Homegrown repo for Android development traing
https://alvinalexander.com/android/android-cheat-sheet-main-concepts
https://www.damonkohler.com/2009/02/android-recipes.html
https://stackoverflow.com/questions/2669908/cheatsheet-for-android-programming
https://firebase.google.com.
https://firechat.firebaseapp.com
https://classroom.udacity.com/courses/ud0352/lessons/daa58d76-0146-4c52-b5d8-45e32a3dfb08/concepts/ea441fa6-869c-4221-9246-ffdf920325bf
https://developers.google.com/training/android/
https://developers.google.com/training/certification/associate-android-developer/study-guide/
https://www.freecodecamp.org/news/create-an-app-that-works-on-ios-android-and-the-web-with-react-native-web/
https://www.viralandroid.com/2015/11/android-user-interface-ui-design-tutorial.html https://www.viralandroid.com/search/label/Libraries https://abhiandroid.com/ui/ https://abhiandroid.com/sourcecode/ https://www.androidhive.info/category/app/ http://download.androidhive.info/