大约有 8,000 项符合查询结果(耗时:0.0158秒) [XML]

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阿里云物联网平台开通及基础用法 - 创客硬件开发 - 清泛IT社区,为创新赋能!

...创建产品、设备和topic 重点:${deviceName}不同的设备中会被替换成对应的名字,例如你该产品下创建了个 D001 设备,那么该设备的topic就是: /你自己的Product/D001/user/test 添加产品和创建设备完成后,可...
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Plyr视频播放器拓展:全屏、画质、字幕、缩略图、强大的用户界面 - App Inv...

Plyr 是一种简单直接的方法,可以您的应用中实现出色的视频播放器,而无需担心状态管理。它具有多种功能,使其市场上脱颖而出。您可以个人和商业项目中自由使用它。它基于 Plyr.io 功能 支持缩略图 支持直播 ...
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按键可见性的延时设置 - App Inventor 2 中文网 - 清泛IT社区,为创新赋能!

...键 设置2号按键可见性为假 (这个功能可以实现),但 设定时间内,比如一个小时,或者更长时间后, 让原先的2号按键的可见性从原来的假 恢复成真 用“计时器”组件,上面代码就是定时1小时,1小时后,下面的事件就...
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ActionBar 拓展:溢出菜单 - App Inventor 2 拓展 - 清泛IT社区,为创新赋能!

--- 怎么修改应用右上角3个点里面的内容 App Inventor 中,应用右上角的 “三个点”菜单(也叫“溢出菜单”或“ActionBar 菜单”)是 Android 应用常见的导航区域。默认情况下,App Inventor 并没有直接提供一个图形组件来编辑这...
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GLib compile error (ffi.h), but libffi is installed

...v With a Redhat-base OS: yum install libffi-devel With Alpine Linux: apk add libffi-dev share | improve this answer | follow | ...
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How to set different label for launcher rather than activity title?

...ding="utf-8"?> <TextView xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="foo bar"/> In your AndroidManifest.xml file you just have to set the title for the app, which is what is going...
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How to handle button clicks using the XML onClick within Fragments

...method with onClick. <layout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" tools:context="com.example.testapp.fragments.CustomFragment"> <data> <variable android:name="fragment" android:type="com.example...
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XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP

...rking in a mobile webview that shows file://s that map to resources in the apk and I'm trying to load a babel js script which internally transforms <script type="text/babel" src="file://..."> to an XMLHttpRequest. – mtsvetkov Jan 5 '16 at 11:47 ...
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Android adding simple animations while setvisibility(view.Gone)

...ng="UTF-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:animateLayoutChanges="true" android:longClickable="false" android:orientation="vertical" android:weight...
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What is the difference between gravity and layout_gravity in Android?

...ng="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layou...