I'm getting information using Gson in a PHP file.
When this information is received, words containing accents are not encoded.
I already read:
Android JSON CharSet UTF-8 problems
Converting String to Android JSONObject loses utf -8...
I need to validate a user in the database. If it is valid, I want to call the second Activity.
What method to use to do this validation in the android database?
Insertion code:
public String insereProfessor(Professor professor) {
Con...
Situation
I have in my project the lib AppCompact in format .jar , however I can not instantiate anything from the library:
IntheprojectpropertiesIhaveJavaBuildPath,butevenmarkedcannotuseanything.Ididsomeresearch,butIjustfoun...
I'm doing an application in Android Studio where I have the main screen (MainActivity) that has a menu with several links and one of them calls a Fragment (VideoFragment) where when loaded should show a video (youtube and local) with description...
Not long ago, every time an Android application was developed, you had to worry about the data that was on the screen when you rotate the phone (change the orientation). As explained in this post you had to re-create activity.
Recently, whe...
Hello.
Someone could help me, I'm trying to create an app and I'm trying to use google drive as a webService for this app, I want to store files in the my account of the drive (eg audio and img ) and qd the user of the app click on a button...
I'd like to make a transition effect when calling an activity.
When the image, in this case a circular, is pressed, the activity grows from a circle with the same radius of the image until it fills the entire screen.
I did the import and I had no error, but when I try to compile the project I have this problem:
07-13 15:29:13.786 1380-1380/br.com.sistemaguardiao E/AndroidRuntime: FATAL EXCEPTION: main...
Good morning! I want to put an app in the play store for 99 cents. How will I receive the money for each application download?
I read something about google wallet but I can not download the application in Brazil ...
How does it work?
...
I've implemented a custom, basic ListView, but it's giving the error:
java.lang.RuntimeException: Unable to start activity
ComponentInfo {goodeal.listview / goodeal.listview.MainActivity}:
java.lang.NullPointerException: Attempt to inv...