i have a problem here in using spinner, i want to add value to each array item in my string.xml this is my code: <string-array name="hubungan"> <item>Choice</item> <item>CHILD</item> <item>PARENT</item> <item>HUSBAND</item> <item>WIFE</item> </string-array> I mean is: <string-array name="hubungan"> <item>Choice value="1"</item> <item>CHILD…
I am working on Nordic NRF52840 periodic advertising and scan the device with Android app Android 10. I ask a question yesterday then I rewrite my code using the tutorial on the internet, basically my app is very easy, press…
While I am learning Kotlin Course from oreilly. When I was trying to practice one project in android app to show list of items coming from an api I am started getting the error "Trust anchor for certification path not…
I can run this and I also got data appear but I got this warning on my Run terminal "E/RecyclerView: No adapter attached; skipping layout No adapter attached; skipping layout" How can I solve this class SpacedFragment : Fragment() {…
I am trying to create a Bluetooth communication connection between an Arduino and an Android device, the app monitors the level of liquid from a barrel and if needed the app can also turn off the water flow, can I…
Although I used to change the background with the code below, but now the program crashes binding.cardLAYOUT.setBackgroundResource( R.drawable.gift_card_100); or binding.cardLAYOUT.setBackground(ContextCompat.getDrawable(this, R.drawable.gift_card_1)); I did not change anything, the images and codes are the same as before <androidx.constraintlayout.widget.ConstraintLayout android:id="@+id/cardLAYOUT" android:layout_width="0dp" android:layout_height="0dp" android:layout_marginStart="24dp"…
I'm creating a layout with Jetpack Compose and there is a column. I would like center one composable and the other to align to the bottom. Here is an image of my target screen here I spent day working it…
I'm new to Android, there are 2 modes in the code I wrote (so we can think of it). When I leave the edittexts blank in the registration section, there is no problem, but when I leave the edittexts blank…
I am trying to upgrade my old Android project and getting below errors : > Task :app:mergeDebugResources FAILED /home/jaiminmodi/.gradle/caches/transforms-3/08e5f3aa7ebe2a199cff2b386779108c/transformed/core-1.7.0/res/values/values.xml:162:4: Duplicate value for resource 'attr/font' with config 'DEFAULT' and product ''. Resource was previously defined here: com.brian.skyazul.activity.app-mergeDebugResources-16:/values/values.xml:2739: . > Task :app:mergeLibDexDebug…
Please assist. I have installed android studio on my windows 10 and create a virtual device but when i try to start the avd i get the error "Error while waiting for device: The emulator process for AVD Pixel_4_API_30 has…