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Android: create a popup that has multiple selection options
...s for specific item selections? Example: I want to let the user change the app language by clicking one of those items (probably using if statement).
– Arda Çebi
Feb 7 '18 at 20:11
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MQTT报文多个数据的提取 - App Inventor 2 拓展 - 清泛IT社区，为创新赋能！
想做个订阅MQTT，采集的APP，怎么才能正确的连接mqtt服务器并订阅主题，把对应的数据按顺序提取到标签1，标签2，标签3……我把画面和mqtt订阅的数据发上来，求解救！！
{
"RTValue": [
{
&nb...
Styles.Render in MVC4
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It's calling the files included in that particular bundle which is declared inside the BundleConfig class in the App_Start folder.
In that particular case The call to @Styles.Render("~/Content/css") is calling "~/Content/site....
How do you deal with configuration files in source control?
...ns. How do you deal with this in source control? Not check in this file at all, check it with different names or do something fancy altogether?
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Android Studio: Plugin with id 'android-library' not found
... @binil This is a version of Android Gradle plugin not the Gradle itself. All versions are listed on Maven Repository mvnrepository.com/artifact/com.android.tools.build/gradle To list build dependencies run gradle buildEnvironment
– Grzegorz Żur
Dec 8 '16 at ...
Detect Retina Display
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In order to detect the Retina display reliably on all iOS devices, you need to check if the device is running iOS4+ and if the [UIScreen mainScreen].scale property is equal to 2.0. You CANNOT assume a device is running iOS4+ if the scale property exists, as the iPad 3.2 als...
What's the difference between URI.escape and CGI.escape?
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There were some small differences, but the important point is that URI.escape has been deprecated in Ruby 1.9.2... so use CGI::escape or ERB::Util.url_encode.
There is a long discussion on ruby-core for those interested which also mentions WE...
Error inflating when extending a class
...class GhostSurfaceCameraView extends SurfaceView implements SurfaceHolder.Callback {
SurfaceHolder mHolder;
Camera mCamera;
public GhostSurfaceCameraView(Context context)
{
super(context);
init();
}
public GhostSurfaceCameraVie...
Undefined method 'task' using Rake 0.9.0
...ant solution. But if you have to use the --pre version of Rake it might be all right to use this quick hack.
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Difference between a class and a module
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@Caffeine not really because Ruby modules actually include implementations, whereas interfaces in Java are abstract
– Jorge Israel Peña
Jan 12 '13 at 6:34
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