In this very short blog post I am going to share with you how to create and add Button in Kotlin programmatically. To break it down in more details the code example below will cover: Create Button programmatically in Kotlin Handle Button onClick events Change Button background color Change Button text color Add a Button…

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In this tutorial, we will use Kotlin to make a simple Android mobile app that will be able to receive push notifications sent from Firebase. I used to call these kind of messages “push messages” but the correct term for this tutorials will probably be a Firebase Cloud Messaging or the FCM which also stands for Firebase Cloud Messaging.  I…

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When writing a JUnit test there are different ways to test for expected exception and below I am going to share with you three different ways. Using @Test Expected Attribute One way to test for expected exceptions is to use the @Test’s expected attribute to specify that the method below should throw an exception specified by…

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Heads up guys! Google has just launched a new certification program for mobile web developers. The complete name of certification exam is Mobile Web Specialist Certification and if you have been building mobile web apps then this is your chance to show off your skills and become Google Certified Mobile Web Specialist :). Those who…

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It time to learn how to create a Web Service to authenticate user with their user name and password and how to issue a unique secure access token which our Mobile Application can use to send HTTP requests and communicate with protected web services of our API. For a free video tutorial on how to…

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Hi guys! Just wanted to share with you a new blog post and that I am about to publish a series of blog posts + videos on How to build…

The post RESTful Web Services with Java for your Swift Mobile Application appeared first on Swift Developer Blog.

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In this blog post I am going to share with you a way to create a RESTful Web Service to: Create a new user profile, Generate and save in database a user secure user password rather than an actual password provided by user, Return back as a response a custom user profile object(JSON) with information that…

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With Mockito we can Mock an object, stub some of it’s methods but not the other and still be able to call a real method of this stubbed object. In the code example below I am going to share with you how to call a real method of a mocked object using Mockito’s thenCallRealMethod(). In…

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Earlier I’ve published a blog post on now to create a RESTful Web Service(JAX-RS) to accept JSON payload with user profile details and how to save user profile details into a MySQL database using Java Hibernate framework. In this blog post I am going to share with you how to test(using JUnit and Mockito) it’s Service…

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When building RESTful Web Services for your Mobile app with Java JAX-RS and Jersey you can use any Java Servlet container to deploy and run your final .WAR file. But if you use Jetty then there is a very quick way to build and run your application using Maven and jetty-maven-plugin. Below is a short…

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