End to End Technology Solutions
This blog is about how to integrate Paytm with the iOS App. Steps to integrate paytm via SDK 1. Import the library : A library can be imported by two process : a) Via pods Add pod ‘Paytm-Payments’ in the pod file. Run ‘pod install’ from terminal. Now open the xcworkspace Go to “Link Binary With Continue Reading »
This blog is about to integration of Line Messaging API with spring boot. I will tell you how Line Messaging API will communicate to spring boot application. What is Line Messaging API? The Line Messaging API is to establish communication between Line ChatBot and your server. If you want to create a chatbot where line Continue Reading »
Spring Framework introduced @Controller and @RestController annotations to create a controller. Basically, the controller is used to handling the client requests for a particular resource. For example mydomain.com/home This request goes to dispatcher servlet then it will be forwarded to controller corresponding methods with that URL mapping If you create your controller using @Controller annotation Continue Reading »
Redux is a library which is use to maintain state of the application at application level , it reduces complexity of managing different states of the components when app is getting comparatively larger , it provides the privilege to maintain state of different components efficiently. Redux works on three basic principles 1) “Single source of Continue Reading »
Highcharts is a front-end javascript library which is made to design the charts on web pages. ReactJS is also a javascript library for UI design. Now If we need to create a chart in ReactJS, there is a good news that several libraries (like ReCharts, Victory, VX, React-JSX-Highcharts, React-VIS etc.) are available which can be used for Continue Reading »
When you create a class, you may create an object for that particular class and once we execute/terminate the program, the object is destroyed by itself (Garbage Collector thread). What happens if you want to call that class without re-creating the object. In those cases what you do is that, we use the serialization concept Continue Reading »
In this blog, we are going to discuss about the Eventbus library. What is EventBus: EventBus Is open Source android library that simplifies communication between Activities, Fragments, Threads, Services, with Less code, better quality.When we develop an android application we need to manage a lot of intercommunication between android components which some time’s become very Continue Reading »
We have already discussed near pre-connection phase in our previous blog. Check this reference : https://innovationm.co/nearby-api-pre-connection-phase/ Now, in this blog, we will have a look at the post-connection phase. After the connection between advertiser and discoverer is made successfully, post-connection phase starts. In the post-connection phase, there is no distinction between advertiser and discoverer. Both can Continue Reading »
Ehcache is an open-source, standards-based cache for boosting performance, simplifying scalability and offloading your database. EhCache is used to improve performance by reducing the load on underlying resources. It can also be used for RESTful server caching, application persistence, and distributed caching. In simple words, cache means a store of things that will be required Continue Reading »
In this blog, we are going discuss about MVP Design Pattern for android which is a better and modified alternate of MVC. Note: I am trying to make this(MVP) concept as easy as possible because everyone might have different opinions for MVP. So, do not get confused because it is simply a design pattern to Continue Reading »
Retrofit is REST API Client for Java. It is developed by Square Inc. It uses OkHttp library for HTTP Request. It is a simple library that is used for network transaction. It is a very easy and fast library to retrieve and upload the data via Rest based web service. Adding Dependency in Build.gradle- dependencies Continue Reading »
Nearby Connections API is one of the many APIs available in google play services. This framework was introduced in early 2015. Initially, it allowed only those devices to share data which connected to the same wifi network. After June 2017, in the version 11.0, it also made use of Wifi hotspots, Bluetooth and BLE Continue Reading »
In this tutorial will discuss about Hibernate Query Language. HQL is an object-oriented query language. Hibernate Query Language(HQL) is same as Structured Query language(SQL), except that in HQL we use entity class name instead of table name. HQL provides its own syntax and grammar Ex. From Employee emp . Where Employee is an entity class Continue Reading »
Spring Security provides comprehensive security services for J2EE – based enterprise software applications. It is powerful, flexible and pluggable. It is not Proxy server, firewall, OS level Security, Intrusion Detection System, and JVM Security. OAuth is open authorization protocol, which allows accessing resources of the resource owner by enabling the client applications on HTTP Continue Reading »
