如何实现点击朗读按钮可以朗读一段文字文本朗读器组件就可以实现：https://www.fun123.cn/reference/ ... a.html#TextToSpeech 入门教程中“语音机器人Robot”案例可以学习一下：https://www.fun123.cn/reference/info/#AppEntry

我使用的是demo程序进行测试，拓展程序链接： https://www.fun123.cn/reference/extensions/NotificationStyle.html 结果无论点什么按键都会报错： edu.mit.appinventor.aicompanion3: Targeting S+ (version 31 and above) requires that one of FLAG_IMMUTABLE or FLAG_MUTABLE be...

...你如何访问及访问隐私权限的用途，可以参考：https://www.fun123.cn/static/privacy_policy.html app启动时必须弹窗，展示上面的隐私政策网页，用户点同意才能继续，否则直接退出app。不仅如此，还需要在App界面上显式提供“隐私政策...

...怎么实现？ [hide]A：使用“条码扫描器”组件：https://www.fun123.cn/reference/ ... html#BarcodeScanner       属性“使用外部扫描”设置为假，其他没有啥要注意的。就调用一下扫描方法，就能使用摄像头扫二维码。 Q：扫...

...zxing库，解决apk编译问题。 拓展开发中。。 https://www.fun123.cn/reference/ ... RCodeGenerator.html 原版来自： https://community.appinventor.mi ... -extension/47908/34 自研版已上线，编译apk正常：https://www.fun123.cn/reference/extensions/QRCodeGenerator.html

...vate var padTop = 0 private var layout1: Layout? = null override fun setText(text: CharSequence, type: BufferType) { super.setText(text, type) layout1 = null } private fun makeLayout(): Layout { if (layout1 == null) { metrics.width = height ...

I know what functors are and when to use them with std algorithms, but I haven't understood what Stroustrup says about them in the C++11 FAQ . ...

...se of move semantics (its specification requires rvalue references), so it fundamentally requires C++11. However (and related) the C++11 Standard no longer says that an STL element type must be "copy-constructible" and "assignable"; being move-constructible and move-assignable suffices. Indeed uniqu...

...nvertion in the rest of your application code: interface ServiceApi { fun login(username: String, password: String) = jsonLogin(createJsonRequestBody( "username" to username, "password" to password)) @POST("/api/login") fun jsonLogin(@Body params: RequestBod...

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