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How To Populate A Spinner With The Result Of A Firestore Query?

How To Populate A Spinner With The Result Of A Firestore Query?

I am creating a spinner which will show the subject name. The subject names are stored in my Firestore database as foll…

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Android : Geo Fencing Receiver Not Calling

Android : Geo Fencing Receiver Not Calling

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I just made a demo for the Geo Fencing in android as per the documentation but here Geo Fencing Bro… Read more Android : Geo Fencing Receiver Not Calling
How To Show A Holo (dark) Alertdialog In A Themed Activity?

How To Show A Holo (dark) Alertdialog In A Themed Activity?

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I have tried to use a content wrapper: ContextThemeWrapper wrapper = new ContextThemeWrapper(this, … Read more How To Show A Holo (dark) Alertdialog In A Themed Activity?
Attach Json File To Email Intent In Android

Attach Json File To Email Intent In Android

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how can I attach a JSONObject as a json File to a eMail Intent in Android? My code for this is at t… Read more Attach Json File To Email Intent In Android
App Crashes When I Open Another Activity

App Crashes When I Open Another Activity

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So I am creating an app with 5 activities that have 5 separate soundBoards in which are controlled … Read more App Crashes When I Open Another Activity
Filter A Managedquery By File Extension (or, Alternatively, File Type) For An Android Cursor

Filter A Managedquery By File Extension (or, Alternatively, File Type) For An Android Cursor

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I want to do a managedQuery using Android SDK where the results returned are filtered by their resp… Read more Filter A Managedquery By File Extension (or, Alternatively, File Type) For An Android Cursor
How To Force Number Keyboard When Inputtype Is Set To Numberpassword On Android

How To Force Number Keyboard When Inputtype Is Set To Numberpassword On Android

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I was wondering how to configure an EditText element to show a number keyboard like the one shown w… Read more How To Force Number Keyboard When Inputtype Is Set To Numberpassword On Android
Finish Not Stoping The Activity Code Execution

Finish Not Stoping The Activity Code Execution

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I tried the following code Log.d('t20', 'First here'); startActivity(new Intent(thi… Read more Finish Not Stoping The Activity Code Execution
Android Studio Keeps Replacing Studio.vmoptions When It Updates

Android Studio Keeps Replacing Studio.vmoptions When It Updates

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I modified my studio.vmoptions to increase memory available for Android Studio. But every time I up… Read more Android Studio Keeps Replacing Studio.vmoptions When It Updates
Incompatible Types: Cannot Be Converted To Context

Incompatible Types: Cannot Be Converted To Context

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I am and getting an error when trying to modify code to handle documents in Android Nougat. incom… Read more Incompatible Types: Cannot Be Converted To Context
Add Layout With Parameters Programmatically Android

Add Layout With Parameters Programmatically Android

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Hello I have a main screen. Copy This will throw error because the LinearLayout is the child of Re… Read more Add Layout With Parameters Programmatically Android
Match Android Apk Sha256 With Safetynet Apkcertificatedigestsha256

Match Android Apk Sha256 With Safetynet Apkcertificatedigestsha256

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I am using SafetyNet to verify the integrity of the android app. This is the flow as of now. I gen… Read more Match Android Apk Sha256 With Safetynet Apkcertificatedigestsha256
Io Exception While Accessing Google Cloud Message?

Io Exception While Accessing Google Cloud Message?

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I have written the code for GCM both in server and Android. I am getting the Registration ID succes… Read more Io Exception While Accessing Google Cloud Message?
How To Set App To Trigger Service/alarm At A Specific Time Every Day?

How To Set App To Trigger Service/alarm At A Specific Time Every Day?

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So I want my app to send a notification at 8:00 a.m. everyday subjected to whether there is an even… Read more How To Set App To Trigger Service/alarm At A Specific Time Every Day?
Creating A Custom Layout For Preferences

Creating A Custom Layout For Preferences

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I'm trying to create a custom layout for managing preferences. I know there is the standard and… Read more Creating A Custom Layout For Preferences
How To Fix Black Screen When Call Is Answered And Loss Packs On H264

How To Fix Black Screen When Call Is Answered And Loss Packs On H264

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I am developing VOIP app using linphone IOS/Android library. Basically I used OpenH264 video codec.… Read more How To Fix Black Screen When Call Is Answered And Loss Packs On H264
Can't Import Import Com.google.android.gcm.gcmbaseintentservice

Can't Import Import Com.google.android.gcm.gcmbaseintentservice

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guys i have a huge problem here. i have a project that uses gcm but the import can't be resolve… Read more Can't Import Import Com.google.android.gcm.gcmbaseintentservice
Addview Causes Nullpointerexception

Addview Causes Nullpointerexception

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Good day! I'm implementing aChartEngine to draw charts on Android and have faced with a trouble… Read more Addview Causes Nullpointerexception
Android Set Wallpaper Using Intent

Android Set Wallpaper Using Intent

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I am trying to make wallpaper application. I am able to set the wallpaper using wallpaper manager. … Read more Android Set Wallpaper Using Intent
Service Or Bound Service?

Service Or Bound Service?

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I'm creating an application that connects to an XMPP server on Android. I want to keep the conn… Read more Service Or Bound Service?