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spring-boot-google-app-engine

Deploy a Spring Boot Application to Google App Engine Cloud DevOps Spring 1. Overview In this tutorial, we’ll show how to deploy an application from our Bootstrap a Simple Application using Spring Boot tutorial to App Engine on Google Cloud Platform. As part of this we’ll: Configure Google Cloud Platform Console and SDK Use… Continue Reading spring-boot-google-app-engine

Posted on: 2019-10-08 2019-10-08
Author: getdocs
Tags: Cloud, DevOps, Spring
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immutables

Introduction to Immutables 1. Introduction In this article we will be showing how to work with the Immutables library. Immutables consists of annotations and annotation processors for generating and working with serializable and customizable immutable objects. 2. Maven Dependencies In order to use Immutables in your project, you need to… Continue Reading immutables

java-iterate-map

Iterate over a Map in Java 1. Overview In this quick article, we’ll have a look at the different ways of iterating through the entries of a Map in Java. Simply put, we can extract the contents of a Map using keySet(), valueSet() or entrySet(). Since those are all sets,… Continue Reading java-iterate-map

java-singleton

Singletons in Java 1. Introduction In this quick article, we’ll discuss the two most popular ways of implementing Singletons in plain Java. 2. Class-Based Singleton The most popular approach is to implement a Singleton by creating a regular class and making sure it has: A private constructor A static field… Continue Reading java-singleton

kotlin-binary-tree

Implementing a Binary Tree in Kotlin 1. Overview In this tutorial, we’ll implement the basic operations for a binary tree using the Kotlin programming language. Feel free to check our Java version of this same tutorial. 2. Definition In programming, a binary tree is a tree where every node has no… Continue Reading kotlin-binary-tree

2014-week-review-25

The Baeldung Weekly Review 25 1. Java and Spring ===== >> Java 8 Friday: The Best Java 8 Resources – Your Weekend is Booked I’m kicking of this weeks review with … wait for it … a list of resources (how meta). It’s a good one though, so I have… Continue Reading 2014-week-review-25

hibernate-persisting-maps

Persisting Maps with Hibernate 1. Introduction In Hibernate, we can represent one-to-many relationships in our Java beans by having one of our fields be a List. In this quick tutorial, we’ll explore various ways of doing this with a Map instead. 2. Maps Are Different from Lists Using a Map to represent… Continue Reading hibernate-persisting-maps

Posted on: 2019-10-08 2019-11-19
Author: getdocs
Tags: Hibernate
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java-weekly-219

Java Weekly, Issue 219 Let’s jump right in… 1. Spring and Java ===== >> Monitor your Java application with Datadog Sponsored Optimize performance with end-to-end tracing and out-of-the-box support for popular Java frameworks, application servers, and databases. Try it free: >> Using Spring Security 5 to integrate with OAuth… Continue Reading java-weekly-219

java-pcollections

Introduction to PCollections 1. Overview In this article, we will be looking at PCollections, a Java library providing persistent, immutable collections. Persistent data structures (collections) can’t be modified directly during the update operation, rather a new object with the result of the update operation is returned. They are not only… Continue Reading java-pcollections

rabbitmq

Introduction to RabbitMQ 1. Overview Decoupling of software components is one of the most important parts of software design. One way of achieving this is using messaging systems, which provide an asynchronous way of communication between components (services). In this article, we will cover one of such systems: RabbitMQ. RabbitMQ… Continue Reading rabbitmq