... 《MQTT保姆级入门教程》 下载资源 MQTT扩展下载： de.ullisroboterseite.ursai2pahomqtt.aix 完整示例项目： mqtt_demo.aia MQTT协议深度解析 1. 协议架构与通信模式 MQTT采用客户端-服务器...

...度,经度) 设置地图的中心坐标位置，坐标使用数字。（AppInventor2中文网独家支持） 创建标记(纬度,经度) 在地图上指定的 纬度 和 经度 处创建一个 标记。 根据描述生成特征(描述) 将特征描述转换为 App Inventor 地图特征...

...simply MediaNotification.png File, relative path / /data/user/0/appinventor.ai_bienonline.UrsMediaNotificationAI2/MediaNotification.png File, absolute path file:///  file:///Android/data/appinventor.ai_bienonline.UrsMediaNotificationAI2/MediaNotification.png When specifying ...

..." frameborder=\"no\" framespacing=\"0\" allowfullscreen=\"true\"> </iframe>AppInventor20

原文链接：https://community.appinventor.mi ... ut-sprites/13452/18

...entor Extras software was installed, locate the folder called commands-for-appinventor and run the command run-emulator. Be patient: The emulator takes a long time to start, even a minute or more. That’s because it’s booting up the virtual phone from scratch. The emulator will appear in its ow...

文件哈希（Hash）拓展，支持sha256及sha512 哈希： 来源：https://community.appinventor.mit.edu/t/file-hash-extension/54089

文档：Generate Salt , retrunType : String Encrypt arbitrary string via AES , returnType : String Decrypt Encrypted string via AES , returnType : String 截图： 参考：https://community.appinventor.mi ... crypt-decrypt/63415

运行故障：edu.mit.appinventor aicompanion3: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be specified when creating a PendingIntent. Strongly consider using FLAG IMMUTABLE, only use FLAG_MUTABLE if some functionality depends on the PendingIntent being ...

...008px]1080×2340 136 KB[size=15.008px] [size=15.008px]https://community.appinventor.mit.edu/t/bottom-navigation-bar/120598