Questions tagged as 'android-studio'

Tagged questions
3
answers

Cache.properties, file not found

Hello, I installed Android Studio on my notebook (OS: Windows 10) and when I generated my basic application "Hello World" I tried to run on my phone and the following error appeared: Error:Execution failed for task ':app:compileDebugJavaWithJav...
asked by 15.06.2016 / 19:09
1
answer

Android error compiling missing lib - The system can not find the file specified

Good night, I had added some libs to my android application, but then I changed my mind and removed the same ones, but when I compile the code is giving the following error    Error: Execution failed for task: app: compileDebugJavaWithJavac....
asked by 25.06.2016 / 09:00
1
answer

onClick on Android

I made a EditText with the text = 100, attribute but when I use my onClick() function, which is to do the following text - 50 calculation, when I click the button and execute the routine my application closes. / p> Follow...
asked by 18.01.2016 / 22:42
1
answer

Fragment: error inflating class fragment [closed]

I'm using Fragment to do the "drawer" navigation, ie in topics with options, but I'm finding this error, but I'm not sure what it is, it follows what it says in logcat: 12-22 20:08:25.774 1730-1730/player.kmk.com.kmk E/AndroidRuntime﹕ FATAL...
asked by 22.12.2015 / 21:32
3
answers

Components are not in class R

I am building a calendar, and for this I created a Activity where would be a list with all the contacts: <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools"...
asked by 28.07.2015 / 16:55
2
answers

Error opening emulator in Android Studio

I'm having an error here in Android Studio, when I debuggar the App in the emulator, it does not open and the following error appears:    "EMULATOR: ERROR: x86 emulation currently requires hardware acceleration! Please ensure Intel HAXM is...
asked by 25.09.2015 / 01:08
1
answer

List View - returning more than 1 data in a row

I'm implementing a% of notes and I have to have a list view that should list ALL previously registered "NOTES" using the listing method implemented in DAO; Each line of the ListView should display the NOTE, Matter, Bimester, and Note Date....
asked by 14.04.2015 / 17:10
1
answer

can not find symbol class Builder

I created a project in Android Studio 1.0, Login Activity. I made the following changes: No Build.gradle compileSdkVersion 21 buildToolsVersion "21.1.1" dependencies { compile...
asked by 11.12.2014 / 21:19
1
answer

Different layout for portraint and landscape

I have the following: package carcleo.com.cadastro; import android.app.Activity; import android.content.res.Configuration; import android.os.Bundle; public class Principal extends Activity { @Override protected void onCreate(Bundle...
asked by 19.11.2018 / 23:41
1
answer

Firebase getDisplayName () returns empty

I have the following code that should return the user data logged in by Firebase, it returns the user with no problem, ID and Email, but the value of the name returns empty or null. As if the unnamed user was registered, but the user name usuall...
asked by 19.11.2018 / 21:25