TechNov

/**
  _____        _____                  _             
 |  __ \      / ____|                | |            
 | |  | | ___| |     _ __ _   _ _ __ | |_ ___  _ __ 
 | |  | |/ _ \ |    | '__| | | | '_ \| __/ _ \| '__|
 | |__| |  __/ |____| |  | |_| | |_) | || (_) | |   
 |_____/ \___|\_____|_|   \__, | .__/ \__\___/|_|   
                           __/ | |                  
                          |___/|_|                  
 */

TechNov

/**
  _____        _____                  _             
 |  __ \      / ____|                | |            
 | |  | | ___| |     _ __ _   _ _ __ | |_ ___  _ __ 
 | |  | |/ _ \ |    | '__| | | | '_ \| __/ _ \| '__|
 | |__| |  __/ |____| |  | |_| | |_) | || (_) | |   
 |_____/ \___|\_____|_|   \__, | .__/ \__\___/|_|   
                           __/ | |                  
                          |___/|_|                  
 */

TechNov

import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class RegexUtils {

    //private static final String DISTANCE_PATTERN = "(?i)[0-9]{1,2}\\s??(?:mi|mile|miles|km)\\b";
    private static final String DISTANCE_PATTERN = "(?i)((?:\\d+)?\\.?\\d+)\\s??(?:mi|mile|miles|km)\\b";
    private static final String DISTANCE_UNIT_PATTERN = "(?i)(?:mi|mile|miles|km)\\b";
    private static final String TIME_PATTERN = "(?i)[0-9]{1,2}\\s??(?:min|hr)";
    private static final String TIME_UNIT_PATTERN = "(?i)(?:min|hr)";

TechNov

import android.app.Activity;
import android.content.Context;
import android.os.Build;
import android.util.DisplayMetrics;

public class DisplayUtils {

    private static DisplayUtils instance;

    public static DisplayUtils getInstance() {

TechNov

import java.io.BufferedInputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;

TechNov

import android.accessibilityservice.AccessibilityService;
import android.accessibilityservice.GestureDescription;
import android.content.Context;
import android.graphics.Path;
import android.graphics.Rect;
import android.os.Build;
import android.provider.Settings;
import android.support.annotation.RequiresApi;
import android.text.TextUtils;
import android.util.Log;

TechNov

Stackoverflow Link: https://stackoverflow.com/a/19968400

Handle uncaughtException, start activity:

public class MyApplication extends Application
{
  public void onCreate ()
  {
    // Setup handler for uncaught exceptions.
    Thread.setDefaultUncaughtExceptionHandler (new Thread.UncaughtExceptionHandler()

TechNov

import java.io.IOException;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import okhttp3.RequestBody;
import okhttp3.ResponseBody;
import retrofit2.Converter;
import retrofit2.Retrofit;
import retrofit2.converter.gson.GsonConverterFactory;
import android.util.Log;
import java.nio.charset.Charset;

TechNov

import android.text.TextUtils;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.regex.Pattern;

public class StringUtils {

    private final static char[] hexArray = "0123456789ABCDEF".toCharArray();

TechNov

import android.app.Activity;
import android.app.ActivityManager;
import android.bluetooth.BluetoothAdapter;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Build;
import android.provider.ContactsContract;
import android.provider.Settings;
import android.support.v4.app.Fragment;