，使用当前位置设置文本字段

我已经在这个问题上搜寻了几个小时，我感到困惑。我试图简单地使用获取当前的GPS位置，FusedLocationProviderClient并使用当前的GPS线设置文本视图。我在主要活动中执行此操作的代码： GPSPos = LocationServices.getFusedLocationProvi...

android常用数据库字段描述

1.短信数据库 String strUriInbox = "content://sms"; Uri uriSms = Uri.parse(strUriInbox); Cursor c_groups = managedQuery( uriSms , new String[] { "date","per...

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