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App Inventor 2 复制屏幕功能，误删组件的“后悔药”，界面设计更便捷 - Ap...
“复制屏幕”功能全新上线，中文网独有（MIT没有此功能），可以复制屏幕中的普通组件、图片、附件、拓展、代码块。更多升级详情可查看发布日志。下面演示一下屏幕的复制效果：1、Screen1屏幕上有若干组件、及一个SQLite拓...
mit app inventor制作apk华为手机能用吗？ - App应用开发 - 清泛IT社区，为创新赋能！
如题，经过测试，appinventor2编译出来的apk在华为新版鸿蒙OS 4上可以流畅运行。
其实也不难理解，鸿蒙一开始基于安卓内核，后面独立发展，但是兼容安卓也是它的重要策略。
How do you do block comments in YAML?
...r editors have similar functionality too. Which one are you using? I'd be happy to do some digging.
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File path to resource in our war/WEB-INF folder?
I've got a file in my war/WEB-INF folder of my app engine project. I read in the FAQs that you can read a file from there in a servlet context. I don't know how to form the path to the resource though:
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Exception 'open failed: EACCES (Permission denied)' on Android
...e="android.permission.WRITE_EXTERNAL_STORAGE"/>
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<application>
...
<activity>
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</activity>
</application>
</manifest>
The uses-permission tag needs to be outside the application...
MQTT 打包后，运行退到后台在返回，mqtt连接掉线问题 - App应用开发 - 清泛...
打包后的APP安装到手机上，刚开始打开软件的时候，连接成功，屏幕退到后台在反回app界面的时候，显示MQTT未连接（联网失败） 请帮忙解决一下这个是需要进行状态管理，当状态变成连接失败时，需要进行一次重新连接：将连...
Fragment in ViewPager using FragmentPagerAdapter is blank the second time it is viewed
...issue. Changing the parent class of my PageAdapter from android.support.v4.app.FragmentPagerAdapter to android.support.v4.app.FragmentStatePagerAdapter solve my ViewPager display issue on "second time"!
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Scala type programming resources
...ract trait
trait Lambda {
type subst[U <: Lambda] <: Lambda
type apply[U <: Lambda] <: Lambda
type eval <: Lambda
}
// Implementations
trait App[S <: Lambda, T <: Lambda] extends Lambda {
type subst[U <: Lambda] = App[S#subst[U], T#subst[U]]
type apply[U] = Nothing...
Conditionally start at different places in storyboard from AppDelegate
...ontroller if the authentication failed.
Basically, I want to do this in my AppDelegate:
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Best way to allow plugins for a PHP application
I am starting a new web application in PHP and this time around I want to create something that people can extend by using a plugin interface.
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