Questions tagged as 'android-studio'

Tagged questions
3
answers

how can I increase the degrade android

I want to increase the degrade so that the target is closer to the middle, how can I do it? <item> <shape> <gradient android:angle="0" android:endColor="#E8E8E8" android:st...
asked by 06.06.2018 / 14:58
1
answer

List Order

My query is as follows: I have a list of objects where each one receives a latitude and longitude. Using a CustomAdapter I show the objects and with a method I calculate the distance between my position and that of the list to show how many kilo...
asked by 23.11.2017 / 14:06
1
answer

Open settings from android app

I would like to add the option to configure the wifi network to an app before starting to operate with it, so I would need to open the settings from the application. However, after several searches in google I have not found inf...
asked by 28.06.2017 / 08:37
2
answers

Trying to use firebase: "can not resolve FirebaseMessagingService"

I'm trying to use firebase for background notifications. but it does not detect FirebaseMessagingService attempt extends of this and it tells me:    can not resolve in the gradle I have dependencies { cla...
asked by 12.12.2018 / 17:36
4
answers

Update Android Studio 2.3 and have error Can not resolve symbol AppCompatActivity - Support v7 libraries are not recognized?

I just updated the Android studio de 2.3 and it marks me as error Cannot resolve symbol AppCompatActivity - Support v7 libraries aren't recognized? but compile and run the app, without any problem, that is, it seems that something...
asked by 03.03.2017 / 15:24
1
answer

Android Studio rain effect for games

I'm using this library to create a rain effect. Now I wanted to identify when the image reaches the limit of the screen to add the shock effect to the ground. How could I identify when the image reaches the end of the screen? Thanks. My...
asked by 02.12.2017 / 18:44
3
answers

If you sign an APK if you do a build afterwards, it stays recorded?

I have a question, once I have clicked on Generate Sign APK and I create the APK, when I want to go after adding code to the application and I want to generate the APK again I have to click on Generate Sign APK again so that I can I have to assi...
asked by 25.10.2016 / 19:38
2
answers

Save value of EditText with SharedPreferences and without using a button (Android)

I would like to know if it is possible to store the information of an EditText without having to click on any type of button, that is, at the same time that the user writes can be saved, and be accessible when the application starts again . The...
asked by 07.04.2017 / 19:35
1
answer

Favorites android studio without database

I have a list with a series of streaming radios and I have to add a favorite button (the typical heart) and when I press it, that radio is saved in another activity (Favorites) and when it leaves and enters the application to save the changes bu...
asked by 02.05.2018 / 20:49
1
answer

Place item below listview

I need to place an element below a listview. So far I have a Linearlayout that contains a spinner that is located on a listview. Being in a LinearLayout, it stays fixed and below I have a Listview which moves down and up. So far it's like thi...
asked by 01.12.2017 / 12:19