Questions tagged as 'android'

Tagged questions
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How do I update my application through APK without losing my SQLite database?

I created an application, made registrations in the Sqlite database, but when I create new functions for the application how do I upgrade without uninstalling it?     
asked by 12.09.2016 / 14:10
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App Submission Problem in the Play Store

I'm submitting an updated version of my app (sdk 23) to the Play Store and is giving this error when posting to the Beta Tester section:    The configuration can not be published for the following reasons:   possible to downgrade devices that...
asked by 28.09.2016 / 10:33
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Save photo via URL in database

I'm making an application that needs Facebook's login . I was able to get the data all right, but I can not save the profile photo in the database. I was able to display the photo in ImageView , but when saving from the error. Intent...
asked by 06.10.2016 / 21:04
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Save tts as audio file

How can I generate an audio file from a TexttoSpeech to share with other services ( sms , whats , messenger ... )? I created this function to share private void shareAudio() { Intent intent = new Intent( Intent.ACTION_SEND )...
asked by 04.10.2016 / 03:04
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Windows Universal Apps C ++ vs C #

What is the difference between C # and C ++ to develop universal apps? I saw that in the templates from Visual Studio 2015 to C++ there is a Cross Plataform group with app templates for android and ios. How does th...
asked by 11.04.2016 / 15:23
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Why does my ActionBar due to an error stay within my StatusBar?

I started a new default project on Android, I did the same thing Of% get over the default menu ActionBar , now, my NavigationDrawer goes inside ActionBar and the font goes black, I did not move in nothing the code is the def...
asked by 28.05.2016 / 18:34
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Returning to the top of the screen when writing in the field

I have the following error: I have a list and a field, every time I edit any edit text from the list, it loses focus and goes to the top of the screen, note the gif that every letter of the word "test "edittext loses and gains focus, but the fir...
asked by 10.06.2015 / 15:05
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Android app in the background [duplicate]

I'm working on the open source project Linphone , when the application is closed it is not working in the background, so if someone makes me a link in the mean time I am not notified, how can I handle this problem?     
asked by 10.10.2016 / 16:39
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Recover firebase data with multiple parameters

I'm trying to recover a firebase node, but it needs to match two parameters, start date and end date. The node gets the way I was given an option would be to put another value for date_start_end: 1478484000_1478397600 , so it does not have to f...
asked by 06.11.2016 / 14:54
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Capture the data corresponding to the index in the bank

I was able to feed my listview with SQLite data, however, I now want to capture the data (in the database) that each row in the listview matches. For example: Line 10 displays Code 1 and Name: Philip Line 13 displays Code 4 and Name: Giov...
asked by 13.01.2017 / 20:28