androidbook

For drag and drop with user location You have to create a google map fragment activity below are the xml code of google map xml <? xml version ="1.0" encoding ="utf-8" ?> < androidx.constraintlayout.widget.ConstraintLayout xmlns: android ="http://schemas.android.com/apk/res/android" xmlns: app ="http://schemas.android.com/apk/res-auto" xmlns: tools ="http://schemas.android.com/tools" android :layout_width ="match_parent" android :layout_height ="match_parent" tools :context =".GetUserLocationActivity" > < fragment android :id ="@+id/mapuserloc" android :name ="com.google.android.gms.maps.SupportMapFragment" android :layout_width ="match_parent" android :layout_height ="522dp" app :layout_constraintEnd_toEndOf ="parent" app :layout_constraintStart_toStartOf ="p...

Add this code in your on create activity Method  @Override protected void onCreate(Bundle savedInstanceState) { super .onCreate(savedInstanceState); setSupportActionBar(toolbar); getSupportActionBar().setDisplayHomeAsUpEnabled( true ); getSupportActionBar().setDisplayShowHomeEnabled( true ); } then call this method @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case android.R.id. home : finish(); return true ; default : return super .onOptionsItemSelected(item); } } this is default support action bar if you want your own then use own tool bar in your xml thanks

Just add this class in your package  package com.plzf1.rollearn ; import android.app.Application ; import android.content.SharedPreferences ; public class MyApplication extends Application { public static final String MENULIST = "menulist" ; public static final String VEGLIST = "veglist" ; public static final String CARTLIST = "cartlist" ; public static final String FRUITLIST = "fruitlist" ; @Override public void onCreate () { super .onCreate() ; } public void saveIntoPrefs (String key , String value) { SharedPreferences prefs = getSharedPreferences(Fconstants.PREF_NAME , MODE_PRIVATE ) ; SharedPreferences.Editor edit = prefs.edit() ; edit.putString(key , value) ; edit.commit() ; } public void saveIntoPrefs (String key , int value) { SharedPreferences prefs = getSharedPreferences(Fconstants.PREF_NAME , MODE_PRIVATE ) ; SharedPreferences.Edit...

for use room data base in android you need to setup faw things first you have to add two deandancy in your gradel file  implementation "android.arch.persistence.room:runtime:1.0.0-beta2" annotationProcessor "android.arch.persistence.room:compiler:1.0.0-beta2" then make a entity class and dao class in your file structure  Data base class   package com.plzf1.rollearn.database; import android.arch.persistence.room.Database; import android.arch.persistence.room.RoomDatabase; @Database(entities = User.class , version = 1) public abstract class MyDataBase extends RoomDatabase {     public abstract UserDao userDao(); } Entity Class android.arch.persistence.room.ColumnInfo; import android.arch.persistence.room.Entity; import android.arch.persistence.room.PrimaryKey; @Entity(tableName = "user") public class User {     @PrimaryKey(autoGenerate = true)     private int us...

just add it in your main gradel file  and add this in your project gradel dependencies { classpath 'com.android.tools.build:gradle:3.1.0' classpath 'com.google.gms:google-services:3.2.0' // NOTE: Do not place your application dependencies here; they belong // in the individual module build.gradle files } repositories { jcenter() maven { url "https://jitpack.io" } }

main_cart_view = (LinearLayout) getActivity().findViewById(R.id. main_cart_view );   using this you can use activity widget in fragment

how to add dns in google cloud  1 click on Cloud DNS under networking  create name of dns  DNS name - your website name 2 click on add record set in record resourse type set as a  3 pase your cloud server ip in IPv4 text Area again click on add record set  1. in DNS name set "www" 2 in resourse record type select cname 3. in canonical name type your domain name