Portal:Android

1. Android Studio: /dev/kvm device permission denied
2. Android Studio - Device is connected but 'offline'

Button

• Android Background Drawable Not Working in Button Since Android Studio 4.1

Seekbar

• Android SeekBar and Custom SeekBar Examples - tested, ok.
• How to create Circular Seekbar in Android - tested. ok!

Wifi

• How to send data through wifi in android programmatically?
• Control LED from web app using ESP8266 Serial WIFI module © GPL3
• ESP8266 NodeMCU: Create a Wi-Fi Manager (AsyncWebServer library) - !!!

Wifi Arduino connect Android

• Create an Android App with Android Studio to control an LED over WiFi using NodeMCU
• Control LED using ESP8266 Wifi module and iPhone | Wifi | ESP8266 | Arduino UNO | iPhone
• How to connect to a WiFi network using an Arduino

Bluetooth Arduino connect Android

• Build your own IoT Based Android Application to control an LED on Arduino using Bluetooth

eclipse library

• Android MQTT Client
• How can I bring the PAHO/Eclipse MQTT Android Service into an Android Studio Project

Solved

• Do not request Window.FEATURE_SUPPORT_ACTION_BAR?

Example

• platform_development Public mirror|mirrored from https://android.googlesource.com/platform/development.git - !!!
• android-samples

txtClock

• Android Analog, Digital And Text Clock Example
• How do I display time in 24-hour format using a TextClock?
• Android TextClock with Examples
• Display the current time and date in an Android application
• How to Display current time that changes dynamically for every second in android

Serial

• Arduino Android USB Serial Communication With OTG Cable

Time

• Time difference between two times
• Calculate Difference between two times in Android
• Calculate the time difference in android [closed]
• How to get the difference between two dates in Android?

Ringtone

• setting up ringtone ringing time in android
• How to play a custom ringtone/alarm sound in Android?
• How to play an android notification sound
• How to play ringtone/alarm/notification sound in Android?

training

• Android Project – Develop a Stopwatch in Android Studio
• Create Tic Tac Toe Game App in Android Studio
• [Build a Simple Calculator App in Android Studio [Source Code Included] https://data-flair.training/blogs/build-simple-calculator-app-android-studio/]
• Best Android Projects with Source Code