android-studio

问题 I have 2 Android mobile cellphones with different Android versions. The first cellphone is running Kitkat and the second one Nougat. I'm currently using the following code. After 5 or 7 hours the android application is not detecting events anymore. Can someone please help me out? package com.doct.patients.Broadcast; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.widget.Toast; public class smsReceiver extends

问题 I have 2 Android mobile cellphones with different Android versions. The first cellphone is running Kitkat and the second one Nougat. I'm currently using the following code. After 5 or 7 hours the android application is not detecting events anymore. Can someone please help me out? package com.doct.patients.Broadcast; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.widget.Toast; public class smsReceiver extends

问题 The only way I have found to show the error of an underlined piece of code is to hover it with the mouse. What is the keyboard shortcut to achieve this? (when the cursor is on the line in error) 回答1: On Mac that's Command-F1 (in the menu bar it's View -> Error Description). I think that's Control-F1 on Windows. 回答2: You should try using Alt+Enter key. This will recommend you the available solution for your error. Also try using Ctrl+F1 it will give you a detailed information for your error. P

问题 I am trying to add a launcher icon to my Android application, but something seems wrong with resolution whan app is installed. The device I'm working with has an XHDPI screen, so I am testing with a 96x96 (px) image. I used the Image Asset in Android Studio to generate a default icon: This is the result in my device: You can notice that the image is a bit blurry, as it has been resized. It happens with every icon I make. What is happening? I am using MIUI, altough it doesn't appears to affect

问题 I created a signed react-native apk after following all the documents from the official react native documentation ( i.e. https://facebook.github.io/react-native/docs/signed-apk-android ). After creating it my app crashed. Taking a step back, I decided to make a new un-edited app and redo the same steps. However, the app still crashed. I looked at all the discussions at StackOverflow and tried their solution but none worked. Can anyone tell me what I did wrong? And how I can solve it. Here is

问题 I'm getting an error in DataBindingMapperImpl.java for one specific data binding which results in the following error when building the project. ANTLR Tool version 4.5.3 used for code generation does not match the current runtime version 4.7.1ANTLR Runtime version 4.5.3 used for parser compilation does not match the current runtime version 4.7.1ANTLR Tool version 4.5.3 used for code generation does not match the current runtime version 4.7.1ANTLR Runtime version 4.5.3 used for parser

问题 When I sync my project in build.gradle(Project: Allo) I see this error Failed to find target with hash string 'android-28'in: C:\Users\hacker\AppData\Local\Android\Sdk Config: apply plugin: 'com.google.gms.google-services' android { compileSdkVersion 28 defaultConfig { applicationId "com.example.android.allo" minSdkVersion 19 targetSdkVersion 28 versionCode 1 versionName "1.0" testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" } buildTypes { release { minifyEnabled

问题 I have Integrated PJSIP with android . While making call in my application, the Speaker is working perfectly but Recording microphone volume is too low . My voice is not hearable by other side. Note: But in some mobiles it's working properly. Even i tried with adjustStreamVolume(), setStreamVolume(), setMode(),adjustVolume() methods to increase my volume level, it doesn't increase in anyway. Please give me a suggestion to solve this problem to increasing microphone Volume level in Android or

问题 I used DataBinding in one of my classes CardRecicleViewAdapterTech.class , but I imported a library which does not support DataBinding and I switched to butter knife for that class. The problem is that when I run the project, Android Studio always generates a class binding related with CardRecicleViewAdapterTech.class and this causes a crash. The generated class is: CardViewTechBinding.java I have deleted that java file in Android Studio databinding folder, but its generated again and again

问题 Execution failed for task ':app:iterateDeclaredDependencies'. > Could not get unknown property 'scm' for configuration container of type org.gradle.api.internal.artifacts.configurations.DefaultConfigurationContainer. I'm using the exact code snippet from Working with Dependencies I don't know what scm is here but autocompletion seems to suggests that all is good, no? Versions I'm using: ------------------------------------------------------------ Gradle 5.4.1 ---------------------------------