Questions tagged as 'android'

Tagged questions
2
answers

Error getting user's location - Android GPS

I am new to the development of applications for Android and I am creating an application which makes use of the user's location. The problem is that sometimes I get a Lat and Long of (0,0). I mean, he can not read it. But this only happens with...
asked by 21.03.2018 / 07:19
1
answer

How to create a txt in android sdk 22 lolipop that is accessible from file explorer

My program allows me to save and retrieve a document, but it is saved in a directory that can only be accessed if I have the phone rooted. How do I store it in an accessible directory such as Documents? I want to implement it for phones wi...
asked by 05.04.2018 / 16:47
1
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Determine Error with my android app on Google Playstore

I have developed an android app that is currently in production, in the Google Play Store. The problem is that sometimes the window is closed and the message that my app has stopped is displayed. It does not always happen, other times I open...
asked by 24.11.2017 / 09:31
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Error with sqlite database on android

I have this code to manage an sqlite database on android: public class ConfiguracionSQLite extends SQLiteOpenHelper { public ConfiguracionSQLite(Context context) { super(context, "configuracion", null, 1); } @Override...
asked by 22.11.2017 / 11:07
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Problem with Gridview when rotating the screen

Hello People I am working with GRIDVIEW in an app, I have a problem when I turn the screen (the landscape) changes the images or duplicates me I do not know why, there is my code GridView androidGridView; String scanneo; EditText etSacnner; S...
asked by 27.10.2017 / 20:20
2
answers

Get error returned by the server with Volley

I am making an application in which I consume an external service and for this, I am using the library Volley from Google. I'm trying to process the error with the structure: { "message": "invalid public_key", "error": "not_found", "status":...
asked by 16.10.2017 / 03:50
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answers

Error installing apk with Android Studio: DELETE_FAILED_INTERNAL_ERROR

I have created an app for a blog feed and even there I do not get any errors. When it comes to testing it compiles well, but when I install it, this window appears: Even if you have the app uninstalled, click ok or cancel, at the bottom left...
asked by 20.09.2017 / 20:19
1
answer

Error saving image to external storage

The idea of the application, is that I want to take a photo and save it with a certain name in a specific location, so far, I have: I have taken the photo, and I put it in a imageview , now, I'm going to save the picture. But when I save i...
asked by 21.09.2017 / 21:57
1
answer

How to close an external application from my application

I will simplify the question: I want to launch an external application at a time that I developed. Intent launchIntent = getPackageManager().getLaunchIntentForPackage("com.mariana"); startActivity(launchIntent); and with this code I ope...
asked by 26.12.2017 / 19:08
1
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Android stops when you press a button several times

I am developing an app to listen to streaming radios but if I press the button 3 times, it stops. Another problem is that I would like you to be a second in buferring before I start playing to prevent it from starting, stop and continue. Log Cat...
asked by 02.10.2017 / 21:00