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Java Weekly, Issue 268 Here we go… 1. Spring and Java ===== >> Configuring Spring Boot with application.properties file [dolszewski.com] A comprehensive guide, including how to avoid common mistakes made by newbies and veterans alike. >> The best way to call a stored procedure with JPA and Hibernate [vladmihalcea.com] A quick look… Continue Reading java-weekly-268
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Java Weekly, Issue 287 Here we go… 1. Spring and Java ===== >> Java 13 Text Blocks [vojtechruzicka.com] A first look at Multiline String Literals in JEP-355: Text Blocks (Preview) — they’re not quite the same as the Raw String Literals of JEP-326, which has been withdrawn. >> A beginner’s guide… Continue Reading java-weekly-287
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Intro to Log4j2 – Appenders, Layouts and Filters 1. Overview Logging events is a critical aspect of software development. While there are lots of frameworks available in Java ecosystem, Log4J has been the most popular for decades, due to the flexibility and simplicity it provides. Log4j 2 is a new… Continue Reading log4j2-appenders-layouts-filters
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Using Java Assertions 1. Introduction The Java assert keyword allows developers to quickly verify certain assumptions or state of a program. In this article, we’ll take a look at how to use the Java assert keyword. 2. History of Java Assertions The Java assert keyword was introduced in Java 1.4,… Continue Reading java-assert
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Introduction to the Java ArrayDeque 1. Overview In this tutorial, we’ll show how to use the Java’s ArrayDeque class – which is an implementation of Deque interface. An ArrayDeque (also known as an “Array Double Ended Queue”, pronounced as “ArrayDeck”) is a special kind of a growable array that allows… Continue Reading java-array-deque
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Java 8 Stream skip() vs limit() 1. Introduction In this short article, we’ll talk about the skip() and limit() methods of the Java Stream API and highlight their similarities and differences. Even though these two operations may look quite similar at first, they actually behave very differently and are not… Continue Reading java-stream-skip-vs-limit
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REST API Testing with Cucumber 1. Overview This tutorial gives an introduction to Cucumber, a commonly used tool for user acceptance testing, and how to use it in REST API tests. In addition, to make the article self-contained and independent of any external REST services, we will use WireMock, a… Continue Reading cucumber-rest-api-testing
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Java in 2017 Survey Results We’ve been running the “State of Java” survey for many years now – to get a good read of the state of the Java ecosystem. Last year, 2250 Java developers decided to take the time to answer the questions, and so it’s fantastic to see… Continue Reading java-in-2017
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An Introduction to SuanShu 1. Introduction The SuanShu is a Java math library for numerical analysis, statistics, root finding, linear algebra, optimization, and lots more. One of the things it provides is functionality for both real and complex numbers. There’s an open-source version of the library, as well as a version… Continue Reading suanshu
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Spring Webflux with Kotlin 1. Overview In this tutorial, we demonstrate how to use Spring WebFlux module using Kotlin programming language. We illustrate how to use the annotation-based and the lambda-based style approaches in defining the endpoints. 2. Spring WebFlux and Kotlin The release of Spring 5 has introduced two… Continue Reading spring-webflux-kotlin
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