Questions tagged as 'android-studio'

Tagged questions
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RadioGroup null RadioButton in alertdialog in restore preferences

I would like please if you can help me know what happens. I have a radiogroup built in an alertDialog. The problem is that it gives me different id to reconstruct the activity when I call the preferences file to restore the option that the user...
asked by 09.05.2018 / 04:32
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Gradle Sync Failed

I have this error I have read and tried everything but the error continues. Gradle project sync failed.     
asked by 10.05.2018 / 01:11
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How to make my android library lower functional dependencies in the client project?

Well I want to tell you my problem. I made a library which is already in a maven repository and when I integrate the dependency of my library to an empty project, it is downloaded normally and integrated into the application, but there is a prob...
asked by 09.05.2018 / 16:45
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Sync my account with SyncAdapter

Do you know how to sync my account from my app from accountManager with syncadapter? I have performed the syncadapter service: public class SyncAdapterService extends Service { private static SyncAdapter sSyncAdapter = null; private stat...
asked by 09.05.2018 / 13:34
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Create a filter bar

Please, I would like you to tell me how I can make a bar to filter products. I have been looking at the AliExpress app where to create this type of bar. Below I share some images so you can better visualize my problem. in the image on the...
asked by 09.05.2018 / 18:54
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Do not save the selected email accountManager

How can I get the accountAuthenticator to save me the email that I indicated with the one I want to log in to the app? This in my authenticator and service: public class AccountAuthenticatorService extends Service { private static final St...
asked by 08.05.2018 / 10:38
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RadioButtonID of AlertDialog null using restore preferences

I have a radiogroup built in an alertDialog. The problem is that it gives me different id to reconstruct the activity when I call the preferences file to restore the option that the user set. findViewById(R.id._signupEridelevel).setOnClickList...
asked by 09.05.2018 / 02:57
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Doubts about the use of Threads, AsyncTask and Handler

In this code they use threads , handlers and AsyncTask , what I do not understand is because they use the 3 and not only threads or handlers , What is the difference? In the code I have commented the reasons and why they were used fr...
asked by 06.05.2018 / 17:33
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Differences between .jks and .keystore

I am signing my app and uploading it to Google Play Store with a    .jks and I'm having problems because it does not update on the devices, on the other hand I also see that you can sign with    .keystore My question is: Wha...
asked by 08.05.2018 / 13:54
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Call a class from the MainActivity or Import class from another Android studio project

Good! I have a big mess, I am developing an application which will not be in the market "google play" so I added an AutoUpdate to keep the application up to date, it turns out that the autoupdate I did creating another project (yes, I did...
asked by 07.05.2018 / 08:43