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Android: java.lang.SecurityException: Permission Denial: start Intent

I have created an application containing GWVectraNotifier activity which is called from other applications to display Notification. ...
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ImageView - have height match width?

...id:layout_width="wrap_content" android:layout_height="0dp" app:layout_constraintDimensionRatio="1:1" /> </android.support.constraint.ConstraintLayout> See here Deprecated: According to this post by Android Developers, all you need to do now is to wrap whatever you want ...
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Unknown provider: $modalProvider

...It sounds like you didn't pass in ui-bootstrap as a dependency when bootstrapping angular. angular.module('myModule', ['ui.bootstrap']); Also, be sure you are using the latest version of ui-bootstrap (0.6.0), just to be safe. The error is thrown in version 0.5.0, but updating to 0.6.0 does make the...
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Which websocket library to use with Node.js? [closed]

...you have no idea about what to use, are not in the mood for rewriting your application when you need to switch frameworks because of changing project requirements or need additional connection stability. Where to test: Firecamp is a GUI testing environment for SocketIO, WS and all major real-time...
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Image, saved to sdcard, doesn't appear in Android's Gallery app

I save an image to the sdcard and it doesn't appear in the Gallery application until I pull off the sdcard and return it back. ...
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How does push notification technology work on Android?

...ud Google server. The TCP connection had been initiated by the Google Play application. That's why Google Play must be installed on the device for making Google Cloud Messaging (GCM) (formerly Android Cloud to Device Messaging Service - C2DM) work. When this TCP client socket receives some message,...
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Detect permission of camera in iOS

I am developing a very simple video app. I use the official control: UIImagePickerController. 6 Answers ...
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Why does my Spring Boot App always shutdown immediately after starting?

... Resolution: the app is not a webapp because it doesn't have an embedded container (e.g. Tomcat) on the classpath. Adding one fixed it. If you are using Maven, then add this in pom.xml: <dependency> <groupId>org.springframewo...
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HTTP Error 503, the service is unavailable

...e user identity is outdated, especially if you've tried starting a stopped app pool and the next request again fails. In IIS, go to the Application Pools under the Server, then find the correct Application Pool for your web site, and click on it. On the Advanced Settings menu to the right, select ...
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Override devise registrations controller

...can just create your own controller, by generating something like this: # app/controllers/registrations_controller.rb class RegistrationsController < Devise::RegistrationsController def new super end def create # add custom create logic here end def update super end end...