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MediaHelper 媒体助手扩展：从媒体文件提取元数据和专辑封面 · App Inventor 2 中文网
... 介绍
此扩展是对 Android MediaMetadataRetriever 类的包装，能够从媒体文件中提取元数据，包括来自本地物理文件和流媒体文件（如 https://...mp3）。
主要功能
从本地和在线媒体文件提取元数据
处...
Teachable Machine 图像分类扩展 · App Inventor 2 中文网
...于在 App Inventor 中部署 Google Teachable Machine 图像分类模型的扩展，均可利用手机摄像头进行实时图像识别。
两款扩展对比分析
对比项
MIT TeachableMachine（推荐）
TMIC
作者
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.reg文件删除注册表项和值 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...能参阅：
http://www.microsoft.com/resources/documentation/windows/xp/all/proddocs/en-us/reg.mspx?mfr=true
文章引用自：http://support.microsoft.com/kb/310516
reg文件 删除 注册表
MySQL ('root'@'%') does not exist 的问题 - 爬虫/数据库 - 清泛IT社区，为创新赋能！
...mysql ，执行
mysql -u root -pPasswd
mysql >grant all privileges on *.* to root@"%" identified by "Passwd" ;
mysql >flush privileges;
C# Xml中SelectSingleNode方法中的xpath用法（Xml节点操作最佳方式） - 更...
C# Xml中SelectSingleNode方法中的xpath用法（Xml节点操作最佳方式）Xml_SelectSingleNode_XpathXPath 是一门在 XML 文档中查找信息的语言，可用来在 XML 文档中对元素和属性进行遍历。因此使用xpath进行XML节点操作为我们省去了很多逻辑，代码...
VideoRecorder 拓展：前台预览录制 + 后台无预览录制，支持分辨率、码率设...
...
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VideoRecorder视频录制拓展
拓展开发起由：有用户询问 千问Max版 说我们有视频录制拓展，经过沟通当时我们的...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...ch and useable as something of this form can be. Dozens of developers from all over the world have contributed fixes, improvements and suggestions over the 4 years that the grid has been growing, and there is still no end in sight. Most of the fixes have been sent in by readers so I'm trusting that ...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...ch and useable as something of this form can be. Dozens of developers from all over the world have contributed fixes, improvements and suggestions over the 4 years that the grid has been growing, and there is still no end in sight. Most of the fixes have been sent in by readers so I'm trusting that ...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...ch and useable as something of this form can be. Dozens of developers from all over the world have contributed fixes, improvements and suggestions over the 4 years that the grid has been growing, and there is still no end in sight. Most of the fixes have been sent in by readers so I'm trusting that ...
MFC Grid control 2.27 - C/C++ - 清泛网 - 专注IT技能提升
...ch and useable as something of this form can be. Dozens of developers from all over the world have contributed fixes, improvements and suggestions over the 4 years that the grid has been growing, and there is still no end in sight. Most of the fixes have been sent in by readers so I'm trusting that ...