ruan65

        @Override
        public boolean onOptionsItemSelected(MenuItem item) {
                switch (item.getItemId()) {
                case android.R.id.home:
                       Toast.makeText(getApplicationContext(),"Back button clicked", Toast.LENGTH_SHORT).show(); 
                    break;
                }
                return true;
        }

ruan65

    public static boolean isNetworkAvailable(Context context) {
        ConnectivityManager connectivityManager
                = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo activeNetworkInfo = connectivityManager.getActiveNetworkInfo();

        return activeNetworkInfo != null && activeNetworkInfo.isConnected();
    }

ruan65

public static void main(String[] args) {

        ClassLoader loader = ClassLoader.getSystemClassLoader();

        File f = new File(loader.getResource("file_name.txt").getFile());

        try (Scanner scanner = new Scanner(f)){

            scanner.useDelimiter(";");

ruan65

@Override
        public boolean onOptionsItemSelected(MenuItem item) {
                switch (item.getItemId()) {
                case android.R.id.home:
                       Toast.makeText(getApplicationContext(),"Back button clicked", Toast.LENGTH_SHORT).show(); 
                    break;
                }
                return true;
        }

ruan65

ssh root@MachineB 'bash -s' < local_script.sh
PID=`ps -ef | grep rest-ser | grep -v grep | awk '{print $2}'`

#!/bin/bash
PID=`ps -ef | grep rest-ser | grep -v grep | awk '{print $2}'`
echo $PID

ruan65

public static void openPlayMarketByPackageName(Context ctx, String packageName) {
        
        try {
            ctx.startActivity(new Intent(Intent.ACTION_VIEW,
                    Uri.parse("market://details?id=" + packageName)));
        } catch (android.content.ActivityNotFoundException anfe) {
            ctx.startActivity(new Intent(Intent.ACTION_VIEW,
                    Uri.parse("https://play.google.com/store/apps/details?id=" + packageName)));
        } catch (Exception ex) {
            ex.printStackTrace();

ruan65

#!/usr/bin/python

n = 11

while n != 1:
	print n
	if n % 2 == 0:
		n /= 2
	else:
		n = 3 * n + 1

ruan65

    public static String getDeviceId(Context ctx) {

        TelephonyManager tm = (TelephonyManager) ctx.getSystemService(Context.TELEPHONY_SERVICE);

        String deviceId;

        if (tm.getDeviceId() != null) {

            deviceId = tm.getDeviceId();
        } else {

ruan65

    public static String getDeviceId(Context ctx) {

        TelephonyManager tm = (TelephonyManager) ctx.getSystemService(Context.TELEPHONY_SERVICE);

        String deviceId;

        if (tm.getDeviceId() != null) {

            deviceId = tm.getDeviceId();
        } else {

ruan65

<activity
        android:name=".ui.activity.MainActivity"
        android:label="@string/mainactivity"
        android:windowSoftInputMode="stateHidden"
        />