Welcome to the tutorial of Functional Interface and Lambda expression. In this tutorial we will discuss fundamental concept of functional interface and lambda expression. Functional Interface : Functional Interface is just a interface with one abstract method, but it can have any number of default and static method. Runnable and Comparable interface are the Continue Reading »
In this blog, we are going to discuss first Intent in short and then create chooser and email sending process using intent. Intent An intent is an object that provides runtime binding between seprate components (such as two activity etc). It can be used as signal to the android operating system that certain event Continue Reading »
In this blog, we are going to discuss about Fragment object states, Fragment transactions and Fragment BackStack behavior. Let’s first look at the different states of a fragment object. A fragment exists as : Java object When we write, Fragment f = new Fragment(); It exists as a simple java object but at this point Continue Reading »
In this tutorial, we will discuss about how to integrate mongoDB with java client. 1. What is MongoDB ? MongoDB is a very popular NoSql open source database. It works on collection rather than table and document rather than row and column that provides, high performance, high availability, and easy scalability. Sample document : { Continue Reading »
Spring Data JPA is not a JPA provider but is a specification. It is a library / framework that adds an extra layer of abstraction on the top of our JPA provider. It simply “hides” the Java Persistence API (and the JPA provider) behind its repository abstraction. JPA is the sun specification for persisting Continue Reading »
JasperReports is an open source reporting engine. It provides ability to deliver rich content onto to the printer, the screen, or into various formats such as PDF, HTML, XLS, RTF, ODT, CSV, TXT and XML files. It is a Java library and can be used in a variety of Java-enabled applications to generate dynamic content. Continue Reading »
Why we use Log4j ? Log4j is used for logging. Logging is the process of writing log message in any file, db,console etc( any central place). If we use SOP (System.out.print() ) statement to print the log message then we can have some disadvantage : 1. We can print log message on console only. So Continue Reading »
Apache commons CSV library is a java library that can be used to read and write CSV files in a very simple and easy way. Another advantage is that this java library is open source and freely available to use. Add the library to your project as : Maven dependency : You just need Continue Reading »
Spring Batch Spring Batch is a processing framework designed for robust and parallel execution of multiple job. It follows the standard batch architecture in which a job repository takes care of scheduling and interacting with the job. Spring Batch Job Spring batch job reads input data, processes the input data, and writes the processed data Continue Reading »
Apache Subversion (SVN) SVN stands for Apache Subversion, a software versioning and revision control system distributed as open source under the Apache License. In order to demonstrate the process of adding an Android Studio project into SVN, let’s first create a new project in Android Studio and name it HelloWorldProject. The project structure looks like this Continue Reading »
Reducing Size of Bitmap Introduction- Images come in all shapes and sizes. In many cases they are larger than required size for a typical application user interface. For example, the system Gallery application displays photos taken using your Android devices’s camera which are typically much higher resolution than the screen density of your device. So Continue Reading »
In order to implement synchronous server calling within filter, autocomplete textview is being used. Web service is hit with each character typed in Autocomplete list. For having data dynamically in the list, we can make customized adapter. I have implemented it by making this adapter to implement filterable interface. For getting data from server, two Continue Reading »
If your app is using any Google API in your project, then you need to make sure that your device has Google Play Services APK updated. Firstly, you have to decide the accurate position where you need to insert the code to update Google Play Services. If your app is entirely based on Google Play Continue Reading »
Communication Between Fragments We can communicate from one Fragment to another Fragment and receive callback from calling Fragment to caller Fragment by using a standard method setTargetFragment() and getTargetFragment(). Scenario – We are in a Fragment and want to open a Dialog Fragment on top of Fragment. On Dialog Fragment, we do some task and Continue Reading »
Apple has announced iOS 11 in WWDC 2017. Like every conference, Apple revealed new iPhones with new iOS features. All of us stuck on iPhone only with its retina scan. There is a chaos for iPhone X Design. In spite of this, we’ll try to cover major changes in iOS 11 which have overshadowed new Continue Reading »
Firebase Authentication in iOS When You want to create a user based app where you want to feature or activity depends on Users. I can assume, you need User Login, Forget password and Registration screen for user-related interactions. In most of the cases, Login/Registration User functionality doesn’t belong to Client end (i.e. iOS or Continue Reading »