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A Guide to Redis with Redisson 1. Overview Redisson is a Redis client for Java. In this article, we will explore some of its features, and demonstrate how it could facilitate building distributed business applications. Redisson constitutes an in-memory data grid that offers distributed Java objects and services backed by… Continue Reading redis-redisson
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Custom Login Page for Returning User 1. Introduction This article is a continuation of our ongoing registration with Spring Security series. In this article, we are going to have a look at how to develop a custom login page for a user who is returning to our application. The user… Continue Reading custom-login-page-for-returning-user
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CORS with Spring 1. Overview In any modern browser, the Cross-Origin Resource Sharing (CORS) is a relevant specification with the emergence of HTML5 and JS clients that consume data via REST APIs. In many cases, the host that serves the JS (e.g. example.com) is different from the host that serves… Continue Reading spring-cors
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Introduction to VRaptor in Java 1. Overview In this article, we’ll have a look at VRaptor, a simple and straightforward Java MVC web framework which utilizes Java Contexts and Dependency Injection technology and is easy to grasp. Just like Spring – it relies heavily on annotations and works great with… Continue Reading vraptor
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Shell Sort in Java 1. Introduction In this tutorial, we’ll describe the Shell sort algorithm in Java. 2. The Shell Sort Overview ==== 2.1. Description Let’s first describe the Shell sort algorithm so we know what we’re trying to implement. Shell sort is based on the Insertion sorting algorithm, and… Continue Reading java-shell-sort
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Java instanceof Operator 1. Introduction In this quick tutorial, we’ll learn about the instanceof operator in Java. 2. What is the instanceof Operator? instanceof is a binary operator used to test if an object is of a given type. The result of the operation is either true or false. It’s also known as type comparison operator because it… Continue Reading java-instanceof
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Java Weekly, Issue 292 Here we go… 1. Spring and Java ===== >> Running Single-file Programs without Compiling in Java 11 [infoq.com] Starting with Java 11, we can now run single-file programs without all the hassle. How cool is that? >> The Ultimate Guide to Java Stream API Collectors [4comprehension.com]… Continue Reading java-weekly-292
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Deploy a Spring Boot App to Azure 1. Introduction Microsoft Azure now features quite solid Java support. In this tutorial, we’ll demonstrate how to make our Spring Boot application work on the Azure platform, step by step. 2. Maven Dependency and Configuration First, we do need an Azure subscription to… Continue Reading spring-boot-azure
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Converting Between Stream and Array in Java 1. Introduction It’s common to need to convert various dynamic data structures into arrays. In this tutorial, we’ll demonstrate how to convert a Stream to an array and vice versa in Java. 2. Converting a Stream to an Array ==== 2.1. Method Reference… Continue Reading java-stream-to-array
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Initializing Arrays in Kotlin 1. Overview In this quick tutorial, we’ll look at how we can initialize an array in Kotlin. 2. arrayOf Library Method Kotlin has a built-in arrayOf method which converts the provided enumerated values into an array of the given type: val strings = arrayOf(“January”, “February”, “March”)… Continue Reading kotlin-initialize-array
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