I'm working on an AR Application for Android with Google ArCore SDK (using Android Studio and Java). I have a problem to handle invents : tap or clic on displayed image/3D Object, weither it is about Augmented images or placing…
I'm trying to make the progress bar interactive with the editText. When the number written in editText is greater than 10, the progress bar increases by 10%. The code I wrote doesn't work of course but I don't see how…
I have a registration form with multiple text feilds and a Radio button and a birthdate picker. I want to disable the submit button untill the user key in all the required feilds. I managed to do something but it…
I a beginner in android development and I try to get device IMEI but I have a problem of permission. I don't have android.permission.READ_PRIVILEGED_PHONE_STATE property in my project but the function getImei() of TelephonyManger.java require this permission. How can I…
i have the following code: myList.find { it.code == item.bin }.let { // 1 } ?: run { // 2 } I would expect that, if item is found, I enter block 1 , otherwise block 2 ; But instead…
Hey all I am having an issue fixing the following error: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.xxxxxxxxxxxx/com.xxxxxxxxxxx.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String java.lang.reflect.Method.getName()' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3270) at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:3409) at android.app.servertransaction.LaunchActivityItem.execute(LaunchActivityItem.java:83) at android.app.servertransaction.TransactionExecutor.executeCallbacks(TransactionExecutor.java:135) at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:95)…
when i start to emulate to my android phone and active developer mode and USB debugging ii got these messages and i tried some things but it didn't workenter image description here enter image description here enter image description here…
I'm trying to code a simple android app for something and I was wondering if there was an alternative to importing each class manually, or why it shows up as red since anytime I write something in a similar way…
I have updated my Android Studio to Android Studio Electric Eel | 2022.1.1 Canary 8 Build #AI-221.5921.22.2211.8786657, built on June 30, 2022 Runtime version: 11.0.13+0-b1751.21-8125866 x86_64 VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o. macOS 10.15.7 GC: G1 Young Generation,…
I'm trying to use a DialogFragmemt in an adapter, but it doesn't work as planned. I have listed the Dialog class and the adapter below. DialogFragment (ListsSettings.kt) class ListsSettings : DialogFragment() { override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?):…