android-studio

问题 I'm new to Android Studios. After trying to press play on my Pixel 3a device emulator on AVD Manager this pops up. Error Message : Unable to locate adb However my emulator runs just fine, I just can't run the "flutter run" command and the flutter app on the emulator. Emulator I'm on Android Studios 4.0. Here's what I've tried so far to solve this issue. AVG Antivirus I added the adb.exe path in the exception section of my antivirus. AVG Antivirus Android SDK Location I went to SDK Manager,

问题 I'm new to Android Studios. After trying to press play on my Pixel 3a device emulator on AVD Manager this pops up. Error Message : Unable to locate adb However my emulator runs just fine, I just can't run the "flutter run" command and the flutter app on the emulator. Emulator I'm on Android Studios 4.0. Here's what I've tried so far to solve this issue. AVG Antivirus I added the adb.exe path in the exception section of my antivirus. AVG Antivirus Android SDK Location I went to SDK Manager,

问题 I am creating an Android app in Android Studio and I am new to it and after attempting to add Firebase I realized that I can no longer build it. I searched on the web for answers but didn't find anything helpful. It might be because I added The circle image view but syncing the project works fine. The full file with errors AbstractFuture.java was too long to be added so I only atached the part that has errors. Pretty much every "Safe", "compareAndSwapObject", "putObject" and

问题 I am trying to add phone no. authentication in my new video app( I already have Facebook and Google authentication in my app) and they are working well. I need to save and parse user data in the server and in local as well. I do not know much about phone number authentication, please help me to fix the issue in phone no. authentication. As I already said Facebook and google authentication working perfectly and user data from these is also saving in local and server as well. Please make phone

问题 I am very new to Android Development. Whenever I started Android Studio I get in Event Log panel: 03/06/2020 21:23 Gradle sync started 21:23 * daemon not running; starting now at tcp:5038 21:23 * daemon started successfully 21:23 Gradle sync finished in 2 s 618 ms (from cached state) I guess such daemon is the Android Emulator somehow manage by ADB server. I see soon I start Android Studio: C:\Users\cast>netstat -ano | findstr "5038" TCP 127.0.0.1:5038 0.0.0.0:0 LISTENING 4976 TCP 127.0.0.1

问题 Recently I added OptaPlanner dependency to my build.gradle in order to use the Vehicle Routing Problem of the Library. When I tried to use the solver I received the following error java.lang.NoSuchMethodError: No static method metafactory(Ljava/lang/invoke/MethodHandles$Lookup;Ljava/lang/String;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodType;Ljava/lang/invoke/MethodHandle;Ljava/lang/invoke/MethodType;)Ljava/lang/invoke/CallSite; in class Ljava/lang/invoke/LambdaMetafactory; or its

问题 I'm currently having trouble getting the app to send the user a dialogue to set the default handler for SMS on API 29. I initially followed https://developer.android.com/guide/topics/permissions/default-handlers. It didn't work so I looked around and saw this: How to set Default SMS prompt for KitKat. So I followed https://android-developers.googleblog.com/2013/10/getting-your-sms-apps-ready-for-kitkat.html and added the snippet to my manifest XML (without actual implementation, as the

问题 First question I found Second question I found As per the above questions already posted, although this question is related to the same error as in First question I found, I do believe my situation is different because I also found an issue related to the Second question I found. I tried both of the answers submitted but still, my application fails. Firstly the application I am trying to run is an SDK for an android app that already on the Playstore. I am assuming this SDK as with any SDK

问题 When I try to scarp my college website using Jsoup its not filling the form in the website.But when i login website using browser with same credentials its logging into the page. I have given cookies with useragent too. Its the first time i am using jsoup. I tried all the ways using jsoup Please help me login to the page oncreate bundle the following is executed new C4977c().execute(); //enter captcha and onclick //onclick button btn.setOnClickListener(new View.OnClickListener() { @Override

问题 I added a Bottom Navigation Activity to my project but when i start the relevant activity it gives out a Null Pointer Exception. It says that the exception is fired at line number 28 at lk.apiit.eea.mobile.Activities.CompanyProfile.onCreate(CompanyProfile.java:28) Following is the Exception and the Code PLease help me fix this.. Thank you java.lang.RuntimeException: Unable to start activity ComponentInfo{lk.apiit.eea.mobile/lk.apiit.eea.mobile.Activities.CompanyProfile}: java.lang