Raj Amal W

130 posts, 0

https://www.learn2crack.com

Raj Amal is an Android Developer. He Loves to code and explores new technologies. He also authored a book Learning Android Google Maps

Hosting Node.js and MongoDB projects for Free

June 19, 2017Raj AmalNo Commentsnodejs

There are many hosting websites which provide free PHP and MySQL hosting for testing our projects. It is somewhat hard to find a free service to host our Node.js and MongoDB projects. After searching for some time found two services…

Android using BottomNavigationView

June 6, 2017Raj Amal15

Bottom Navigation Bar is a new a UI component in Material Design for providing UI navigation. You may have seen this in the new YouTube UI. It provides easier navigation. You can add this Bottom Navigation bar using the BottomNavigationView...

Android using SafetyNet to check Device Security

March 12, 2017Raj Amal9

Sometimes you are making a secure App, and you do not want to run your App on insecure devices. To check whether the device is secure or not, Google Provides SafetyNet API with Google Play services. In this tutorial, we...

Android using SearchView with RecyclerView

March 6, 2017Raj Amal12 recycler view

In our previous tutorial, we learned how to fetch JSON data and display it in RecyclerView using Retrofit. In this tutorial, we will add a small addition to the previous tutorial to add a SearchView which can be used to...

Android using Quick Settings Tiles

February 27, 2017Raj AmalNo Comments

Starting from Android 7.0 Google allows us to add custom quick settings tiles in addition to the default ones. You can add Quick Setting Tiles and set to launch specific actions from your app. For Example, VPN app Private Internet...

Working with Android 7.1 App Shortcuts

December 26, 2016Raj Amal10

Android 7.1 introduced a new feature called App Shortcuts. When you long press your app icon, it shows shortcuts to specific actions which can be launched, on supported launchers. For example, a dialer app can show shortcuts to your recently...

Android working with RxJava 2 and Retrofit

November 28, 2016Raj Amal10 retrofit, rxjava

In this tutorial, we are going to learn how to parse JSON data from URL and display it in a RecyclerView using Retrofit and RxJava. We parse the JSON array from the URL https://api.learn2crack.com/android/jsonarray. About RxJava RxJava is a trending...

Android Reading and Writing NFC Tags

October 21, 2016Raj Amal4 nfc

NFC (Near Field Communication) is a communication protocol which allows two devices to communicate and transfer data within a short distance. Some of the midrange to high-end Android devices has NFC support which allows you to utilize the feature. NFC...

Android Switching Between Activities – Example

October 6, 2016Raj Amal1 activity

If you are a beginner in Android development, the first thing you wish to do is to create two screens and try to switch from one screen to another. In this tutorial, you will learn how to create a basic...

android login registration authentication

Android User Registration and Login with Node.js and MongoDB – Client #2

September 24, 2016Raj Amal61 login register, login register authentication, retrofit, rxjava

Creating ServerFor the first part of the tutorial to create RESTful API with Node.js and MongoDB Database.Proceed In this second part of the tutorial we will create Android Application to consume API's we created in previous part. Some changes and...

Author: Raj Amal