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Android : Check whether the phone is dual SIM

...he phone is a DUAL SIM or not. Try following activity : import android.app.Activity; import android.os.Bundle; import android.widget.TextView; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanc...
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Reference: What is variable scope, which variables are accessible from where and what are “undefined

...e accessible". Just because you wrote $foo = 'bar'; once somewhere in your application doesn't mean you can refer to $foo from everywhere else inside the application. The variable $foo has a certain scope within which it is valid and only code in the same scope has access to the variable. How is a ...
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HTML5 Canvas vs. SVG vs. div

What is the best approach for creating elements on the fly and being able to move them around? For example, let's say I want to create a rectangle, circle and polygon and then select those objects and move them around. ...
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Entity Framework: One Database, Multiple DbContexts. Is this a bad idea? [closed]

... that a DbContext is meant to represent your database, and thus, if your application uses one database, you'd want only one DbContext . ...
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Can unit testing be successfully added into an existing production project? If so, how and is it wor

...n a code base with 230 000 + production LOC (real time financial Win-Forms application). That may sound low, but the result was a significant improvement in code quality and defect rate - plus improved morale and profitability. It can be done when you have both an accurate understanding and commitm...
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Handler vs AsyncTask vs Thread [closed]

...issues, you should first check out ReactiveX/RxAndroid for a possibly more appropriate programming pattern. A very good resource for getting an overview is Learning RxJava 2 for Android by example. share | ...
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Embed git commit hash in a .Net dll

I'm building a C# application, using Git as my version control. 14 Answers 14 ...
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Strange out of memory issue while loading an image to a Bitmap object

... my button to launch the image preview (load an image off the SD card) the application returns from the activity back to the listview activity to the result handler to relaunch my new activity which is nothing more than an image widget. ...
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Paging in a Rest Collection

... be sent if the client asked for it. You may want to consider a different approach, such as the one use in Atom (where the representation by design may be partial, and is returned with a status 200, and potentially paging links). See RFC 4287 and RFC 5005. ...
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Install a .NET windows service without InstallUtil.exe

...wn custom command line arguments. For example, you might register it as "MyApp.exe -service", then if the user runs your app without any arguments you could offer them a UI to install/remove the service. Running Reflector on ServiceInstaller can fill in the details missing from this brief explanati...