Android Stuff

adb shell screenrecord --size 1280x720 /sdcard/example.mp4

savedInstanceState will be null when the activity is created. savedInstanceState will be not null when the activity is re created check condition on the activity onCreate. if ( null == savedInstanceState) { // Add fragment to the activity }

# Install Adnroid SDK # Install Node Js # Install react # run the following commands npm install -g react-native-cli react-native init AwesomeProject # To run with local server, run the following commands under your react-native project root directory react-native start  /dev/null 2>&1 & adb reverse tcp:8081 tcp:8081