前言在Android开发过程中，想要开发一个完整功能的App，各个地方的内容都要涉及到，比如获取App的系统版本号就是必须要有的功能。Android的App版本号相关内容比iOS的App版本号内容要多，而且iOS版的App版本信息跟Android的还不一样。本篇文章就来介绍一下Android开发中获...

我想开发一个安卓的APP，很简单的，我是新手不太会？400 请求出错

我想开发一个安卓APP用于安卓所有机型。我的要求就有一个向人家表白自己对他的感情：内容就是一个小个，人里举个旗帜。时不是嗑着头，表示忏悔的样子。请求大家的帮助。原代码也可以，做好的APP不需要。因为我要输入自己的话语，再去生成。

Iot Studio中自己集成SDK开发安卓app怎么控制添加的设备

求问各位大神: 我在Iot Studio中,自己集成SDK开发安卓app,但是无法控制自己在Iot Studio中添加的设备. 我尝试了长连接的方法,使用长连接给设备的topic推送消息,结果回执的消息中message项的内容为:"no active session for {ProductKey}...

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